mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 10:48:51 +00:00
f232950f82
Remove platform CONFIG_SYS_HZ definition for configs a-z*. Signed-off-by: Rob Herring <rob.herring@calxeda.com>
177 lines
5 KiB
C
177 lines
5 KiB
C
/*
|
|
* config.h - setup common defines for Blackfin boards based on config.h
|
|
*
|
|
* Copyright (c) 2007-2009 Analog Devices Inc.
|
|
*
|
|
* Licensed under the GPL-2 or later.
|
|
*/
|
|
|
|
#ifndef __ASM_BLACKFIN_CONFIG_POST_H__
|
|
#define __ASM_BLACKFIN_CONFIG_POST_H__
|
|
|
|
/* Some of our defines use this (like CONFIG_SYS_GBL_DATA_ADDR) */
|
|
#include <asm-offsets.h>
|
|
|
|
/* Sanity check CONFIG_BFIN_CPU */
|
|
#ifndef CONFIG_BFIN_CPU
|
|
# error CONFIG_BFIN_CPU: your board config needs to define this
|
|
#endif
|
|
|
|
#ifndef CONFIG_BFIN_SCRATCH_REG
|
|
# define CONFIG_BFIN_SCRATCH_REG retn
|
|
#endif
|
|
|
|
/* U-Boot wants this config name */
|
|
#define CONFIG_SYS_CACHELINE_SIZE L1_CACHE_BYTES
|
|
|
|
/* Make sure the structure is properly aligned */
|
|
#if ((CONFIG_SYS_GBL_DATA_ADDR & -4) != CONFIG_SYS_GBL_DATA_ADDR)
|
|
# error CONFIG_SYS_GBL_DATA_ADDR: must be 4 byte aligned
|
|
#endif
|
|
|
|
/* Set default CONFIG_VCO_HZ if need be */
|
|
#if !defined(CONFIG_VCO_HZ)
|
|
# if (CONFIG_CLKIN_HALF == 0)
|
|
# define CONFIG_VCO_HZ (CONFIG_CLKIN_HZ * CONFIG_VCO_MULT)
|
|
# else
|
|
# define CONFIG_VCO_HZ ((CONFIG_CLKIN_HZ * CONFIG_VCO_MULT) / 2)
|
|
# endif
|
|
#endif
|
|
|
|
/* Set default CONFIG_CCLK_HZ if need be */
|
|
#if !defined(CONFIG_CCLK_HZ)
|
|
# if (CONFIG_PLL_BYPASS == 0)
|
|
# define CONFIG_CCLK_HZ (CONFIG_VCO_HZ / CONFIG_CCLK_DIV)
|
|
# else
|
|
# define CONFIG_CCLK_HZ CONFIG_CLKIN_HZ
|
|
# endif
|
|
#endif
|
|
|
|
/* Set default CONFIG_SCLK_HZ if need be */
|
|
#if !defined(CONFIG_SCLK_HZ)
|
|
# if (CONFIG_PLL_BYPASS == 0)
|
|
# define CONFIG_SCLK_HZ (CONFIG_VCO_HZ / CONFIG_SCLK_DIV)
|
|
# else
|
|
# define CONFIG_SCLK_HZ CONFIG_CLKIN_HZ
|
|
# endif
|
|
#endif
|
|
|
|
/* Since we use these to program PLL registers directly,
|
|
* make sure the values are sane and won't screw us up.
|
|
*/
|
|
#if (CONFIG_VCO_MULT & 0x3F) != CONFIG_VCO_MULT
|
|
# error CONFIG_VCO_MULT: Invalid value: must fit in 6 bits (0 - 63)
|
|
#endif
|
|
#if (CONFIG_CLKIN_HALF & 0x1) != CONFIG_CLKIN_HALF
|
|
# error CONFIG_CLKIN_HALF: Invalid value: must be 0 or 1
|
|
#endif
|
|
#if (CONFIG_PLL_BYPASS & 0x1) != CONFIG_PLL_BYPASS
|
|
# error CONFIG_PLL_BYPASS: Invalid value: must be 0 or 1
|
|
#endif
|
|
|
|
/* If we are using KGDB, make sure we defer exceptions */
|
|
#ifdef CONFIG_CMD_KGDB
|
|
# define CONFIG_EXCEPTION_DEFER 1
|
|
#endif
|
|
|
|
/* Using L1 scratch pad makes sense for everyone by default. */
|
|
#ifndef CONFIG_LINUX_CMDLINE_ADDR
|
|
# define CONFIG_LINUX_CMDLINE_ADDR L1_SRAM_SCRATCH
|
|
#endif
|
|
#ifndef CONFIG_LINUX_CMDLINE_SIZE
|
|
# define CONFIG_LINUX_CMDLINE_SIZE L1_SRAM_SCRATCH_SIZE
|
|
#endif
|
|
|
|
/* Set default SPI flash CS to the one we boot from */
|
|
#if defined(CONFIG_ENV_IS_IN_SPI_FLASH) && !defined(CONFIG_ENV_SPI_CS)
