From: Vitaly Andrianov vitalya@ti.com

The keystone2 SOC requires to fix all 32 bit aliased addresses to their 36 physical format. This has to happen after all fdt nodes are added or modified.

Signed-off-by: Vitaly Andrianov vitalya@ti.com Signed-off-by: Murali Karicheri m-karicheri2@ti.com Acked-by: Tom Rini trini@ti.com --- common/image-fdt.c | 5 +++++ include/fdt_support.h | 1 + 2 files changed, 6 insertions(+)

diff --git a/common/image-fdt.c b/common/image-fdt.c index a54a919..5d64009 100644 --- a/common/image-fdt.c +++ b/common/image-fdt.c @@ -487,5 +487,10 @@ int image_setup_libfdt(bootm_headers_t *images, void *blob, if (!ft_verify_fdt(blob)) return -1;

+#ifdef CONFIG_SOC_K2HK + if (IMAGE_OF_BOARD_SETUP) + ft_board_setup_ex(blob, gd->bd); +#endif + return 0; } diff --git a/include/fdt_support.h b/include/fdt_support.h index 9871e2f..4c1416d 100644 --- a/include/fdt_support.h +++ b/include/fdt_support.h @@ -63,6 +63,7 @@ int fdt_pci_dma_ranges(void *blob, int phb_off, struct pci_controller *hose); #endif

void ft_board_setup(void *blob, bd_t *bd); +void ft_board_setup_ex(void *blob, bd_t *bd); void ft_cpu_setup(void *blob, bd_t *bd); void ft_pci_setup(void *blob, bd_t *bd);

This patch add support for gpimage format as a preparatory patch for porting u-boot for keystone2 devices and is based on omapimage format. It re-uses gph header to store the size and loadaddr as done in omapimage.c

Signed-off-by: Vitaly Andrianov vitalya@ti.com Signed-off-by: Murali Karicheri m-karicheri2@ti.com Acked-by: Tom Rini trini@ti.com --- common/image.c | 1 + include/image.h | 1 + tools/Makefile | 2 + tools/gpheader.h | 40 +++++++++++++++++++ tools/gpimage-common.c | 80 +++++++++++++++++++++++++++++++++++++ tools/gpimage.c | 77 +++++++++++++++++++++++++++++++++++ tools/imagetool.c | 2 + tools/imagetool.h | 1 + tools/omapimage.c | 104 ++++++++---------------------------------------- tools/omapimage.h | 5 --- 10 files changed, 220 insertions(+), 93 deletions(-) create mode 100644 tools/gpheader.h create mode 100644 tools/gpimage-common.c create mode 100644 tools/gpimage.c

diff --git a/common/image.c b/common/image.c index 9c6bec5..fcc5a9c 100644 --- a/common/image.c +++ b/common/image.c @@ -125,6 +125,7 @@ static const table_entry_t uimage_type[] = { { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", }, { IH_TYPE_FIRMWARE, "firmware", "Firmware", }, { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", }, + { IH_TYPE_GPIMAGE, "gpimage", "TI Keystone SPL Image",}, { IH_TYPE_KERNEL, "kernel", "Kernel Image", }, { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", }, { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",}, diff --git a/include/image.h b/include/image.h index 6afd57b..8095bc8 100644 --- a/include/image.h +++ b/include/image.h @@ -215,6 +215,7 @@ struct lmb; #define IH_TYPE_KERNEL_NOLOAD 14 /* OS Kernel Image, can run from any load address */ #define IH_TYPE_PBLIMAGE 15 /* Freescale PBL Boot Image */ #define IH_TYPE_MXSIMAGE 16 /* Freescale MXSBoot Image */ +#define IH_TYPE_GPIMAGE 17 /* TI Keystone GPHeader Image */

/* * Compression Types diff --git a/tools/Makefile b/tools/Makefile index dcd49f8..56587c9 100644 --- a/tools/Makefile +++ b/tools/Makefile @@ -73,6 +73,8 @@ dumpimage-mkimage-objs := aisimage.o \ crc32.o \ default_image.o \ fit_image.o \ + gpimage.o \ + gpimage-common.o \ image-fit.o \ image-host.o \ image.o \ diff --git a/tools/gpheader.h b/tools/gpheader.h new file mode 100644 index 0000000..63a28a2 --- /dev/null +++ b/tools/gpheader.h @@ -0,0 +1,40 @@ +/* + * (C) Copyright 2014 + * Texas Instruments Incorporated + * Refactored common functions in to gpimage-common.c. Include this common + * header file + * + * (C) Copyright 2010 + * Linaro LTD, www.linaro.org + * Author: John Rigby john.rigby@linaro.org + * Based on TI's signGP.c + * + * (C) Copyright 2009 + * Stefano Babic, DENX Software Engineering, sbabic@denx.de. + * + * (C) Copyright 2008 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar prafulla@marvell.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _GPIMAGE_H_ +#define _GPIMAGE_H_ + +/* common headers for gpimage and omapimage formats */ +struct gp_header { + uint32_t size; + uint32_t load_addr; +}; +#define GPIMAGE_HDR_SIZE (sizeof(struct gp_header)) + +/* common functions across gpimage and omapimage handlers */ +int valid_gph_size(uint32_t size); +int valid_gph_load_addr(uint32_t load_addr); +int gph_verify_header(struct gp_header *gph, int be); +void gph_print_header(const struct gp_header *gph, int be); +void gph_set_header(struct gp_header *gph, uint32_t size, uint32_t load_addr, + int be); +int gpimage_check_params(struct image_tool_params *params); +#endif diff --git a/tools/gpimage-common.c b/tools/gpimage-common.c new file mode 100644 index 0000000..b343a3a --- /dev/null +++ b/tools/gpimage-common.c @@ -0,0 +1,80 @@ +/* + * (C) Copyright 2014 + * Texas Instruments Incorporated + * Refactored common functions in to gpimage-common.c. + * + * (C) Copyright 2010 + * Linaro LTD, www.linaro.org + * Author: John Rigby john.rigby@linaro.org + * Based on TI's signGP.c + * + * (C) Copyright 2009 + * Stefano Babic, DENX Software Engineering, sbabic@denx.de. + * + * (C) Copyright 2008 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar prafulla@marvell.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include "imagetool.h" +#include <compiler.h> +#include <image.h> +#include "gpheader.h" + +/* Helper to convert size and load_addr to big endian */ +void to_be32(uint32_t *gph_size, uint32_t *gph_load_addr) +{ + *gph_size = cpu_to_be32(*gph_size); + *gph_load_addr = cpu_to_be32(*gph_load_addr); +} + +int gph_verify_header(struct gp_header *gph, int be) +{ + uint32_t gph_size = gph->size, gph_load_addr = gph->load_addr; + + if (be) + to_be32(&gph_size, &gph_load_addr); + + if (!gph_size || !gph_load_addr) + return -1; + + return 0; +} + +void gph_print_header(const struct gp_header *gph, int be) +{ + uint32_t gph_size = gph->size, gph_load_addr = gph->load_addr; + + if (be) + to_be32(&gph_size, &gph_load_addr); + + if (!gph_size) { + fprintf(stderr, "Error: invalid image size %x\n", gph_size); + exit(EXIT_FAILURE); + } + + if (!gph_load_addr) { + fprintf(stderr, "Error: invalid image load address %x\n", + gph_load_addr); + exit(EXIT_FAILURE); + } + printf("GP Header: Size %x LoadAddr %x\n", gph_size, gph_load_addr); +} + +void gph_set_header(struct gp_header *gph, uint32_t size, uint32_t load_addr, + int be) +{ + gph->size = size; + gph->load_addr = load_addr; + if (be) + to_be32(&gph->size, &gph->load_addr); +} + +int gpimage_check_params(struct image_tool_params *params) +{ + return (params->dflag && (params->fflag || params->lflag)) || + (params->fflag && (params->dflag || params->lflag)) || + (params->lflag && (params->dflag || params->fflag)); +} diff --git a/tools/gpimage.c b/tools/gpimage.c new file mode 100644 index 0000000..1cabb5b --- /dev/null +++ b/tools/gpimage.c @@ -0,0 +1,77 @@ +/* + * (C) Copyright 2014 + * Texas Instruments Incorporated + * Add gpimage format for keystone devices to format spl image. This is + * Based on omapimage.c + * + * (C) Copyright 2010 + * Linaro LTD, www.linaro.org + * Author: John Rigby john.rigby@linaro.org + * Based on TI's signGP.c + * + * (C) Copyright 2009 + * Stefano Babic, DENX Software Engineering, sbabic@denx.de. + * + * (C) Copyright 2008 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar prafulla@marvell.com + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include "imagetool.h" +#include <compiler.h> +#include <image.h> +#include "gpheader.h" + +static uint8_t gpimage_header[GPIMAGE_HDR_SIZE]; + +/* to be in keystone gpimage */ +static int gpimage_check_image_types(uint8_t type) +{ + if (type == IH_TYPE_GPIMAGE) + return EXIT_SUCCESS; + return EXIT_FAILURE; +} + +static int gpimage_verify_header(unsigned char *ptr, int image_size, + struct image_tool_params *params) +{ + struct gp_header *gph = (struct gp_header *)ptr; + + return gph_verify_header(gph, 1); +} + +static void gpimage_print_header(const void *ptr) +{ + const struct gp_header *gph = (struct gp_header *)ptr; + + gph_print_header(gph, 1); +} + +static void gpimage_set_header(void *ptr, struct stat *sbuf, int ifd, + struct image_tool_params *params) +{ + struct gp_header *gph = (struct gp_header *)ptr; + + gph_set_header(gph, sbuf->st_size - GPIMAGE_HDR_SIZE, params->addr, 1); +} + +/* + * gpimage parameters + */ +static struct image_type_params gpimage_params = { + .name = "TI KeyStone GP Image support", + .header_size = GPIMAGE_HDR_SIZE, + .hdr = (void *)&gpimage_header, + .check_image_type = gpimage_check_image_types, + .verify_header = gpimage_verify_header, + .print_header = gpimage_print_header, + .set_header = gpimage_set_header, + .check_params = gpimage_check_params, +}; + +void init_gpimage_type(void) +{ + register_image_type(&gpimage_params); +} diff --git a/tools/imagetool.c b/tools/imagetool.c index 29d2189..da72115 100644 --- a/tools/imagetool.c +++ b/tools/imagetool.c @@ -45,6 +45,8 @@ void register_image_tool(imagetool_register_t image_register) init_ubl_image_type(); /* Init Davinci AIS support */ init_ais_image_type(); + /* Init TI Keystone boot image generation/list support */ + init_gpimage_type(); }

/* diff --git a/tools/imagetool.h b/tools/imagetool.h index c2c9aea..a3e9d30 100644 --- a/tools/imagetool.h +++ b/tools/imagetool.h @@ -167,6 +167,7 @@ void init_mxs_image_type(void); void init_fit_image_type(void); void init_ubl_image_type(void); void init_omap_image_type(void); +void init_gpimage_type(void);

void pbl_load_uboot(int fd, struct image_tool_params *mparams);

diff --git a/tools/omapimage.c b/tools/omapimage.c index d59bc4d..1e0c164 100644 --- a/tools/omapimage.c +++ b/tools/omapimage.c @@ -15,57 +15,24 @@ */

#include "imagetool.h" +#include <compiler.h> #include <image.h> +#include "gpheader.h" #include "omapimage.h"

/* Header size is CH header rounded up to 512 bytes plus GP header */ #define OMAP_CH_HDR_SIZE 512 -#define OMAP_GP_HDR_SIZE (sizeof(struct gp_header)) -#define OMAP_FILE_HDR_SIZE (OMAP_CH_HDR_SIZE+OMAP_GP_HDR_SIZE) +#define OMAP_FILE_HDR_SIZE (OMAP_CH_HDR_SIZE + GPIMAGE_HDR_SIZE)

static int do_swap32 = 0;

-static uint32_t omapimage_swap32(uint32_t data) -{ - uint32_t result = 0; - result = (data & 0xFF000000) >> 24; - result |= (data & 0x00FF0000) >> 8; - result |= (data & 0x0000FF00) << 8; - result |= (data & 0x000000FF) << 24; - return result; -} - static uint8_t omapimage_header[OMAP_FILE_HDR_SIZE];

static int omapimage_check_image_types(uint8_t type) { if (type == IH_TYPE_OMAPIMAGE) return EXIT_SUCCESS; - else { - return EXIT_FAILURE; - } -} - -/* - * Only the simplest image type is currently supported: - * TOC pointing to CHSETTINGS - * TOC terminator - * CHSETTINGS - * - * padding to OMAP_CH_HDR_SIZE bytes - * - * gp header - * size - * load_addr - */ -static int valid_gph_size(uint32_t size) -{ - return size; -} - -static int valid_gph_load_addr(uint32_t load_addr) -{ - return load_addr; + return EXIT_FAILURE; }

static int omapimage_verify_header(unsigned char *ptr, int image_size, @@ -73,13 +40,13 @@ static int omapimage_verify_header(unsigned char *ptr, int image_size, { struct ch_toc *toc = (struct ch_toc *)ptr; struct gp_header *gph = (struct gp_header *)(ptr+OMAP_CH_HDR_SIZE); - uint32_t offset, size, gph_size, gph_load_addr; + uint32_t offset, size;

while (toc->section_offset != 0xffffffff && toc->section_size != 0xffffffff) { if (do_swap32) { - offset = omapimage_swap32(toc->section_offset); - size = omapimage_swap32(toc->section_size); + offset = cpu_to_be32(toc->section_offset); + size = cpu_to_be32(toc->section_size); } else { offset = toc->section_offset; size = toc->section_size; @@ -92,20 +59,7 @@ static int omapimage_verify_header(unsigned char *ptr, int image_size, toc++; }

- if (do_swap32) { - gph_size = omapimage_swap32(gph->size); - gph_load_addr = omapimage_swap32(gph->load_addr); - } else { - gph_size = gph->size; - gph_load_addr = gph->load_addr; - } - - if (!valid_gph_size(gph_size)) - return -1; - if (!valid_gph_load_addr(gph_load_addr)) - return -1; - - return 0; + return gph_verify_header(gph, do_swap32); }

static void omapimage_print_section(struct ch_settings *chs) @@ -135,13 +89,13 @@ static void omapimage_print_header(const void *ptr) const struct ch_toc *toc = (struct ch_toc *)ptr; const struct gp_header *gph = (struct gp_header *)(ptr+OMAP_CH_HDR_SIZE); - uint32_t offset, size, gph_size, gph_load_addr; + uint32_t offset, size;

while (toc->section_offset != 0xffffffff && toc->section_size != 0xffffffff) { if (do_swap32) { - offset = omapimage_swap32(toc->section_offset); - size = omapimage_swap32(toc->section_size); + offset = cpu_to_be32(toc->section_offset); + size = cpu_to_be32(toc->section_size); } else { offset = toc->section_offset; size = toc->section_size; @@ -160,26 +114,7 @@ static void omapimage_print_header(const void *ptr) toc++; }

- if (do_swap32) { - gph_size = omapimage_swap32(gph->size); - gph_load_addr = omapimage_swap32(gph->load_addr); - } else { - gph_size = gph->size; - gph_load_addr = gph->load_addr; - } - - if (!valid_gph_size(gph_size)) { - fprintf(stderr, "Error: invalid image size %x\n", gph_size); - exit(EXIT_FAILURE); - } - - if (!valid_gph_load_addr(gph_load_addr)) { - fprintf(stderr, "Error: invalid image load address %x\n", - gph_load_addr); - exit(EXIT_FAILURE); - } - - printf("GP Header: Size %x LoadAddr %x\n", gph_size, gph_load_addr); + gph_print_header(gph, do_swap32); }

static int toc_offset(void *hdr, void *member) @@ -208,8 +143,8 @@ static void omapimage_set_header(void *ptr, struct stat *sbuf, int ifd, toc++; memset(toc, 0xff, sizeof(*toc));

- gph->size = sbuf->st_size - OMAP_FILE_HDR_SIZE; - gph->load_addr = params->addr; + gph_set_header(gph, sbuf->st_size - OMAP_FILE_HDR_SIZE, + params->addr, 0);

if (strncmp(params->imagename, "byteswap", 8) == 0) { do_swap32 = 1; @@ -217,20 +152,13 @@ static void omapimage_set_header(void *ptr, struct stat *sbuf, int ifd, uint32_t *data = (uint32_t *)ptr;

while (swapped <= (sbuf->st_size / sizeof(uint32_t))) { - *data = omapimage_swap32(*data); + *data = cpu_to_be32(*data); swapped++; data++; } } }

-int omapimage_check_params(struct image_tool_params *params) -{ - return (params->dflag && (params->fflag || params->lflag)) || - (params->fflag && (params->dflag || params->lflag)) || - (params->lflag && (params->dflag || params->fflag)); -} - /* * omapimage parameters */ @@ -242,7 +170,7 @@ static struct image_type_params omapimage_params = { .verify_header = omapimage_verify_header, .print_header = omapimage_print_header, .set_header = omapimage_set_header, - .check_params = omapimage_check_params, + .check_params = gpimage_check_params, };

void init_omap_image_type(void) diff --git a/tools/omapimage.h b/tools/omapimage.h index 45d14ea..8744ae7 100644 --- a/tools/omapimage.h +++ b/tools/omapimage.h @@ -25,10 +25,5 @@ struct ch_settings { uint32_t flags; };

-struct gp_header { - uint32_t size; - uint32_t load_addr; -}; - #define KEY_CHSETTINGS 0xC0C0C0C1 #endif /* _OMAPIMAGE_H_ */

This patch introduces a configurable mechanism to disable subpage writes in the DaVinci NAND driver.

