[PATCH v1] arm64: dts: ti: k3-am62-verdin: Fix SD regulator startup delay

From: Francesco Dolcini
Date: Thu Oct 24 2024 - 09:18:04 EST


From: Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx>

The power switch used to power the SD card interface might have
more than 2ms turn-on time, increase the startup delay to 20ms to
prevent failures.

Fixes: 316b80246b16 ("arm64: dts: ti: add verdin am62")
Cc: <stable@xxxxxxxxxxxxxxx>
Signed-off-by: Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx>
---
arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
index 5bef31b8577b..f0eac05f7483 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
@@ -160,7 +160,7 @@ reg_sdhc1_vmmc: regulator-sdhci1 {
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
regulator-name = "+V3.3_SD";
- startup-delay-us = <2000>;
+ startup-delay-us = <20000>;
};

reg_sdhc1_vqmmc: regulator-sdhci1-vqmmc {
--
2.39.5