|
|
# define CONFIG_ENV_SPI_CS BFIN_BOOT_SPI_SSEL
|
|
#endif
|
|
|
|
/* We need envcrc to embed the env into LDRs */
|
|
#ifdef CONFIG_ENV_IS_EMBEDDED_IN_LDR
|
|
# define CONFIG_BUILD_ENVCRC
|
|
#endif
|
|
|
|
/* Default/common Blackfin memory layout */
|
|
#ifndef CONFIG_SYS_SDRAM_BASE
|
|
# define CONFIG_SYS_SDRAM_BASE 0
|
|
#endif
|
|
#ifndef CONFIG_SYS_MAX_RAM_SIZE
|
|
# define CONFIG_SYS_MAX_RAM_SIZE (CONFIG_MEM_SIZE * 1024 * 1024)
|
|
#endif
|
|
#ifndef CONFIG_SYS_MONITOR_BASE
|
|
# if CONFIG_SYS_MAX_RAM_SIZE
|
|
# define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_MAX_RAM_SIZE - CONFIG_SYS_MONITOR_LEN)
|
|
# else
|
|
# define CONFIG_SYS_MONITOR_BASE 0
|
|
# endif
|
|
#endif
|
|
#ifndef CONFIG_SYS_MALLOC_BASE
|
|
# define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_MONITOR_BASE - CONFIG_SYS_MALLOC_LEN)
|
|
#endif
|
|
#ifndef CONFIG_STACKBASE
|
|
# define CONFIG_STACKBASE (CONFIG_SYS_MALLOC_BASE - 4)
|
|
#endif
|
|
#ifndef CONFIG_SYS_MEMTEST_START
|
|
# define CONFIG_SYS_MEMTEST_START 0
|
|
#endif
|
|
#ifndef CONFIG_SYS_MEMTEST_END
|
|
# define CONFIG_SYS_MEMTEST_END (CONFIG_STACKBASE - 8192 + 4)
|
|
#endif
|
|
#ifndef CONFIG_SYS_POST_WORD_ADDR
|
|
# define CONFIG_SYS_POST_WORD_ADDR (L1_DATA_B_SRAM + L1_DATA_B_SRAM_SIZE - 4)
|
|
#endif
|
|
|
|
/* Check to make sure everything fits in external RAM */
|
|
#if CONFIG_SYS_MAX_RAM_SIZE && \
|
|
((CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN) > CONFIG_SYS_MAX_RAM_SIZE)
|
|
# error Memory Map does not fit into configuration
|
|
#endif
|
|
|
|
/* Default/common Blackfin environment settings */
|
|
#ifndef CONFIG_LOADADDR
|
|
# define CONFIG_LOADADDR 0x1000000
|
|
#endif
|
|
#ifndef CONFIG_SYS_LOAD_ADDR
|
|
# define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR
|
|
#endif
|
|
#ifndef CONFIG_SYS_BOOTM_LEN
|
|
# define CONFIG_SYS_BOOTM_LEN 0x4000000
|
|
#endif
|
|
#ifndef CONFIG_SYS_PROMPT
|
|
# define CONFIG_SYS_PROMPT "bfin> "
|
|
#endif
|
|
#ifndef CONFIG_SYS_CBSIZE
|
|
# define CONFIG_SYS_CBSIZE 1024
|
|
#elif defined(CONFIG_CMD_KGDB) && CONFIG_SYS_CBSIZE < 1024
|
|
# error "kgdb needs cbsize to be >= 1024"
|
|
#endif
|
|
#ifndef CONFIG_SYS_BARGSIZE
|
|
# define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE
|
|
#endif
|
|
#ifndef CONFIG_SYS_PBSIZE
|
|
# define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
|
|
#endif
|
|
#ifndef CONFIG_SYS_MAXARGS
|
|
# define CONFIG_SYS_MAXARGS 16
|
|
#endif
|
|
|
|
/* Blackfin POST tests */
|
|
#ifdef CONFIG_POST_BSPEC1_GPIO_LEDS
|
|
# define CONFIG_POST_BSPEC1 \
|
|
{ \
|
|
"LED test", "led", "This test verifies LEDs on the board.", \
|
|
POST_MEM | POST_ALWAYS, &led_post_test, NULL, NULL, \
|
|
CONFIG_SYS_POST_BSPEC1, \
|
|
}
|
|
#endif
|
|
#ifdef CONFIG_POST_BSPEC2_GPIO_BUTTONS
|
|
# define CONFIG_POST_BSPEC2 \
|
|
{ \
|
|
"Button test", "button", "This test verifies buttons on the board.", \
|
|
POST_MEM | POST_ALWAYS, &button_post_test, NULL, NULL, \
|
|
CONFIG_SYS_POST_BSPEC2, \
|
|
}
|
|
#endif
|
|
|
|
#endif
|