Signed-off-by: Vitaly Andrianov vitalya@ti.com Signed-off-by: Murali Karicheri m-karicheri2@ti.com Acked-by: Tom Rini trini@ti.com --- README | 5 +++++ drivers/mtd/nand/davinci_nand.c | 3 +++ 2 files changed, 8 insertions(+)

diff --git a/README b/README index ff49260..faec8ef 100644 --- a/README +++ b/README @@ -4473,6 +4473,11 @@ Low Level (hardware related) configuration options: - CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC: Enables the RTC32K OSC on AM33xx based plattforms

+- CONFIG_SYS_NAND_NO_SUBPAGE_WRITE + Option to disable subpage write in NAND driver + driver that uses this: + drivers/mtd/nand/davinci_nand.c + Freescale QE/FMAN Firmware Support: -----------------------------------

diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c index 5b17d7b..75b03a7 100644 --- a/drivers/mtd/nand/davinci_nand.c +++ b/drivers/mtd/nand/davinci_nand.c @@ -609,6 +609,9 @@ void davinci_nand_init(struct nand_chip *nand) #ifdef CONFIG_SYS_NAND_USE_FLASH_BBT nand->bbt_options |= NAND_BBT_USE_FLASH; #endif +#ifdef CONFIG_SYS_NAND_NO_SUBPAGE_WRITE + nand->options |= NAND_NO_SUBPAGE_WRITE; +#endif #ifdef CONFIG_SYS_NAND_HW_ECC nand->ecc.mode = NAND_ECC_HW; nand->ecc.size = 512;

From: Vitaly Andrianov vitalya@ti.com

Signed-off-by: Vitaly Andrianov vitalya@ti.com Signed-off-by: Murali Karicheri m-karicheri2@ti.com --- drivers/i2c/davinci_i2c.c | 343 +++++++++++++++++++++++++++------------------ drivers/i2c/davinci_i2c.h | 27 ++-- 2 files changed, 218 insertions(+), 152 deletions(-)

diff --git a/drivers/i2c/davinci_i2c.c b/drivers/i2c/davinci_i2c.c index 6e5260c..c4a6c4d 100644 --- a/drivers/i2c/davinci_i2c.c +++ b/drivers/i2c/davinci_i2c.c @@ -1,8 +1,9 @@ /* * TI DaVinci (TMS320DM644x) I2C driver. * - * Copyright (C) 2007 Sergey Kubushyn ksi@koi8.net - * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * (C) Copyright 2007 Sergey Kubushyn ksi@koi8.net * -------------------------------------------------------- * * SPDX-License-Identifier: GPL-2.0+ @@ -12,14 +13,26 @@ #include <i2c.h> #include <asm/arch/hardware.h> #include <asm/arch/i2c_defs.h> +#include <asm/io.h> #include "davinci_i2c.h"

+DECLARE_GLOBAL_DATA_PTR; + +static struct i2c_regs __attribute__((section(".data"))) *i2c_base = + (struct i2c_regs *)I2C_BASE; + +#ifdef CONFIG_I2C_MULTI_BUS +static unsigned int __attribute__((section(".data"))) + bus_initialized[I2C_BUS_MAX] = { [0 ... (I2C_BUS_MAX-1)] = 0 }; +static unsigned int __attribute__((section(".data"))) current_bus; +#endif + #define CHECK_NACK() \ do {\ if (tmp & (I2C_TIMEOUT | I2C_STAT_NACK)) {\ - REG(I2C_CON) = 0;\ - return(1);\ - }\ + REG(&(i2c_base->i2c_con)) = 0;\ + return 1;\ + } \ } while (0)

@@ -27,20 +40,21 @@ static int wait_for_bus(void) { int stat, timeout;

- REG(I2C_STAT) = 0xffff; + REG(&(i2c_base->i2c_stat)) = 0xffff;

for (timeout = 0; timeout < 10; timeout++) { - if (!((stat = REG(I2C_STAT)) & I2C_STAT_BB)) { - REG(I2C_STAT) = 0xffff; - return(0); + stat = REG(&(i2c_base->i2c_stat)); + if (!((stat) & I2C_STAT_BB)) { + REG(&(i2c_base->i2c_stat)) = 0xffff; + return 0; }

- REG(I2C_STAT) = stat; + REG(&(i2c_base->i2c_stat)) = stat; udelay(50000); }

- REG(I2C_STAT) = 0xffff; - return(1); + REG(&(i2c_base->i2c_stat)) = 0xffff; + return 1; }

@@ -50,25 +64,23 @@ static int poll_i2c_irq(int mask)

for (timeout = 0; timeout < 10; timeout++) { udelay(1000); - stat = REG(I2C_STAT); - if (stat & mask) { - return(stat); - } + stat = REG(&(i2c_base->i2c_stat)); + if (stat & mask) + return stat; }

- REG(I2C_STAT) = 0xffff; - return(stat | I2C_TIMEOUT); + REG(&(i2c_base->i2c_stat)) = 0xffff; + return stat | I2C_TIMEOUT; }

- void flush_rx(void) { while (1) { - if (!(REG(I2C_STAT) & I2C_STAT_RRDY)) + if (!(REG(&(i2c_base->i2c_stat)) & I2C_STAT_RRDY)) break;

- REG(I2C_DRR); - REG(I2C_STAT) = I2C_STAT_RRDY; + REG(&(i2c_base->i2c_drr)); + REG(&(i2c_base->i2c_stat)) = I2C_STAT_RRDY; udelay(1000); } } @@ -78,28 +90,34 @@ void i2c_init(int speed, int slaveadd) { u_int32_t div, psc;

- if (REG(I2C_CON) & I2C_CON_EN) { - REG(I2C_CON) = 0; - udelay (50000); + if (REG(&(i2c_base->i2c_con)) & I2C_CON_EN) { + REG(&(i2c_base->i2c_con)) = 0; + udelay(50000); }

psc = 2; - div = (CONFIG_SYS_HZ_CLOCK / ((psc + 1) * speed)) - 10; /* SCLL + SCLH */ - REG(I2C_PSC) = psc; /* 27MHz / (2 + 1) = 9MHz */ - REG(I2C_SCLL) = (div * 50) / 100; /* 50% Duty */ - REG(I2C_SCLH) = div - REG(I2C_SCLL); + /* SCLL + SCLH */ + div = (CONFIG_SYS_HZ_CLOCK / ((psc + 1) * speed)) - 10; + REG(&(i2c_base->i2c_psc)) = psc; /* 27MHz / (2 + 1) = 9MHz */ + REG(&(i2c_base->i2c_scll)) = (div * 50) / 100; /* 50% Duty */ + REG(&(i2c_base->i2c_sclh)) = div - REG(&(i2c_base->i2c_scll));

- REG(I2C_OA) = slaveadd; - REG(I2C_CNT) = 0; + REG(&(i2c_base->i2c_oa)) = slaveadd; + REG(&(i2c_base->i2c_cnt)) = 0;

/* Interrupts must be enabled or I2C module won't work */ - REG(I2C_IE) = I2C_IE_SCD_IE | I2C_IE_XRDY_IE | + REG(&(i2c_base->i2c_ie)) = I2C_IE_SCD_IE | I2C_IE_XRDY_IE | I2C_IE_RRDY_IE | I2C_IE_ARDY_IE | I2C_IE_NACK_IE;

/* Now enable I2C controller (get it out of reset) */ - REG(I2C_CON) = I2C_CON_EN; + REG(&(i2c_base->i2c_con)) = I2C_CON_EN;

udelay(1000); + +#ifdef CONFIG_I2C_MULTI_BUS + if (gd->flags & GD_FLG_RELOC) + bus_initialized[current_bus] = 1; +#endif }

int i2c_set_bus_speed(unsigned int speed) @@ -112,34 +130,36 @@ int i2c_probe(u_int8_t chip) { int rc = 1;

- if (chip == REG(I2C_OA)) { - return(rc); - } + if (chip == REG(&(i2c_base->i2c_oa))) + return rc;

- REG(I2C_CON) = 0; - if (wait_for_bus()) {return(1);} + REG(&(i2c_base->i2c_con)) = 0; + if (wait_for_bus()) + return 1;

/* try to read one byte from current (or only) address */ - REG(I2C_CNT) = 1; - REG(I2C_SA) = chip; - REG(I2C_CON) = (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_STP); - udelay (50000); + REG(&(i2c_base->i2c_cnt)) = 1; + REG(&(i2c_base->i2c_sa)) = chip; + REG(&(i2c_base->i2c_con)) = (I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | + I2C_CON_STP); + udelay(50000);

- if (!(REG(I2C_STAT) & I2C_STAT_NACK)) { + if (!(REG(&(i2c_base->i2c_stat)) & I2C_STAT_NACK)) { rc = 0; flush_rx(); - REG(I2C_STAT) = 0xffff; + REG(&(i2c_base->i2c_stat)) = 0xffff; } else { - REG(I2C_STAT) = 0xffff; - REG(I2C_CON) |= I2C_CON_STP; + REG(&(i2c_base->i2c_stat)) = 0xffff; + REG(&(i2c_base->i2c_con)) |= I2C_CON_STP; udelay(20000); - if (wait_for_bus()) {return(1);} + if (wait_for_bus()) + return 1; }

flush_rx(); - REG(I2C_STAT) = 0xffff; - REG(I2C_CNT) = 0; - return(rc); + REG(&(i2c_base->i2c_stat)) = 0xffff; + REG(&(i2c_base->i2c_cnt)) = 0; + return rc; }

@@ -149,73 +169,76 @@ int i2c_read(u_int8_t chip, u_int32_t addr, int alen, u_int8_t *buf, int len) int i;

if ((alen < 0) || (alen > 2)) { - printf("%s(): bogus address length %x\n", __FUNCTION__, alen); - return(1); + printf("%s(): bogus address length %x\n", __func__, alen); + return 1; }

- if (wait_for_bus()) {return(1);} + if (wait_for_bus()) + return 1;

if (alen != 0) { /* Start address phase */ tmp = I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_TRX; - REG(I2C_CNT) = alen; - REG(I2C_SA) = chip; - REG(I2C_CON) = tmp; + REG(&(i2c_base->i2c_cnt)) = alen; + REG(&(i2c_base->i2c_sa)) = chip; + REG(&(i2c_base->i2c_con)) = tmp;

tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK);

CHECK_NACK();

switch (alen) { - case 2: - /* Send address MSByte */ - if (tmp & I2C_STAT_XRDY) { - REG(I2C_DXR) = (addr >> 8) & 0xff; - } else { - REG(I2C_CON) = 0; - return(1); - } - - tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK); - - CHECK_NACK(); - /* No break, fall through */ - case 1: - /* Send address LSByte */ - if (tmp & I2C_STAT_XRDY) { - REG(I2C_DXR) = addr & 0xff; - } else { - REG(I2C_CON) = 0; - return(1); - } - - tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK | I2C_STAT_ARDY); - - CHECK_NACK(); - - if (!(tmp & I2C_STAT_ARDY)) { - REG(I2C_CON) = 0; - return(1); - } + case 2: + /* Send address MSByte */ + if (tmp & I2C_STAT_XRDY) { + REG(&(i2c_base->i2c_dxr)) = (addr >> 8) & 0xff; + } else { + REG(&(i2c_base->i2c_con)) = 0; + return 1; + } + + tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK); + + CHECK_NACK(); + /* No break, fall through */ + case 1: + /* Send address LSByte */ + if (tmp & I2C_STAT_XRDY) { + REG(&(i2c_base->i2c_dxr)) = addr & 0xff; + } else { + REG(&(i2c_base->i2c_con)) = 0; + return 1; + } + + tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK | + I2C_STAT_ARDY); + + CHECK_NACK(); + + if (!(tmp & I2C_STAT_ARDY)) { + REG(&(i2c_base->i2c_con)) = 0; + return 1; + } } }

/* Address phase is over, now read 'len' bytes and stop */ tmp = I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_STP; - REG(I2C_CNT) = len & 0xffff; - REG(I2C_SA) = chip; - REG(I2C_CON) = tmp; + REG(&(i2c_base->i2c_cnt)) = len & 0xffff; + REG(&(i2c_base->i2c_sa)) = chip; + REG(&(i2c_base->i2c_con)) = tmp;

for (i = 0; i < len; i++) { - tmp = poll_i2c_irq(I2C_STAT_RRDY | I2C_STAT_NACK | I2C_STAT_ROVR); + tmp = poll_i2c_irq(I2C_STAT_RRDY | I2C_STAT_NACK | + I2C_STAT_ROVR);

CHECK_NACK();

if (tmp & I2C_STAT_RRDY) { - buf[i] = REG(I2C_DRR); + buf[i] = REG(&(i2c_base->i2c_drr)); } else { - REG(I2C_CON) = 0; - return(1); + REG(&(i2c_base->i2c_con)) = 0; + return 1; } }

@@ -224,16 +247,16 @@ int i2c_read(u_int8_t chip, u_int32_t addr, int alen, u_int8_t *buf, int len) CHECK_NACK();

if (!(tmp & I2C_STAT_SCD)) { - REG(I2C_CON) = 0; - return(1); + REG(&(i2c_base->i2c_con)) = 0; + return 1; }

flush_rx(); - REG(I2C_STAT) = 0xffff; - REG(I2C_CNT) = 0; - REG(I2C_CON) = 0; + REG(&(i2c_base->i2c_stat)) = 0xffff; + REG(&(i2c_base->i2c_cnt)) = 0; + REG(&(i2c_base->i2c_con)) = 0;

- return(0); + return 0; }

@@ -243,48 +266,51 @@ int i2c_write(u_int8_t chip, u_int32_t addr, int alen, u_int8_t *buf, int len) int i;

if ((alen < 0) || (alen > 2)) { - printf("%s(): bogus address length %x\n", __FUNCTION__, alen); - return(1); + printf("%s(): bogus address length %x\n", __func__, alen); + return 1; } if (len < 0) { - printf("%s(): bogus length %x\n", __FUNCTION__, len); - return(1); + printf("%s(): bogus length %x\n", __func__, len); + return 1; }

- if (wait_for_bus()) {return(1);} + if (wait_for_bus()) + return 1;

/* Start address phase */ - tmp = I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | I2C_CON_TRX | I2C_CON_STP; - REG(I2C_CNT) = (alen == 0) ? len & 0xffff : (len & 0xffff) + alen; - REG(I2C_SA) = chip; - REG(I2C_CON) = tmp; + tmp = I2C_CON_EN | I2C_CON_MST | I2C_CON_STT | + I2C_CON_TRX | I2C_CON_STP; + REG(&(i2c_base->i2c_cnt)) = (alen == 0) ? + len & 0xffff : (len & 0xffff) + alen; + REG(&(i2c_base->i2c_sa)) = chip; + REG(&(i2c_base->i2c_con)) = tmp;

switch (alen) { - case 2: - /* Send address MSByte */ - tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK); + case 2: + /* Send address MSByte */ + tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK);

- CHECK_NACK(); + CHECK_NACK();

- if (tmp & I2C_STAT_XRDY) { - REG(I2C_DXR) = (addr >> 8) & 0xff; - } else { - REG(I2C_CON) = 0; - return(1); - } - /* No break, fall through */ - case 1: - /* Send address LSByte */ - tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK); + if (tmp & I2C_STAT_XRDY) { + REG(&(i2c_base->i2c_dxr)) = (addr >> 8) & 0xff; + } else { + REG(&(i2c_base->i2c_con)) = 0; + return 1; + } + /* No break, fall through */ + case 1: + /* Send address LSByte */ + tmp = poll_i2c_irq(I2C_STAT_XRDY | I2C_STAT_NACK);

- CHECK_NACK(); + CHECK_NACK();

- if (tmp & I2C_STAT_XRDY) { - REG(I2C_DXR) = addr & 0xff; - } else { - REG(I2C_CON) = 0; - return(1); - } + if (tmp & I2C_STAT_XRDY) { + REG(&(i2c_base->i2c_dxr)) = addr & 0xff; + } else { + REG(&(i2c_base->i2c_con)) = 0; + return 1; + } }

for (i = 0; i < len; i++) { @@ -292,11 +318,10 @@ int i2c_write(u_int8_t chip, u_int32_t addr, int alen, u_int8_t *buf, int len)

CHECK_NACK();

- if (tmp & I2C_STAT_XRDY) { - REG(I2C_DXR) = buf[i]; - } else { - return(1); - } + if (tmp & I2C_STAT_XRDY) + REG(&(i2c_base->i2c_dxr)) = buf[i]; + else + return 1; }

tmp = poll_i2c_irq(I2C_STAT_SCD | I2C_STAT_NACK); @@ -304,14 +329,52 @@ int i2c_write(u_int8_t chip, u_int32_t addr, int alen, u_int8_t *buf, int len) CHECK_NACK();

if (!(tmp & I2C_STAT_SCD)) { - REG(I2C_CON) = 0; - return(1); + REG(&(i2c_base->i2c_con)) = 0; + return 1; }

flush_rx(); - REG(I2C_STAT) = 0xffff; - REG(I2C_CNT) = 0; - REG(I2C_CON) = 0; + REG(&(i2c_base->i2c_stat)) = 0xffff; + REG(&(i2c_base->i2c_cnt)) = 0; + REG(&(i2c_base->i2c_con)) = 0; + + return 0; +} + +#ifdef CONFIG_I2C_MULTI_BUS +int i2c_set_bus_num(unsigned int bus) +{ + if ((bus < 0) || (bus >= I2C_BUS_MAX)) { + printf("Bad bus: %d\n", bus); + return -1; + } + + switch (bus) { +#if I2C_BUS_MAX == 3 + case 2: + i2c_base = (struct i2c_regs *)I2C2_BASE; + break; +#endif +#if I2C_BUS_MAX >= 2 + case 1: + i2c_base = (struct i2c_regs *)I2C1_BASE; + break; +#endif + default: + i2c_base = (struct i2c_regs *)I2C0_BASE; + bus = 0; + } + + current_bus = bus; + + if (!bus_initialized[current_bus]) + i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);

- return(0); + return 0; +} + +unsigned int i2c_get_bus_num(void) +{ + return (int) current_bus; } +#endif diff --git a/drivers/i2c/davinci_i2c.h b/drivers/i2c/davinci_i2c.h index 79ff7a3..20d4342 100644 --- a/drivers/i2c/davinci_i2c.h +++ b/drivers/i2c/davinci_i2c.h @@ -12,18 +12,21 @@ #define I2C_WRITE 0 #define I2C_READ 1

-#define I2C_OA (I2C_BASE + 0x00) -#define I2C_IE (I2C_BASE + 0x04) -#define I2C_STAT (I2C_BASE + 0x08) -#define I2C_SCLL (I2C_BASE + 0x0c) -#define I2C_SCLH (I2C_BASE + 0x10) -#define I2C_CNT (I2C_BASE + 0x14) -#define I2C_DRR (I2C_BASE + 0x18) -#define I2C_SA (I2C_BASE + 0x1c) -#define I2C_DXR (I2C_BASE + 0x20) -#define I2C_CON (I2C_BASE + 0x24) -#define I2C_IV (I2C_BASE + 0x28) -#define I2C_PSC (I2C_BASE + 0x30) +struct i2c_regs { + u32 i2c_oa; + u32 i2c_ie; + u32 i2c_stat; + u32 i2c_scll; + u32 i2c_sclh; + u32 i2c_cnt; + u32 i2c_drr; + u32 i2c_sa; + u32 i2c_dxr; + u32 i2c_con; + u32 i2c_iv; + u32 res_2c; + u32 i2c_psc; +};

/* I2C masks */

k2hk EVM is based on Texas Instruments Keystone2 Hawking/Kepler SoC. Keystone2 SoC has ARM v7 Cortex-A15 MPCore processor. Please refer the ti/k2hk_evm/README for details on the board, build and other information.

This patch add support for keystone architecture and k2hk evm.

