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Message-ID: <20241016202253.9677-2-alex.vinarskis@gmail.com>
Date: Wed, 16 Oct 2024 22:15:48 +0200
From: Aleksandrs Vinarskis <alex.vinarskis@...il.com>
To: Bjorn Andersson <andersson@...nel.org>,
linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Konrad Dybcio <konradybcio@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Bryan.Kemp@...l.com,
tudor.laurentiu.oss@...il.com,
tephan.gerhold@...aro.org,
johan+linaro@...nel.org,
Aleksandrs Vinarskis <alex.vinarskis@...il.com>
Subject: [PATCH v1 1/2] arm64: dts: qcom: x1e80100-dell-xps13-9345: route edp-panel enable gpio
tlmm 74 was experimentally found to be panel enable pin, which shall be
high for panel (both low-res IPS, OLED) to work. Define it as such.
Signed-off-by: Aleksandrs Vinarskis <alex.vinarskis@...il.com>
---
.../arm64/boot/dts/qcom/x1e80100-dell-xps13-9345.dts | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/qcom/x1e80100-dell-xps13-9345.dts b/arch/arm64/boot/dts/qcom/x1e80100-dell-xps13-9345.dts
index 6f78b61f8da3..93d90209060c 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100-dell-xps13-9345.dts
+++ b/arch/arm64/boot/dts/qcom/x1e80100-dell-xps13-9345.dts
@@ -560,10 +560,13 @@ &mdss_dp3 {
aux-bus {
panel {
- /* 1920x1200 IPS panel is SHP1593, PNP09FF compatible */
compatible = "edp-panel";
+ enable-gpios = <&tlmm 74 GPIO_ACTIVE_HIGH>;
power-supply = <&vreg_edp_3p3>;
+ pinctrl-0 = <&edp_bl_en>;
+ pinctrl-names = "default";
+
port {
edp_panel_in: endpoint {
remote-endpoint = <&mdss_dp3_out>;
@@ -677,6 +680,13 @@ cam_indicator_en: cam-indicator-en-state {
bias-disable;
};
+ edp_bl_en: edp-bl-en-state {
+ pins = "gpio74";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-disable;
+ };
+
edp_reg_en: edp-reg-en-state {
pins = "gpio70";
function = "gpio";
--
2.45.2
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