arm64: zynqmp: Add pwm-fan node and fix ttc0 pwm-cells property
Add pwm-fan node to control fan through hwmon and change
pwm-cells property to 3 to allow fancontrol utility to
function correctly.
Signed-off-by: Vishal Patel <vishal.patel@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/21b4dfce3e45136a468974ea3dedca03320e27b8.1652262769.git.michal.simek@amd.com
diff --git a/arch/arm/dts/zynqmp-sm-k26-revA.dts b/arch/arm/dts/zynqmp-sm-k26-revA.dts
index a2c88dc..8b2cd51 100644
--- a/arch/arm/dts/zynqmp-sm-k26-revA.dts
+++ b/arch/arm/dts/zynqmp-sm-k26-revA.dts
@@ -87,12 +87,23 @@
<&xilinx_ams 24>, <&xilinx_ams 25>, <&xilinx_ams 26>,
<&xilinx_ams 27>, <&xilinx_ams 28>, <&xilinx_ams 29>;
};
+
+ pwm-fan {
+ compatible = "pwm-fan";
+ status = "okay";
+ pwms = <&ttc0 2 40000 0>;
+ };
};
&modepin_gpio {
label = "modepin";
};
+&ttc0 {
+ status = "okay";
+ #pwm-cells = <3>;
+};
+
&uart1 { /* MIO36/MIO37 */
status = "okay";
};