[PATCH v4 7/9] arm64: dts: rockchip: add mule mfd (0x18) on rk3399-puma

Farouk Bouabid farouk.bouabid at cherry.de
Tue Jun 18 09:06:49 PDT 2024


Mule emulates amc6821 and an I2C mux (mfd:0x18). The isl1208 is exposed
behind this mux.

Add the mux node and isl1208 as a default device.

Signed-off-by: Farouk Bouabid <farouk.bouabid at cherry.de>
---
 arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi | 33 +++++++++++++++++++++------
 1 file changed, 26 insertions(+), 7 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
index ccbe3a7a1d2c..052c01472c5a 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi
@@ -10,6 +10,7 @@
 / {
 	aliases {
 		ethernet0 = &gmac;
+		i2c10 = &i2c10;
 		mmc0 = &sdhci;
 	};
 
@@ -377,15 +378,33 @@ &i2c7 {
 	status = "okay";
 	clock-frequency = <400000>;
 
-	fan: fan at 18 {
-		compatible = "ti,amc6821";
+	mule at 18 {
+		compatible = "tsd,mule";
 		reg = <0x18>;
-		#cooling-cells = <2>;
-	};
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		fan: fan at 18 {
+			compatible = "ti,amc6821";
+			reg = <0x18>;
+		};
+
+		i2c-mux {
+			compatible = "tsd,mule-i2c-mux";
+			#address-cells = <1>;
+			#size-cells = <0>;
 
-	rtc_twi: rtc at 6f {
-		compatible = "isil,isl1208";
-		reg = <0x6f>;
+			i2c10: i2c at 0 {
+				reg = <0x0>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				rtc_twi: rtc at 6f {
+					compatible = "isil,isl1208";
+					reg = <0x6f>;
+				};
+			};
+		};
 	};
 };
 

-- 
2.34.1




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