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smdk5420: board: add functions to init dfu environment settings

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This commit extends SMDK5420 board's file by adding functions:
- get_dfu_alt_system()
- get_dfu_alt_boot()

This allows setting the DFU environment by function set_dfu_alt_info()
from: board/samsung/common/misc.c

Signed-off-by: Inha Song <ideal.song@samsung.com>
Cc: Akshay Saraswat <akshay.s@samsung.com>
Cc: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Inha Song 2015-05-22 18:14:25 +02:00 committed by Lukasz Majewski
parent 302a7d0006
commit cac178781d
1 changed files with 30 additions and 0 deletions
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30
board/samsung/smdk5420/smdk5420.c
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@ -19,6 +19,7 @@
#include <power/tps65090_pmic.h>
#include <i2c.h>
#include <lcd.h>
#include <mmc.h>
#include <parade.h>
#include <spi.h>
#include <usb.h>
@ -111,3 +112,32 @@ int board_usb_init(int index, enum usb_init_type init)
return dwc3_uboot_init(&dwc3_device_data);
}
#endif
#ifdef CONFIG_SET_DFU_ALT_INFO
char *get_dfu_alt_system(char *interface, char *devstr)
{
return getenv("dfu_alt_system");
}
char *get_dfu_alt_boot(char *interface, char *devstr)
{
struct mmc *mmc;
char *alt_boot;
int dev_num;
dev_num = simple_strtoul(devstr, NULL, 10);
mmc = find_mmc_device(dev_num);
if (!mmc)
return NULL;
if (mmc_init(mmc))
return NULL;
if (IS_SD(mmc))
alt_boot = CONFIG_DFU_ALT_BOOT_SD;
else
alt_boot = CONFIG_DFU_ALT_BOOT_EMMC;
return alt_boot;
}
#endif