Signed-off-by: Antoine Tenart atenart@adeneo-embedded.com --- MAINTAINERS | 4 + board/ti/ti816x/Makefile | 47 +++++++++ board/ti/ti816x/evm.c | 229 ++++++++++++++++++++++++++++++++++++++++++ boards.cfg | 1 + include/configs/ti816x_evm.h | 180 +++++++++++++++++++++++++++++++++ 5 files changed, 461 insertions(+) create mode 100644 board/ti/ti816x/Makefile create mode 100644 board/ti/ti816x/evm.c create mode 100644 include/configs/ti816x_evm.h
diff --git a/MAINTAINERS b/MAINTAINERS index 3e70b03..d4a89e3 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -943,6 +943,10 @@ Lucas Stach dev@lynxeye.de
colibri_t20_iris Tegra20 (ARM7 & A9 Dual Core)
+Antoine Tenart atenart@adeneo-embedded.com + + TI816X ARM ARMV7 (TI816x Soc) + Nick Thompson nick.thompson@gefanuc.com
da830evm ARM926EJS (DA830/OMAP-L137) diff --git a/board/ti/ti816x/Makefile b/board/ti/ti816x/Makefile new file mode 100644 index 0000000..dc23d93 --- /dev/null +++ b/board/ti/ti816x/Makefile @@ -0,0 +1,47 @@ +# +# Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com> +# Antoine Tenart, atenart@adeneo-embedded.com +# +# Based on TI-PSP-04.00.02.14 : +# +# Copyright (C) 2009, Texas Instruments, Incorporated +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation version 2. +# +# This program is distributed "as is" WITHOUT ANY WARRANTY of any +# kind, whether express or implied; without even the implied warranty +# of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).o + +COBJS := evm.o + +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS)) + +$(LIB): $(obj).depend $(OBJS) + $(call cmd_link_o_target, $(OBJS)) + +clean: + rm -f $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak $(obj).depend + +######################################################################### + +# defines $(obj).depend target +include $(SRCTREE)/rules.mk + +sinclude $(obj).depend + +######################################################################### diff --git a/board/ti/ti816x/evm.c b/board/ti/ti816x/evm.c new file mode 100644 index 0000000..632ad9f --- /dev/null +++ b/board/ti/ti816x/evm.c @@ -0,0 +1,229 @@ +/* + * evm.c + * + * Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com> + * Antoine Tenart, atenart@adeneo-embedded.com + * + * This file is released under the terms of GPL v2 and any later version. + * See the file COPYING in the root directory of the source tree for details. + */ + +#include <common.h> +#include <spl.h> +#include <asm/cache.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/cpu.h> +#include <asm/arch/ddr_defs.h> +#include <asm/arch/hardware.h> +#include <asm/arch/sys_proto.h> +#include <asm/arch/mmc_host_def.h> +#include <asm/arch/mem.h> +#include <asm/arch/mux.