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sniper: OMAP3 reboot mode support

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This adds support for the omap3 reboot mode mechanism and exports the reboot
mode via an environment variable, that is used in the boot command to make it
possible to boot from the recovery partition.

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Paul Kocialkowski 2015-07-20 15:17:12 +02:00 committed by Tom Rini
parent 0257930ba0
commit 957efd4b57
2 changed files with 21 additions and 0 deletions
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18
board/lge/sniper/sniper.c
View File

@ -9,6 +9,7 @@
#include <config.h>
#include <common.h>
#include <dm.h>
#include <linux/ctype.h>
#include <asm/arch/mmc_host_def.h>
#include <asm/arch/sys_proto.h>
#include <asm/arch/mem.h>
@ -67,6 +68,23 @@ int board_init(void)
return 0;
}
int misc_init_r(void)
{
char reboot_mode[2] = { 0 };
/* Reboot mode */
reboot_mode[0] = omap_reboot_mode();
if (reboot_mode[0] > 0 && isascii(reboot_mode[0])) {
if (!getenv("reboot-mode"))
setenv("reboot-mode", (char *)reboot_mode);
omap_reboot_mode_clear();
}
return 0;
}
void set_muxconf_regs(void)
{
MUX_SNIPER();

3
include/configs/sniper.h
View File

@ -35,6 +35,7 @@
*/
#define CONFIG_SYS_GENERIC_BOARD
#define CONFIG_MISC_INIT_R
/*
* Clocks
@ -251,6 +252,8 @@
#define CONFIG_BOOTCOMMAND \
"setenv boot_mmc_part ${kernel_mmc_part}; " \
"if test reboot-${reboot-mode} = reboot-r; then " \
"echo recovery; setenv boot_mmc_part ${recovery_mmc_part}; fi; " \
"part start mmc ${boot_mmc_dev} ${boot_mmc_part} boot_mmc_start; " \
"part size mmc ${boot_mmc_dev} ${boot_mmc_part} boot_mmc_size; " \
"mmc dev ${boot_mmc_dev}; " \