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at91: Choose environment variables location within make config target

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This patch adds the possiblity to choose the media where the environment will
be located. This allow to choose this fundamental configuration without editing
config files.

Documentation file added.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Stelian Pop <stelian@popies.net>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
This commit is contained in:
Nicolas Ferre
2008-12-06 13:11:14 +01:00
committed by Jean-Christophe PLAGNIOL-VILLARD
parent 90665e3d97
commit 89a7a87f08
6 changed files with 153 additions and 18 deletions
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4
include/configs/at91sam9260ek.h
View File

@@ -131,10 +131,6 @@
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END 0x23e00000
#undef CONFIG_SYS_USE_DATAFLASH_CS0
#define CONFIG_SYS_USE_DATAFLASH_CS1 1
#undef CONFIG_SYS_USE_NANDFLASH
#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
/* bootstrap + u-boot + env + linux in dataflash on CS0 */

19
include/configs/at91sam9261ek.h
View File

@@ -144,15 +144,12 @@
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END 0x23e00000
#define CONFIG_SYS_USE_DATAFLASH_CS0 1
#undef CONFIG_SYS_USE_NANDFLASH
#ifdef CONFIG_SYS_USE_DATAFLASH_CS0
/* bootstrap + u-boot + env + linux in dataflash on CS0 */
#define CONFIG_ENV_IS_IN_DATAFLASH 1
#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + 0x8400)
#define CONFIG_ENV_OFFSET 0x4200
#define CONFIG_ENV_OFFSET 0x4200
#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS0 + CONFIG_ENV_OFFSET)
#define CONFIG_ENV_SIZE 0x4200
#define CONFIG_BOOTCOMMAND "cp.b 0xC0042000 0x22000000 0x210000; bootm"
@@ -161,6 +158,20 @@
"mtdparts=at91_nand:-(root) " \
"rw rootfstype=jffs2"
#elif CONFIG_SYS_USE_DATAFLASH_CS3
/* bootstrap + u-boot + env + linux in dataflash on CS3 */
#define CONFIG_ENV_IS_IN_DATAFLASH 1
#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + 0x8400)
#define CONFIG_ENV_OFFSET 0x4200
#define CONFIG_ENV_ADDR (CONFIG_SYS_DATAFLASH_LOGIC_ADDR_CS3 + CONFIG_ENV_OFFSET)
#define CONFIG_ENV_SIZE 0x4200
#define CONFIG_BOOTCOMMAND "cp.b 0xD0042000 0x22000000 0x210000; bootm"
#define CONFIG_BOOTARGS "console=ttyS0,115200 " \
"root=/dev/mtdblock0 " \
"mtdparts=at91_nand:-(root) " \
"rw rootfstype=jffs2"
#else /* CONFIG_SYS_USE_NANDFLASH */
/* bootstrap + u-boot + env + linux in nandflash */

3
include/configs/at91sam9263ek.h
View File

@@ -151,9 +151,6 @@
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END 0x23e00000
#define CONFIG_SYS_USE_DATAFLASH 1
#undef CONFIG_SYS_USE_NANDFLASH
#ifdef CONFIG_SYS_USE_DATAFLASH
/* bootstrap + u-boot + env + linux in dataflash on CS0 */

3
include/configs/at91sam9rlek.h
View File

@@ -118,9 +118,6 @@
#define CONFIG_SYS_MEMTEST_START PHYS_SDRAM
#define CONFIG_SYS_MEMTEST_END 0x23e00000
#define CONFIG_SYS_USE_DATAFLASH 1
#undef CONFIG_SYS_USE_NANDFLASH
#ifdef CONFIG_SYS_USE_DATAFLASH
/* bootstrap + u-boot + env + linux in dataflash on CS0 */