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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>
This commit is contained in:
Andrew F. Davis 2016-10-07 09:44:26 -05:00 committed by Tony Lindgren
parent a2f8ad5988
commit c0a0ee4693
1 changed files with 59 additions and 0 deletions
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59
arch/arm/boot/dts/am437x-idk-evm.dts
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@ -117,6 +117,58 @@ clk_32k_rtc: clk_32k_rtc {
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 @@ &i2c2 {
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 {