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env: mmc: allow support of mmc_get_env_dev with OF_CONTROL

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Use the weak function mmc_get_env_dev in mmc_offset_try_partition
function to allow dynamic selection of mmc device to use
and no more use directly the define CONFIG_SYS_MMC_ENV_DEV.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
This commit is contained in:
Patrick Delaunay 2020-06-15 10:38:55 +02:00 committed by Tom Rini
parent acbf93b526
commit 2b2f727500
1 changed files with 12 additions and 6 deletions
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18
env/mmc.c vendored
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@ -24,14 +24,25 @@
DECLARE_GLOBAL_DATA_PTR;
#if !defined(CONFIG_SYS_MMC_ENV_DEV)
#define CONFIG_SYS_MMC_ENV_DEV 0
#endif
__weak int mmc_get_env_dev(void)
{
return CONFIG_SYS_MMC_ENV_DEV;
}
#if CONFIG_IS_ENABLED(OF_CONTROL)
static inline int mmc_offset_try_partition(const char *str, s64 *val)
{
struct disk_partition info;
struct blk_desc *desc;
int len, i, ret;
char dev_str[4];
ret = blk_get_device_by_str("mmc", STR(CONFIG_SYS_MMC_ENV_DEV), &desc);
snprintf(dev_str, sizeof(dev_str), "%d", mmc_get_env_dev());
ret = blk_get_device_by_str("mmc", dev_str, &desc);
if (ret < 0)
return (ret);
@ -114,11 +125,6 @@ __weak int mmc_get_env_addr(struct mmc *mmc, int copy, u32 *env_addr)
return 0;
}
__weak int mmc_get_env_dev(void)
{
return CONFIG_SYS_MMC_ENV_DEV;
}
#ifdef CONFIG_SYS_MMC_ENV_PART
__weak uint mmc_get_env_part(struct mmc *mmc)
{