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| author | Andreas Faerber <afaerber@suse.de> | 2014-11-22 17:31:13 +0300 |
|---|---|---|
| committer | Kukjin Kim <kgene.kim@samsung.com> | 2014-11-22 17:31:13 +0300 |
| commit | 71e21bd4ce655ab3b1b3c99ace68b6c284348f2c (patch) | |
| tree | f1d54cfe197f4f0f0637146e06676da2fb83f215 /arch/arm/boot/dts/exynos5250-spring.dts | |
| parent | 69538f61e801e4ee84961dfdb74fcd58a725965e (diff) | |
| download | linux-71e21bd4ce655ab3b1b3c99ace68b6c284348f2c.tar.xz | |
ARM: dts: Add trackpad to exynos5250-spring
The HP Chromebook 11 uses an Atmel maXTouch as trackpad.
The keymap was found by trial-and-error.
Signed-off-by: Andreas Faerber <afaerber@suse.de>
Reviewed-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/boot/dts/exynos5250-spring.dts')
| -rw-r--r-- | arch/arm/boot/dts/exynos5250-spring.dts | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts index cc3361afba49..f02775487cd4 100644 --- a/arch/arm/boot/dts/exynos5250-spring.dts +++ b/arch/arm/boot/dts/exynos5250-spring.dts @@ -330,6 +330,22 @@ status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <378000>; + + trackpad@4b { + compatible = "atmel,maxtouch"; + reg = <0x4b>; + interrupt-parent = <&gpx1>; + interrupts = <2 IRQ_TYPE_EDGE_FALLING>; + pinctrl-names = "default"; + pinctrl-0 = <&trackpad_irq>; + linux,gpio-keymap = <KEY_RESERVED + KEY_RESERVED + KEY_RESERVED + KEY_RESERVED + KEY_RESERVED + BTN_LEFT>; + wakeup-source; + }; }; /* @@ -465,6 +481,13 @@ samsung,pin-drv = <0>; }; + trackpad_irq: trackpad-irq { + samsung,pins = "gpx1-2"; + samsung,pin-function = <0xf>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; + power_key_irq: power-key-irq { samsung,pins = "gpx1-3"; samsung,pin-function = <0>; |