[PATCH 5.9 178/391] arm64: dts: qcom: kitakami: Temporarily disable SDHCI1

From: Greg Kroah-Hartman
Date: Tue Nov 03 2020 - 16:53:10 EST


From: Konrad Dybcio <konradybcio@xxxxxxxxx>

[ Upstream commit e884fb6cc89dce1debeae33704edd7735a3d6d9c ]

There is an issue with Kitakami eMMCs dying when a quirk
isn't addressed. Until that happens, disable it.

Signed-off-by: Konrad Dybcio <konradybcio@xxxxxxxxx>
Link: https://lore.kernel.org/r/20200814154749.257837-1-konradybcio@xxxxxxxxx
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi b/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
index 4032b7478f044..791f254ac3f87 100644
--- a/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
@@ -221,7 +221,12 @@
};

&sdhc1 {
- status = "okay";
+ /* There is an issue with the eMMC causing permanent
+ * damage to the card if a quirk isn't addressed.
+ * Until it's fixed, disable the MMC so as not to brick
+ * devices.
+ */
+ status = "disabled";

/* Downstream pushes 2.95V to the sdhci device,
* but upstream driver REALLY wants to make vmmc 1.8v
--
2.27.0