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authorChunyan Zhang <chunyan.zhang@unisoc.com>2019-08-28 10:17:34 +0800
committerUlf Hansson <ulf.hansson@linaro.org>2019-08-30 09:17:53 +0200
commit6a526f66ab1494b63c71cd6639d9d96fd7216add (patch)
treec6b73bc23715f4521938af2694497e3a26b041a8 /drivers
parent4eae8cbdff942a423926486be4e781a77d619966 (diff)
downloadlinux-6a526f66ab1494b63c71cd6639d9d96fd7216add.tar.bz2
mmc: sdhci-sprd: add SDHCI_QUIRK2_PRESET_VALUE_BROKEN
The bit of PRESET_VAL_ENABLE in HOST_CONTROL2 register is reserved on sprd's sd host controller, set quirk2 to disable configuring this. Fixes: fb8bd90f83c4 ("mmc: sdhci-sprd: Add Spreadtrum's initial host controller") Signed-off-by: Chunyan Zhang <chunyan.zhang@unisoc.com> Signed-off-by: Chunyan Zhang <zhang.lyra@gmail.com> Reviewed-by: Baolin Wang <baolin.wang@linaro.org> Tested-by: Baolin Wang <baolin.wang@linaro.org> Cc: stable@vger.kernel.org Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/sdhci-sprd.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c
index ddc048e72385..130b75d37966 100644
--- a/drivers/mmc/host/sdhci-sprd.c
+++ b/drivers/mmc/host/sdhci-sprd.c
@@ -510,7 +510,8 @@ static void sdhci_sprd_phy_param_parse(struct sdhci_sprd_host *sprd_host,
static const struct sdhci_pltfm_data sdhci_sprd_pdata = {
.quirks = SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK,
.quirks2 = SDHCI_QUIRK2_BROKEN_HS200 |
- SDHCI_QUIRK2_USE_32BIT_BLK_CNT,
+ SDHCI_QUIRK2_USE_32BIT_BLK_CNT |
+ SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
.ops = &sdhci_sprd_ops,
};