[PATCH linux dev-4.10 v2] ARM: dts: aspeed: quanta: Enable pwm fans

[Patrick Venture]

Signed-off-by: Patrick Venture <venture at google.com>
---
v2: Moved pwm_tacho_fixed_clk to clocks.
---
 arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts | 51 ++++++++++++++++++++++++++++
 arch/arm/boot/dts/aspeed-g4.dtsi             |  5 +++
 2 files changed, 56 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts b/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts
index e609c53d58f5..3abc2954d26e 100644
--- a/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-quanta-q71l.dts
@@ -46,6 +46,57 @@
 			gpios = <&gpio ASPEED_GPIO(B, 3) GPIO_ACTIVE_LOW>;
 		};
 	};
+
+	pwm_tacho: pwm-tacho-controller at 1e786000 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x1E786000 0x1000>;
+		compatible = "aspeed,ast2500-pwm-tacho";
+		clocks = <&pwm_tacho_fixed_clk>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default
+			&pinctrl_pwm2_default &pinctrl_pwm3_default>;
+
+		fan at 0 {
+			reg = <0x00>;
+			aspeed,fan-tach-ch = /bits/ 8 <0x00>;
+		};
+
+		fan at 1 {
+			reg = <0x01>;
+			aspeed,fan-tach-ch = /bits/ 8 <0x01>;
+		};
+
+		fan at 2 {
+			reg = <0x02>;
+			aspeed,fan-tach-ch = /bits/ 8 <0x02>;
+		};
+
+		fan at 3 {
+			reg = <0x03>;
+			aspeed,fan-tach-ch = /bits/ 8 <0x03>;
+		};
+
+		fan at 4 {
+			reg = <0x00>;
+			aspeed,fan-tach-ch = /bits/ 8 <0x04>;
+		};
+
+		fan at 5 {
+			reg = <0x01>;
+			aspeed,fan-tach-ch = /bits/ 8 <0x05>;
+		};
+
+		fan at 6 {
+			reg = <0x02>;
+			aspeed,fan-tach-ch = /bits/ 8 <0x06>;
+		};
+
+		fan at 7 {
+			reg = <0x03>;
+			aspeed,fan-tach-ch = /bits/ 8 <0x07>;
+		};
+	};
 };
 
 &fmc {
diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi
index a998a00a2728..9cc959fccfa0 100644
--- a/arch/arm/boot/dts/aspeed-g4.dtsi
+++ b/arch/arm/boot/dts/aspeed-g4.dtsi
@@ -36,6 +36,11 @@
 	};
 
 	clocks {
+		pwm_tacho_fixed_clk: fixedclk {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <24000000>;
+		};
 	};
 
 	ahb {
-- 
2.13.1.611.g7e3b11ae1-goog