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_init(void) +{ + gd->bd->bi_boot_params = PHYS_DRAM_1 + 0x100; + return 0; +} + +#ifdef CONFIG_SPL_BUILD + +static struct module_pin_mux mmc_pin_mux[] = { + { OFFSET(pincntl157), PULLDOWN_EN | PULLUDDIS | MODE(0x0) }, + { OFFSET(pincntl158), PULLDOWN_EN | PULLUDEN | MODE(0x0) }, + { OFFSET(pincntl159), PULLUP_EN | PULLUDDIS | MODE(0x0) }, + { OFFSET(pincntl160), PULLUP_EN | PULLUDDIS | MODE(0x0) }, + { OFFSET(pincntl161), PULLUP_EN | PULLUDDIS | MODE(0x0) }, + { OFFSET(pincntl162), PULLUP_EN | PULLUDDIS | MODE(0x0) }, + { OFFSET(pincntl163), PULLUP_EN | PULLUDDIS | MODE(0x0) }, + { -1 }, +}; + +const struct dmm_lisa_map_regs evm_lisa_map_regs = { + .dmm_lisa_map_0 = 0x00000000, + .dmm_lisa_map_1 = 0x00000000, + .dmm_lisa_map_2 = 0x80640300, + .dmm_lisa_map_3 = 0xC0640320, +}; + +/* + * DDR2 related definitions + */ + +static struct ddr_data ddr2_data = { + .datardsratio0 = ((0x40<<10) | (0x40<<0)), + .datawdsratio0 = ((0x4A<<10) | (0x4A<<0)), + .datawiratio0 = ((0x0<<10) | (0x0<<0)), + .datagiratio0 = ((0x0<<10) | (0x0<<0)), + .datafwsratio0 = ((0x13A<<10) | (0x13A<<0)), + .datawrsratio0 = ((0x8A<<10) | (0x8A<<0)), + .datauserank0delay = 0x1, + .datadldiff0 = 0x0, /* depend on cpu rev, set later */ +}; + +static struct cmd_control ddr2_ctrl = { + .cmd0csratio = 0x80, + .cmd0dldiff = 0x04, /* reset value is 0x4 */ + .cmd0iclkout = 0x00, + + .cmd1csratio = 0x80, + .cmd1dldiff = 0x04, /* reset value is 0x4 */ + .cmd1iclkout = 0x00, + + .cmd2csratio = 0x80, + .cmd2dldiff = 0x04, /* reset value is 0x4 */ + .cmd2iclkout = 0x00, + +}; + +static struct emif_regs ddr2_emif0_regs = { + .sdram_config = 0x43801A3A, + .ref_ctrl = 0x10000C30, + .sdram_tim1 = 0x0AAB15E2, + .sdram_tim2 = 0x423631D2, + .sdram_tim3 = 0x0080032F, + .emif_ddr_phy_ctlr_1 = 0x0, /* depend on cpu rev, set later */ +}; + +static struct emif_regs ddr2_emif1_regs = { + .sdram_config = 0x43801A3A, + .ref_ctrl = 0x10000C30, + .sdram_tim1 = 0x0AAB15E2, + .sdram_tim2 = 0x423631D2, + .sdram_tim3 = 0x0080032F, + .emif_ddr_phy_ctlr_1 = 0x0, /* depend on cpu rev, set later */ +}; + +/* + * DDR3 related definitions + */ + +#if defined(CONFIG_TI816X_DDR_PLL_400) +#define RD_DQS 0x03B +#define WR_DQS 0x0A6 +#define RD_DQS_GATE 0x12A +#define EMIF_SDCFG 0x62A41032 +#define EMIF_SDREF 0x10000C30 +#define EMIF_TIM1 0x0CCCE524 +#define EMIF_TIM2 0x30308023 +#define EMIF_TIM3 0x009F82CF +#define EMIF_PHYCFG 0x0000010B +#elif defined(CONFIG_TI816X_DDR_PLL_531) +#define RD_DQS 0x039 +#define WR_DQS 0x0B4 +#define RD_DQS_GATE 0x13D +#define EMIF_SDCFG 0x62A51832 +#define EMIF_SDREF 0x1000102E +#define EMIF_TIM1 0x0EF136AC +#define EMIF_TIM2 0x30408063 +#define EMIF_TIM3 0x009F83AF +#define EMIF_PHYCFG 0x0000010C +#elif defined(CONFIG_TI816X_DDR_PLL_675) +#define RD_DQS 0x039 +#define WR_DQS 0x091 +#define RD_DQS_GATE 0x196 +#define EMIF_SDCFG 0x62A63032 +#define EMIF_SDREF 0x10001491 +#define EMIF_TIM1 0x13358875 +#define EMIF_TIM2 0x5051806C +#define EMIF_TIM3 0x009F84AF +#define EMIF_PHYCFG 0x0000010F +#elif defined(CONFIG_TI816X_DDR_PLL_796) +#define