[PATCH v3 4/8] ARM: dts: rockchip: rv1126: Add i2c2 nodes

Tim Lunn
2023-12-03T12:40:57Z

Add i2c2 node and i2c2_xfer pinctrl for Rockchip RV1126

Signed-off-by: Tim Lunn <tim@feathertop.org>
---

(no changes since v1)

arch/arm/boot/dts/rockchip/rv1126-pinctrl.dtsi | 10 ++++++++++
arch/arm/boot/dts/rockchip/rv1126.dtsi | 15 +++++++++++++++
2 files changed, 25 insertions(+)

diff --git a/arch/arm/boot/dts/rockchip/rv1126-pinctrl.dtsi b/arch/arm/boot/dts/rockchip/rv1126-pinctrl.dtsi
index 4f85b7b3fc4c..167a48afa3a4 100644
--- a/arch/arm/boot/dts/rockchip/rv1126-pinctrl.dtsi
+++ b/arch/arm/boot/dts/rockchip/rv1126-pinctrl.dtsi
@@ -87,6 +87,16 @@ i2c0_xfer: i2c0-xfer {
<0 RK_PB5 1 &pcfg_pull_none_drv_level_0_smt>;
};
};
+ i2c2 {
+ /omit-if-no-ref/
+ i2c2_xfer: i2c2-xfer {
+ rockchip,pins =
+ /* i2c2_scl */
+ <0 RK_PC2 1 &pcfg_pull_none_drv_level_0_smt>,
+ /* i2c2_sda */
+ <0 RK_PC3 1 &pcfg_pull_none_drv_level_0_smt>;
+ };
+ };
pwm2 {
/omit-if-no-ref/
pwm2m0_pins: pwm2m0-pins {
diff --git a/arch/arm/boot/dts/rockchip/rv1126.dtsi b/arch/arm/boot/dts/rockchip/rv1126.dtsi
index adb11a43c5db..bb603cae13df 100644
--- a/arch/arm/boot/dts/rockchip/rv1126.dtsi
+++ b/arch/arm/boot/dts/rockchip/rv1126.dtsi
@@ -21,6 +21,7 @@ / {

aliases {
i2c0 = &i2c0;
+ i2c2 = &i2c2;
serial0 = &uart0;
serial1 = &uart1;
serial2 = &uart2;
@@ -237,6 +238,20 @@ i2c0: i2c@ff3f0000 {
status = "disabled";
};

+ i2c2: i2c@ff400000 {
+ compatible = "rockchip,rv1126-i2c", "rockchip,rk3399-i2c";
+ reg = <0xff400000 0x1000>;
+ interrupts = <GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>;
+ rockchip,grf = <&pmugrf>;
+ clocks = <&pmucru CLK_I2C2>, <&pmucru PCLK_I2C2>;
+ clock-names = "i2c", "pclk";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c2_xfer>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+ };
+
uart1: serial@ff410000 {
compatible = "rockchip,rv1126-uart", "snps,dw-apb-uart";
reg = <0xff410000 0x100>;
--
2.40.1