Signed-off-by: Vitaly Andrianov vitalya@ti.com Signed-off-by: Murali Karicheri m-karicheri2@ti.com Signed-off-by: WingMan Kwok w-kwok2@ti.com Signed-off-by: Sandeep Nair sandeep_n@ti.com --- Makefile | 10 + arch/arm/cpu/armv7/keystone/Makefile | 17 ++ arch/arm/cpu/armv7/keystone/aemif.c | 71 +++++ arch/arm/cpu/armv7/keystone/clock.c | 318 ++++++++++++++++++++ arch/arm/cpu/armv7/keystone/cmd_clock.c | 124 ++++++++ arch/arm/cpu/armv7/keystone/cmd_mon.c | 131 ++++++++ arch/arm/cpu/armv7/keystone/ddr3.c | 69 +++++ arch/arm/cpu/armv7/keystone/init.c | 56 ++++ arch/arm/cpu/armv7/keystone/msmc.c | 68 +++++ arch/arm/cpu/armv7/keystone/psc.c | 238 +++++++++++++++ arch/arm/cpu/armv7/keystone/spl.c | 45 +++ arch/arm/include/asm/arch-keystone/clock-k2hk.h | 109 +++++++ arch/arm/include/asm/arch-keystone/clock.h | 17 ++ arch/arm/include/asm/arch-keystone/clock_defs.h | 121 ++++++++ arch/arm/include/asm/arch-keystone/emif_defs.h | 73 +++++ arch/arm/include/asm/arch-keystone/hardware-k2hk.h | 150 +++++++++ arch/arm/include/asm/arch-keystone/hardware.h | 175 +++++++++++ arch/arm/include/asm/arch-keystone/i2c_defs.h | 17 ++ arch/arm/include/asm/arch-keystone/nand_defs.h | 25 ++ arch/arm/include/asm/arch-keystone/psc_defs.h | 90 ++++++ arch/arm/include/asm/arch-keystone/spl.h | 12 + board/ti/k2hk_evm/Makefile | 9 + board/ti/k2hk_evm/README | 122 ++++++++ board/ti/k2hk_evm/board.c | 236 +++++++++++++++ board/ti/k2hk_evm/ddr3.c | 269 +++++++++++++++++ boards.cfg | 1 + drivers/serial/ns16550.c | 8 + include/configs/k2hk_evm.h | 209 +++++++++++++ 28 files changed, 2790 insertions(+) create mode 100644 arch/arm/cpu/armv7/keystone/Makefile create mode 100644 arch/arm/cpu/armv7/keystone/aemif.c create mode 100644 arch/arm/cpu/armv7/keystone/clock.c create mode 100644 arch/arm/cpu/armv7/keystone/cmd_clock.c create mode 100644 arch/arm/cpu/armv7/keystone/cmd_mon.c create mode 100644 arch/arm/cpu/armv7/keystone/ddr3.c create mode 100644 arch/arm/cpu/armv7/keystone/init.c create mode 100644 arch/arm/cpu/armv7/keystone/msmc.c create mode 100644 arch/arm/cpu/armv7/keystone/psc.c create mode 100644 arch/arm/cpu/armv7/keystone/spl.c create mode 100644 arch/arm/include/asm/arch-keystone/clock-k2hk.h create mode 100644 arch/arm/include/asm/arch-keystone/clock.h create mode 100644 arch/arm/include/asm/arch-keystone/clock_defs.h create mode 100644 arch/arm/include/asm/arch-keystone/emif_defs.h create mode 100644 arch/arm/include/asm/arch-keystone/hardware-k2hk.h create mode 100644 arch/arm/include/asm/arch-keystone/hardware.h create mode 100644 arch/arm/include/asm/arch-keystone/i2c_defs.h create mode 100644 arch/arm/include/asm/arch-keystone/nand_defs.h create mode 100644 arch/arm/include/asm/arch-keystone/psc_defs.h create mode 100644 arch/arm/include/asm/arch-keystone/spl.h create mode 100644 board/ti/k2hk_evm/Makefile create mode 100644 board/ti/k2hk_evm/README create mode 100644 board/ti/k2hk_evm/board.c create mode 100644 board/ti/k2hk_evm/ddr3.c create mode 100644 include/configs/k2hk_evm.h

diff --git a/Makefile b/Makefile index 0281171..c497b15 100644 --- a/Makefile +++ b/Makefile @@ -875,6 +875,16 @@ OBJCOPYFLAGS_u-boot.spr = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \ u-boot.spr: spl/u-boot-spl.img u-boot.img FORCE $(call if_changed,pad_cat)

