diff mbox series

[v1,1/2] arm64: dts: freescale: imx8mm-verdin: Fix SD regulator startup delay

Message ID 20241024130651.49718-2-francesco@dolcini.it (mailing list archive)
State New
Headers show
Series arm64: dts: freescale: imx8m[mp]-verdin: Fix SD regulator startup delay | expand

Commit Message

Francesco Dolcini Oct. 24, 2024, 1:06 p.m. UTC 
From: Francesco Dolcini <francesco.dolcini@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: 6a57f224f734 ("arm64: dts: freescale: add initial support for verdin imx8m mini")
Cc: <stable@vger.kernel.org>
Signed-off-by: Francesco Dolcini <francesco.dolcini@toradex.com>
---
 arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
index c20c2da17524..01042c1e9e7d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
@@ -162,7 +162,7 @@  reg_usdhc2_vmmc: regulator-usdhc2 {
 		regulator-max-microvolt = <3300000>;
 		regulator-min-microvolt = <3300000>;
 		regulator-name = "+V3.3_SD";
-		startup-delay-us = <2000>;
+		startup-delay-us = <20000>;
 	};
 
 	reserved-memory {