From cb274c28c8e72fbf1e4c6cd41833442fd3f1a3db Mon Sep 17 00:00:00 2001 From: Guillaume GARDET Date: Thu, 16 Nov 2017 13:20:12 +0100 Subject: [PATCH] Fix MMC1 (external SD slot) on Samsung Snow (Chromebook ARM) --- drivers/mmc/dw_mmc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c index 23f642980b..a6a0934eef 100644 --- a/drivers/mmc/dw_mmc.c +++ b/drivers/mmc/dw_mmc.c @@ -508,7 +508,8 @@ void dwmci_setup_cfg(struct mmc_config *cfg, struct dwmci_host *host, cfg->host_caps |= MMC_MODE_4BIT; cfg->host_caps &= ~MMC_MODE_8BIT; } - cfg->host_caps |= MMC_MODE_HS | MMC_MODE_HS_52MHz; + /* MMC_MODE_HS_52MHz is broken (at least) on Samsung Snow, so disbale it for now */ + cfg->host_caps |= MMC_MODE_HS; cfg->b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT; }