+MKIMAGEFLAGS_u-boot-spl.gph = -A $(ARCH) -T gpimage -C none \ + -a $(CONFIG_SPL_TEXT_BASE) -e $(CONFIG_SPL_TEXT_BASE) -n SPL +spl/u-boot-spl.gph: spl/u-boot-spl.bin FORCE + $(call if_changed,mkimage) + +OBJCOPYFLAGS_u-boot-spi.gph = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \ + --gap-fill=0 +u-boot-spi.gph: spl/u-boot-spl.gph u-boot.img FORCE + $(call if_changed,pad_cat) + ifneq ($(CONFIG_TEGRA),) OBJCOPYFLAGS_u-boot-nodtb-tegra.bin = -O binary --pad-to=$(CONFIG_SYS_TEXT_BASE) u-boot-nodtb-tegra.bin: spl/u-boot-spl u-boot.bin FORCE diff --git a/arch/arm/cpu/armv7/keystone/Makefile b/arch/arm/cpu/armv7/keystone/Makefile new file mode 100644 index 0000000..7924cfa --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/Makefile @@ -0,0 +1,17 @@ +# +# (C) Copyright 2012-2014 +# Texas Instruments Incorporated, <www.ti.com> +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += aemif.o +obj-y += init.o +obj-y += psc.o +obj-y += clock.o +obj-y += cmd_clock.o +obj-y += cmd_mon.o +obj-y += msmc.o +obj-$(CONFIG_SPL_BUILD) += spl.o +obj-y += ddr3.o + diff --git a/arch/arm/cpu/armv7/keystone/aemif.c b/arch/arm/cpu/armv7/keystone/aemif.c new file mode 100644 index 0000000..9b26886 --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/aemif.c @@ -0,0 +1,71 @@ +/* + * Keystone2: Asynchronous EMIF Configuration + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/emif_defs.h> + +#define AEMIF_CFG_SELECT_STROBE(v) ((v) ? 1 << 31 : 0) +#define AEMIF_CFG_EXTEND_WAIT(v) ((v) ? 1 << 30 : 0) +#define AEMIF_CFG_WR_SETUP(v) (((v) & 0x0f) << 26) +#define AEMIF_CFG_WR_STROBE(v) (((v) & 0x3f) << 20) +#define AEMIF_CFG_WR_HOLD(v) (((v) & 0x07) << 17) +#define AEMIF_CFG_RD_SETUP(v) (((v) & 0x0f) << 13) +#define AEMIF_CFG_RD_STROBE(v) (((v) & 0x3f) << 7) +#define AEMIF_CFG_RD_HOLD(v) (((v) & 0x07) << 4) +#define AEMIF_CFG_TURN_AROUND(v) (((v) & 0x03) << 2) +#define AEMIF_CFG_WIDTH(v) (((v) & 0x03) << 0) + +#define set_config_field(reg, field, val) \ + do { \ + if (val != -1) { \ + reg &= ~AEMIF_CFG_##field(0xffffffff); \ + reg |= AEMIF_CFG_##field(val); \ + } \ + } while (0) + +void configure_async_emif(int cs, struct async_emif_config *cfg) +{ + unsigned long tmp; + + if (cfg->mode == ASYNC_EMIF_MODE_NAND) { + tmp = __raw_readl(&davinci_emif_regs->nandfcr); + tmp |= (1 << cs); + __raw_writel(tmp, &davinci_emif_regs->nandfcr); + + } else if (cfg->mode == ASYNC_EMIF_MODE_ONENAND) { + tmp = __raw_readl(&davinci_emif_regs->one_nand_cr); + tmp |= (1 << cs); + __raw_writel(tmp, &davinci_emif_regs->one_nand_cr); + } + + tmp = __raw_readl(&davinci_emif_regs->abncr[cs]); + + set_config_field(tmp, SELECT_STROBE, cfg->select_strobe); + set_config_field(tmp, EXTEND_WAIT, cfg->extend_wait); + set_config_field(tmp, WR_SETUP, cfg->wr_setup); + set_config_field(tmp, WR_STROBE, cfg->wr_strobe); + set_config_field(tmp, WR_HOLD, cfg->wr_hold); + set_config_field(tmp, RD_SETUP, cfg->rd_setup); + set_config_field(tmp, RD_STROBE, cfg->rd_strobe); + set_config_field(tmp, RD_HOLD, cfg->rd_hold); + set_config_field(tmp, TURN_AROUND, cfg->turn_around); + set_config_field(tmp, WIDTH, cfg->width); + + __raw_writel(tmp, &davinci_emif_regs->abncr[cs]); +} + +void init_async_emif(int num_cs, struct async_emif_config *config) +{ + int cs; + + for (cs = 0; cs < num_cs; cs++) + configure_async_emif(cs, config + cs); +} diff --git a/arch/arm/cpu/armv7/keystone/clock.c b/arch/arm/cpu/armv7/keystone/clock.c new file mode 100644 index 0000000..3ffcbb7 --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/clock.c @@ -0,0 +1,318 @@ +/* + * Keystone2: pll initialization + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm-generic/errno.h> +#include <asm/io.h> +#include <asm/processor.h> +#include <asm/arch/clock.h> +#include <asm/arch/clock_defs.h> + +static void wait_for_completion(const struct pll_init_data *data) +{ + int i; + for (i = 0; i < 100; i++) { + sdelay(450); + if ((pllctl_reg_read(data->pll, stat) & PLLSTAT_GO) == 0) + break; + } +} + +struct pll_regs { + u32 reg0, reg1; +}; + +static const struct pll_regs pll_regs[] = { + [CORE_PLL] = { K2HK_MAINPLLCTL0, K2HK_MAINPLLCTL1}, + [PASS_PLL] = { K2HK_PASSPLLCTL0, K2HK_PASSPLLCTL1}, + [TETRIS_PLL] = { K2HK_ARMPLLCTL0, K2HK_ARMPLLCTL1}, + [DDR3A_PLL] = { K2HK_DDR3APLLCTL0, K2HK_DDR3APLLCTL1}, + [DDR3B_PLL] = { K2HK_DDR3BPLLCTL0, K2HK_DDR3BPLLCTL1}, +}; + +/* Fout = Fref * NF(mult) / NR(prediv) / OD */ +static unsigned long pll_freq_get(int pll) +{ + unsigned long mult = 1, prediv = 1, output_div = 2; + unsigned long ret; + u32 tmp, reg; + + if (pll == CORE_PLL) { + ret = external_clk[sys_clk]; + if (pllctl_reg_read(pll, ctl) & PLLCTL_PLLEN) { + /* PLL mode */ + tmp = __raw_readl(K2HK_MAINPLLCTL0); + prediv = (tmp & PLL_DIV_MASK) + 1; + mult = (((tmp & PLLM_MULT_HI_SMASK) >> 6) | + (pllctl_reg_read(pll, mult) & + PLLM_MULT_LO_MASK)) + 1; + output_div = ((pllctl_reg_read(pll, secctl) >> + PLL_CLKOD_SHIFT) & PLL_CLKOD_MASK) + 1; + + ret = ret / prediv / output_div * mult; + } + } else { + switch (pll) { + case PASS_PLL: + ret = external_clk[pa_clk]; + reg = K2HK_PASSPLLCTL0; + break; + case TETRIS_PLL: + ret = external_clk[tetris_clk]; + reg = K2HK_ARMPLLCTL0; + break; + case DDR3A_PLL: + ret = external_clk[ddr3a_clk]; + reg = K2HK_DDR3APLLCTL0; + break; + case DDR3B_PLL: + ret = external_clk[ddr3b_clk]; + reg = K2HK_DDR3BPLLCTL0; + break; + default: + return 0; + } + + tmp = __raw_readl(reg); + + if (!(tmp & PLLCTL_BYPASS)) { + /* Bypass disabled */ + prediv = (tmp & PLL_DIV_MASK) + 1; + mult = ((tmp >> PLL_MULT_SHIFT) & PLL_MULT_MASK) + 1; + output_div = ((tmp >> PLL_CLKOD_SHIFT) & + PLL_CLKOD_MASK) + 1; + ret = ((ret / prediv) * mult) / output_div; + } + } + + return ret; +} + +unsigned long clk_get_rate(unsigned int clk) +{ + switch (clk) { + case core_pll_clk: return pll_freq_get(CORE_PLL); + case pass_pll_clk: return pll_freq_get(PASS_PLL); + case tetris_pll_clk: return pll_freq_get(TETRIS_PLL); + case ddr3a_pll_clk: return pll_freq_get(DDR3A_PLL); + case ddr3b_pll_clk: return pll_freq_get(DDR3B_PLL); + case sys_clk0_1_clk: + case sys_clk0_clk: return pll_freq_get(CORE_PLL) / pll0div_read(1); + case sys_clk1_clk: return pll_freq_get(CORE_PLL) / pll0div_read(2); + case sys_clk2_clk: return pll_freq_get(CORE_PLL) / pll0div_read(3); + case sys_clk3_clk: return pll_freq_get(CORE_PLL) / pll0div_read(4); + case sys_clk0_2_clk: return clk_get_rate(sys_clk0_clk) / 2; + case sys_clk0_3_clk: return clk_get_rate(sys_clk0_clk) / 3; + case sys_clk0_4_clk: return clk_get_rate(sys_clk0_clk) / 4; + case sys_clk0_6_clk: return clk_get_rate(sys_clk0_clk) / 6; + case sys_clk0_8_clk: return clk_get_rate(sys_clk0_clk) / 8; + case sys_clk0_12_clk: return clk_get_rate(sys_clk0_clk) / 12; + case sys_clk0_24_clk: return clk_get_rate(sys_clk0_clk) / 24; + case sys_clk1_3_clk: return clk_get_rate(sys_clk1_clk) / 3; + case sys_clk1_4_clk: return clk_get_rate(sys_clk1_clk) / 4; + case sys_clk1_6_clk: return clk_get_rate(sys_clk1_clk) / 6; + case sys_clk1_12_clk: return clk_get_rate(sys_clk1_clk) / 12; + default: + break; + } + return 0; +} + +void init_pll(const struct pll_init_data *data) +{ + u32 tmp, tmp_ctl, pllm, plld, pllod, bwadj; + + pllm = data->pll_m - 1; + plld = (data->pll_d - 1) & PLL_DIV_MASK; + pllod = (data->pll_od - 1) & PLL_CLKOD_MASK; + + if (data->pll == MAIN_PLL) { + /* The requered delay before main PLL configuration */ + sdelay(210000); + + tmp = pllctl_reg_read(data->pll, secctl); + + if (tmp & (PLLCTL_BYPASS)) { + reg_setbits(pll_regs[data->pll].reg1, + BIT(MAIN_ENSAT_OFFSET)); + + pllctl_reg_clrbits(data->pll, ctl, PLLCTL_PLLEN | + PLLCTL_PLLENSRC); + sdelay(340); + + pllctl_reg_setbits(data->pll, secctl, PLLCTL_BYPASS); + pllctl_reg_setbits(data->pll, ctl, PLLCTL_PLLPWRDN); + sdelay(21000); + + pllctl_reg_clrbits(data->pll, ctl, PLLCTL_PLLPWRDN); + } else { + pllctl_reg_clrbits(data->pll, ctl, PLLCTL_PLLEN | + PLLCTL_PLLENSRC); + sdelay(340); + } + + pllctl_reg_write(data->pll, mult, pllm & PLLM_MULT_LO_MASK); + + reg_rmw(pll_regs[data->pll].reg0, PLLM_MULT_HI_SMASK, + (pllm << 6)); + + /* Set the BWADJ (12 bit field) */ + tmp_ctl = pllm >> 1; /* Divide the pllm by 2 */ + reg_rmw(pll_regs[data->pll].reg0, PLL_BWADJ_LO_SMASK, + (tmp_ctl << PLL_BWADJ_LO_SHIFT)); + reg_rmw(pll_regs[data->pll].reg1, PLL_BWADJ_HI_MASK, + (tmp_ctl >> 8)); + + /* + * Set the pll divider (6 bit field) * + * PLLD[5:0] is located in MAINPLLCTL0 + */ + reg_rmw(pll_regs[data->pll].reg0, PLL_DIV_MASK, plld); + + /* Set the OUTPUT DIVIDE (4 bit field) in SECCTL */ + pllctl_reg_rmw(data->pll, secctl, PLL_CLKOD_SMASK, + (pllod << PLL_CLKOD_SHIFT)); + wait_for_completion(data); + + pllctl_reg_write(data->pll, div1, PLLM_RATIO_DIV1); + pllctl_reg_write(data->pll, div2, PLLM_RATIO_DIV2); + pllctl_reg_write(data->pll, div3, PLLM_RATIO_DIV3); + pllctl_reg_write(data->pll, div4, PLLM_RATIO_DIV4); + pllctl_reg_write(data->pll, div5, PLLM_RATIO_DIV5); + + pllctl_reg_setbits(data->pll, alnctl, 0x1f); + + /* + * Set GOSET bit in PLLCMD to initiate the GO operation + * to change the divide + */ + pllctl_reg_setbits(data->pll, cmd, PLLSTAT_GO); + sdelay(1500); /* wait for the phase adj */ + wait_for_completion(data); + + /* Reset PLL */ + pllctl_reg_setbits(data->pll, ctl, PLLCTL_PLLRST); + sdelay(21000); /* Wait for a minimum of 7 us*/ + pllctl_reg_clrbits(data->pll, ctl, PLLCTL_PLLRST); + sdelay(105000); /* Wait for PLL Lock time (min 50 us) */ + + pllctl_reg_clrbits(data->pll, secctl, PLLCTL_BYPASS); + + tmp = pllctl_reg_setbits(data->pll, ctl, PLLCTL_PLLEN); + + } else if (data->pll == TETRIS_PLL) { + bwadj = pllm >> 1; + /* 1.5 Set PLLCTL0[BYPASS] =1 (enable bypass), */ + reg_setbits(pll_regs[data->pll].reg0, PLLCTL_BYPASS); + /* + * Set CHIPMISCCTL1[13] = 0 (enable glitchfree bypass) + * only applicable for Kepler + */ + reg_clrbits(K2HK_MISC_CTRL, ARM_PLL_EN); + /* 2 In PLLCTL1, write PLLRST = 1 (PLL is reset) */ + reg_setbits(pll_regs[data->pll].reg1 , + PLL_PLLRST | PLLCTL_ENSAT); + + /* + * 3 Program PLLM and PLLD in PLLCTL0 register + * 4 Program BWADJ[7:0] in PLLCTL0 and BWADJ[11:8] in + * PLLCTL1 register. BWADJ value must be set + * to ((PLLM + 1) >> 1) – 1) + */ + tmp = ((bwadj & PLL_BWADJ_LO_MASK) << PLL_BWADJ_LO_SHIFT) | + (pllm << 6) | + (plld & PLL_DIV_MASK) | + (pllod << PLL_CLKOD_SHIFT) | PLLCTL_BYPASS; + __raw_writel(tmp, pll_regs[data->pll].reg0); + + /* Set BWADJ[11:8] bits */ + tmp = __raw_readl(pll_regs[data->pll].reg1); + tmp &= ~(PLL_BWADJ_HI_MASK); + tmp |= ((bwadj>>8) & PLL_BWADJ_HI_MASK); + __raw_writel(tmp, pll_regs[data->pll].reg1); + /* + * 5 Wait for at least 5 us based on the reference + * clock (PLL reset time) + */ + sdelay(21000); /* Wait for a minimum of 7 us*/ + + /* 6 In PLLCTL1, write PLLRST = 0 (PLL reset is released) */ + reg_clrbits(pll_regs[data->pll].reg1, PLL_PLLRST); + /* + * 7 Wait for at least 500 * REFCLK cycles * (PLLD + 1) + * (PLL lock time) + */ + sdelay(105000); + /* 8 disable bypass */ + reg_clrbits(pll_regs[data->pll].reg0, PLLCTL_BYPASS); + /* + * 9 Set CHIPMISCCTL1[13] = 1 (disable glitchfree bypass) + * only applicable for Kepler + */ + reg_setbits(K2HK_MISC_CTRL, ARM_PLL_EN); + } else { + reg_setbits(pll_regs[data->pll].reg1, PLLCTL_ENSAT); + /* + * process keeps state of Bypass bit while programming + * all other DDR PLL settings + */ + tmp = __raw_readl(pll_regs[data->pll].reg0); + tmp &= PLLCTL_BYPASS; /* clear everything except Bypass */ + + /* + * Set the BWADJ[7:0], PLLD[5:0] and PLLM to PLLCTL0, + * bypass disabled + */ + bwadj = pllm >> 1; + tmp |= ((bwadj & PLL_BWADJ_LO_SHIFT) << PLL_BWADJ_LO_SHIFT) | + (pllm << PLL_MULT_SHIFT) | + (plld & PLL_DIV_MASK) | + (pllod << PLL_CLKOD_SHIFT); + __raw_writel(tmp, pll_regs[data->pll].reg0); + + /* Set BWADJ[11:8] bits */ + tmp = __raw_readl(pll_regs[data->pll].reg1); + tmp &= ~(PLL_BWADJ_HI_MASK); + tmp |= ((bwadj >> 8) & PLL_BWADJ_HI_MASK); + + /* set PLL Select (bit 13) for PASS PLL */ + if (data->pll == PASS_PLL) + tmp |= PLLCTL_PAPLL; + + __raw_writel(tmp, pll_regs[data->pll].reg1); + + /* Reset bit: bit 14 for both DDR3 & PASS PLL */ + tmp = PLL_PLLRST; + /* Set RESET bit = 1 */ + reg_setbits(pll_regs[data->pll].reg1, tmp); + /* Wait for a minimum of 7 us*/ + sdelay(21000); + /* Clear RESET bit */ + reg_clrbits(pll_regs[data->pll].reg1, tmp); + sdelay(105000); + + /* clear BYPASS (Enable PLL Mode) */ + reg_clrbits(pll_regs[data->pll].reg0, PLLCTL_BYPASS); + sdelay(21000); /* Wait for a minimum of 7 us*/ + } + + /* + * This is required to provide a delay between multiple + * consequent PPL configurations + */ + sdelay(210000); +} + +void init_plls(int num_pll, struct pll_init_data *config) +{ + int i; + + for (i = 0; i < num_pll; i++) + init_pll(&config[i]); +} diff --git a/arch/arm/cpu/armv7/keystone/cmd_clock.c b/arch/arm/cpu/armv7/keystone/cmd_clock.c new file mode 100644 index 0000000..afd30f3 --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/cmd_clock.c @@ -0,0 +1,124 @@ +/* + * keystone2: commands for clocks + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> +#include <asm/arch/hardware.h> +#include <asm/arch/clock.h> +#include <asm/arch/psc_defs.h> + +struct pll_init_data cmd_pll_data = { + .pll = MAIN_PLL, + .pll_m = 16, + .pll_d = 1, + .pll_od = 2, +}; + +int do_pll_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + if (argc != 5) + goto pll_cmd_usage; + + if (strncmp(argv[1], "pa", 2) == 0) + cmd_pll_data.pll = PASS_PLL; + else if (strncmp(argv[1], "arm", 3) == 0) + cmd_pll_data.pll = TETRIS_PLL; + else if (strncmp(argv[1], "ddr3a", 5) == 0) + cmd_pll_data.pll = DDR3A_PLL; + else if (strncmp(argv[1], "ddr3b", 5) == 0) + cmd_pll_data.pll = DDR3B_PLL; + else + goto pll_cmd_usage; + + cmd_pll_data.pll_m = simple_strtoul(argv[2], NULL, 10); + cmd_pll_data.pll_d = simple_strtoul(argv[3], NULL, 10); + cmd_pll_data.pll_od = simple_strtoul(argv[4], NULL, 10); + + printf("Trying to set pll %d; mult %d; div %d; OD %d\n", + cmd_pll_data.pll, cmd_pll_data.pll_m, + cmd_pll_data.pll_d, cmd_pll_data.pll_od); + init_pll(&cmd_pll_data); + + return 0; + +pll_cmd_usage: + return cmd_usage(cmdtp); +} + +U_BOOT_CMD( + pllset, 5, 0, do_pll_cmd, + "set pll multiplier and pre divider", + "<pa|arm|ddr3a|ddr3b> <mult> <div> <OD>\n" +); + +int do_getclk_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + unsigned int clk; + unsigned int freq; + + if (argc != 2) + goto getclk_cmd_usage; + + clk = simple_strtoul(argv[1], NULL, 10); + + freq = clk_get_rate(clk); + printf("clock index [%d] - frequency %u\n", clk, freq); + return 0; + +getclk_cmd_usage: + return cmd_usage(cmdtp); +} + +U_BOOT_CMD( + getclk, 2, 0, do_getclk_cmd, + "get clock rate", + "<clk index>\n" + "See the 'enum clk_e' in the k2hk clock.h for clk indexes\n" +); + +int do_psc_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + int psc_module; + int res; + + if (argc != 3) + goto psc_cmd_usage; + + psc_module = simple_strtoul(argv[1], NULL, 10); + if (strcmp(argv[2], "en") == 0) { + res = psc_enable_module(psc_module); + printf("psc_enable_module(%d) - %s\n", psc_module, + (res) ? "ERROR" : "OK"); + return 0; + } + + if (strcmp(argv[2], "di") == 0) { + res = psc_disable_module(psc_module); + printf("psc_disable_module(%d) - %s\n", psc_module, + (res) ? "ERROR" : "OK"); + return 0; + } + + if (strcmp(argv[2], "domain") == 0) { + res = psc_disable_domain(psc_module); + printf("psc_disable_domain(%d) - %s\n", psc_module, + (res) ? "ERROR" : "OK"); + return 0; + } + +psc_cmd_usage: + return cmd_usage(cmdtp); +} + +U_BOOT_CMD( + psc, 3, 0, do_psc_cmd, + "<enable/disable psc module os disable domain>", + "<mod/domain index> <en|di|domain>\n" + "See the hardware.h for Power and Sleep Controller (PSC) Domains\n" +); diff --git a/arch/arm/cpu/armv7/keystone/cmd_mon.c b/arch/arm/cpu/armv7/keystone/cmd_mon.c new file mode 100644 index 0000000..f9f58a3 --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/cmd_mon.c @@ -0,0 +1,131 @@ +/* + * K2HK: secure kernel command file + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <command.h> +asm(".arch_extension sec\n\t"); + +static int mon_install(u32 addr, u32 dpsc, u32 freq) +{ + int result; + + __asm__ __volatile__ ( + "stmfd r13!, {lr}\n" + "mov r0, %1\n" + "mov r1, %2\n" + "mov r2, %3\n" + "blx r0\n" + "ldmfd r13!, {lr}\n" + : "=&r" (result) + : "r" (addr), "r" (dpsc), "r" (freq) + : "cc", "r0", "r1", "r2", "memory"); + return result; +} + +static int do_mon_install(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + u32 addr, dpsc_base = 0x1E80000, freq; + int rcode = 0; + + if (argc < 2) + return CMD_RET_USAGE; + + freq = clk_get_rate(sys_clk0_6_clk); + + addr = simple_strtoul(argv[1], NULL, 16); + + rcode = mon_install(addr, dpsc_base, freq); + printf("## installed monitor, freq [%d], status %d\n", + freq, rcode); + + return 0; +} + +U_BOOT_CMD(mon_install, 2, 0, do_mon_install, + "Install boot kernel at 'addr'", + "" +); + +static void core_spin(void) +{ + while (1) + ; /* forever */; +} + +int mon_power_on(int core_id, void *ep) +{ + int result; + + asm volatile ( + "stmfd r13!, {lr}\n" + "mov r1, %1\n" + "mov r2, %2\n" + "mov r0, #0\n" + "smc #0\n" + "ldmfd r13!, {lr}\n" + : "=&r" (result) + : "r" (core_id), "r" (ep) + : "cc", "r0", "r1", "r2", "memory"); + return result; +} + +int mon_power_off(int core_id) +{ + int result; + + asm volatile ( + "stmfd r13!, {lr}\n" + "mov r1, %1\n" + "mov r0, #1\n" + "smc #1\n" + "ldmfd r13!, {lr}\n" + : "=&r" (result) + : "r" (core_id) + : "cc", "r0", "r1", "memory"); + return result; +} + +int do_mon_power(cmd_tbl_t *cmdtp, int flag, int argc, + char * const argv[]) +{ + int rcode = 0, core_id, on; + void (*fn)(void); + + fn = core_spin; + + if (argc < 3) + return CMD_RET_USAGE; + + core_id = simple_strtoul(argv[1], NULL, 16); + on = simple_strtoul(argv[2], NULL, 16); + + if (on) + rcode = mon_power_on(core_id, fn); + else + rcode = mon_power_off(core_id); + + if (on) { + if (!rcode) + printf("core %d powered on successfully\n", core_id); + else + printf("core %d power on failure\n", core_id); + } else { + printf("core %d powered off successfully\n", core_id); + } + + return 0; +} + +U_BOOT_CMD(mon_power, 3, 0, do_mon_power, + "Power On/Off secondary core", + "mon_power <coreid> <oper>\n" + "- coreid (1-3) and oper (1 - ON, 0 - OFF)\n" + "" +); diff --git a/arch/arm/cpu/armv7/keystone/ddr3.c b/arch/arm/cpu/armv7/keystone/ddr3.c new file mode 100644 index 0000000..4875db7 --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/ddr3.c @@ -0,0 +1,69 @@ +/* + * Keystone2: DDR3 initialization + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <asm/arch/hardware.h> +#include <asm/io.h> + +void init_ddrphy(u32 base, struct ddr3_phy_config *phy_cfg) +{ + unsigned int tmp; + + while ((__raw_readl(base + KS2_DDRPHY_PGSR0_OFFSET) + & 0x00000001) != 0x00000001) + ; + + __raw_writel(phy_cfg->pllcr, base + KS2_DDRPHY_PLLCR_OFFSET); + + tmp = __raw_readl(base + KS2_DDRPHY_PGCR1_OFFSET); + tmp &= ~(phy_cfg->pgcr1_mask); + tmp |= phy_cfg->pgcr1_val; + __raw_writel(tmp, base + KS2_DDRPHY_PGCR1_OFFSET); + + __raw_writel(phy_cfg->ptr0, base + KS2_DDRPHY_PTR0_OFFSET); + __raw_writel(phy_cfg->ptr1, base + KS2_DDRPHY_PTR1_OFFSET); + __raw_writel(phy_cfg->ptr3, base + KS2_DDRPHY_PTR3_OFFSET); + __raw_writel(phy_cfg->ptr4, base + KS2_DDRPHY_PTR4_OFFSET); + + tmp = __raw_readl(base + KS2_DDRPHY_DCR_OFFSET); + tmp &= ~(phy_cfg->dcr_mask); + tmp |= phy_cfg->dcr_val; + __raw_writel(tmp, base + KS2_DDRPHY_DCR_OFFSET); + + __raw_writel(phy_cfg->dtpr0, base + KS2_DDRPHY_DTPR0_OFFSET); + __raw_writel(phy_cfg->dtpr1, base + KS2_DDRPHY_DTPR1_OFFSET); + __raw_writel(phy_cfg->dtpr2, base + KS2_DDRPHY_DTPR2_OFFSET); + __raw_writel(phy_cfg->mr0, base + KS2_DDRPHY_MR0_OFFSET); + __raw_writel(phy_cfg->mr1, base + KS2_DDRPHY_MR1_OFFSET); + __raw_writel(phy_cfg->mr2, base + KS2_DDRPHY_MR2_OFFSET); + __raw_writel(phy_cfg->dtcr, base + KS2_DDRPHY_DTCR_OFFSET); + __raw_writel(phy_cfg->pgcr2, base + KS2_DDRPHY_PGCR2_OFFSET); + + __raw_writel(phy_cfg->zq0cr1, base + KS2_DDRPHY_ZQ0CR1_OFFSET); + __raw_writel(phy_cfg->zq1cr1, base + KS2_DDRPHY_ZQ1CR1_OFFSET); + __raw_writel(phy_cfg->zq2cr1, base + KS2_DDRPHY_ZQ2CR1_OFFSET); + + __raw_writel(phy_cfg->pir_v1, base + KS2_DDRPHY_PIR_OFFSET); + while ((__raw_readl(base + KS2_DDRPHY_PGSR0_OFFSET) & 0x1) != 0x1) + ; + + __raw_writel(phy_cfg->pir_v2, base + KS2_DDRPHY_PIR_OFFSET); + while ((__raw_readl(base + KS2_DDRPHY_PGSR0_OFFSET) & 0x1) != 0x1) + ; +} + +void init_ddremif(u32 base, struct ddr3_emif_config *emif_cfg) +{ + __raw_writel(emif_cfg->sdcfg, base + KS2_DDR3_SDCFG_OFFSET); + __raw_writel(emif_cfg->sdtim1, base + KS2_DDR3_SDTIM1_OFFSET); + __raw_writel(emif_cfg->sdtim2, base + KS2_DDR3_SDTIM2_OFFSET); + __raw_writel(emif_cfg->sdtim3, base + KS2_DDR3_SDTIM3_OFFSET); + __raw_writel(emif_cfg->sdtim4, base + KS2_DDR3_SDTIM4_OFFSET); + __raw_writel(emif_cfg->zqcfg, base + KS2_DDR3_ZQCFG_OFFSET); + __raw_writel(emif_cfg->sdrfc, base + KS2_DDR3_SDRFC_OFFSET); +} diff --git a/arch/arm/cpu/armv7/keystone/init.c b/arch/arm/cpu/armv7/keystone/init.c new file mode 100644 index 0000000..044015a --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/init.c @@ -0,0 +1,56 @@ +/* + * Keystone2: Architecture initialization + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/hardware.h> + +void chip_configuration_unlock(void) +{ + __raw_writel(KEYSTONE_KICK0_MAGIC, KEYSTONE_KICK0); + __raw_writel(KEYSTONE_KICK1_MAGIC, KEYSTONE_KICK1); +} + +int arch_cpu_init(void) +{ + chip_configuration_unlock(); + icache_enable(); + +#ifdef CONFIG_SOC_K2HK + share_all_segments(8); + share_all_segments(9); + share_all_segments(10); /* QM PDSP */ + share_all_segments(11); /* PCIE */ +#endif + + return 0; +} + +void reset_cpu(ulong addr) +{ + volatile u32 *rstctrl = (volatile u32 *)(KS2_RSTCTRL); + u32 tmp; + + tmp = *rstctrl & KS2_RSTCTRL_MASK; + *rstctrl = tmp | KS2_RSTCTRL_KEY; + + *rstctrl &= KS2_RSTCTRL_SWRST; + + for (;;) + ; +} + +void enable_caches(void) +{ +#ifndef CONFIG_SYS_DCACHE_OFF + /* Enable D-cache. I-cache is already enabled in start.S */ + dcache_enable(); +#endif +} diff --git a/arch/arm/cpu/armv7/keystone/msmc.c b/arch/arm/cpu/armv7/keystone/msmc.c new file mode 100644 index 0000000..f3f1621 --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/msmc.c @@ -0,0 +1,68 @@ +/* + * MSMC controller utilities + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/hardware.h> + +struct mpax { + u32 mpaxl; + u32 mpaxh; +}; + +struct msms_regs { + u32 pid; + u32 _res_04; + u32 smcerrar; + u32 smcerrxr; + u32 smedcc; + u32 smcea; + u32 smsecc; + u32 smpfar; + u32 smpfxr; + u32 smpfr; + u32 smpfcr; + u32 _res_2c; + u32 sbndc[8]; + u32 sbndm; + u32 sbnde; + u32 _res_58; + u32 cfglck; + u32 cfgulck; + u32 cfglckstat; + u32 sms_mpax_lck; + u32 sms_mpax_ulck; + u32 sms_mpax_lckstat; + u32 ses_mpax_lck; + u32 ses_mpax_ulck; + u32 ses_mpax_lckstat; + u32 smestat; + u32 smirstat; + u32 smirc; + u32 smiestat; + u32 smiec; + u32 _res_94_c0[12]; + u32 smncerrar; + u32 smncerrxr; + u32 smncea; + u32 _res_d0_1fc[76]; + struct mpax sms[16][8]; + struct mpax ses[16][8]; +}; + + +void share_all_segments(int priv_id) +{ + struct msms_regs *msmc = (struct msms_regs *)K2HK_MSMC_CTRL_BASE; + int j; + + for (j = 0; j < 8; j++) { + msmc->sms[priv_id][j].mpaxh &= 0xffffff7ful; + msmc->ses[priv_id][j].mpaxh &= 0xffffff7ful; + } +} diff --git a/arch/arm/cpu/armv7/keystone/psc.c b/arch/arm/cpu/armv7/keystone/psc.c new file mode 100644 index 0000000..fecf918 --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/psc.c @@ -0,0 +1,238 @@ +/* + * Keystone: PSC configuration module + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm-generic/errno.h> +#include <asm/io.h> +#include <asm/processor.h> +#include <asm/arch/psc_defs.h> + +#define DEVICE_REG32_R(addr) __raw_readl((u32 *)(addr)) +#define DEVICE_REG32_W(addr, val) __raw_writel(val, (u32 *)(addr)) + +#ifdef CONFIG_SOC_K2HK +#define DEVICE_PSC_BASE K2HK_PSC_BASE +#endif + +int psc_delay(void) +{ + udelay(10); + return 10; +} + +/* + * FUNCTION PURPOSE: Wait for end of transitional state + * + * DESCRIPTION: Polls pstat for the selected domain and waits for transitions + * to be complete. + * + * Since this is boot loader code it is *ASSUMED* that interrupts + * are disabled and no other core is mucking around with the psc + * at the same time. + * + * Returns 0 when the domain is free. Returns -1 if a timeout + * occurred waiting for the completion. + */ +int psc_wait(u32 domain_num) +{ + u32 retry; + u32 ptstat; + + /* + * Do nothing if the power domain is in transition. This should never + * happen since the boot code is the only software accesses psc. + * It's still remotely possible that the hardware state machines + * initiate transitions. + * Don't trap if the domain (or a module in this domain) is + * stuck in transition. + */ + retry = 0; + + do { + ptstat = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_PSTAT); + ptstat = ptstat & (1 << domain_num); + } while ((ptstat != 0) && ((retry += psc_delay()) < + PSC_PTSTAT_TIMEOUT_LIMIT)); + + if (retry >= PSC_PTSTAT_TIMEOUT_LIMIT) + return -1; + + return 0; +} + +u32 psc_get_domain_num(u32 mod_num) +{ + u32 domain_num; + + /* Get the power domain associated with the module number */ + domain_num = DEVICE_REG32_R(DEVICE_PSC_BASE + + PSC_REG_MDCFG(mod_num)); + domain_num = PSC_REG_MDCFG_GET_PD(domain_num); + + return domain_num; +} + +/* + * FUNCTION PURPOSE: Power up/down a module + * + * DESCRIPTION: Powers up/down the requested module and the associated power + * domain if required. No action is taken it the module is + * already powered up/down. + * + * This only controls modules. The domain in which the module + * resides will be left in the power on state. Multiple modules + * can exist in a power domain, so powering down the domain based + * on a single module is not done. + * + * Returns 0 on success, -1 if the module can't be powered up, or + * if there is a timeout waiting for the transition. + */ +int psc_set_state(u32 mod_num, u32 state) +{ + u32 domain_num; + u32 pdctl; + u32 mdctl; + u32 ptcmd; + u32 reset_iso; + u32 v; + + /* + * Get the power domain associated with the module number, and reset + * isolation functionality + */ + v = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_MDCFG(mod_num)); + domain_num = PSC_REG_MDCFG_GET_PD(v); + reset_iso = PSC_REG_MDCFG_GET_RESET_ISO(v); + + /* Wait for the status of the domain/module to be non-transitional */ + if (psc_wait(domain_num) != 0) + return -1; + + /* + * Perform configuration even if the current status matches the + * existing state + * + * Set the next state of the power domain to on. It's OK if the domain + * is always on. This code will not ever power down a domain, so no + * change is made if the new state is power down. + */ + if (state == PSC_REG_VAL_MDCTL_NEXT_ON) { + pdctl = DEVICE_REG32_R(DEVICE_PSC_BASE + + PSC_REG_PDCTL(domain_num)); + pdctl = PSC_REG_PDCTL_SET_NEXT(pdctl, + PSC_REG_VAL_PDCTL_NEXT_ON); + DEVICE_REG32_W(DEVICE_PSC_BASE + PSC_REG_PDCTL(domain_num), + pdctl); + } + + /* Set the next state for the module to enabled/disabled */ + mdctl = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_MDCTL(mod_num)); + mdctl = PSC_REG_MDCTL_SET_NEXT(mdctl, state); + mdctl = PSC_REG_MDCTL_SET_RESET_ISO(mdctl, reset_iso); + DEVICE_REG32_W(DEVICE_PSC_BASE + PSC_REG_MDCTL(mod_num), mdctl); + + /* Trigger the enable */ + ptcmd = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_PTCMD); + ptcmd |= (u32)(1<<domain_num); + DEVICE_REG32_W(DEVICE_PSC_BASE + PSC_REG_PTCMD, ptcmd); + + /* Wait on the complete */ + return psc_wait(domain_num); +} + +/* + * FUNCTION PURPOSE: Power up a module + * + * DESCRIPTION: Powers up the requested module and the associated power domain + * if required. No action is taken it the module is already + * powered up. + * + * Returns 0 on success, -1 if the module can't be powered up, or + * if there is a timeout waiting for the transition. + */ +int psc_enable_module(u32 mod_num) +{ + u32 mdctl; + + /* Set the bit to apply reset */ + mdctl = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_MDCTL(mod_num)); + if ((mdctl & 0x3f) == PSC_REG_VAL_MDSTAT_STATE_ON) + return 0; + + return psc_set_state(mod_num, PSC_REG_VAL_MDCTL_NEXT_ON); +} + +/* + * FUNCTION PURPOSE: Power down a module + * + * DESCRIPTION: Powers down the requested module. + * + * Returns 0 on success, -1 on failure or timeout. + */ +int psc_disable_module(u32 mod_num) +{ + u32 mdctl; + + /* Set the bit to apply reset */ + mdctl = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_MDCTL(mod_num)); + if ((mdctl & 0x3f) == 0) + return 0; + mdctl = PSC_REG_MDCTL_SET_LRSTZ(mdctl, 0); + DEVICE_REG32_W(DEVICE_PSC_BASE + PSC_REG_MDCTL(mod_num), mdctl); + + return psc_set_state(mod_num, PSC_REG_VAL_MDCTL_NEXT_SWRSTDISABLE); +} + +/* + * FUNCTION PURPOSE: Set the reset isolation bit in mdctl + * + * DESCRIPTION: The reset isolation enable bit is set. The state of the module + * is not changed. Returns 0 if the module config showed that + * reset isolation is supported. Returns 1 otherwise. This is not + * an error, but setting the bit in mdctl has no effect. + */ +int psc_set_reset_iso(u32 mod_num) +{ + u32 v; + u32 mdctl; + + /* Set the reset isolation bit */ + mdctl = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_MDCTL(mod_num)); + mdctl = PSC_REG_MDCTL_SET_RESET_ISO(mdctl, 1); + DEVICE_REG32_W(DEVICE_PSC_BASE + PSC_REG_MDCTL(mod_num), mdctl); + + v = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_MDCFG(mod_num)); + if (PSC_REG_MDCFG_GET_RESET_ISO(v) == 1) + return 0; + + return 1; +} + +/* + * FUNCTION PURPOSE: Disable a power domain + * + * DESCRIPTION: The power domain is disabled + */ +int psc_disable_domain(u32 domain_num) +{ + u32 pdctl; + u32 ptcmd; + + pdctl = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_PDCTL(domain_num)); + pdctl = PSC_REG_PDCTL_SET_NEXT(pdctl, PSC_REG_VAL_PDCTL_NEXT_OFF); + pdctl = PSC_REG_PDCTL_SET_PDMODE(pdctl, PSC_REG_VAL_PDCTL_PDMODE_SLEEP); + DEVICE_REG32_W(DEVICE_PSC_BASE + PSC_REG_PDCTL(domain_num), pdctl); + + ptcmd = DEVICE_REG32_R(DEVICE_PSC_BASE + PSC_REG_PTCMD); + ptcmd |= (u32)(1 << domain_num); + DEVICE_REG32_W(DEVICE_PSC_BASE + PSC_REG_PTCMD, ptcmd); + + return psc_wait(domain_num); +} + diff --git a/arch/arm/cpu/armv7/keystone/spl.c b/arch/arm/cpu/armv7/keystone/spl.c new file mode 100644 index 0000000..e07b64d --- /dev/null +++ b/arch/arm/cpu/armv7/keystone/spl.c @@ -0,0 +1,45 @@ +/* + * common spl init code + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include <common.h> +#include <config.h> +#include <ns16550.h> +#include <malloc.h> +#include <spl.h> +#include <spi_flash.h> + +#include <asm/u-boot.h> +#include <asm/utils.h> + +DECLARE_GLOBAL_DATA_PTR; + +static struct pll_init_data spl_pll_config[] = { + CORE_PLL_799, + TETRIS_PLL_500, +}; + +void spl_init_keystone_plls(void) +{ + init_plls(ARRAY_SIZE(spl_pll_config), spl_pll_config); +} + +void spl_board_init(void) +{ + spl_init_keystone_plls(); + preloader_console_init(); +} + +u32 spl_boot_device(void) +{ +#if defined(CONFIG_SPL_SPI_LOAD) + return BOOT_DEVICE_SPI; +#else + puts("Unknown boot device\n"); + hang(); +#endif +} diff --git a/arch/arm/include/asm/arch-keystone/clock-k2hk.h b/arch/arm/include/asm/arch-keystone/clock-k2hk.h new file mode 100644 index 0000000..6a69a8d --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/clock-k2hk.h @@ -0,0 +1,109 @@ +/* + * K2HK: Clock management APIs + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __ASM_ARCH_CLOCK_K2HK_H +#define __ASM_ARCH_CLOCK_K2HK_H + +#include <asm/arch/hardware.h> + +#ifndef __ASSEMBLY__ + +enum ext_clk_e { + sys_clk, + alt_core_clk, + pa_clk, + tetris_clk, + ddr3a_clk, + ddr3b_clk, + mcm_clk, + pcie_clk, + sgmii_srio_clk, + xgmii_clk, + usb_clk, + rp1_clk, + ext_clk_count /* number of external clocks */ +}; + +extern unsigned int external_clk[ext_clk_count]; + +enum clk_e { + core_pll_clk, + pass_pll_clk, + tetris_pll_clk, + ddr3a_pll_clk, + ddr3b_pll_clk, + sys_clk0_clk, + sys_clk0_1_clk, + sys_clk0_2_clk, + sys_clk0_3_clk, + sys_clk0_4_clk, + sys_clk0_6_clk, + sys_clk0_8_clk, + sys_clk0_12_clk, + sys_clk0_24_clk, + sys_clk1_clk, + sys_clk1_3_clk, + sys_clk1_4_clk, + sys_clk1_6_clk, + sys_clk1_12_clk, + sys_clk2_clk, + sys_clk3_clk +}; + +#define K2HK_CLK1_6 sys_clk0_6_clk + +/* PLL identifiers */ +enum pll_type_e { + CORE_PLL, + PASS_PLL, + TETRIS_PLL, + DDR3A_PLL, + DDR3B_PLL, +}; +#define MAIN_PLL CORE_PLL + +/* PLL configuration data */ +struct pll_init_data { + int pll; + int pll_m; /* PLL Multiplier */ + int pll_d; /* PLL divider */ + int pll_od; /* PLL output divider */ +}; + +#define CORE_PLL_799 {CORE_PLL, 13, 1, 2} +#define CORE_PLL_983 {CORE_PLL, 16, 1, 2} +#define CORE_PLL_1167 {CORE_PLL, 19, 1, 2} +#define CORE_PLL_1228 {CORE_PLL, 20, 1, 2} +#define PASS_PLL_1228 {PASS_PLL, 20, 1, 2} +#define PASS_PLL_983 {PASS_PLL, 16, 1, 2} +#define PASS_PLL_1050 {PASS_PLL, 205, 12, 2} +#define TETRIS_PLL_500 {TETRIS_PLL, 8, 1, 2} +#define TETRIS_PLL_750 {TETRIS_PLL, 12, 1, 2} +#define TETRIS_PLL_687 {TETRIS_PLL, 11, 1, 2} +#define TETRIS_PLL_625 {TETRIS_PLL, 10, 1, 2} +#define TETRIS_PLL_812 {TETRIS_PLL, 13, 1, 2} +#define TETRIS_PLL_875 {TETRIS_PLL, 14, 1, 2} +#define TETRIS_PLL_1188 {TETRIS_PLL, 19, 2, 1} +#define TETRIS_PLL_1200 {TETRIS_PLL, 48, 5, 1} +#define TETRIS_PLL_1375 {TETRIS_PLL, 22, 2, 1} +#define TETRIS_PLL_1400 {TETRIS_PLL, 56, 5, 1} +#define DDR3_PLL_200(x) {DDR3##x##_PLL, 4, 1, 2} +#define DDR3_PLL_400(x) {DDR3##x##_PLL, 16, 1, 4} +#define DDR3_PLL_800(x) {DDR3##x##_PLL, 16, 1, 2} +#define DDR3_PLL_333(x) {DDR3##x##_PLL, 20, 1, 6} + +void init_plls(int num_pll, struct pll_init_data *config); +void init_pll(const struct pll_init_data *data); +unsigned long clk_get_rate(unsigned int clk); +unsigned long clk_round_rate(unsigned int clk, unsigned long hz); +int clk_set_rate(unsigned int clk, unsigned long hz); + +#endif + +#endif diff --git a/arch/arm/include/asm/arch-keystone/clock.h b/arch/arm/include/asm/arch-keystone/clock.h new file mode 100644 index 0000000..324501b --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/clock.h @@ -0,0 +1,17 @@ +/* + * keystone2: common clock header file + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __ASM_ARCH_CLOCK_H +#define __ASM_ARCH_CLOCK_H + +#ifdef CONFIG_SOC_K2HK +#include <asm/arch/clock-k2hk.h> +#endif + +#endif diff --git a/arch/arm/include/asm/arch-keystone/clock_defs.h b/arch/arm/include/asm/arch-keystone/clock_defs.h new file mode 100644 index 0000000..0a46a38 --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/clock_defs.h @@ -0,0 +1,121 @@ +/* + * keystone2: common pll clock definitions + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _CLOCK_DEFS_H_ +#define _CLOCK_DEFS_H_ + +#include <asm/arch/hardware.h> + +#define BIT(x) (1 << (x)) + +/* PLL Control Registers */ +struct pllctl_regs { + u32 ctl; /* 00 */ + u32 ocsel; /* 04 */ + u32 secctl; /* 08 */ + u32 resv0; + u32 mult; /* 10 */ + u32 prediv; /* 14 */ + u32 div1; /* 18 */ + u32 div2; /* 1c */ + u32 div3; /* 20 */ + u32 oscdiv1; /* 24 */ + u32 resv1; /* 28 */ + u32 bpdiv; /* 2c */ + u32 wakeup; /* 30 */ + u32 resv2; + u32 cmd; /* 38 */ + u32 stat; /* 3c */ + u32 alnctl; /* 40 */ + u32 dchange; /* 44 */ + u32 cken; /* 48 */ + u32 ckstat; /* 4c */ + u32 systat; /* 50 */ + u32 ckctl; /* 54 */ + u32 resv3[2]; + u32 div4; /* 60 */ + u32 div5; /* 64 */ + u32 div6; /* 68 */ + u32 div7; /* 6c */ + u32 div8; /* 70 */ + u32 div9; /* 74 */ + u32 div10; /* 78 */ + u32 div11; /* 7c */ + u32 div12; /* 80 */ +}; + +static struct pllctl_regs *pllctl_regs[] = { + (struct pllctl_regs *)(CLOCK_BASE + 0x100) +}; + +#define pllctl_reg(pll, reg) (&(pllctl_regs[pll]->reg)) +#define pllctl_reg_read(pll, reg) __raw_readl(pllctl_reg(pll, reg)) +#define pllctl_reg_write(pll, reg, val) __raw_writel(val, pllctl_reg(pll, reg)) + +#define pllctl_reg_rmw(pll, reg, mask, val) \ + pllctl_reg_write(pll, reg, \ + (pllctl_reg_read(pll, reg) & ~(mask)) | val) + +#define pllctl_reg_setbits(pll, reg, mask) \ + pllctl_reg_rmw(pll, reg, 0, mask) + +#define pllctl_reg_clrbits(pll, reg, mask) \ + pllctl_reg_rmw(pll, reg, mask, 0) + +#define reg_rmw(reg, mask, val) \ + __raw_writel((__raw_readl((reg)) & ~(mask)) | ((val) & (mask)) , \ + (reg)); + +#define reg_setbits(reg, bits) \ + __raw_writel((__raw_readl(reg) | (bits)) , (reg)); + +#define reg_clrbits(reg, bits) \ + __raw_writel((__raw_readl(reg) & ~(bits)) , (reg)); + +#define