diff mbox series

[v4,4/5] arm64: dts: qcom: sm8450-hdk: Add LT9611uxc HDMI bridge

Message ID 20221207012803.114959-5-dmitry.baryshkov@linaro.org
State New
Headers show
Series arm64: dts: qcom: sm8450-hdk: enable HDMI output | expand

Commit Message

Dmitry Baryshkov Dec. 7, 2022, 1:28 a.m. UTC 
From: Vinod Koul <vkoul@kernel.org>

Add the LT9611uxc DSI-HDMI bridge and supplies

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8450-hdk.dts | 58 +++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
index 75b7aecb7d8e..4f345786352a 100644
--- a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
@@ -20,6 +20,28 @@  chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	lt9611_1v2: lt9611-vdd12-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "LT9611_1V2";
+
+		vin-supply = <&vph_pwr>;
+		regulator-min-microvolt = <1200000>;
+		regulator-max-microvolt = <1200000>;
+		gpio = <&tlmm 9 GPIO_ACTIVE_HIGH>;
+		enable-active-high;
+	};
+
+	lt9611_3v3: lt9611-3v3-regulator {
+		compatible = "regulator-fixed";
+		regulator-name = "LT9611_3V3";
+
+		vin-supply = <&vreg_bob>;
+		gpio = <&tlmm 109 GPIO_ACTIVE_HIGH>;
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		enable-active-high;
+	};
+
 	vph_pwr: vph-pwr-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vph_pwr";
@@ -353,6 +375,26 @@  &dispcc {
 	status = "okay";
 };
 
+&i2c9 {
+	clock-frequency = <400000>;
+	status = "okay";
+
+	lt9611_codec: hdmi-bridge@2b {
+		compatible = "lontium,lt9611uxc";
+		reg = <0x2b>;
+
+		interrupts-extended = <&tlmm 44 IRQ_TYPE_EDGE_FALLING>;
+
+		reset-gpios = <&tlmm 107 GPIO_ACTIVE_HIGH>;
+
+		vdd-supply = <&lt9611_1v2>;
+		vcc-supply = <&lt9611_3v3>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&lt9611_irq_pin &lt9611_rst_pin>;
+	};
+};
+
 &mdss {
 	status = "okay";
 };
@@ -416,6 +458,10 @@  &qupv3_id_0 {
 	status = "okay";
 };
 
+&qupv3_id_1 {
+	status = "okay";
+};
+
 &sdhc_2 {
 	cd-gpios = <&tlmm 92 GPIO_ACTIVE_HIGH>;
 	pinctrl-names = "default", "sleep";
@@ -431,6 +477,18 @@  &sdhc_2 {
 &tlmm {
 	gpio-reserved-ranges = <28 4>, <36 4>;
 
+	lt9611_irq_pin: lt9611-irq-state {
+		pins = "gpio44";
+		function = "gpio";
+		bias-disable;
+	};
+
+	lt9611_rst_pin: lt9611-rst-state {
+		pins = "gpio107";
+		function = "gpio";
+		output-high;
+	};
+
 	sdc2_card_det_n: sd-card-det-n-state {
 		pins = "gpio92";
 		function = "gpio";