linux-kernel - [PATCH 1/3] arm64: dts: qcom: sa8775p: add the i2c node for sa8775p-ride

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Message-Id: <20230214155715.451130-2-brgl@bgdev.pl>
Date:   Tue, 14 Feb 2023 16:57:13 +0100
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
Subject: [PATCH 1/3] arm64: dts: qcom: sa8775p: add the i2c node for sa8775p-ride

From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>

Add the i2c node for the interface exposed on the sa8775p-ride board.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
---
 arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 19 +++++++++++++
 arch/arm64/boot/dts/qcom/sa8775p.dtsi     | 34 +++++++++++++++++++++++
 2 files changed, 53 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
index 3adf7349f4e5..5fdce8279537 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
+++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
@@ -13,6 +13,7 @@ / {
 
 	aliases {
 		serial0 = &uart10;
+		i2c18 = &i2c18;
 	};
 
 	chosen {
@@ -20,10 +21,21 @@ chosen {
 	};
 };
 
+&i2c18 {
+	clock-frequency = <400000>;
+	pinctrl-0 = <&qup_i2c18_default>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
 &qupv3_id_1 {
 	status = "okay";
 };
 
+&qupv3_id_2 {
+	status = "okay";
+};
+
 &sleep_clk {
 	clock-frequency = <32764>;
 };
@@ -33,6 +45,13 @@ qup_uart10_default: qup-uart10-state {
 		pins = "gpio46", "gpio47";
 		function = "qup1_se3";
 	};
+
+	qup_i2c18_default: qup-i2c18-state {
+		pins = "gpio95", "gpio96";
+		function = "qup2_se4";
+		drive-strength = <2>;
+		bias-pull-up;
+	};
 };
 
 &uart10 {
diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index 565c1376073e..82582825f92a 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -491,6 +491,40 @@ &clk_virt SLAVE_QUP_CORE_1 0>,
 			};
 		};
 
+		qupv3_id_2: geniqup@...000 {
+			compatible = "qcom,geni-se-qup";
+			reg = <0x0 0x8c0000 0x0 0x6000>;
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges;
+			clock-names = "m-ahb", "s-ahb";
+			clocks = <&gcc GCC_QUPV3_WRAP_2_M_AHB_CLK>,
+				 <&gcc GCC_QUPV3_WRAP_2_S_AHB_CLK>;
+			iommus = <&apps_smmu 0x5a3 0x0>;
+			status = "disabled";
+
+			i2c18: i2c@...000 {
+				compatible = "qcom,geni-i2c";
+				reg = <0x0 0x890000 0x0 0x4000>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				interrupts = <GIC_SPI 586 IRQ_TYPE_LEVEL_HIGH>;
+				clock-names = "se";
+				clocks = <&gcc GCC_QUPV3_WRAP2_S4_CLK>;
+				interconnects = <&clk_virt MASTER_QUP_CORE_2 0
+						 &clk_virt SLAVE_QUP_CORE_2 0>,
+						<&gem_noc MASTER_APPSS_PROC 0
+						 &config_noc SLAVE_QUP_2 0>,
+						<&aggre2_noc MASTER_QUP_2 0
+						 &mc_virt SLAVE_EBI1 0>;
+				interconnect-names = "qup-core",
+						     "qup-config",
+						     "qup-memory";
+				power-domains = <&rpmhpd SA8775P_CX>;
+				status = "disabled";
+			};
+		};
+
 		intc: interrupt-controller@...00000 {
 			compatible = "arm,gic-v3";
 			reg = <0x0 0x17a00000 0x0 0x10000>,     /* GICD */
-- 
2.37.2