RD_DQS 0x035 +#define WR_DQS 0x093 +#define RD_DQS_GATE 0x1B3 +#define EMIF_SDCFG 0x62A73832 +#define EMIF_SDREF 0x10001841 +#define EMIF_TIM1 0x1779C9FE +#define EMIF_TIM2 0x50608074 +#define EMIF_TIM3 0x009F857F +#define EMIF_PHYCFG 0x00000110 +#endif + +static struct ddr_data ddr3_data = { + .datardsratio0 = ((RD_DQS<<10) | (RD_DQS<<0)), + .datawdsratio0 = ((WR_DQS<<10) | (WR_DQS<<0)), + .datawiratio0 = ((0x20<<10) | 0x20<<0), + .datagiratio0 = ((0x20<<10) | 0x20<<0), + .datafwsratio0 = ((RD_DQS_GATE<<10) | (RD_DQS_GATE<<0)), + .datawrsratio0 = (((WR_DQS+0x40)<<10) | ((WR_DQS+0x40)<<0)), + .datauserank0delay = 0x1, + .datadldiff0 = 0x0, /* depend on cpu rev, set later */ +}; + +static const struct cmd_control ddr3_ctrl = { + .cmd0csratio = 0x100, + .cmd0dldiff = 0x004, /* reset value is 0x4 */ + .cmd0iclkout = 0x001, + + .cmd1csratio = 0x100, + .cmd1dldiff = 0x004, /* reset value is 0x4 */ + .cmd1iclkout = 0x001, + + .cmd2csratio = 0x100, + .cmd2dldiff = 0x004, /* reset value is 0x4 */ + .cmd2iclkout = 0x001, +}; + +static const struct emif_regs ddr3_emif0_regs = { + .sdram_config = EMIF_SDCFG, + .ref_ctrl = EMIF_SDREF, + .sdram_tim1 = EMIF_TIM1, + .sdram_tim2 = EMIF_TIM2, + .sdram_tim3 = EMIF_TIM3, + .emif_ddr_phy_ctlr_1 = EMIF_PHYCFG, +}; + +static const struct emif_regs ddr3_emif1_regs = { + .sdram_config = EMIF_SDCFG, + .ref_ctrl = EMIF_SDREF, + .sdram_tim1 = EMIF_TIM1, + .sdram_tim2 = EMIF_TIM2, + .sdram_tim3 = EMIF_TIM3, + .emif_ddr_phy_ctlr_1 = EMIF_PHYCFG, +}; + +void set_uart_mux_conf(void) {} + +void set_mux_conf_regs(void) +{ + configure_module_pin_mux(mmc_pin_mux); +} + +void sdram_init(void) +{ + config_dmm(&evm_lisa_map_regs); + +#ifdef CONFIG_TI816X_EVM_DDR2 + ddr2_data.datadldiff0 = (get_cpu_rev() == 0x1 ? 0x0 : 0xF); + ddr2_ctrl.cmd0dldiff = (get_cpu_rev() == 0x1 ? 0x0 : 0xF); + ddr2_ctrl.cmd1dldiff = (get_cpu_rev() == 0x1 ? 0x0 : 0xF); + ddr2_ctrl.cmd2dldiff = (get_cpu_rev() == 0x1 ? 0x0 : 0xF); + + if (CONFIG_TI816X_USE_EMIF0) { + ddr2_emif0_regs.emif_ddr_phy_ctlr_1 = + (get_cpu_rev() == 0x1 ? 0x0000010B : 0x0000030B); + config_ddr(0, 0, &ddr2_data, &ddr2_ctrl, &ddr2_emif0_regs, 0); + } + + if (CONFIG_TI816X_USE_EMIF1) { + ddr2_emif1_regs.emif_ddr_phy_ctlr_1 = + (get_cpu_rev() == 0x1 ? 0x0000010B : 0x0000030B); + config_ddr(1, 0, &ddr2_data, &ddr2_ctrl, &ddr2_emif1_regs, 1); + } +#endif + +#ifdef CONFIG_TI816X_EVM_DDR3 + ddr3_data.datadldiff0 = (get_cpu_rev() == 0x1 ? 0x0 : 0xF); + + if (CONFIG_TI816X_USE_EMIF0) + config_ddr(0, 0, &ddr3_data, &ddr3_ctrl, &ddr3_emif0_regs, 0); + + if (CONFIG_TI816X_USE_EMIF1) + config_ddr(1, 0, &ddr3_data, &ddr3_ctrl, &ddr3_emif1_regs, 1); +#endif +} +#endif /* CONFIG_SPL_BUILD */ diff --git a/boards.cfg b/boards.cfg index dd2cd98..eec6161 100644 --- a/boards.cfg +++ b/boards.cfg @@ -250,6 +250,7 @@ am335x_evm_uart4 arm armv7 am335x ti am335x_evm_uart5 arm armv7 am335x ti am33xx