pll0div_read(N) ((pllctl_reg_read(CORE_PLL, div##N) & 0xff) + 1) + +/* PLLCTL Bits */ +#define PLLCTL_BYPASS BIT(23) +#define PLL_PLLRST BIT(14) +#define PLLCTL_PAPLL BIT(13) +#define PLLCTL_CLKMODE BIT(8) +#define PLLCTL_PLLSELB BIT(7) +#define PLLCTL_ENSAT BIT(6) +#define PLLCTL_PLLENSRC BIT(5) +#define PLLCTL_PLLDIS BIT(4) +#define PLLCTL_PLLRST BIT(3) +#define PLLCTL_PLLPWRDN BIT(1) +#define PLLCTL_PLLEN BIT(0) +#define PLLSTAT_GO BIT(0) + +#define MAIN_ENSAT_OFFSET 6 + +#define PLLDIV_ENABLE BIT(15) + +#define PLL_DIV_MASK 0x3f +#define PLL_MULT_MASK 0x1fff +#define PLL_MULT_SHIFT 6 +#define PLLM_MULT_HI_MASK 0x7f +#define PLLM_MULT_HI_SHIFT 12 +#define PLLM_MULT_HI_SMASK (PLLM_MULT_HI_MASK << PLLM_MULT_HI_SHIFT) +#define PLLM_MULT_LO_MASK 0x3f +#define PLL_CLKOD_MASK 0xf +#define PLL_CLKOD_SHIFT 19 +#define PLL_CLKOD_SMASK (PLL_CLKOD_MASK << PLL_CLKOD_SHIFT) +#define PLL_BWADJ_LO_MASK 0xff +#define PLL_BWADJ_LO_SHIFT 24 +#define PLL_BWADJ_LO_SMASK (PLL_BWADJ_LO_MASK << PLL_BWADJ_LO_SHIFT) +#define PLL_BWADJ_HI_MASK 0xf + +#define PLLM_RATIO_DIV1 (PLLDIV_ENABLE | 0) +#define PLLM_RATIO_DIV2 (PLLDIV_ENABLE | 0) +#define PLLM_RATIO_DIV3 (PLLDIV_ENABLE | 1) +#define PLLM_RATIO_DIV4 (PLLDIV_ENABLE | 4) +#define PLLM_RATIO_DIV5 (PLLDIV_ENABLE | 17) + +#endif /* _CLOCK_DEFS_H_ */ diff --git a/arch/arm/include/asm/arch-keystone/emif_defs.h b/arch/arm/include/asm/arch-keystone/emif_defs.h new file mode 100644 index 0000000..a3378aa --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/emif_defs.h @@ -0,0 +1,73 @@ +/* + * emif definitions to re-use davinci emif driver on Keystone2 + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * (C) Copyright 2007 Sergey Kubushyn ksi@koi8.net + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _EMIF_DEFS_H_ +#define _EMIF_DEFS_H_ + +#include <asm/arch/hardware.h> + +struct davinci_emif_regs { + uint32_t ercsr; + uint32_t awccr; + uint32_t sdbcr; + uint32_t sdrcr; + uint32_t abncr[4]; + uint32_t sdtimr; + uint32_t ddrsr; + uint32_t ddrphycr; + uint32_t ddrphysr; + uint32_t totar; + uint32_t totactr; + uint32_t ddrphyid_rev; + uint32_t sdsretr; + uint32_t eirr; + uint32_t eimr; + uint32_t eimsr; + uint32_t eimcr; + uint32_t ioctrlr; + uint32_t iostatr; + uint32_t rsvd0; + uint32_t one_nand_cr; + uint32_t nandfcr; + uint32_t nandfsr; + uint32_t rsvd1[2]; + uint32_t nandfecc[4]; + uint32_t rsvd2[15]; + uint32_t nand4biteccload; + uint32_t nand4bitecc[4]; + uint32_t nanderradd1; + uint32_t nanderradd2; + uint32_t nanderrval1; + uint32_t nanderrval2; +}; + +#define davinci_emif_regs \ + ((struct davinci_emif_regs *)DAVINCI_ASYNC_EMIF_CNTRL_BASE) + +#define DAVINCI_NANDFCR_NAND_ENABLE(n) (1 << ((n) - 2)) +#define DAVINCI_NANDFCR_4BIT_ECC_SEL_MASK (3 << 4) +#define DAVINCI_NANDFCR_4BIT_ECC_SEL(n) (((n) - 2) << 4) +#define DAVINCI_NANDFCR_1BIT_ECC_START(n) (1 << (8 + ((n) - 2))) +#define DAVINCI_NANDFCR_4BIT_ECC_START (1 << 12) +#define DAVINCI_NANDFCR_4BIT_CALC_START (1 << 13) + +/* Chip Select setup */ +#define DAVINCI_ABCR_STROBE_SELECT (1 << 31) +#define DAVINCI_ABCR_EXT_WAIT (1 << 30) +#define DAVINCI_ABCR_WSETUP(n) ((n) << 26) +#define DAVINCI_ABCR_WSTROBE(n) ((n) << 20) +#define DAVINCI_ABCR_WHOLD(n) ((n) << 17) +#define DAVINCI_ABCR_RSETUP(n) ((n) << 13) +#define DAVINCI_ABCR_RSTROBE(n) ((n) << 7) +#define DAVINCI_ABCR_RHOLD(n) ((n) << 4) +#define DAVINCI_ABCR_TA(n) ((n) << 2) +#define DAVINCI_ABCR_ASIZE_16BIT 1 +#define DAVINCI_ABCR_ASIZE_8BIT 0 + +#endif diff --git a/arch/arm/include/asm/arch-keystone/hardware-k2hk.h b/arch/arm/include/asm/arch-keystone/hardware-k2hk.h new file mode 100644 index 0000000..50ff13a --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/hardware-k2hk.h @@ -0,0 +1,150 @@ +/* + * K2HK: SoC definitions + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __ASM_ARCH_HARDWARE_K2HK_H +#define __ASM_ARCH_HARDWARE_K2HK_H + +#define K2HK_ASYNC_EMIF_CNTRL_BASE 0x21000a00 +#define DAVINCI_ASYNC_EMIF_CNTRL_BASE K2HK_ASYNC_EMIF_CNTRL_BASE +#define K2HK_ASYNC_EMIF_DATA_CE0_BASE 0x30000000 +#define K2HK_ASYNC_EMIF_DATA_CE1_BASE 0x34000000 +#define K2HK_ASYNC_EMIF_DATA_CE2_BASE 0x38000000 +#define K2HK_ASYNC_EMIF_DATA_CE3_BASE 0x3c000000 + +#define K2HK_PLL_CNTRL_BASE 0x02310000 +#define CLOCK_BASE K2HK_PLL_CNTRL_BASE +#define KS2_RSTCTRL (K2HK_PLL_CNTRL_BASE + 0xe8) +#define KS2_RSTCTRL_KEY 0x5a69 +#define KS2_RSTCTRL_MASK 0xffff0000 +#define KS2_RSTCTRL_SWRST 0xfffe0000 + +#define K2HK_PSC_BASE 0x02350000 +#define KS2_DEVICE_STATE_CTRL_BASE 0x02620000 +#define JTAG_ID_REG (KS2_DEVICE_STATE_CTRL_BASE + 0x18) +#define K2HK_DEVSTAT (KS2_DEVICE_STATE_CTRL_BASE + 0x20) + +#define K2HK_MISC_CTRL (KS2_DEVICE_STATE_CTRL_BASE + 0xc7c) + +#define ARM_PLL_EN BIT(13) + +#define K2HK_SPI0_BASE 0x21000400 +#define K2HK_SPI1_BASE 0x21000600 +#define K2HK_SPI2_BASE 0x21000800 +#define K2HK_SPI_BASE K2HK_SPI0_BASE + +/* Chip configuration unlock codes and registers */ +#define KEYSTONE_KICK0 (KS2_DEVICE_STATE_CTRL_BASE + 0x38) +#define KEYSTONE_KICK1 (KS2_DEVICE_STATE_CTRL_BASE + 0x3c) +#define KEYSTONE_KICK0_MAGIC 0x83e70b13 +#define KEYSTONE_KICK1_MAGIC 0x95a4f1e0 + +/* PA SS Registers */ +#define KS2_PASS_BASE 0x02000000 + +/* PLL control registers */ +#define K2HK_MAINPLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x350) +#define K2HK_MAINPLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x354) +#define K2HK_PASSPLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x358) +#define K2HK_PASSPLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x35C) +#define K2HK_DDR3APLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x360) +#define K2HK_DDR3APLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x364) +#define K2HK_DDR3BPLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x368) +#define K2HK_DDR3BPLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x36C) +#define K2HK_ARMPLLCTL0 (KS2_DEVICE_STATE_CTRL_BASE + 0x370) +#define K2HK_ARMPLLCTL1 (KS2_DEVICE_STATE_CTRL_BASE + 0x374) + +/* Power and Sleep Controller (PSC) Domains */ +#define K2HK_LPSC_MOD 0 +#define K2HK_LPSC_DUMMY1 1 +#define K2HK_LPSC_USB 2 +#define K2HK_LPSC_EMIF25_SPI 3 +#define K2HK_LPSC_TSIP 4 +#define K2HK_LPSC_DEBUGSS_TRC 5 +#define K2HK_LPSC_TETB_TRC 6 +#define K2HK_LPSC_PKTPROC 7 +#define KS2_LPSC_PA K2HK_LPSC_PKTPROC +#define K2HK_LPSC_SGMII 8 +#define KS2_LPSC_CPGMAC K2HK_LPSC_SGMII +#define K2HK_LPSC_CRYPTO 9 +#define K2HK_LPSC_PCIE 10 +#define K2HK_LPSC_SRIO 11 +#define K2HK_LPSC_VUSR0 12 +#define K2HK_LPSC_CHIP_SRSS 13 +#define K2HK_LPSC_MSMC 14 +#define K2HK_LPSC_GEM_0 15 +#define K2HK_LPSC_GEM_1 16 +#define K2HK_LPSC_GEM_2 17 +#define K2HK_LPSC_GEM_3 18 +#define K2HK_LPSC_GEM_4 19 +#define K2HK_LPSC_GEM_5 20 +#define K2HK_LPSC_GEM_6 21 +#define K2HK_LPSC_GEM_7 22 +#define K2HK_LPSC_EMIF4F_DDR3A 23 +#define K2HK_LPSC_EMIF4F_DDR3B 24 +#define K2HK_LPSC_TAC 25 +#define K2HK_LPSC_RAC 26 +#define K2HK_LPSC_RAC_1 27 +#define K2HK_LPSC_FFTC_A 28 +#define K2HK_LPSC_FFTC_B 29 +#define K2HK_LPSC_FFTC_C 30 +#define K2HK_LPSC_FFTC_D 31 +#define K2HK_LPSC_FFTC_E 32 +#define K2HK_LPSC_FFTC_F 33 +#define K2HK_LPSC_AI2 34 +#define K2HK_LPSC_TCP3D_0 35 +#define K2HK_LPSC_TCP3D_1 36 +#define K2HK_LPSC_TCP3D_2 37 +#define K2HK_LPSC_TCP3D_3 38 +#define K2HK_LPSC_VCP2X4_A 39 +#define K2HK_LPSC_CP2X4_B 40 +#define K2HK_LPSC_VCP2X4_C 41 +#define K2HK_LPSC_VCP2X4_D 42 +#define K2HK_LPSC_VCP2X4_E 43 +#define K2HK_LPSC_VCP2X4_F 44 +#define K2HK_LPSC_VCP2X4_G 45 +#define K2HK_LPSC_VCP2X4_H 46 +#define K2HK_LPSC_BCP 47 +#define K2HK_LPSC_DXB 48 +#define K2HK_LPSC_VUSR1 49 +#define K2HK_LPSC_XGE 50 +#define K2HK_LPSC_ARM_SREFLEX 51 +#define K2HK_LPSC_TETRIS 52 + +#define K2HK_UART0_BASE 0x02530c00 + +/* DDR3A definitions */ +#define K2HK_DDR3A_EMIF_CTRL_BASE 0x21010000 +#define K2HK_DDR3A_EMIF_DATA_BASE 0x80000000 +#define K2HK_DDR3A_DDRPHYC 0x02329000 +/* DDR3B definitions */ +#define K2HK_DDR3B_EMIF_CTRL_BASE 0x21020000 +#define K2HK_DDR3B_EMIF_DATA_BASE 0x60000000 +#define K2HK_DDR3B_DDRPHYC 0x02328000 + +/* Queue manager */ +#define DEVICE_QM_MANAGER_BASE 0x02a02000 +#define DEVICE_QM_DESC_SETUP_BASE 0x02a03000 +#define DEVICE_QM_MANAGER_QUEUES_BASE 0x02a80000 +#define DEVICE_QM_MANAGER_Q_PROXY_BASE 0x02ac0000 +#define DEVICE_QM_QUEUE_STATUS_BASE 0x02a40000 +#define DEVICE_QM_NUM_LINKRAMS 2 +#define DEVICE_QM_NUM_MEMREGIONS 20 + +#define DEVICE_PA_CDMA_GLOBAL_CFG_BASE 0x02004000 +#define DEVICE_PA_CDMA_TX_CHAN_CFG_BASE 0x02004400 +#define DEVICE_PA_CDMA_RX_CHAN_CFG_BASE 0x02004800 +#define DEVICE_PA_CDMA_RX_FLOW_CFG_BASE 0x02005000 + +#define DEVICE_PA_CDMA_RX_NUM_CHANNELS 24 +#define DEVICE_PA_CDMA_RX_NUM_FLOWS 32 +#define DEVICE_PA_CDMA_TX_NUM_CHANNELS 9 + +/* MSMC control */ +#define K2HK_MSMC_CTRL_BASE 0x0bc00000 + +#endif /* __ASM_ARCH_HARDWARE_H */ diff --git a/arch/arm/include/asm/arch-keystone/hardware.h b/arch/arm/include/asm/arch-keystone/hardware.h new file mode 100644 index 0000000..c020ac7 --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/hardware.h @@ -0,0 +1,175 @@ +/* + * Keystone2: Common SoC definitions, structures etc. + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __ASM_ARCH_HARDWARE_H +#define __ASM_ARCH_HARDWARE_H + +#include <config.h> + +#ifndef __ASSEMBLY__ + +#include <asm/sizes.h> +#include <asm/io.h> + +#define REG(addr) (*(volatile unsigned int *)(addr)) +#define REG_P(addr) ((volatile unsigned int *)(addr)) + +typedef volatile unsigned int dv_reg; +typedef volatile unsigned int *dv_reg_p; + +#define ASYNC_EMIF_NUM_CS 4 +#define ASYNC_EMIF_MODE_NOR 0 +#define ASYNC_EMIF_MODE_NAND 1 +#define ASYNC_EMIF_MODE_ONENAND 2 +#define ASYNC_EMIF_PRESERVE -1 + +struct async_emif_config { + unsigned mode; + unsigned select_strobe; + unsigned extend_wait; + unsigned wr_setup; + unsigned wr_strobe; + unsigned wr_hold; + unsigned rd_setup; + unsigned rd_strobe; + unsigned rd_hold; + unsigned turn_around; + enum { + ASYNC_EMIF_8 = 0, + ASYNC_EMIF_16 = 1, + ASYNC_EMIF_32 = 2, + } width; +}; + +void init_async_emif(int num_cs, struct async_emif_config *config); + +struct ddr3_phy_config { + unsigned int pllcr; + unsigned int pgcr1_mask; + unsigned int pgcr1_val; + unsigned int ptr0; + unsigned int ptr1; + unsigned int ptr2; + unsigned int ptr3; + unsigned int ptr4; + unsigned int dcr_mask; + unsigned int dcr_val; + unsigned int dtpr0; + unsigned int dtpr1; + unsigned int dtpr2; + unsigned int mr0; + unsigned int mr1; + unsigned int mr2; + unsigned int dtcr; + unsigned int pgcr2; + unsigned int zq0cr1; + unsigned int zq1cr1; + unsigned int zq2cr1; + unsigned int pir_v1; + unsigned int pir_v2; +}; + +struct ddr3_emif_config { + unsigned int sdcfg; + unsigned int sdtim1; + unsigned int sdtim2; + unsigned int sdtim3; + unsigned int sdtim4; + unsigned int zqcfg; + unsigned int sdrfc; +}; + +#endif + +#define BIT(x) (1 << (x)) + +#define KS2_DDRPHY_PIR_OFFSET 0x04 +#define KS2_DDRPHY_PGCR0_OFFSET 0x08 +#define KS2_DDRPHY_PGCR1_OFFSET 0x0C +#define KS2_DDRPHY_PGSR0_OFFSET 0x10 +#define KS2_DDRPHY_PGSR1_OFFSET 0x14 +#define KS2_DDRPHY_PLLCR_OFFSET 0x18 +#define KS2_DDRPHY_PTR0_OFFSET 0x1C +#define KS2_DDRPHY_PTR1_OFFSET 0x20 +#define KS2_DDRPHY_PTR2_OFFSET 0x24 +#define KS2_DDRPHY_PTR3_OFFSET 0x28 +#define KS2_DDRPHY_PTR4_OFFSET 0x2C +#define KS2_DDRPHY_DCR_OFFSET 0x44 + +#define KS2_DDRPHY_DTPR0_OFFSET 0x48 +#define KS2_DDRPHY_DTPR1_OFFSET 0x4C +#define KS2_DDRPHY_DTPR2_OFFSET 0x50 + +#define KS2_DDRPHY_MR0_OFFSET 0x54 +#define KS2_DDRPHY_MR1_OFFSET 0x58 +#define KS2_DDRPHY_MR2_OFFSET 0x5C +#define KS2_DDRPHY_DTCR_OFFSET 0x68 +#define KS2_DDRPHY_PGCR2_OFFSET 0x8C + +#define KS2_DDRPHY_ZQ0CR1_OFFSET 0x184 +#define KS2_DDRPHY_ZQ1CR1_OFFSET 0x194 +#define KS2_DDRPHY_ZQ2CR1_OFFSET 0x1A4 +#define KS2_DDRPHY_ZQ3CR1_OFFSET 0x1B4 + +#define KS2_DDRPHY_DATX8_8_OFFSET 0x3C0 + +#define IODDRM_MASK 0x00000180 +#define ZCKSEL_MASK 0x01800000 +#define CL_MASK 0x00000072 +#define WR_MASK 0x00000E00 +#define BL_MASK 0x00000003 +#define RRMODE_MASK 0x00040000 +#define UDIMM_MASK 0x20000000 +#define BYTEMASK_MASK 0x0003FC00 +#define MPRDQ_MASK 0x00000080 +#define PDQ_MASK 0x00000070 +#define NOSRA_MASK 0x08000000 +#define ECC_MASK 0x00000001 + +#define KS2_DDR3_MIDR_OFFSET 0x00 +#define KS2_DDR3_STATUS_OFFSET 0x04 +#define KS2_DDR3_SDCFG_OFFSET 0x08 +#define KS2_DDR3_SDRFC_OFFSET 0x10 +#define KS2_DDR3_SDTIM1_OFFSET 0x18 +#define KS2_DDR3_SDTIM2_OFFSET 0x1C +#define KS2_DDR3_SDTIM3_OFFSET 0x20 +#define KS2_DDR3_SDTIM4_OFFSET 0x28 +#define KS2_DDR3_PMCTL_OFFSET 0x38 +#define KS2_DDR3_ZQCFG_OFFSET 0xC8 + +#ifdef CONFIG_SOC_K2HK +#include <asm/arch/hardware-k2hk.h> +#endif + +#ifndef __ASSEMBLY__ +static inline int cpu_is_k2hk(void) +{ + unsigned int jtag_id = __raw_readl(JTAG_ID_REG); + unsigned int part_no = (jtag_id >> 12) & 0xffff; + + return ((part_no == 0xb981) ? 1 : 0); +} + +static inline int cpu_revision(void) +{ + unsigned int jtag_id = __raw_readl(JTAG_ID_REG); + unsigned int rev = (jtag_id >> 28) & 0xf; + + return rev; +} + +void share_all_segments(int priv_id); +int cpu_to_bus(u32 *ptr, u32 length); +void init_ddrphy(u32 base, struct ddr3_phy_config *phy_cfg); +void init_ddremif(u32 base, struct ddr3_emif_config *emif_cfg); +void init_ddr3(void); +void sdelay(unsigned long); + +#endif + +#endif /* __ASM_ARCH_HARDWARE_H */ diff --git a/arch/arm/include/asm/arch-keystone/i2c_defs.h b/arch/arm/include/asm/arch-keystone/i2c_defs.h new file mode 100644 index 0000000..d425652 --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/i2c_defs.h @@ -0,0 +1,17 @@ +/* + * keystone: i2c driver definitions + * + * (C) Copyright 2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _I2C_DEFS_H_ +#define _I2C_DEFS_H_ + +#define I2C0_BASE 0x02530000 +#define I2C1_BASE 0x02530400 +#define I2C2_BASE 0x02530800 +#define I2C_BASE I2C0_BASE + +#endif diff --git a/arch/arm/include/asm/arch-keystone/nand_defs.h b/arch/arm/include/asm/arch-keystone/nand_defs.h new file mode 100644 index 0000000..272f4af --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/nand_defs.h @@ -0,0 +1,25 @@ +/* + * nand driver definitions to re-use davinci nand driver on Keystone2 + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * (C) Copyright 2007 Sergey Kubushyn ksi@koi8.net + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _NAND_DEFS_H_ +#define _NAND_DEFS_H_ + +#include <asm/arch/hardware.h> +#include <linux/mtd/nand.h> + +#define MASK_CLE 0x4000 +#define MASK_ALE 0x2000 + +#define NAND_READ_START 0x00 +#define NAND_READ_END 0x30 +#define NAND_STATUS 0x70 + +extern void davinci_nand_init(struct nand_chip *nand); + +#endif diff --git a/arch/arm/include/asm/arch-keystone/psc_defs.h b/arch/arm/include/asm/arch-keystone/psc_defs.h new file mode 100644 index 0000000..70d22cf --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/psc_defs.h @@ -0,0 +1,90 @@ +/* + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _PSC_DEFS_H_ +#define _PSC_DEFS_H_ + +#include <asm/arch/hardware.h> + +/* + * FILE PURPOSE: Local Power Sleep Controller definitions + * + * FILE NAME: psc_defs.h + * + * DESCRIPTION: Provides local definitions for the power saver controller + * + */ + +/* Register offsets */ +#define PSC_REG_PTCMD 0x120 +#define PSC_REG_PSTAT 0x128 +#define PSC_REG_PDSTAT(x) (0x200 + (4 * (x))) +#define PSC_REG_PDCTL(x) (0x300 + (4 * (x))) +#define PSC_REG_MDCFG(x) (0x600 + (4 * (x))) +#define PSC_REG_MDSTAT(x) (0x800 + (4 * (x))) +#define PSC_REG_MDCTL(x) (0xa00 + (4 * (x))) + +#define BOOTBITMASK(x, y) ((((((u32)1 << (((u32)x) - ((u32)y) + (u32)1)) - \ + (u32)1)) << ((u32)y))) + +#define BOOT_READ_BITFIELD(z, x, y) (((u32)z) & BOOTBITMASK(x, y)) >> (y) +#define BOOT_SET_BITFIELD(z, f, x, y) (((u32)z) & ~BOOTBITMASK(x, y)) | \ + ((((u32)f) << (y)) & BOOTBITMASK(x, y)) + +/* PDCTL */ +#define PSC_REG_PDCTL_SET_NEXT(x, y) BOOT_SET_BITFIELD((x), (y), 0, 0) +#define PSC_REG_PDCTL_SET_PDMODE(x, y) BOOT_SET_BITFIELD((x), (y), 15, 12) + +/* PDSTAT */ +#define PSC_REG_PDSTAT_GET_STATE(x) BOOT_READ_BITFIELD((x), 4, 0) + +/* MDCFG */ +#define PSC_REG_MDCFG_GET_PD(x) BOOT_READ_BITFIELD((x), 20, 16) +#define PSC_REG_MDCFG_GET_RESET_ISO(x) BOOT_READ_BITFIELD((x), 14, 14) + +/* MDCTL */ +#define PSC_REG_MDCTL_SET_NEXT(x, y) BOOT_SET_BITFIELD((x), (y), 4, 0) +#define PSC_REG_MDCTL_SET_LRSTZ(x, y) BOOT_SET_BITFIELD((x), (y), 8, 8) +#define PSC_REG_MDCTL_GET_LRSTZ(x) BOOT_READ_BITFIELD((x), 8, 8) +#define PSC_REG_MDCTL_SET_RESET_ISO(x, y) BOOT_SET_BITFIELD((x), (y), \ + 12, 12) + +/* MDSTAT */ +#define PSC_REG_MDSTAT_GET_STATUS(x) BOOT_READ_BITFIELD((x), 5, 0) +#define PSC_REG_MDSTAT_GET_LRSTZ(x) BOOT_READ_BITFIELD((x), 8, 8) +#define PSC_REG_MDSTAT_GET_LRSTDONE(x) BOOT_READ_BITFIELD((x), 9, 9) + +/* PDCTL states */ +#define PSC_REG_VAL_PDCTL_NEXT_ON 1 +#define PSC_REG_VAL_PDCTL_NEXT_OFF 0 + +#define PSC_REG_VAL_PDCTL_PDMODE_SLEEP 0 + +/* MDCTL states */ +#define PSC_REG_VAL_MDCTL_NEXT_SWRSTDISABLE 0 +#define PSC_REG_VAL_MDCTL_NEXT_OFF 2 +#define PSC_REG_VAL_MDCTL_NEXT_ON 3 + +/* MDSTAT states */ +#define PSC_REG_VAL_MDSTAT_STATE_ON 3 +#define PSC_REG_VAL_MDSTAT_STATE_ENABLE_IN_PROG 0x24 +#define PSC_REG_VAL_MDSTAT_STATE_OFF 2 +#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG1 0x20 +#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG2 0x21 +#define PSC_REG_VAL_MDSTAT_STATE_DISABLE_IN_PROG3 0x22 + +/* + * Timeout limit on checking PTSTAT. This is the number of times the + * wait function will be called before giving up. + */ +#define PSC_PTSTAT_TIMEOUT_LIMIT 100 + +u32 psc_get_domain_num(u32 mod_num); +int psc_enable_module(u32 mod_num); +int psc_disable_module(u32 mod_num); +int psc_disable_domain(u32 domain_num); + +#endif /* _PSC_DEFS_H_ */ diff --git a/arch/arm/include/asm/arch-keystone/spl.h b/arch/arm/include/asm/arch-keystone/spl.h new file mode 100644 index 0000000..7012ea7 --- /dev/null +++ b/arch/arm/include/asm/arch-keystone/spl.h @@ -0,0 +1,12 @@ +/* + * (C) Copyright 2012-2014 + * Texas Instruments, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _ASM_ARCH_SPL_H_ +#define _ASM_SPL_H_ + +#define BOOT_DEVICE_SPI 2 + +#endif diff --git a/board/ti/k2hk_evm/Makefile b/board/ti/k2hk_evm/Makefile new file mode 100644 index 0000000..3645f2f --- /dev/null +++ b/board/ti/k2hk_evm/Makefile @@ -0,0 +1,9 @@ +# +# K2HK-EVM: board Makefile +# (C) Copyright 2012-2014 +# Texas Instruments Incorporated, <www.ti.com> +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y += board.o +obj-y += ddr3.o diff --git a/board/ti/k2hk_evm/README b/board/ti/k2hk_evm/README new file mode 100644 index 0000000..bfeb05b --- /dev/null +++ b/board/ti/k2hk_evm/README @@ -0,0 +1,122 @@ +U-Boot port for Texas Instruments XTCIEVMK2X +============================================ + +Author: Murali Karicheri m-karicheri2@ti.com + +This README has information on the u-boot port for XTCIEVMK2X EVM board. +Documentation for this board can be found at + http://www.advantech.com/Support/TI-EVM/EVMK2HX_sd.aspx + +The board is based on Texas Instruments Keystone2 family of SoCs : K2H, K2K. +More details on these SoCs are available at company websites + K2K: http://www.ti.com/product/tci6638k2k + K2H: http://www.ti.com/product/tci6638k2h + +Board configuration: +==================== + +Some of the peripherals that are configured by u-boot are:- + +1. 