[PATCH v1] arm64: dts: ti: am62p-verdin: Fix SD regulator startup delay
Francesco Dolcini
francesco at dolcini.it
Tue Dec 9 00:41:25 PST 2025
From: Francesco Dolcini <francesco.dolcini at toradex.com>
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: 87f95ea316ac ("arm64: dts: ti: Add Toradex Verdin AM62P")
Cc: stable at vger.kernel.org
Signed-off-by: Francesco Dolcini <francesco.dolcini at toradex.com>
---
arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi
index 5e050cbb9eaf..ec9dd931fe92 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p-verdin.dtsi
@@ -112,7 +112,7 @@ reg_sd1_vmmc: regulator-sdhci1-vmmc {
regulator-max-microvolt = <3300000>;
regulator-min-microvolt = <3300000>;
regulator-name = "+V3.3_SD";
- startup-delay-us = <2000>;
+ startup-delay-us = <20000>;
};
reg_sd1_vqmmc: regulator-sdhci1-vqmmc {
--
2.47.3
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