[PATCH linux dev-4.10 v2] dts: add aspeed-pwm-tacho to msn dts.

[Mykola Kostenok]

Add basic pwm-tacho-controller node to ast-g5 dtsi.

Add pwm-tacho to aspeed-bmc-mellanox-msn.dts.

Signed-off-by: Mykola Kostenok <c_mykolak at mellanox.com>
--
v1 -> v2:
 Pointed out by Andrew Jeffery:
 - rebased.
 - remove exist #size-cells and #adress-cells in dtsi from dts.
---
 arch/arm/boot/dts/aspeed-bmc-mellanox-msn.dts | 47 +++++++++++++++++++++++++++
 arch/arm/boot/dts/aspeed-g5.dtsi              | 17 ++++++++++
 2 files changed, 64 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-mellanox-msn.dts b/arch/arm/boot/dts/aspeed-bmc-mellanox-msn.dts
index 0774959b1222..b7854e36f052 100644
--- a/arch/arm/boot/dts/aspeed-bmc-mellanox-msn.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-mellanox-msn.dts
@@ -139,3 +139,50 @@
 	status = "okay";
 };
 
+&pwm_tacho {
+	status = "okay";
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pwm0_default>;
+	#cooling-cells = <2>;
+
+	cooling: fan at 0 {
+		reg = <0x00>;
+		cooling-levels = /bits/ 8 <125 151 177 203 229 255>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x00>;
+	};
+
+	fan at 1 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x01>;
+	};
+
+	fan at 2 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x02>;
+	};
+
+	fan at 3 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x03>;
+	};
+
+	fan at 4 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x04>;
+	};
+
+	fan at 5 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x05>;
+	};
+
+	fan at 6 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x06>;
+	};
+
+	fan at 7 {
+		reg = <0x00>;
+		aspeed,fan-tach-ch = /bits/ 8 <0x07>;
+	};
+};
diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi
index cdea4f4eb77c..bb7652a61bec 100644
--- a/arch/arm/boot/dts/aspeed-g5.dtsi
+++ b/arch/arm/boot/dts/aspeed-g5.dtsi
@@ -41,6 +41,14 @@
 		serial5 = &vuart;
 	};
 
+	clocks {
+		pwm_tacho_fixed_clk: fixedclk {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <24000000>;
+		};
+	};
+
 	ahb {
 		compatible = "simple-bus";
 		#address-cells = <1>;
@@ -373,6 +381,15 @@
 				#size-cells = <1>;
 				ranges = <0 0x1e78a000 0x1000>;
 			};
+
+			pwm_tacho: pwm-tacho-controller at 1e786000 {
+				compatible = "aspeed,ast2500-pwm-tacho";
+				#address-cells = <1>;
+				#size-cells = <0>;
+				reg = <0x1e786000 0x1000>;
+				clocks = <&pwm_tacho_fixed_clk>;
+				status = "disabled";
+			};
 		};
 	};
 };
-- 
2.11.0