2GB DDR3 (can support 8GB SO DIMM as well) +2. 512M NAND (over ti emif16 bus) +3. 6MB MSM SRAM (part of the SoC) +4. two 1GBit Ethernet ports (SoC supports upto 4) +5. two UART ports +6. three i2c interfaces +7. three spi interfaces (only 1 interface supported in driver) + +There are seperate PLLs to drive clocks to Tetris ARM and Peripherals. +To bring up SMP Linux on this board, there is a boot monitor +code that will be installed in MSMC SRAM. There is command available +to install this image from u-boot. + +The port related files can be found at following folders + keystone2 SoC related files: arch/arm/cpu/armv7/keystone/ + K2HK evm board files: board/ti/k2hk_evm/ + +board configuration file: include/configs/k2hk_evm.h + +Supported boot modes: + - SPI NOR boot + +Supported image formats:- + - u-boot.bin: for loading and running u-boot.bin through Texas instruments + code composure studio (CCS) + - u-boot-spi.gph: gpimage for programming SPI NOR flash for SPI NOR boot + +Build instructions: +=================== + +To build u-boot.bin + >make k2hk_evm_config + >make u-boot-spi.gph + +To build u-boot-spi.gph + >make k2hk_evm_config + >make u-boot-spi.gph + +Load and Run U-Boot on K2HK EVM using CCS +========================================= + +Need Code Composer Studio (CCS) installed on a PC to load and run u-boot.bin +on EVM. See instructions at below link for installing CCS on a Windows PC. +http://processors.wiki.ti.com/index.php/MCSDK_UG_Chapter_Getting_Started# +Installing_Code_Composer_Studio +Use u-boot.bin from the build folder for loading annd running u-boot binary +on EVM. Follow instructions at +http://processors.wiki.ti.com/index.php/EVMK2H_Hardware_Setup +to configure SW1 dip switch to use "No Boot/JTAG DSP Little Endian Boot Mode" +and Power ON the EVM. Follow instructions to connect serial port of EVM to +PC and start TeraTerm or Hyper Terminal. + +Start CCS on a Windows machine and Launch Target +configuration as instructed at http://processors.wiki.ti.com/index.php/ +MCSDK_UG_Chapter_Exploring#Loading_and_Running_U-Boot_on_EVM_through_CCS. +The instructions provided in the above link uses a script for +loading the u-boot binary on the target EVM. Instead do the following:- + +1. Right click to "Texas Instruments XDS2xx USB Emulator_0/CortexA15_1 core (D + isconnected: Unknown)" at the debug window (This is created once Target + configuration is launched) and select "Connect Target". +2. Once target connect is successful, choose Tools->Load Memory option from the + top level menu. At the Load Memory window, choose the file u-boot.bin + through "Browse" button and click "next >" button. In the next window, enter + Start address as 0xc001000, choose Type-size "32 bits" and click "Finish" + button. +3. Click View -> Registers from the top level menu to view registers window. +4. From Registers, window expand "Core Registers" to view PC. Edit PC value + to be 0xc001000. From the "Run" top level menu, select "Free Run" +5. The U-Boot prompt is shown at the Tera Term/ Hyper terminal console as + below and type any key to stop autoboot as instructed := + +U-Boot 2014.04-rc1-00201-gc215b5a (Mar 21 2014 - 12:47:59) + +I2C: ready +Detected SO-DIMM [SQR-SD3T-2G1333SED] +DRAM: 1.1 GiB +NAND: 512 MiB +Net: K2HK_EMAC +Warning: K2HK_EMAC using MAC address from net device +, K2HK_EMAC1, K2HK_EMAC2, K2HK_EMAC3 +Hit any key to stop autoboot: 0 + +SPI NOR Flash programming instructions +====================================== +U-Boot image can be flashed to first 512KB of the NOR flash using following +instructions:- + +1. Start CCS and run U-boot as described above. +2. Suspend Target. Select Run -> Suspend from top level menu + CortexA15_1 (Free Running)" +3. Load u-boot-spi.gph binary from build folder on to DDR address 0x87000000 + through CCS as described in step 2 of "Load and Run U-Boot on K2HK EVM + using CCS", but using address 0x87000000. +4. Free Run the target as desribed earlier (step 4) to get u-boot prompt +5. At the U-Boot console type following to setup u-boot environment variables. + setenv addr_uboot 0x87000000 + setenv filesize <size in hex of u-boot-spi.gph rounded to hex 0x10000> + run burn_uboot + Once u-boot prompt is available, Power OFF the EVM. Set the SW1 dip switch + to "SPI Little Endian Boot mode" as per instruction at + http://processors.wiki.ti.com/index.php/EVMK2H_Hardware_Setup. +6. Power ON the EVM. The EVM now boots with u-boot image on the NOR flash. diff --git a/board/ti/k2hk_evm/board.c b/board/ti/k2hk_evm/board.c new file mode 100644 index 0000000..aef67f4 --- /dev/null +++ b/board/ti/k2hk_evm/board.c @@ -0,0 +1,236 @@ +/* + * K2HK EVM : Board initialization + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <exports.h> +#include <fdt_support.h> +#include <libfdt.h> + +#include <asm/arch/hardware.h> +#include <asm/arch/clock.h> +#include <asm/io.h> +#include <asm/mach-types.h> +#include <asm/arch/nand_defs.h> +#include <asm/arch/psc_defs.h> + +DECLARE_GLOBAL_DATA_PTR; + +u32 device_big_endian; + +unsigned int external_clk[ext_clk_count] = { + [sys_clk] = 122880000, + [alt_core_clk] = 125000000, + [pa_clk] = 122880000, + [tetris_clk] = 125000000, + [ddr3a_clk] = 100000000, + [ddr3b_clk] = 100000000, + [mcm_clk] = 312500000, + [pcie_clk] = 100000000, + [sgmii_srio_clk] = 156250000, + [xgmii_clk] = 156250000, + [usb_clk] = 100000000, + [rp1_clk] = 123456789 /* TODO: cannot find + what is that */ +}; + +static struct async_emif_config async_emif_config[ASYNC_EMIF_NUM_CS] = { + { /* CS0 */ + .mode = ASYNC_EMIF_MODE_NAND, + .wr_setup = 0xf, + .wr_strobe = 0x3f, + .wr_hold = 7, + .rd_setup = 0xf, + .rd_strobe = 0x3f, + .rd_hold = 7, + .turn_around = 3, + .width = ASYNC_EMIF_8, + }, + +}; + +static struct pll_init_data pll_config[] = { + CORE_PLL_1228, + PASS_PLL_983, + TETRIS_PLL_1200, +}; + +int dram_init(void) +{ + init_ddr3(); + + gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, + CONFIG_MAX_RAM_BANK_SIZE); + init_async_emif(ARRAY_SIZE(async_emif_config), async_emif_config); + return 0; +} + +/* Byte swap the 32-bit data if the device is BE */ +int cpu_to_bus(u32 *ptr, u32 length) +{ + u32 i; + + if (device_big_endian) + for (i = 0; i < length; i++, ptr++) + *ptr = __swab32(*ptr); + + return 0; +} + +#if defined(CONFIG_BOARD_EARLY_INIT_F) +int board_early_init_f(void) +{ + init_plls(ARRAY_SIZE(pll_config), pll_config); + return 0; +} +#endif + +int board_init(void) +{ + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + + return 0; +} + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +#define K2_DDR3_START_ADDR 0x80000000 +void ft_board_setup(void *blob, bd_t *bd) +{ + u64 start[2]; + u64 size[2]; + char name[32], *env, *endp; + int lpae, nodeoffset; + u32 ddr3a_size; + int nbanks; + + env = getenv("mem_lpae"); + lpae = env && simple_strtol(env, NULL, 0); + + ddr3a_size = 0; + if (lpae) { + env = getenv("ddr3a_size"); + if (env) + ddr3a_size = simple_strtol(env, NULL, 10); + if ((ddr3a_size != 8) && (ddr3a_size != 4)) + ddr3a_size = 0; + } + + nbanks = 1; + start[0] = bd->bi_dram[0].start; + size[0] = bd->bi_dram[0].size; + + /* adjust memory start address for LPAE */ + if (lpae) { + start[0] -= K2_DDR3_START_ADDR; + start[0] += CONFIG_SYS_LPAE_SDRAM_BASE; + } + + if ((size[0] == 0x80000000) && (ddr3a_size != 0)) { + size[1] = ((u64)ddr3a_size - 2) << 30; + start[1] = 0x880000000; + nbanks++; + } + + /* reserve memory at start of bank */ + sprintf(name, "mem_reserve_head"); + env = getenv(name); + if (env) { + start[0] += ustrtoul(env, &endp, 0); + size[0] -= ustrtoul(env, &endp, 0); + } + + sprintf(name, "mem_reserve"); + env = getenv(name); + if (env) + size[0] -= ustrtoul(env, &endp, 0); + + fdt_fixup_memory_banks(blob, start, size, nbanks); + + /* Fix up the initrd */ + if (lpae) { + u64 initrd_start, initrd_end; + u32 *prop1, *prop2; + int err; + nodeoffset = fdt_path_offset(blob, "/chosen"); + if (nodeoffset >= 0) { + prop1 = (u32 *)fdt_getprop(blob, nodeoffset, + "linux,initrd-start", NULL); + prop2 = (u32 *)fdt_getprop(blob, nodeoffset, + "linux,initrd-end", NULL); + if (prop1 && prop2) { + initrd_start = __be32_to_cpu(*prop1); + initrd_start -= K2_DDR3_START_ADDR; + initrd_start += CONFIG_SYS_LPAE_SDRAM_BASE; + initrd_start = __cpu_to_be64(initrd_start); + initrd_end = __be32_to_cpu(*prop2); + initrd_end -= K2_DDR3_START_ADDR; + initrd_end += CONFIG_SYS_LPAE_SDRAM_BASE; + initrd_end = __cpu_to_be64(initrd_end); + + err = fdt_delprop(blob, nodeoffset, + "linux,initrd-start"); + if (err < 0) + puts("error deleting initrd-start\n"); + + err = fdt_delprop(blob, nodeoffset, + "linux,initrd-end"); + if (err < 0) + puts("error deleting initrd-end\n"); + + err = fdt_setprop(blob, nodeoffset, + "linux,initrd-start", + &initrd_start, + sizeof(initrd_start)); + if (err < 0) + puts("error adding initrd-start\n"); + + err = fdt_setprop(blob, nodeoffset, + "linux,initrd-end", + &initrd_end, + sizeof(initrd_end)); + if (err < 0) + puts("error adding linux,initrd-end\n"); + } + } + } +} + +void ft_board_setup_ex(void *blob, bd_t *bd) +{ + int lpae; + char *env; + u64 *reserve_start, size; + + env = getenv("mem_lpae"); + lpae = env && simple_strtol(env, NULL, 0); + + if (lpae) { + /* + * the initrd and other reserved memory areas are + * embedded in in the DTB itslef. fix up these addresses + * to 36 bit format + */ + reserve_start = (u64 *)((char *)blob + + fdt_off_mem_rsvmap(blob)); + while (1) { + *reserve_start = __cpu_to_be64(*reserve_start); + size = __cpu_to_be64(*(reserve_start + 1)); + if (size) { + *reserve_start -= K2_DDR3_START_ADDR; + *reserve_start += + CONFIG_SYS_LPAE_SDRAM_BASE; + *reserve_start = + __cpu_to_be64(*reserve_start); + } else { + break; + } + reserve_start += 2; + } + } +} +#endif diff --git a/board/ti/k2hk_evm/ddr3.c b/board/ti/k2hk_evm/ddr3.c new file mode 100644 index 0000000..973c35d --- /dev/null +++ b/board/ti/k2hk_evm/ddr3.c @@ -0,0 +1,269 @@ +/* + * Keystone2: DDR3 initialization + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/arch/hardware.h> +#include <asm/io.h> +#include <i2c.h> + +/************************* *****************************/ +static struct ddr3_phy_config ddr3phy_1600_64A = { + .pllcr = 0x0001C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0D861A80ul, + .ptr4 = 0x0C827100ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | NOSRA_MASK), + .dcr_val = ((1 << 10) | (1 << 27)), + .dtpr0 = 0xA19DBB66ul, + .dtpr1 = 0x12868300ul, + .dtpr2 = 0x50035200ul, + .mr0 = 0x00001C70ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000018ul, + .dtcr = 0x730035C7ul, + .pgcr2 = 0x00F07A12ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +static struct ddr3_emif_config ddr3_1600_64 = { + .sdcfg = 0x6200CE6aul, + .sdtim1 = 0x16709C55ul, + .sdtim2 = 0x00001D4Aul, + .sdtim3 = 0x435DFF54ul, + .sdtim4 = 0x553F0CFFul, + .zqcfg = 0xF0073200ul, + .sdrfc = 0x00001869ul, +}; + +static struct ddr3_phy_config ddr3phy_1600_32 = { + .pllcr = 0x0001C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0D861A80ul, + .ptr4 = 0x0C827100ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | NOSRA_MASK), + .dcr_val = ((1 << 10) | (1 << 27)), + .dtpr0 = 0xA19DBB66ul, + .dtpr1 = 0x12868300ul, + .dtpr2 = 0x50035200ul, + .mr0 = 0x00001C70ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000018ul, + .dtcr = 0x730035C7ul, + .pgcr2 = 0x00F07A12ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +static struct ddr3_emif_config ddr3_1600_32 = { + .sdcfg = 0x6200DE6aul, + .sdtim1 = 0x16709C55ul, + .sdtim2 = 0x00001D4Aul, + .sdtim3 = 0x435DFF54ul, + .sdtim4 = 0x553F0CFFul, + .zqcfg = 0x70073200ul, + .sdrfc = 0x00001869ul, +}; + +/************************* *****************************/ +static struct ddr3_phy_config ddr3phy_1333_64A = { + .pllcr = 0x0005C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0B4515C2ul, + .ptr4 = 0x0A6E08B4ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | + NOSRA_MASK | UDIMM_MASK), + .dcr_val = ((1 << 10) | (1 << 27) | (1 << 29)), + .dtpr0 = 0x8558AA55ul, + .dtpr1 = 0x12857280ul, + .dtpr2 = 0x5002C200ul, + .mr0 = 0x00001A60ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000010ul, + .dtcr = 0x710035C7ul, + .pgcr2 = 0x00F065B8ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +static struct ddr3_emif_config ddr3_1333_64 = { + .sdcfg = 0x62008C62ul, + .sdtim1 = 0x125C8044ul, + .sdtim2 = 0x00001D29ul, + .sdtim3 = 0x32CDFF43ul, + .sdtim4 = 0x543F0ADFul, + .zqcfg = 0xF0073200ul, + .sdrfc = 0x00001457ul, +}; + +static struct ddr3_phy_config ddr3phy_1333_32 = { + .pllcr = 0x0005C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0B4515C2ul, + .ptr4 = 0x0A6E08B4ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | + NOSRA_MASK | UDIMM_MASK), + .dcr_val = ((1 << 10) | (1 << 27) | (1 << 29)), + .dtpr0 = 0x8558AA55ul, + .dtpr1 = 0x12857280ul, + .dtpr2 = 0x5002C200ul, + .mr0 = 0x00001A60ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000010ul, + .dtcr = 0x710035C7ul, + .pgcr2 = 0x00F065B8ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; + +static struct ddr3_emif_config ddr3_1333_32 = { + .sdcfg = 0x62009C62ul, + .sdtim1 = 0x125C8044ul, + .sdtim2 = 0x00001D29ul, + .sdtim3 = 0x32CDFF43ul, + .sdtim4 = 0x543F0ADFul, + .zqcfg = 0xf0073200ul, + .sdrfc = 0x00001457ul, +}; + +/************************* *****************************/ +static struct ddr3_phy_config ddr3phy_1333_64 = { + .pllcr = 0x0005C000ul, + .pgcr1_mask = (IODDRM_MASK | ZCKSEL_MASK), + .pgcr1_val = ((1 << 2) | (1 << 7) | (1 << 23)), + .ptr0 = 0x42C21590ul, + .ptr1 = 0xD05612C0ul, + .ptr2 = 0, /* not set in gel */ + .ptr3 = 0x0B4515C2ul, + .ptr4 = 0x0A6E08B4ul, + .dcr_mask = (PDQ_MASK | MPRDQ_MASK | BYTEMASK_MASK | NOSRA_MASK), + .dcr_val = ((1 << 10) | (1 << 27)), + .dtpr0 = 0x8558AA55ul, + .dtpr1 = 0x12857280ul, + .dtpr2 = 0x5002C200ul, + .mr0 = 0x00001A60ul, + .mr1 = 0x00000006ul, + .mr2 = 0x00000010ul, + .dtcr = 0x710035C7ul, + .pgcr2 = 0x00F065B8ul, + .zq0cr1 = 0x0000005Dul, + .zq1cr1 = 0x0000005Bul, + .zq2cr1 = 0x0000005Bul, + .pir_v1 = 0x00000033ul, + .pir_v2 = 0x0000FF81ul, +}; +/******************************************************/ +int get_dimm_params(char *dimm_name) +{ + u8 spd_params[256]; + int ret; + int old_bus; + + i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + + old_bus = i2c_get_bus_num(); + i2c_set_bus_num(1); + + ret = i2c_read(0x53, 0, 1, spd_params, 256); + + i2c_set_bus_num(old_bus); + + dimm_name[0] = '\0'; + + if (ret) { + puts("Cannot read DIMM params\n"); + return 1; + } + + /* + * We need to convert spd data to dimm parameters + * and to DDR3 EMIF and PHY regirsters values. + * For now we just return DIMM type string value. + * Caller may use this value to choose appropriate + * a pre-set DDR3 configuration + */ + + strncpy(dimm_name, (char *)&spd_params[0x80], 18); + dimm_name[18] = '\0'; + + return 0; +} + +struct pll_init_data ddr3a_333 = DDR3_PLL_333(A); +struct pll_init_data ddr3b_333 = DDR3_PLL_333(B); +struct pll_init_data ddr3a_400 = DDR3_PLL_400(A); +struct pll_init_data ddr3b_400 = DDR3_PLL_400(B); + +void init_ddr3(void) +{ + char dimm_name[32]; + + get_dimm_params(dimm_name); + + printf("Detected SO-DIMM [%s]\n", dimm_name); + + if (!strcmp(dimm_name, "18KSF1G72HZ-1G6E2 ")) { + init_pll(&ddr3a_400); + if (cpu_revision() > 0) { + init_ddrphy(K2HK_DDR3A_DDRPHYC, &ddr3phy_1600_64A); + init_ddremif(K2HK_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_64); + printf("DRAM: Capacity 8 GiB (includes reported below)\n"); + } else { + init_ddrphy(K2HK_DDR3A_DDRPHYC, &ddr3phy_1600_32); + init_ddremif(K2HK_DDR3A_EMIF_CTRL_BASE, &ddr3_1600_32); + printf("DRAM: Capacity 4 GiB (includes reported below)\n"); + } + } else if (!strcmp(dimm_name, "SQR-SD3T-2G1333SED")) { + init_pll(&ddr3a_333); + if (cpu_revision() > 0) { + init_ddrphy(K2HK_DDR3A_DDRPHYC, &ddr3phy_1333_64A); + init_ddremif(K2HK_DDR3A_EMIF_CTRL_BASE, &ddr3_1333_64); + } else { + init_ddrphy(K2HK_DDR3A_DDRPHYC, &ddr3phy_1333_32); + init_ddremif(K2HK_DDR3A_EMIF_CTRL_BASE, &ddr3_1333_32); + } + } else { + printf("Unknown SO-DIMM. Cannot configure DDR3\n"); + while (1) + ; + } + + init_pll(&ddr3b_333); + init_ddrphy(K2HK_DDR3B_DDRPHYC, &ddr3phy_1333_64); + init_ddremif(K2HK_DDR3B_EMIF_CTRL_BASE, &ddr3_1333_64); +} + diff --git a/boards.cfg b/boards.cfg index d28e09b..c61dbbd 100644 --- a/boards.cfg +++ b/boards.cfg @@ -292,6 +292,7 @@ Active arm armv7 exynos samsung trats Active arm armv7 exynos samsung trats2 trats2 - Piotr Wilczek p.wilczek@samsung.com Active arm armv7 exynos samsung universal_c210 s5pc210_universal - Przemyslaw Marczak p.marczak@samsung.com Active arm armv7 highbank - highbank highbank - Rob Herring rob.herring@calxeda.com +Active arm armv7 keystone ti k2hk_evm k2hk_evm - Vitaly Andrianov vitalya@ti.com Active arm armv7 mx5 denx m53evk m53evk m53evk:IMX_CONFIG=board/denx/m53evk/imximage.cfg Marek Vasut marek.vasut@gmail.com Active arm armv7 mx5 esg ima3-mx53 ima3-mx53 ima3-mx53:IMX_CONFIG=board/esg/ima3-mx53/imximage.cfg - Active arm armv7 mx5 freescale mx51evk mx51evk mx51evk:IMX_CONFIG=board/freescale/mx51evk/imximage.cfg Stefano Babic sbabic@denx.de diff --git a/drivers/serial/ns16550.c b/drivers/serial/ns16550.c index fbc37b2..8a13454 100644 --- a/drivers/serial/ns16550.c +++ b/drivers/serial/ns16550.c @@ -30,6 +30,11 @@ #define serial_in(y) readb(y) #endif

