[PATCH v2 7/7] arm64: dts: qcom: sdm845-oneplus: Implement panel sleep pinctrl

David Heidelberg via B4 Relay posted 7 patches 4 months ago
There is a newer version of this series
[PATCH v2 7/7] arm64: dts: qcom: sdm845-oneplus: Implement panel sleep pinctrl
Posted by David Heidelberg via B4 Relay 4 months ago
From: David Heidelberg <david@ixit.cz>

We can DSI pin from 8mA to 2mA while suspend, do it.

In theory, should give us extra 2 hours of idle battery life.

Signed-off-by: David Heidelberg <david@ixit.cz>
---
 .../arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 26 +++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
index c216369fae237..fa538b37ef25b 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
@@ -463,8 +463,9 @@ display_panel: panel@0 {
 		te-gpios = <&tlmm 30 GPIO_ACTIVE_HIGH>;
 		reset-gpios = <&tlmm 6 GPIO_ACTIVE_LOW>;
 
-		pinctrl-names = "default";
+		pinctrl-names = "default", "sleep";
 		pinctrl-0 = <&panel_default>;
+		pinctrl-1 = <&panel_sleep>;
 
 		port {
 			panel_in: endpoint {
@@ -871,6 +872,29 @@ te-pins {
 		};
 	};
 
+	panel_sleep: panel-sleep-state {
+		esd-pins {
+			pins = "gpio30";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-down;
+		};
+
+		reset-pins {
+			pins = "gpio6";
+			function = "gpio";
+			drive-strength = <2>;
+			bias-pull-down;
+		};
+
+		te-pins {
+			pins = "gpio10";
+			function = "mdp_vsync";
+			drive-strength = <2>;
+			bias-disable;
+		};
+	};
+
 	tri_state_key_default: tri-state-key-default-state {
 		pins = "gpio40", "gpio42", "gpio26";
 		function = "gpio";

-- 
2.51.0