From: Vishal Patel <vishal.patel@xilinx.com>
Date: Wed, 11 May 2022 09:52:49 +0000 (+0200)
Subject: arm64: zynqmp: Add pwm-fan node and fix ttc0 pwm-cells property
X-Git-Tag: v2022.07~41^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=07f8e78af0637204e5ae33067d6ca17d34b181f6;p=platform%2Fkernel%2Fu-boot.git

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";
 };