2021-10-05 13:51:33

by Martin Kepplinger

Subject: [PATCH v2 3/7] arm64: dts: imx8mq-librem5: wire up the wifi regulator

From: Guido Günther <[email protected]>

Connect the wifi power regulator to the corresponding GPIO.

Signed-off-by: Guido Günther <[email protected]>
Signed-off-by: Martin Kepplinger <[email protected]>
---
arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index 95bbaa108805..9a309b1d0a90 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -138,9 +138,14 @@ reg_vsys_3v4: regulator-vsys-3v4 {

reg_wifi_3v3: regulator-wifi-3v3 {
compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wifi_pwr>;
regulator-name = "3V3_WIFI";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
+ gpio = <&gpio3 10 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ vin-supply = <&reg_vdd_3v3>;
};

sound {
@@ -638,6 +643,13 @@ MX8MQ_IOMUXC_SD2_RESET_B_USDHC2_RESET_B 0xc1
>;
};

+ pinctrl_wifi_pwr: wifipwrgrp {
+ fsl,pins = <
+ /* WIFI3V3_EN */
+ MX8MQ_IOMUXC_NAND_DATA04_GPIO3_IO10 0x83
+ >;
+ };
+
pinctrl_wdog: wdoggrp {
fsl,pins = <
/* nWDOG */
--
2.30.2