From: Harald Krapfenbauer Harald.Krapfenbauer@bluetechnix.at
The CM-BF537U is similar to the CM-BF537E module, but enough to need its own board port.
Signed-off-by: Harald Krapfenbauer Harald.Krapfenbauer@bluetechnix.at Signed-off-by: Mike Frysinger vapier@gentoo.org --- MAINTAINERS | 1 + MAKEALL | 1 + Makefile | 2 +- board/cm-bf537u/Makefile | 54 ++++++++++++++ board/cm-bf537u/cm-bf537u.c | 59 +++++++++++++++ board/cm-bf537u/config.mk | 34 +++++++++ board/cm-bf537u/flash.c | 34 +++++++++ board/cm-bf537u/gpio_cfi_flash.c | 60 +++++++++++++++ board/cm-bf537u/gpio_cfi_flash.h | 10 +++ include/configs/cm-bf537u.h | 149 ++++++++++++++++++++++++++++++++++++++ 10 files changed, 403 insertions(+), 1 deletions(-) create mode 100644 board/cm-bf537u/Makefile create mode 100644 board/cm-bf537u/cm-bf537u.c create mode 100644 board/cm-bf537u/config.mk create mode 100644 board/cm-bf537u/flash.c create mode 100644 board/cm-bf537u/gpio_cfi_flash.c create mode 100644 board/cm-bf537u/gpio_cfi_flash.h create mode 100644 include/configs/cm-bf537u.h
diff --git a/MAINTAINERS b/MAINTAINERS index f99eae5..d674753 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -917,6 +917,7 @@ Blackfin Team u-boot-devel@blackfin.uclinux.org CM-BF527 BF527 CM-BF533 BF533 CM-BF537E BF537 + CM-BF537U BF537 CM-BF548 BF548 CM-BF561 BF561 TCM-BF537 BF537 diff --git a/MAKEALL b/MAKEALL index c8a1f37..85f99ef 100755 --- a/MAKEALL +++ b/MAKEALL @@ -838,6 +838,7 @@ LIST_blackfin=" \ cm-bf527 \ cm-bf533 \ cm-bf537e \ + cm-bf537u \ cm-bf548 \ cm-bf561 \ ibf-dsp561 \ diff --git a/Makefile b/Makefile index c9727f8..dd01b66 100644 --- a/Makefile +++ b/Makefile @@ -3525,7 +3525,7 @@ BFIN_BOARDS = bf518f-ezbrd bf526-ezbrd bf527-ezkit bf533-ezkit bf533-stamp \ bf537-pnav bf537-stamp bf538f-ezkit bf548-ezkit bf561-ezkit
# Bluetechnix tinyboards -BFIN_BOARDS += cm-bf527 cm-bf533 cm-bf537e cm-bf548 cm-bf561 tcm-bf537 +BFIN_BOARDS += cm-bf527 cm-bf533 cm-bf537e cm-bf537u cm-bf548 cm-bf561 tcm-bf537
# Misc third party boards BFIN_BOARDS += bf537-minotaur bf537-srv1 blackstamp diff --git a/board/cm-bf537u/Makefile b/board/cm-bf537u/Makefile new file mode 100644 index 0000000..3812ba1 --- /dev/null +++ b/board/cm-bf537u/Makefile @@ -0,0 +1,54 @@ +# +# U-boot - Makefile +# +# Copyright (c) 2005-2008 Analog Device Inc. +# +# (C) Copyright 2000-2006 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# 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; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = $(obj)lib$(BOARD).a + +COBJS-y := $(BOARD).o flash.o gpio_cfi_flash.o + +SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) +OBJS := $(addprefix $(obj),$(COBJS-y)) +SOBJS := $(addprefix $(obj),$(SOBJS-y)) + +$(LIB): $(obj).depend $(OBJS) $(SOBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) + +clean: + rm -f $(SOBJS) $(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/cm-bf537u/cm-bf537u.c b/board/cm-bf537u/cm-bf537u.c new file mode 100644 index 0000000..2d0f65b --- /dev/null +++ b/board/cm-bf537u/cm-bf537u.c @@ -0,0 +1,59 @@ +/* + * U-boot - main board file + * + * Copyright (c) 2005-2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <config.h> +#include <command.h> +#include <net.h> +#include <netdev.h> +#include <asm/blackfin.h> +#include <asm/net.h> +#include "gpio_cfi_flash.h" + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + printf("Board: Bluetechnix CM-BF537U board\n"); + printf(" Support: http://www.bluetechnix.at/%5Cn"); + return 0; +} + +phys_size_t initdram(int board_type) +{ + gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_memsize = CONFIG_SYS_MAX_RAM_SIZE; + return gd->bd->bi_memsize; +} + +#ifdef CONFIG_BFIN_MAC +static void board_init_enetaddr(uchar *mac_addr) +{ + puts("Warning: Generating 'random' MAC address\n"); + bfin_gen_rand_mac(mac_addr); + eth_setenv_enetaddr("ethaddr", mac_addr); +} + +int board_eth_init(bd_t *bis) +{ + return bfin_EMAC_initialize(bis); +} +#endif + +int misc_init_r(void) +{ +#ifdef CONFIG_BFIN_MAC + uchar enetaddr[6]; + if (!eth_getenv_enetaddr("ethaddr", enetaddr)) + board_init_enetaddr(enetaddr); +#endif + + gpio_cfi_flash_init(); + + return 0; +} diff --git a/board/cm-bf537u/config.mk b/board/cm-bf537u/config.mk new file mode 100644 index 0000000..3c0b46f --- /dev/null +++ b/board/cm-bf537u/config.mk @@ -0,0 +1,34 @@ +# +# Copyright (c) 2005-2008 Analog Device Inc. +# +# (C) Copyright 2001 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# 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; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# This is not actually used for Blackfin boards so do not change it +#TEXT_BASE = do-not-use-me + +CFLAGS_lib_generic += -O2 +CFLAGS_lzma += -O2 + +# Set some default LDR flags based on boot mode. +LDR_FLAGS-BFIN_BOOT_PARA := --bits 16 --dma 8 +LDR_FLAGS += $(LDR_FLAGS-$(CONFIG_BFIN_BOOT_MODE)) diff --git a/board/cm-bf537u/flash.c b/board/cm-bf537u/flash.c new file mode 100644 index 0000000..ebe17b6 --- /dev/null +++ b/board/cm-bf537u/flash.c @@ -0,0 +1,34 @@ +/* + * flash.c - helper commands for working with GPIO-assisted flash + * + * Copyright (c) 2005-2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <command.h> +#include <asm/blackfin.h> +#include "gpio_cfi_flash.h" + +int do_ph(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + ulong faddr = CONFIG_SYS_FLASH_BASE; + ushort data; + ulong dflg; + + if (argc > 1) { + dflg = simple_strtoul(argv[1], NULL, 16); + faddr |= (dflg << 21); + gpio_cfi_flash_swizzle((void *)faddr); + } else { + data = bfin_read_PORTHIO(); + printf("Port H data %04x (PH0:%i)\n", data, !!