linux-kernel - [PATCH 1/2] ARM: dts: qcom: msm8960: Add gsbi3 node

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Message-Id:
 <20240129-expressatt_mxt224s_touchscreen-v1-1-fb8552e1c32c@gmail.com>
Date: Mon, 29 Jan 2024 18:43:06 -0800
From: Rudraksha Gupta via B4 Relay <devnull+guptarud.gmail.com@...nel.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Rudraksha Gupta <guptarud@...il.com>
Subject: [PATCH 1/2] ARM: dts: qcom: msm8960: Add gsbi3 node

From: Rudraksha Gupta <guptarud@...il.com>

Copy gsbi3 node from qcom-apq8064.dtsi and set appropriate properties

Signed-off-by: Rudraksha Gupta <guptarud@...il.com>
---
 arch/arm/boot/dts/qcom/qcom-msm8960-pins.dtsi | 29 +++++++++++++++++++++++++++
 arch/arm/boot/dts/qcom/qcom-msm8960.dtsi      | 27 +++++++++++++++++++++++++
 2 files changed, 56 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960-pins.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8960-pins.dtsi
new file mode 100644
index 000000000000..c74c6625d276
--- /dev/null
+++ b/arch/arm/boot/dts/qcom/qcom-msm8960-pins.dtsi
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: GPL-2.0-only
+
+&msmgpio {
+	i2c3_pins: i2c3 {
+		mux {
+			pins = "gpio16", "gpio17";
+			function = "gsbi3";
+		};
+
+		pinconf {
+			pins = "gpio16", "gpio17";
+			drive-strength = <8>;
+			bias-disable;
+		};
+	};
+
+	i2c3_pins_sleep: i2c3_pins_sleep {
+		mux {
+			pins = "gpio16", "gpio17";
+			function = "gpio";
+		};
+
+		pinconf {
+			pins = "gpio16", "gpio17";
+			drive-strength = <2>;
+			bias-bus-hold;
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
index f420740e068e..62a5a9622e82 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8960.dtsi
@@ -359,5 +359,32 @@ usb_hs1_phy: phy {
 				};
 			};
 		};
+
+		gsbi3: gsbi@...00000 {
+			status = "disabled";
+			compatible = "qcom,gsbi-v1.0.0";
+			cell-index = <3>;
+			reg = <0x16200000 0x100>;
+			clocks = <&gcc GSBI3_H_CLK>;
+			clock-names = "iface";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges;
+			gsbi3_i2c: i2c@...80000 {
+				compatible = "qcom,i2c-qup-v1.1.1";
+				pinctrl-0 = <&i2c3_pins>;
+				pinctrl-1 = <&i2c3_pins_sleep>;
+				pinctrl-names = "default", "sleep";
+				reg = <0x16280000 0x1000>;
+				interrupts = <GIC_SPI 151 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&gcc GSBI3_QUP_CLK>,
+					 <&gcc GSBI3_H_CLK>;
+				clock-names = "core", "iface";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				status = "disabled";
+			};
+		};
 	};
 };
+#include "qcom-msm8960-pins.dtsi"

-- 
2.43.0