[PATCH 2/3] 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 ---

drivers/mmc/stm32_sdmmc2.c | 2 ++ 1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c index 3cfa5a66f1..e1240b0cf3 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;