ARM: dts: am437x-idk: Add Industrial output support

The TPIC2810 is available on the AM437x IDK and is attached to I2C1.
Output is attached to the I/O header and 10 LEDs.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/am437x-idk-evm.dts b/arch/arm/boot/dts/am437x-idk-evm.dts
index fff7ef6..b76a7c0 100644 (file)
--- a/arch/arm/boot/dts/am437x-idk-evm.dts
+++ b/arch/arm/boot/dts/am437x-idk-evm.dts
@@ -117,6 +117,58 @@
                compatible = "fixed-clock";
                clock-frequency = <32768>;
        };
+
+       leds-iio {
+               status = "disabled";
+               compatible = "gpio-leds";
+               led-out0 {
+                       label = "out0";
+                       gpios = <&tpic2810 0 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+
+               led-out1 {
+                       label = "out1";
+                       gpios = <&tpic2810 1 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+
+               led-out2 {
+                       label = "out2";
+                       gpios = <&tpic2810 2 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+
+               led-out3 {
+                       label = "out3";
+                       gpios = <&tpic2810 3 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+
+               led-out4 {
+                       label = "out4";
+                       gpios = <&tpic2810 4 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+
+               led-out5 {
+                       label = "out5";
+                       gpios = <&tpic2810 5 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+
+               led-out6 {
+                       label = "out6";
+                       gpios = <&tpic2810 6 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+
+               led-out7 {
+                       label = "out7";
+                       gpios = <&tpic2810 7 GPIO_ACTIVE_HIGH>;
+                       default-state = "off";
+               };
+       };
 };
 
 &am43xx_pinmux {
@@ -308,6 +360,13 @@
        pinctrl-0 = <&i2c2_pins_default>;
        pinctrl-1 = <&i2c2_pins_sleep>;
        clock-frequency = <100000>;
+
+       tpic2810: tpic2810@60 {
+               compatible = "ti,tpic2810";
+               reg = <0x60>;
+               gpio-controller;
+               #gpio-cells = <2>;
+       };
 };
 
 &spi1 {