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Commit 97c62614 authored by Dmitry Torokhov's avatar Dmitry Torokhov Committed by Linus Walleij
Browse files

ARM: ux500: improve BU21013 touchpad bindings 



In preparation to update to bu21013_tp driver properly annotate GPIOs
property (the INT GPIOs are active low, not open drain), and also define
interrupt lines so we do not have to have special conversion in the driver.

Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent ca084e17

arch/arm/boot/dts/ste-hrefprev60-stuib.dts

+10 −4
Original line number Diff line number Diff line
@@ -4,6 +4,8 @@ 
 */



/dts-v1/;

#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/interrupt-controller/irq.h>

#include "ste-hrefprev60.dtsi"

#include "ste-href-stuib.dtsi"
@@ -23,12 +25,16 @@ 
		i2c@80110000 {

			/* Only one of these will be used */

			bu21013_tp@5c {

				touch-gpio = <&gpio2 12 0x4>;

				reset-gpio = <&tc3589x_gpio 13 0x4>;

				interrupt-parent = <&gpio2>;

				interrupts = <12 IRQ_TYPE_LEVEL_LOW>;

				touch-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;

				reset-gpios = <&tc3589x_gpio 13 GPIO_LINE_OPEN_DRAIN>;

			};

			bu21013_tp@5d {

				touch-gpio = <&gpio2 12 0x4>;

				reset-gpio = <&tc3589x_gpio 13 0x4>;

				interrupt-parent = <&gpio2>;

				interrupts = <12 IRQ_TYPE_LEVEL_LOW>;

				touch-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;

				reset-gpios = <&tc3589x_gpio 13 GPIO_LINE_OPEN_DRAIN>;

			};

		};

	};

arch/arm/boot/dts/ste-hrefv60plus-stuib.dts

+10 −4
Original line number Diff line number Diff line
@@ -6,6 +6,8 @@ 
 */



/dts-v1/;

#include <dt-bindings/gpio/gpio.h>

#include <dt-bindings/interrupt-controller/irq.h>

#include "ste-hrefv60plus.dtsi"

#include "ste-href-stuib.dtsi"
@@ -25,12 +27,16 @@ 
		i2c@80110000 {

			/* Only one of these will be used */

			bu21013_tp@5c {

				touch-gpio = <&gpio2 20 0x4>;

				reset-gpio = <&gpio4 17 0x4>;

				interrupt-parent = <&gpio2>;

				interrupts = <20 IRQ_TYPE_LEVEL_LOW>;

				touch-gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;

				reset-gpios = <&gpio4 17 GPIO_LINE_OPEN_DRAIN>;

			};

			bu21013_tp@5d {

				touch-gpio = <&gpio2 20 0x4>;

				reset-gpio = <&gpio4 17 0x4>;

				interrupt-parent = <&gpio2>;

				interrupts = <20 IRQ_TYPE_LEVEL_LOW>;

				touch-gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;

				reset-gpios = <&gpio4 17 GPIO_LINE_OPEN_DRAIN>;

			};

		};

	};