[PATCH 3/4] arm64: dts: qcom: milos: Add CCI busses

Luca Weiss
2026-01-16T13:39:03Z

Add the nodes and the pinctrl for the CCI I2C busses on the Milos SoC.

Signed-off-by: Luca Weiss <luca.weiss@fairphone.com>
---
arch/arm64/boot/dts/qcom/milos.dtsi | 194 ++++++++++++++++++++++++++++++++++++
1 file changed, 194 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/milos.dtsi b/arch/arm64/boot/dts/qcom/milos.dtsi
index 58b4c2966df1..c8771beffa9b 100644
--- a/arch/arm64/boot/dts/qcom/milos.dtsi
+++ b/arch/arm64/boot/dts/qcom/milos.dtsi
@@ -1652,6 +1652,72 @@ videocc: clock-controller@aaf0000 {
#power-domain-cells = <1>;
};

+ cci0: cci@ac15000 {
+ compatible = "qcom,milos-cci", "qcom,msm8996-cci";
+ reg = <0x0 0x0ac15000 0x0 0x1000>;
+ interrupts = <GIC_SPI 426 IRQ_TYPE_EDGE_RISING 0>;
+ power-domains = <&camcc CAM_CC_CAMSS_TOP_GDSC>;
+ clocks = <&camcc CAM_CC_SOC_AHB_CLK>,
+ <&camcc CAM_CC_CPAS_AHB_CLK>,
+ <&camcc CAM_CC_CCI_0_CLK>;
+ clock-names = "soc_ahb",
+ "cpas_ahb",
+ "cci";
+ pinctrl-0 = <&cci0_0_default &cci0_1_default>;
+ pinctrl-1 = <&cci0_0_sleep &cci0_1_sleep>;
+ pinctrl-names = "default", "sleep";
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cci0_i2c0: i2c-bus@0 {
+ reg = <0>;
+ clock-frequency = <1000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ cci0_i2c1: i2c-bus@1 {
+ reg = <1>;
+ clock-frequency = <1000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
+ cci1: cci@ac16000 {
+ compatible = "qcom,milos-cci", "qcom,msm8996-cci";
+ reg = <0x0 0x0ac16000 0x0 0x1000>;
+ interrupts = <GIC_SPI 427 IRQ_TYPE_EDGE_RISING 0>;
+ power-domains = <&camcc CAM_CC_CAMSS_TOP_GDSC>;
+ clocks = <&camcc CAM_CC_SOC_AHB_CLK>,
+ <&camcc CAM_CC_CPAS_AHB_CLK>,
+ <&camcc CAM_CC_CCI_1_CLK>;
+ clock-names = "soc_ahb",
+ "cpas_ahb",
+ "cci";
+ pinctrl-0 = <&cci1_0_default &cci1_1_default>;
+ pinctrl-1 = <&cci1_0_sleep &cci1_1_sleep>;
+ pinctrl-names = "default", "sleep";
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cci1_i2c0: i2c-bus@0 {
+ reg = <0>;
+ clock-frequency = <1000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ cci1_i2c1: i2c-bus@1 {
+ reg = <1>;
+ clock-frequency = <1000000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+
camcc: clock-controller@adb0000 {
compatible = "qcom,milos-camcc";
reg = <0x0 0x0adb0000 0x0 0x40000>;
@@ -1791,6 +1857,134 @@ tlmm: pinctrl@f100000 {

wakeup-parent = <&pdc>;

+ cci0_0_default: cci0-0-default-state {
+ sda-pins {
+ pins = "gpio88";
+ function = "cci_i2c_sda";
+ drive-strength = <2>;
+ bias-pull-up = <2200>;
+ };
+
+ scl-pins {
+ pins = "gpio89";
+ function = "cci_i2c_scl";
+ drive-strength = <2>;
+ bias-pull-up = <2200>;
+ };
+ };
+
+ cci0_0_sleep: cci0-0-sleep-state {
+ sda-pins {
+ pins = "gpio88";
+ function = "cci_i2c_sda";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ scl-pins {
+ pins = "gpio89";
+ function = "cci_i2c_scl";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+ };
+
+ cci0_1_default: cci0-1-default-state {
+ sda-pins {
+ pins = "gpio90";
+ function = "cci_i2c_sda";
+ drive-strength = <2>;
+ bias-pull-up = <2200>;
+ };
+
+ scl-pins {
+ pins = "gpio91";
+ function = "cci_i2c_scl";
+ drive-strength = <2>;
+ bias-pull-up = <2200>;
+ };
+ };
+
+ cci0_1_sleep: cci0-1-sleep-state {
+ sda-pins {
+ pins = "gpio90";
+ function = "cci_i2c_sda";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ scl-pins {
+ pins = "gpio91";
+ function = "cci_i2c_scl";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+ };
+
+ cci1_0_default: cci1-0-default-state {
+ sda-pins {
+ pins = "gpio92";
+ function = "cci_i2c_sda";
+ drive-strength = <2>;
+ bias-pull-up = <2200>;
+ };
+
+ scl-pins {
+ pins = "gpio93";
+ function = "cci_i2c_scl";
+ drive-strength = <2>;
+ bias-pull-up = <2200>;
+ };
+ };
+
+ cci1_0_sleep: cci1-0-sleep-state {
+ sda-pins {
+ pins = "gpio92";
+ function = "cci_i2c_sda";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ scl-pins {
+ pins = "gpio93";
+ function = "cci_i2c_scl";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+ };
+
+ cci1_1_default: cci1-1-default-state {
+ sda-pins {
+ pins = "gpio94";
+ function = "cci_i2c_sda";
+ drive-strength = <2>;
+ bias-pull-up = <2200>;
+ };
+
+ scl-pins {
+ pins = "gpio95";
+ function = "cci_i2c_scl";
+ drive-strength = <2>;
+ bias-pull-up = <2200>;
+ };
+ };
+
+ cci1_1_sleep: cci1-1-sleep-state {
+ sda-pins {
+ pins = "gpio94";
+ function = "cci_i2c_sda";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ scl-pins {
+ pins = "gpio95";
+ function = "cci_i2c_scl";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+ };
+
qup_i2c1_data_clk: qup-i2c1-data-clk-state {
/* SDA, SCL */
pins = "gpio4", "gpio5";

--
2.52.0