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Commit d8e166b4 authored by Tomi Valkeinen's avatar Tomi Valkeinen Committed by Tony Lindgren
Browse files

ARM: dts: dra72/1-evm: add pcf8575 used for lcd 



DRA72 and DRA718 EVM boards has a pcf8575 gpio expander
which is used for the LCD/LEDs and USB vbus detection.
Add the node for the pcf8575.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: default avatarGrygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 220fbc13

arch/arm/boot/dts/dra71-evm.dts

+5 −0
Original line number Diff line number Diff line
@@ -138,6 +138,11 @@ 
	};

};



&pcf_lcd {

	interrupt-parent = <&gpio7>;

	interrupts = <31 IRQ_TYPE_EDGE_FALLING>;

};



&pcf_gpio_21 {

	interrupt-parent = <&gpio7>;

	interrupts = <31 IRQ_TYPE_EDGE_FALLING>;

arch/arm/boot/dts/dra72-evm-common.dtsi

+9 −0
Original line number Diff line number Diff line
@@ -220,6 +220,15 @@ 
	status = "okay";

	clock-frequency = <400000>;



	pcf_lcd: gpio@20 {

		compatible = "nxp,pcf8575";

		reg = <0x20>;

		gpio-controller;

		#gpio-cells = <2>;

		interrupt-controller;

		#interrupt-cells = <2>;

	};



	pcf_gpio_21: gpio@21 {

		compatible = "ti,pcf8575", "nxp,pcf8575";

		reg = <0x21>;