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mmc: stm32_sdmmc2: protect against unsupported modes

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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>
This commit is contained in:
Yann Gautier 2022-09-13 13:23:45 +02:00 committed by Jaehoon Chung
parent be1872982e
commit 27fbce4326
1 changed files with 2 additions and 0 deletions
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2
drivers/mmc/stm32_sdmmc2.c
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@ -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;