(data & PH0)); + } + + return 0; +} + +U_BOOT_CMD(ph, 3, 0, do_ph, + "set/clear PH0 GPIO flash bank switch\n", + "<ph0> - set PH0 GPIO pin state\n"); diff --git a/board/cm-bf537u/gpio_cfi_flash.c b/board/cm-bf537u/gpio_cfi_flash.c new file mode 100644 index 0000000..68633ec --- /dev/null +++ b/board/cm-bf537u/gpio_cfi_flash.c @@ -0,0 +1,60 @@ +/* + * gpio_cfi_flash.c - GPIO-assisted Flash Chip Support + * + * Copyright (c) 2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <asm/blackfin.h> +#include <asm/io.h> +#include "gpio_cfi_flash.h" + +#define GPIO_PIN_1 PH0 +#define GPIO_MASK_1 (1 << 21) +#define GPIO_MASK (GPIO_MASK_1) + +void *gpio_cfi_flash_swizzle(void *vaddr) +{ + unsigned long addr = (unsigned long)vaddr; + + if (addr & GPIO_MASK_1) + bfin_write_PORTHIO_SET(GPIO_PIN_1); + else + bfin_write_PORTHIO_CLEAR(GPIO_PIN_1); + +#ifdef GPIO_MASK_2 + if (addr & GPIO_MASK_2) + bfin_write_PORTGIO_SET(GPIO_PIN_2); + else + bfin_write_PORTGIO_CLEAR(GPIO_PIN_2); +#endif + + SSYNC(); + + return (void *)(addr & ~GPIO_MASK); +} + +#define __raw_writeq(value, addr) *(volatile u64 *)addr = value +#define __raw_readq(addr) *(volatile u64 *)addr + +#define MAKE_FLASH(size, sfx) \ +void flash_write##size(u##size value, void *addr) \ +{ \ + __raw_write##sfx(value, gpio_cfi_flash_swizzle(addr)); \ +} \ +u##size flash_read##size(void *addr) \ +{ \ + return __raw_read##sfx(gpio_cfi_flash_swizzle(addr)); \ +} +MAKE_FLASH(8, b) /* flash_write8() flash_read8() */ +MAKE_FLASH(16, w) /* flash_write16() flash_read16() */ +MAKE_FLASH(32, l) /* flash_write32() flash_read32() */ +MAKE_FLASH(64, q) /* flash_write64() flash_read64() */ + +void gpio_cfi_flash_init(void) +{ + bfin_write_PORTHIO_DIR(bfin_read_PORTHIO_DIR() | GPIO_PIN_1); + gpio_cfi_flash_swizzle((void *)CONFIG_SYS_FLASH_BASE); +} diff --git a/board/cm-bf537u/gpio_cfi_flash.h b/board/cm-bf537u/gpio_cfi_flash.h new file mode 100644 index 0000000..5211e97 --- /dev/null +++ b/board/cm-bf537u/gpio_cfi_flash.h @@ -0,0 +1,10 @@ +/* + * gpio_cfi_flash.c - GPIO-assisted Flash Chip Support + * + * Copyright (c) 2009 Analog Devices Inc. + * + * Licensed under the GPL-2 or later. + */ + +void *gpio_cfi_flash_swizzle(void *vaddr); +void gpio_cfi_flash_init(void); diff --git a/include/configs/cm-bf537u.h b/include/configs/cm-bf537u.h new file mode 100644 index 0000000..2393926 --- /dev/null +++ b/include/configs/cm-bf537u.h @@ -0,0 +1,149 @@ +/* + * U-boot - Configuration file for CM-BF537U board + */ + +#ifndef __CONFIG_CM_BF537U_H__ +#define __CONFIG_CM_BF537U_H__ + +#include <asm/config-pre.h> + + +/* + * Processor Settings + */ +#define CONFIG_BFIN_CPU bf537-0.2 +#define CONFIG_BFIN_BOOT_MODE BFIN_BOOT_BYPASS + + +/* + * Clock Settings + * CCLK = (CLKIN * VCO_MULT) / CCLK_DIV + * SCLK = (CLKIN * VCO_MULT) / SCLK_DIV + */ +/* CONFIG_CLKIN_HZ is any value in Hz */ +#define CONFIG_CLKIN_HZ 30000000 +/* CLKIN_HALF controls the DF bit in PLL_CTL 0 = CLKIN */ +/* 1 = CLKIN / 2 */ +#define CONFIG_CLKIN_HALF 0 +/* PLL_BYPASS controls the BYPASS bit in PLL_CTL 0 = do not bypass */ +/* 1 = bypass PLL */ +#define CONFIG_PLL_BYPASS 0 +/* VCO_MULT controls the MSEL (multiplier) bits in PLL_CTL */ +/* Values can range from 0-63 (where 0 means 64) */ +#define CONFIG_VCO_MULT 18 +/* CCLK_DIV controls the core clock divider */ +/* Values can be 1, 2, 4, or 8 ONLY */ +#define CONFIG_CCLK_DIV 1 +/* SCLK_DIV controls the system