Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit c3cf4e05 authored by Yuanyuan Liu's avatar Yuanyuan Liu Committed by Gerrit - the friendly Code Review server
Browse files

ARM: dts: msm: Properly configure GPIO 54 53 



In MSM8992 platform, GPIO 54 is connected to the bootstrap pin
of WLAN hardware. It needs to be properly configured, otherwise
WLAN hardware won't bootup.
GPIO 53 needs to be pull high in order for WLAN hardware to sleep.

CRs-Fixed: 779885
Change-Id: I4d3a3d3cb9c8f9cc9f75316a16138fadd1344ec8
Signed-off-by: default avatarYuanyuan Liu <yuanliu@codeaurora.org>
parent e32562d8

arch/arm/boot/dts/qcom/msm8992-pinctrl.dtsi

+2 −2
Original line number Diff line number Diff line
@@ -793,8 +793,8 @@ 
		};



		cnss_pins {

			qcom,pins = <&gp 112>, <&gp 113>;

			qcom,num-grp-pins = <2>;

			qcom,pins = <&gp 112>, <&gp 54>, <&gp 53>, <&gp 113>;

			qcom,num-grp-pins = <4>;

			qcom,pin-func = <0>;

			label = "cnss_pins";

			cnss_default: default {

arch/arm/boot/dts/qcom/msm8992.dtsi

+3 −1
Original line number Diff line number Diff line
@@ -1035,7 +1035,9 @@ 


	qcom,cnss {

		compatible = "qcom,cnss";

		wlan-bootstrap-gpio = <&msm_gpio 112 0>;

		wlan-bootstrap-gpio = <&msm_gpio 112 0>,

				      <&msm_gpio 54 0>,

				      <&msm_gpio 53 0>;

		wlan-en-gpio = <&msm_gpio 113 0>;

		vdd-wlan-supply = <&wlan_vreg>;

		vdd-wlan-io-supply = <&pm8994_s4>;