[PATCH 7/7] arm64: dts: ti: k3-j784s4-evm: Remove HS400 mode support for eMMC
Judith Mendez
jm at ti.com
Thu Apr 11 15:52:57 PDT 2024
From: Udit Kumar <u-kumar1 at ti.com>
The eMMC fails to enumerate intermittently on HS400 mode. Also
observing multiple CQE recovery warnings.
Update the sdhci0 node to disable HS400.
Cc: Vignesh Raghavendra <vigneshr at ti.com>
Cc: Bhavya Kapoor <b-kapoor at ti.com>
Cc: Siddharth Vadapalli <s-vadapalli at ti.com>
Signed-off-by: Udit Kumar <u-kumar1 at ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr at ti.com>
[Judith: Reword commit]
Signed-off-by: Judith Mendez <jm at ti.com>
---
arch/arm64/boot/dts/ti/k3-j784s4-evm.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
index 81fd7afac8c57..04a241a91e6b8 100644
--- a/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j784s4-evm.dts
@@ -791,6 +791,7 @@ &main_sdhci0 {
non-removable;
ti,driver-strength-ohm = <50>;
disable-wp;
+ no-mmc-hs400;
};
&main_sdhci1 {
--
2.43.2
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