am335x_evm:SERIAL6,CONS_INDEX=6 am335x_evm_usbspl arm armv7 am335x ti am33xx am335x_evm:SERIAL1,CONS_INDEX=1,SPL_USBETH_SUPPORT ti814x_evm arm armv7 ti814x ti am33xx +ti816x_evm arm armv7 ti816x ti am33xx pcm051 arm armv7 pcm051 phytec am33xx pcm051 sama5d3xek_mmc arm armv7 sama5d3xek atmel at91 sama5d3xek:SAMA5D3,SYS_USE_MMC sama5d3xek_nandflash arm armv7 sama5d3xek atmel at91 sama5d3xek:SAMA5D3,SYS_USE_NANDFLASH diff --git a/include/configs/ti816x_evm.h b/include/configs/ti816x_evm.h new file mode 100644 index 0000000..e9e3b5b --- /dev/null +++ b/include/configs/ti816x_evm.h @@ -0,0 +1,180 @@ +/* + * ti816x_evm.h + * + * Copyright (C) 2013, Adeneo Embedded <www.adeneo-embedded.com> + * Antoine Tenart, atenart@adeneo-embedded.com + * + * This file is released under the terms of GPL v2 and any later version. + * See the file COPYING in the root directory of the source tree for details. + */ + +#ifndef __CONFIG_TI816X_EVM_H +#define __CONFIG_TI816X_EVM_H + +#define CONFIG_TI81XX +#define CONFIG_TI816X +#define CONFIG_SYS_NO_FLASH +#define CONFIG_OMAP + +#define CONFIG_ARCH_CPU_INIT + +#include <asm/arch/omap.h> + +#define CONFIG_ENV_SIZE 0x2000 +#define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + (32 * 1024)) +#define CONFIG_SYS_LONGHELP /* undef save memory */ +#define CONFIG_SYS_HUSH_PARSER +#define CONFIG_SYS_PROMPT "u-boot/ti816x# " +#define CONFIG_MACH_TYPE MACH_TYPE_TI8168EVM + +#define CONFIG_OF_LIBFDT +#define CONFIG_CMDLINE_TAG /* enable passing of ATAGs */ +#define CONFIG_SETUP_MEMORY_TAGS +#define CONFIG_INITRD_TAG /* required for ramdisk support */ + +#include <config_cmd_default.h> /* u-boot default commands */ + +#define CONFIG_VERSION_VARIABLE +#define CONFIG_DISPLAY_CPUINFO + +#define CONFIG_BOOTDELAY 3 /* set negative for no autoboot */ +#define CONFIG_EXTRA_ENV_SETTINGS \ + "loadaddr=0x81000000\0" \ + +#define CONFIG_BOOTCOMMAND \ + "mmc rescan;" \ + "fatload mmc 0 ${loadaddr} uImage;" \ + "bootm ${loadaddr}" \ + +#define CONFIG_BOOTARGS "console=ttyO2,115200n8 noinitrd earlyprintk" + +/* Clock Defines */ +#define V_OSCK 24000000 /* Clock output from T2 */ +#define V_SCLK (V_OSCK >> 1) + +#define CONFIG_SYS_MAXARGS 32 +#define CONFIG_SYS_CBSIZE 512 /* console I/O buffer size */ +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ + + sizeof(CONFIG_SYS_PROMPT) + 16) /* print buffer size */ +#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* boot arg buffer size */ + +#undef CONFIG_SYS_CLKS_IN_HZ +#define CONFIG_SYS_LOAD_ADDR 0x81000000 /* Default load address */ +#define CONFIG_SYS_HZ 1000 /* 1ms clock */ + +#define CONFIG_CMD_ASKEN +#define CONFIG_CMD_ECHO +#define CONFIG_OMAP_GPIO +#define CONFIG_MMC +#define CONFIG_GENERIC_MMC +#define CONFIG_OMAP_HSMMC +#define CONFIG_CMD_MMC +#define CONFIG_DOS_PARTITION +#define CONFIG_CMD_FAT +#define CONFIG_CMD_EXT2 + +#define CONFIG_FS_FAT + +/* + * Only one of the following