linux-kernel - [PATCH v1 6/6] ARM: dts: qcom: msm8974: Add CCI bus

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Date:   Sun,  2 Oct 2022 15:28:58 +0300
From:   Matti Lehtimäki <matti.lehtimaki@...il.com>
To:     linux-arm-msm@...r.kernel.org
Cc:     ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org,
        Luca Weiss <luca@...tu.xyz>,
        Matti Lehtimäki <matti.lehtimaki@...il.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...ainline.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v1 6/6] ARM: dts: qcom: msm8974: Add CCI bus

From: Luca Weiss <luca@...tu.xyz>

Add a node for the Camera Control Interface I2C bus found on MSM8974.

Signed-off-by: Luca Weiss <luca@...tu.xyz>
Signed-off-by: Matti Lehtimäki <matti.lehtimaki@...il.com>
---
 arch/arm/boot/dts/qcom-msm8974.dtsi | 66 +++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)

diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
index 7a9be0acf3f5..b89d56590448 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -1463,6 +1463,38 @@ blsp2_i2c6_sleep: blsp2-i2c6-sleep {
 				bias-pull-up;
 			};
 
+			cci_default: cci-default-state {
+				cci_i2c0_default: cci-i2c0-default-pins {
+					pins = "gpio19", "gpio20";
+					function = "cci_i2c0";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				cci_i2c1_default: cci-i2c1-default-pins {
+					pins = "gpio21", "gpio22";
+					function = "cci_i2c1";
+					drive-strength = <2>;
+					bias-disable;
+				};
+			};
+
+			cci_sleep: cci-sleep-state {
+				cci_i2c0_sleep: cci-i2c0-sleep-pins {
+					pins = "gpio19", "gpio20";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-disable;
+				};
+
+				cci_i2c1_sleep: cci-i2c1-sleep-pins {
+					pins = "gpio21", "gpio22";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-disable;
+				};
+			};
+
 			spi8_default: spi8_default {
 				mosi {
 					pins = "gpio45";
@@ -1616,6 +1648,40 @@ dsi0_phy: dsi-phy@...22a00 {
 			};
 		};
 
+		cci: cci@...0c000 {
+			compatible = "qcom,msm8974-cci";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0xfda0c000 0x1000>;
+			interrupts = <GIC_SPI 50 IRQ_TYPE_EDGE_RISING>;
+			clocks = <&mmcc CAMSS_TOP_AHB_CLK>,
+				 <&mmcc CAMSS_CCI_CCI_AHB_CLK>,
+				 <&mmcc CAMSS_CCI_CCI_CLK>;
+			clock-names = "camss_top_ahb",
+				      "cci_ahb",
+				      "cci";
+
+			pinctrl-names = "default", "sleep";
+			pinctrl-0 = <&cci_default>;
+			pinctrl-1 = <&cci_sleep>;
+
+			status = "disabled";
+
+			cci_i2c0: i2c-bus@0 {
+				reg = <0>;
+				clock-frequency = <100000>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+
+			cci_i2c1: i2c-bus@1 {
+				reg = <1>;
+				clock-frequency = <100000>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+			};
+		};
+
 		gpu: adreno@...00000 {
 			compatible = "qcom,adreno-330.1", "qcom,adreno";
 			reg = <0xfdb00000 0x10000>;
-- 
2.34.1