arm: kirkwood: readynas duo v2: Add GMT G762 Fan Controller

Now that GMT G762 PWM Fan Controller is available upstream, let's add
missing bindings in Netgear ReadyNAS Duo v2 .dts file.

Signed-off-by: Arnaud Ebalard <arno@natisbad.org>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/kirkwood-netgear_readynas_duo_v2.dts b/arch/arm/boot/dts/kirkwood-netgear_readynas_duo_v2.dts
index ad6ade7d9191..cc43d247b1b5 100644
--- a/arch/arm/boot/dts/kirkwood-netgear_readynas_duo_v2.dts
+++ b/arch/arm/boot/dts/kirkwood-netgear_readynas_duo_v2.dts
@@ -52,6 +52,17 @@
                         };
                 };
 
+                clocks {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       g762_clk: fixedclk {
+                                 compatible = "fixed-clock";
+                                 #clock-cells = <0>;
+                                 clock-frequency = <8192>;
+                       };
+                };
+
                 i2c@11000 {
                         status = "okay";
 
@@ -59,6 +70,15 @@
                                 compatible = "ricoh,rs5c372a";
                                 reg = <0x32>;
                         };
+
+                        g762: g762@3e {
+                                compatible = "gmt,g762";
+                                reg = <0x3e>;
+                                clocks = <&g762_clk>; /* input clock */
+                                fan_gear_mode = <0>;
+                                fan_startv = <1>;
+                                pwm_polarity = <0>;
+                        };
                 };
 
                 serial@12000 {