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authorYann Gautier <yann.gautier@foss.st.com>2022-09-13 14:23:45 +0300
committerJaehoon Chung <jh80.chung@samsung.com>2022-10-24 12:02:07 +0300
commit27fbce4326a4d2134791784e054c7acb62ee6761 (patch)
tree90316aedd731d707bba9e9fe985bc724c99fea70 /drivers/mmc
parentbe1872982e425375a7da6ac75da946f9d15df405 (diff)
downloadu-boot-27fbce4326a4d2134791784e054c7acb62ee6761.tar.xz
mmc: stm32_sdmmc2: protect against unsupported modes
The UHS modes for SD, HS200 and HS400 modes for eMMC are not supported by the stm32_sdmmc2 driver. Make it clear by removing the corresponding caps after parsing the DT. Signed-off-by: Yann Gautier <yann.gautier@foss.st.com> Reviewed-by: Jaehoon Chung <jh80.chung@samsung.com>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/stm32_sdmmc2.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c
index 952d02f9b8..d42262c14f 100644
--- a/drivers/mmc/stm32_sdmmc2.c
+++ b/drivers/mmc/stm32_sdmmc2.c
@@ -675,6 +675,8 @@ static int stm32_sdmmc2_of_to_plat(struct udevice *dev)
if (ret)
return ret;
+ cfg->host_caps &= ~(UHS_CAPS | MMC_MODE_HS200 | MMC_MODE_HS400 | MMC_MODE_HS400_ES);
+
ret = clk_get_by_index(dev, 0, &plat->clk);
if (ret)
return ret;