[PATCH v1 4/6] arm64: dts: imx8mq-librem5: delay the startup of the SDIO
Martin Kepplinger
martin.kepplinger at puri.sm
Mon Sep 13 06:57:04 PDT 2021
From: Angus Ainslie <angus at akkea.ca>
The redpine wifi card takes some time to wake up. Wait for it.
Signed-off-by: Angus Ainslie <angus at akkea.ca>
Signed-off-by: Martin Kepplinger <martin.kepplinger at puri.sm>
---
arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index b5562c8f9a3c..e5fdb50557f2 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -1213,6 +1213,7 @@ &usdhc2 {
pinctrl-2 = <&pinctrl_usdhc2_200mhz>;
bus-width = <4>;
vmmc-supply = <®_wifi_3v3>;
+ post-power-on-delay-ms = <1000>;
cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
disable-wp;
cap-sdio-irq;
--
2.30.2
More information about the linux-arm-kernel
mailing list