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Diffstat (limited to 'bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0024-mmc-mmc-Set-clock-when-reverting-to-safe-bus-mode.patch')
| -rw-r--r-- | bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0024-mmc-mmc-Set-clock-when-reverting-to-safe-bus-mode.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0024-mmc-mmc-Set-clock-when-reverting-to-safe-bus-mode.patch b/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0024-mmc-mmc-Set-clock-when-reverting-to-safe-bus-mode.patch new file mode 100644 index 00000000..3f695c74 --- /dev/null +++ b/bsp/meta-rcar/meta-rcar-gen3-adas/recipes-bsp/u-boot/u-boot/0024-mmc-mmc-Set-clock-when-reverting-to-safe-bus-mode.patch @@ -0,0 +1,29 @@ +From d299ca847ab26f76fcd49eb14aecff9ea37b1bc8 Mon Sep 17 00:00:00 2001 +From: Valentine Barshak <valentine.barshak@cogentembedded.com> +Date: Fri, 25 Oct 2019 01:06:46 +0300 +Subject: [PATCH] mmc: mmc: Set clock when reverting to safe bus mode + +Set MMC clock when reverting to safe bus mode and speed +in case current MMC mode fails. Otherwise, trying out +the other modes may fail as well. + +Signed-off-by: Valentine Barshak <valentine.barshak@cogentembedded.com> +--- + drivers/mmc/mmc.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c +index 0cecb10..b3f29ee 100644 +--- a/drivers/mmc/mmc.c ++++ b/drivers/mmc/mmc.c +@@ -2033,6 +2033,7 @@ error: + mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, + EXT_CSD_BUS_WIDTH, EXT_CSD_BUS_WIDTH_1); + mmc_select_mode(mmc, MMC_LEGACY); ++ mmc_set_clock(mmc, mmc->tran_speed, MMC_CLK_ENABLE); + mmc_set_bus_width(mmc, 1); + } + } +-- +2.7.4 + |