lkml.org 
[lkml]   [2021]   [Sep]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v1 3/6] arm64: dts: imx8mq-librem5: wire up the wifi regulator
Date
From: Guido Günther <agx@sigxcpu.org>

Connect the wifi power regulator to the corresponding GPIO.

Signed-off-by: Guido Günther <agx@sigxcpu.org>
Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
---
arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi | 13 +++++++++++++
1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
index ba26c6ee98a0..b5562c8f9a3c 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5.dtsi
@@ -138,9 +138,15 @@ 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>;
+ regulator-always-on;
};

sound {
@@ -638,6 +644,13 @@ 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
\
 
 \ /
  Last update: 2021-09-13 16:01    [W:0.051 / U:2.972 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site