From: Yann Gautier Date: Tue, 13 Sep 2022 11:23:45 +0000 (+0200) Subject: mmc: stm32_sdmmc2: protect against unsupported modes X-Git-Tag: v2023.07~286^2~3 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=27fbce4326a4d2134791784e054c7acb62ee6761;p=platform%2Fkernel%2Fu-boot.git 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 Reviewed-by: Jaehoon Chung --- diff --git a/drivers/mmc/stm32_sdmmc2.c b/drivers/mmc/stm32_sdmmc2.c index 952d02f..d42262c 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;