[PATCH] arm64: dts: imx8mm-beacon: add more pinctrl states for usdhc1

Adam Ford aford173 at gmail.com
Sun Jan 10 06:38:26 EST 2021


The WiFi chip is capable of communication at SDR104 speeds.
Enable 100Mhz and 200MHz pinmux to support this.

Signed-off-by: Adam Ford <aford173 at gmail.com>

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
index d897913537ca..988f8ab679ad 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-beacon-som.dtsi
@@ -256,8 +256,10 @@ bluetooth {
 &usdhc1 {
 	#address-cells = <1>;
 	#size-cells = <0>;
-	pinctrl-names = "default";
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
 	pinctrl-0 = <&pinctrl_usdhc1>;
+	pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
 	bus-width = <4>;
 	non-removable;
 	cap-power-off-card;
-- 
2.25.1




More information about the linux-arm-kernel mailing list