ARM: dts: am57xx-beagle-x15: Add GPIO controlled fan node

TPS gpio now controls a 5v 500mA TL5209 regulator which may be supply
a fan (such as AFB02505HHB) over J1 connector for various purposes.
Provide device tree node to enable the same.

Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/am57xx-beagle-x15.dts b/arch/arm/boot/dts/am57xx-beagle-x15.dts
index 6c2e8e41b1e9..c5d4ceabdd80 100644
--- a/arch/arm/boot/dts/am57xx-beagle-x15.dts
+++ b/arch/arm/boot/dts/am57xx-beagle-x15.dts
@@ -80,6 +80,14 @@
                         default-state = "off";
                 };
         };
+
+        gpio_fan: gpio_fan {
+                /* Based on 5v 500mA AFB02505HHB */
+                compatible = "gpio-fan";
+                gpios =  <&tps659038_gpio 1 GPIO_ACTIVE_HIGH>;
+                gpio-fan,speed-map = <0     0>,
+                                     <13000 1>;
+        };
 };
 
 &dra7_pmx_core {
@@ -394,6 +402,12 @@
                         wakeup-source;
                         ti,palmas-long-press-seconds = <12>;
                 };
+
+                tps659038_gpio: tps659038_gpio {
+                        compatible = "ti,palmas-gpio";
+                        gpio-controller;
+                        #gpio-cells = <2>;
+                };
         };
 
         tmp102: tmp102@48 {