[PATCH 3/3] ARM: dts: imx6: pbab01: Set vmmc supply for both SD interfaces

Stefan Riedmueller s.riedmueller at phytec.de
Mon Mar 29 12:28:19 BST 2021


Setting the vmmc supplies is crucial since otherwise the supplying
regulators get disabled and the SD interfaces are no longer powered
which leads to system failures if the system is booted from that SD
interface.

Signed-off-by: Stefan Riedmueller <s.riedmueller at phytec.de>
---
 arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
index 995e99952aca..3ab12aa2a615 100644
--- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi
@@ -433,6 +433,7 @@ &usdhc2 {
 	pinctrl-0 = <&pinctrl_usdhc2>;
 	cd-gpios = <&gpio1 4 GPIO_ACTIVE_LOW>;
 	wp-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
+	vmmc-supply = <&vdd_sd1_reg>;
 	status = "disabled";
 };
 
@@ -442,5 +443,6 @@ &usdhc3 {
 		     &pinctrl_usdhc3_cdwp>;
 	cd-gpios = <&gpio1 27 GPIO_ACTIVE_LOW>;
 	wp-gpios = <&gpio1 29 GPIO_ACTIVE_HIGH>;
+	vmmc-supply = <&vdd_sd0_reg>;
 	status = "disabled";
 };
-- 
2.25.1




More information about the linux-arm-kernel mailing list