| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.2 097/143] mmc: sdhci-sprd: add SDHCI_QUIRK2_PRESET_VALUE_BROKEN | Date | Wed, 4 Sep 2019 19:54:00 +0200 |
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From: Chunyan Zhang <chunyan.zhang@unisoc.com>
commit 6a526f66ab1494b63c71cd6639d9d96fd7216add upstream.
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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/mmc/host/sdhci-sprd.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/mmc/host/sdhci-sprd.c +++ b/drivers/mmc/host/sdhci-sprd.c @@ -321,7 +321,8 @@ static void sdhci_sprd_request(struct mm 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, };
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