From: Dzmitry Sankouski <dsankouski@gmail.com>
Date: Tue, 25 Feb 2025 16:38:59 +0000 (+0300)
Subject: arm64: dts: qcom: sdm845-starqltechn: add display PMIC
X-Git-Tag: v6.16-rc1~97^2~20^2~115^2~84
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3a4600448befafe598f30d7e30aa89cef8226519;p=thirdparty%2Fkernel%2Fstable.git

arm64: dts: qcom: sdm845-starqltechn: add display PMIC

Add support for s2dos05 display / touchscreen PMIC

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Dzmitry Sankouski <dsankouski@gmail.com>
Link: https://lore.kernel.org/r/20250225-starqltechn_integration_upstream-v9-8-a5d80375cb66@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---

diff --git a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
index bd5c8b319ddfa..77abfadb4cc5b 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-samsung-starqltechn.dts
@@ -40,6 +40,9 @@
 			height = <2960>;
 			stride = <(1440 * 4)>;
 			format = "a8r8g8b8";
+			vci-supply = <&s2dos05_ldo4>;
+			vddr-supply = <&s2dos05_buck>;
+			vdd3-supply = <&s2dos05_ldo1>;
 		};
 	};
 
@@ -96,6 +99,66 @@
 		};
 	};
 
+	i2c21 {
+		compatible = "i2c-gpio";
+		sda-gpios = <&tlmm 127 GPIO_ACTIVE_HIGH>;
+		scl-gpios = <&tlmm 128 GPIO_ACTIVE_HIGH>;
+		i2c-gpio,delay-us = <2>;
+		pinctrl-0 = <&i2c21_sda_state &i2c21_scl_state>;
+		pinctrl-names = "default";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		pmic@60 {
+			compatible = "samsung,s2dos05";
+			reg = <0x60>;
+
+			regulators {
+				s2dos05_ldo1: ldo1 {
+					regulator-active-discharge = <1>;
+					regulator-enable-ramp-delay = <12000>;
+					regulator-min-microvolt = <1500000>;
+					regulator-max-microvolt = <2000000>;
+					regulator-name = "ldo1";
+				};
+
+				s2dos05_ldo2: ldo2 {
+					regulator-active-discharge = <1>;
+					regulator-boot-on;
+					regulator-enable-ramp-delay = <12000>;
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-name = "ldo2";
+				};
+
+				s2dos05_ldo3: ldo3 {
+					regulator-active-discharge = <1>;
+					regulator-boot-on;
+					regulator-enable-ramp-delay = <12000>;
+					regulator-min-microvolt = <3000000>;
+					regulator-max-microvolt = <3000000>;
+					regulator-name = "ldo3";
+				};
+
+				s2dos05_ldo4: ldo4 {
+					regulator-active-discharge = <1>;
+					regulator-enable-ramp-delay = <12000>;
+					regulator-min-microvolt = <2700000>;
+					regulator-max-microvolt = <3775000>;
+					regulator-name = "ldo4";
+				};
+
+				s2dos05_buck: buck {
+					regulator-active-discharge = <1>;
+					regulator-enable-ramp-delay = <12000>;
+					regulator-min-microvolt = <850000>;
+					regulator-max-microvolt = <2100000>;
+					regulator-name = "buck";
+				};
+			};
+		};
+	};
+
 	gpio-keys {
 		compatible = "gpio-keys";
 		autorepeat;
@@ -561,6 +624,20 @@
 	gpio-reserved-ranges = <27 4>, /* SPI (eSE - embedded Secure Element) */
 			       <85 4>; /* SPI (fingerprint reader) */
 
+	i2c21_sda_state: i2c21-sda-state {
+		pins = "gpio127";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
+	i2c21_scl_state: i2c21-scl-state {
+		pins = "gpio128";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+	};
+
 	motor_pwm_default_state: motor-pwm-active-state {
 		pins = "gpio57";
 		function = "gcc_gp1";