+#if defined(CONFIG_K2HK_EVM) +#define UART_REG_VAL_PWREMU_MGMT_UART_DISABLE 0 +#define UART_REG_VAL_PWREMU_MGMT_UART_ENABLE ((1 << 14) | (1 << 13) | (1 << 0)) +#endif + #ifndef CONFIG_SYS_NS16550_IER #define CONFIG_SYS_NS16550_IER 0x00 #endif /* CONFIG_SYS_NS16550_IER */ @@ -77,6 +82,9 @@ void NS16550_init(NS16550_t com_port, int baud_divisor) /* /16 is proper to hit 115200 with 48MHz */ serial_out(0, &com_port->mdr1); #endif /* CONFIG_OMAP */ +#if defined(CONFIG_K2HK_EVM) + serial_out(UART_REG_VAL_PWREMU_MGMT_UART_ENABLE, &com_port->regC); +#endif }

#ifndef CONFIG_NS16550_MIN_FUNCTIONS diff --git a/include/configs/k2hk_evm.h b/include/configs/k2hk_evm.h new file mode 100644 index 0000000..8db134a --- /dev/null +++ b/include/configs/k2hk_evm.h @@ -0,0 +1,209 @@ +/* + * Configuration header file for TI's k2hk-evm + * + * (C) Copyright 2012-2014 + * Texas Instruments Incorporated, <www.ti.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef __CONFIG_K2HK_EVM_H +#define __CONFIG_K2HK_EVM_H + +/* Platform type */ +#define CONFIG_SOC_K2HK +#define CONFIG_K2HK_EVM + +/* U-Boot Build Configuration */ +#define CONFIG_SKIP_LOWLEVEL_INIT /* U-Boot is a 2nd stage loader */ +#define CONFIG_SYS_NO_FLASH /* that is, no *NOR* flash */ +#define CONFIG_SYS_CONSOLE_INFO_QUIET +#define CONFIG_BOARD_EARLY_INIT_F +#define CONFIG_SYS_THUMB_BUILD + +/* SoC Configuration */ +#define CONFIG_ARMV7 +#define CONFIG_ARCH_CPU_INIT +#define CONFIG_SYS_ARCH_TIMER +#define CONFIG_SYS_HZ 1000 +#define CONFIG_SYS_TEXT_BASE 0x0c001000 +#define CONFIG_SPL_TARGET "u-boot-spi.gph" +#define CONFIG_SYS_DCACHE_OFF + +/* Memory Configuration */ +#define CONFIG_NR_DRAM_BANKS 2 +#define CONFIG_SYS_SDRAM_BASE 0x80000000 +#define CONFIG_SYS_LPAE_SDRAM_BASE 0x800000000 +#define CONFIG_MAX_RAM_BANK_SIZE (2 << 30) /* 2GB */ +#define CONFIG_STACKSIZE (512 << 10) /* 512 KiB */ +#define CONFIG_SYS_MALLOC_LEN (4 << 20) /* 4 MiB */ +#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_TEXT_BASE - \ + GENERATED_GBL_DATA_SIZE) + +/* SPL SPI Loader Configuration */ +#define CONFIG_SPL_TEXT_BASE 0x0c200000 +#define CONFIG_SPL_PAD_TO 65536 +#define CONFIG_SPL_MAX_SIZE (CONFIG_SPL_PAD_TO - 8) +#define CONFIG_SPL_BSS_START_ADDR (CONFIG_SPL_TEXT_BASE + \ + CONFIG_SPL_MAX_SIZE) +#define CONFIG_SPL_BSS_MAX_SIZE (32 * 1024) +#define CONFIG_SYS_SPL_MALLOC_START (CONFIG_SPL_BSS_START_ADDR + \ + CONFIG_SPL_BSS_MAX_SIZE) +#define CONFIG_SYS_SPL_MALLOC_SIZE (32 * 1024) +#define CONFIG_SPL_STACK_SIZE (8 * 1024) +#define CONFIG_SPL_STACK (CONFIG_SYS_SPL_MALLOC_START + \ + CONFIG_SYS_SPL_MALLOC_SIZE + \ + CONFIG_SPL_STACK_SIZE - 4) +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_SPI_FLASH_SUPPORT +#define CONFIG_SPL_SPI_SUPPORT +#define CONFIG_SPL_BOARD_INIT +#define CONFIG_SPL_SPI_LOAD +#define CONFIG_SPL_SPI_BUS 0 +#define CONFIG_SPL_SPI_CS 0 +#define CONFIG_SYS_SPI_U_BOOT_OFFS CONFIG_SPL_PAD_TO +#define CONFIG_SPL_FRAMEWORK + +/* UART Configuration */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_MEM32 +#define CONFIG_SYS_NS16550_REG_SIZE -4 +#define CONFIG_SYS_NS16550_COM1 K2HK_UART0_BASE +#define CONFIG_SYS_NS16550_CLK clk_get_rate(K2HK_CLK1_6) +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 115200 + +/* SPI Configuration */ +#define CONFIG_SPI +#define CONFIG_SPI_FLASH +#define CONFIG_SPI_FLASH_STMICRO +#define CONFIG_DAVINCI_SPI +#define CONFIG_SYS_SPI_BASE K2HK_SPI_BASE +#define CONFIG_SYS_SPI_CLK clk_get_rate(K2HK_LPSC_EMIF25_SPI) +#define CONFIG_SF_DEFAULT_SPEED 30000000 +#define CONFIG_ENV_SPI_MAX_HZ CONFIG_SF_DEFAULT_SPEED + +/* I2C Configuration */ +#define CONFIG_HARD_I2C +#define CONFIG_DRIVER_DAVINCI_I2C +#define CONFIG_SYS_I2C_SPEED 100000 +#define CONFIG_SYS_I2C_SLAVE 0x10 /* SMBus host address */ +#define CONFIG_I2C_MULTI_BUS 1 +#define I2C_BUS_MAX 3 + +/* EEPROM definitions */ +#define CONFIG_SYS_I2C_MULTI_EEPROMS +#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 2 +#define CONFIG_SYS_I2C_EEPROM_ADDR 0x50 +#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 6 +#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 20 +#define CONFIG_ENV_EEPROM_IS_ON_I2C + +/* NAND Configuration */ +#define CONFIG_NAND_DAVINCI +#define CONFIG_SYS_NAND_CS 2 +#define CONFIG_SYS_NAND_USE_FLASH_BBT +#define CONFIG_SYS_NAND_4BIT_HW_ECC_OOBFIRST +#define CONFIG_SYS_NAND_PAGE_2K + +#define CONFIG_SYS_NAND_LARGEPAGE +#define CONFIG_SYS_NAND_BASE_LIST { 0x30000000, } +#define CONFIG_SYS_MAX_NAND_DEVICE 1 +#define CONFIG_SYS_NAND_MAX_CHIPS 1 +#define CONFIG_SYS_NAND_NO_SUBPAGE_WRITE +#define CONFIG_ENV_SIZE (256 << 10) /* 256 KiB */ +#define CONFIG_ENV_IS_IN_NAND +#define CONFIG_ENV_OFFSET 0x100000 +#define CONFIG_MTD_PARTITIONS +#define CONFIG_MTD_DEVICE +#define CONFIG_RBTREE +#define CONFIG_LZO +#define MTDPARTS_DEFAULT "mtdparts=davinci_nand.0:" \ + "1024k(bootloader)ro,512k(params)ro," \ + "-(ubifs)" +/* U-Boot command configuration */ +#include <config_cmd_default.h> +#define CONFIG_CMD_ASKENV +#define CONFIG_CMD_DHCP +#define CONFIG_CMD_I2C +#define CONFIG_CMD_PING +#define CONFIG_CMD_SAVES +#define CONFIG_CMD_MTDPARTS +#define CONFIG_CMD_NAND +#define CONFIG_CMD_UBI +#define CONFIG_CMD_UBIFS +#define CONFIG_CMD_SF +#define CONFIG_CMD_EEPROM + +/* U-Boot general configuration */ +#define CONFIG_SYS_PROMPT "K2HK EVM # " +#define CONFIG_SYS_CBSIZE 1024 +#define CONFIG_SYS_PBSIZE 2048 +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_LONGHELP +#define CONFIG_CRC32_VERIFY +#define CONFIG_MX_CYCLIC +#define CONFIG_CMDLINE_EDITING +#define CONFIG_VERSION_VARIABLE +#define CONFIG_TIMESTAMP + +#define CONFIG_BOOTDELAY 3 +#define CONFIG_BOOTFILE "uImage" +#define CONFIG_EXTRA_ENV_SETTINGS \ + "boot=ramfs\0" \ + "tftp_root=/\0" \ + "nfs_root=/export\0" \ + "mem_lpae=1\0" \ + "mem_reserve=512M\0" \ + "addr_fdt=0x87000000\0" \ + "addr_kern=0x88000000\0" \ + "addr_mon=0x0c5f0000\0" \ + "addr_uboot=0x87000000\0" \ + "addr_fs=0x82000000\0" \ + "addr_ubi=0x82000000\0" \ + "fdt_high=0xffffffff\0" \ + "run_mon=mon_install ${addr_mon}\0" \ + "run_kern=bootm ${addr_kern} - ${addr_fdt}\0" \ + "init_ubi=run args_all args_ubi; " \ + "ubi part ubifs; ubifsmount boot\0" \ + "get_fdt_ubi=ubifsload ${addr_fdt} ${name_fdt}\0" \ + "get_kern_ubi=ubifsload ${addr_kern} ${name_kern}\0" \ + "get_mon_ubi=ubifsload ${addr_mon} ${name_mon}\0" \ + "burn_uboot=sf probe; sf erase 0 0x100000; " \ + "sf write ${addr_uboot} 0 ${filesize}\0" \ + "args_all=setenv bootargs console=ttyS0,115200n8 rootwait=1\0" \ + "args_ubi=setenv bootargs ${bootargs} rootfstype=ubifs " \ + "root=ubi0:rootfs rootflags=sync rw ubi.mtd=2,2048\0" \ + "burn_ubi=nand erase.part ubifs; " \ + "nand write ${addr_ubi} ubifs ${filesize}\0" \ + "init_ramfs=run args_all args_ramfs get_fs_ramfs\0" \ + "args_ramfs=setenv bootargs ${bootargs} earlyprintk " \ + "rdinit=/sbin/init rw root=/dev/ram0 " \ + "initrd=0x802000000,9M\0" \ + "mtdparts=mtdparts=davinci_nand.0:" \ + "1024k(bootloader)ro,512k(params)ro,522752k(ubifs)\0" +#define CONFIG_BOOTCOMMAND \ + "run init_${boot} get_fdt_${boot} get_mon_${boot} " \ + "get_kern_${boot} run_mon run_kern" +#define CONFIG_BOOTARGS \ + +/* Linux interfacing */ +#define CONFIG_CMDLINE_TAG +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_OF_LIBFDT 1 +#define CONFIG_OF_BOARD_SETUP +#define CONFIG_SYS_BARGSIZE 1024 +#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x08000000) + +#define CONFIG_SUPPORT_RAW_INITRD + +/* we may include files below only after all above definitions */ +#include <asm/arch/hardware.h> +#include <asm/arch/clock.h> +#define CONFIG_SYS_HZ_CLOCK clk_get_rate(K2HK_CLK1_6) + +#endif /* __CONFIG_K2HK_EVM_H */