diff options
Diffstat (limited to 'arch/arm/boot/dts/mmp3-dell-ariel.dts')
| -rw-r--r-- | arch/arm/boot/dts/mmp3-dell-ariel.dts | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/arch/arm/boot/dts/mmp3-dell-ariel.dts b/arch/arm/boot/dts/mmp3-dell-ariel.dts index fe3b1cd695ee..fe6df364a9eb 100644 --- a/arch/arm/boot/dts/mmp3-dell-ariel.dts +++ b/arch/arm/boot/dts/mmp3-dell-ariel.dts @@ -26,11 +26,21 @@ }; memory@0 { - linux,usable-memory = <0x0 0x7f600000>; available = <0x7f700000 0x7ff00000 0x00000000 0x7f600000>; reg = <0x0 0x80000000>; device_type = "memory"; }; + + ec_input_spi: spi { + compatible = "spi-gpio"; + #address-cells = <1>; + #size-cells = <0>; + + num-chipselects = <0>; + sck-gpios = <&gpio 55 GPIO_ACTIVE_HIGH>; + miso-gpios = <&gpio 57 GPIO_ACTIVE_HIGH>; + mosi-gpios = <&gpio 58 GPIO_ACTIVE_HIGH>; + }; }; &uart3 { @@ -96,6 +106,15 @@ &twsi4 { status = "okay"; + + embedded-controller@58 { + compatible = "dell,wyse-ariel-ec", "ene,kb3930"; + reg = <0x58>; + system-power-controller; + + off-gpios = <&gpio 126 GPIO_ACTIVE_HIGH>, + <&gpio 127 GPIO_ACTIVE_HIGH>; + }; }; &ssp1 { @@ -110,9 +129,17 @@ }; }; -&ssp2 { - cs-gpios = <&gpio 56 GPIO_ACTIVE_LOW>; +&ec_input_spi { status = "okay"; + cs-gpios = <&gpio 56 GPIO_ACTIVE_LOW>; + + power-button@0 { + reg = <0>; + interrupt-parent = <&gpio>; + interrupts = <60 IRQ_TYPE_EDGE_RISING>; + compatible = "dell,wyse-ariel-ec-input", "ene,kb3930-input"; + spi-max-frequency = <33000000>; + }; }; &gpu_2d { |