clock divider */ +/* Values can range from 1-15 */ +#define CONFIG_SCLK_DIV 5 +/* Core voltage */ +#define CONFIG_VR_CTL_VAL (VLEV_110 | GAIN_20 | FREQ_1000) + + +/* + * Memory Settings + */ +#define CONFIG_MEM_ADD_WDTH 9 +#define CONFIG_MEM_SIZE 32 + +#define CONFIG_EBIU_SDRRC_VAL 0x3f8 +#define CONFIG_EBIU_SDGCTL_VAL 0x9111cd + +#define CONFIG_EBIU_AMGCTL_VAL (AMBEN_ALL) +#define CONFIG_EBIU_AMBCTL0_VAL (B1WAT_7 | B1RAT_11 | B1HT_2 | B1ST_3 | B0WAT_7 | B0RAT_11 | B0HT_2 | B0ST_3) +#define CONFIG_EBIU_AMBCTL1_VAL (B3WAT_7 | B3RAT_11 | B3HT_2 | B3ST_3 | B2WAT_7 | B2RAT_11 | B2HT_2 | B2ST_3) + +#define CONFIG_SYS_MONITOR_LEN (256 * 1024) +#define CONFIG_SYS_MALLOC_LEN (128 * 1024) + + +/* + * Network Settings + */ +#ifndef __ADSPBF534__ +#define ADI_CMDS_NETWORK 1 +/* The next 3 lines are for use with SMSC on EXT-BF5xx-USB-ETH2 */ +#define CONFIG_DRIVER_SMC911X 1 +#define CONFIG_DRIVER_SMC911X_BASE 0x20308000 +#define CONFIG_DRIVER_SMC911X_16_BIT 1 +#endif +#define CONFIG_HOSTNAME cm-bf537u +/* Uncomment next line to use fixed MAC address */ +/* #define CONFIG_ETHADDR 02:80:ad:20:31:e8 */ + + +/* + * Flash Settings + */ +#define CONFIG_FLASH_CFI_DRIVER +#define CONFIG_CFI_FLASH_USE_WEAK_ACCESSORS +#define CONFIG_SYS_FLASH_BASE 0x20000000 +#define CONFIG_SYS_FLASH_CFI +#define CONFIG_SYS_FLASH_PROTECTION +#define CONFIG_SYS_MAX_FLASH_BANKS 1 +#define CONFIG_SYS_MAX_FLASH_SECT 35 + + +/* + * Env Storage Settings + */ +#define CONFIG_ENV_IS_IN_FLASH 1 +#define CONFIG_ENV_OFFSET 0x4000 +#define CONFIG_ENV_SIZE 0x2000 +#define CONFIG_ENV_SECT_SIZE 0x20000 +#if (CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_BYPASS) +#define ENV_IS_EMBEDDED +#else +#define ENV_IS_EMBEDDED_CUSTOM +#endif +#ifdef ENV_IS_EMBEDDED +/* WARNING - the following is hand-optimized to fit within + * the sector before the environment sector. If it throws + * an error during compilation remove an object here to get + * it linked after the configuration sector. + */ +# define LDS_BOARD_TEXT \ + cpu/blackfin/traps.o (.text .text.*); \ + cpu/blackfin/interrupt.o (.text .text.*); \ + cpu/blackfin/serial.o (.text .text.*); \ + common/dlmalloc.o (.text .text.*); \ + lib_generic/crc32.o (.text .text.*); \ + . = DEFINED(env_offset) ? env_offset : .; \ + common/env_embedded.o (.text .text.*); +#endif + + +/* + * I2C Settings + */ +#define CONFIG_BFIN_TWI_I2C 1 +#define CONFIG_HARD_I2C 1 +#define CONFIG_SYS_I2C_SPEED 50000 +#define CONFIG_SYS_I2C_SLAVE 0 + + +/* + * Misc Settings + */ +#define CONFIG_BAUDRATE 115200 +#define CONFIG_MISC_INIT_R +#define CONFIG_RTC_BFIN +#define CONFIG_UART_CONSOLE 0 + + +/* + * Pull in common ADI header for remaining command/environment setup + */ +#include <configs/bfin_adi_common.h> + +#undef CONFIG_BOOTCOMMAND +#define CONFIG_BOOTCOMMAND "run flashboot" + +#undef CONFIG_EXTRA_ENV_SETTINGS +#define CONFIG_EXTRA_ENV_SETTINGS \ + NAND_ENV_SETTINGS \ + NETWORK_ENV_SETTINGS \ + "flashboot=flread 20040000 1000000 280000; bootm 0x1000000\0" + +#endif