two options (DDR3/DDR2) should be enabled + * CONFIG_TI816X_EVM_DDR2 + * CONFIG_TI816X_EVM_DDR3 + */ +#define CONFIG_TI816X_EVM_DDR3 + +/* + * Supported values: 400, 531, 675 or 796 MHz + */ +#define CONFIG_TI816X_DDR_PLL_796 + +#define CONFIG_TI816X_USE_EMIF0 1 +#define CONFIG_TI816X_USE_EMIF1 1 + + +#define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */ +#define PHYS_DRAM_1 0x80000000 /* DRAM Bank #1 */ +#define PHYS_DRAM_1_SIZE 0x40000000 /* 1 GB */ +#define PHYS_DRAM_2 0xC0000000 /* DRAM Bank #2 */ +#define PHYS_DRAM_2_SIZE 0x40000000 /* 1 GB */ + +#define CONFIG_MAX_RAM_BANK_SIZE (2048 << 20) /* 2048MB */ +#define CONFIG_SYS_SDRAM_BASE PHYS_DRAM_1 +#define CONFIG_SYS_INIT_SP_ADDR (NON_SECURE_SRAM_END - \ + GENERATED_GBL_DATA_SIZE) + +/** + * Platform/Board specific defs + */ +#define CONFIG_SYS_CLK_FREQ 27000000 +#define CONFIG_SYS_TIMERBASE 0x4802E000 +#define CONFIG_SYS_PTV 2 /* Divisor: 2^(PTV+1) => 8 */ + +#undef CONFIG_NAND_OMAP_GPMC + +/* + * NS16550 Configuration + */ +#define CONFIG_SYS_NS16550 +#define CONFIG_SYS_NS16550_SERIAL +#define CONFIG_SYS_NS16550_REG_SIZE (-4) +#define CONFIG_SYS_NS16550_CLK (48000000) +#define CONFIG_SYS_NS16550_COM1 0x48024000 /* Base EVM has UART2 */ + +#define CONFIG_BAUDRATE 115200 + +/* allow overwriting serial config and ethaddr */ +#define CONFIG_ENV_OVERWRITE + +#define CONFIG_SERIAL1 +#define CONFIG_SERIAL2 +#define CONFIG_SERIAL3 +#define CONFIG_CONS_INDEX 1 +#define CONFIG_SYS_CONSOLE_INFO_QUIET + +#define CONFIG_ENV_IS_NOWHERE + +/* SPL */ +/* Defines for SPL */ +#define CONFIG_SPL +#define CONFIG_SPL_FRAMEWORK +#define CONFIG_SPL_TEXT_BASE 0x40400000 +#define CONFIG_SPL_MAX_SIZE ((128 - 18) * 1024) +#define CONFIG_SPL_STACK CONFIG_SYS_INIT_SP_ADDR + +#define CONFIG_SPL_BSS_START_ADDR 0x80000000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */ + +#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 0x300 /* address 0x60000 */ +#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 0x200 /* 256 KB */ +#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 +#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" +#define CONFIG_SPL_MMC_SUPPORT +#define CONFIG_SPL_FAT_SUPPORT + +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBDISK_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_GPIO_SUPPORT +#define CONFIG_SPL_YMODEM_SUPPORT +#define CONFIG_SYS_SPI_U_BOOT_OFFS 0x20000 +#define CONFIG_SYS_SPI_U_BOOT_SIZE 0x40000 +#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds" + +#define CONFIG_SPL_BOARD_INIT + +#define CONFIG_SYS_TEXT_BASE 0x80800000 +#define CONFIG_SYS_SPL_MALLOC_START 0x80208000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x100000 + +/* Since SPL did pll and ddr initialization for us, + * we don't need to do it twice. + */ +#ifndef CONFIG_SPL_BUILD +#define CONFIG_SKIP_LOWLEVEL_INIT +#endif + +/* Unsupported features */ +#undef CONFIG_USE_IRQ + +#endif