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ppc: P2020RDB: add environment partition support 

Add an environment partition and support commands so that the system
configuration can be permanent.

Signed-off-by: Renaud Barbier <renaud.barbier@ge.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Renaud Barbier 2014-04-02 15:18:41 +01:00 committed by Sascha Hauer
parent 18156665c0
commit 3e445eb1c7
4 changed files with 29 additions and 5 deletions
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2
arch/ppc/boards/freescale-p2020rdb/env/bin/init vendored Normal file
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@ -0,0 +1,2 @@
#!/bin/sh
source /env/config

2
arch/ppc/boards/freescale-p2020rdb/env/config vendored Normal file
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@ -0,0 +1,2 @@
#!/bin/sh
export bootargs="root=/dev/nfs rw ip=bootp"

9
arch/ppc/boards/freescale-p2020rdb/p2020rdb.c
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@ -83,7 +83,10 @@ struct i2c_platform_data i2cplat = {
static int devices_init(void)
{
add_cfi_flash_device(DEVICE_ID_DYNAMIC, CFG_FLASH_BASE, 16 << 20, 0);
devfs_add_partition("nor0", 0xf60000, 0x8000, DEVFS_PARTITION_FIXED,
"env0");
devfs_add_partition("nor0", 0xf80000, 0x80000, DEVFS_PARTITION_FIXED,
"self0");
add_generic_device("i2c-fsl", 0, NULL, I2C1_BASE_ADDR,
0x100, IORESOURCE_MEM, &i2cplat);
add_generic_device("i2c-fsl", 1, NULL, I2C2_BASE_ADDR,
@ -92,8 +95,6 @@ static int devices_init(void)
fsl_eth_init(2, &gfar_info[0]);
fsl_eth_init(3, &gfar_info[1]);
devfs_add_partition("nor0", 0xf80000, 0x80000, DEVFS_PARTITION_FIXED,
"self0");
return 0;
}
@ -106,7 +107,7 @@ static struct NS16550_plat serial_plat = {
static int p2020_console_init(void)
{
barebox_set_model("Freescale P2020 RDB");
barebox_set_model("Freescale P2020RDB");
barebox_set_hostname("p2020rdb");
serial_plat.clock = fsl_get_bus_freq(0);

21
arch/ppc/configs/p2020rdb_defconfig
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@ -6,10 +6,25 @@ CONFIG_GLOB=y
CONFIG_CMDLINE_EDITING=y
CONFIG_AUTO_COMPLETE=y
CONFIG_CMD_SLEEP=y
CONFIG_CMD_PARTITION=y
CONFIG_CMD_BOOTM_ZLIB=y
CONFIG_CMD_BOOTM_BZLIB=y
CONFIG_ZLIB=y
CONFIG_BZLIB=y
CONFIG_CMD_EDIT=y
CONFIG_CMD_EXPORT=y
CONFIG_CMD_FLASH=y
CONFIG_CMD_RESET=y
CONFIG_CMD_GO=y
CONFIG_DEFAULT_ENVIRONMENT_GENERIC=n
CONFIG_DEFAULT_ENVIRONMENT_PATH="arch/ppc/boards/freescale-p2020rdb/env/"
CONFIG_CMD_LOADENV=y
CONFIG_CMD_PRINTENV=y
CONFIG_CMD_SAVEENV=y
CONFIG_CMD_READLINK=y
CONFIG_FSL_ELBC=y
CONFIG_CMD_TIMEOUT=y
CONFIG_CMD_UNCOMPRESS=y
CONFIG_DRIVER_CFI=y
CONFIG_DRIVER_CFI_AMD=y
CONFIG_DRIVER_CFI_INTEL=n
@ -17,7 +32,7 @@ CONFIG_DRIVER_CFI_BANK_WIDTH_1=n
CONFIG_DRIVER_CFI_BANK_WIDTH_2=y
CONFIG_DRIVER_CFI_BANK_WIDTH_4=n
CONFIG_MTD=y
CONFIG_MALLOC_SIZE=0x200000
CONFIG_MALLOC_SIZE=0x2800000
CONFIG_BAUDRATE=115200
CONFIG_DRIVER_SERIAL_NS16550=y
CONFIG_RELOCATABLE=y
@ -34,3 +49,7 @@ CONFIG_CMD_I2C=y
CONFIG_CMD_MIITOOL=y
CONFIG_CMD_MEMTEST=y
CONFIG_CMD_IOMEM=y
CONFIG_CMD_VERSION=n
CONFIG_OFTREE=y
CONFIG_CMD_OFTREE_PROBE=y
CONFIG_CMD_OFTREE=y