diff options
Diffstat (limited to 'arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts')
| -rw-r--r-- | arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts new file mode 100644 index 000000000..3c93d1898 --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p200.dts @@ -0,0 +1,100 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2016 Andreas Färber + * Copyright (c) 2016 BayLibre, Inc. + * Author: Kevin Hilman <khilman@kernel.org> + */ + +/dts-v1/; + +#include "meson-gxbb-p20x.dtsi" +#include <dt-bindings/input/input.h> + +/ { + compatible = "amlogic,p200", "amlogic,meson-gxbb"; + model = "Amlogic Meson GXBB P200 Development Board"; + + avdd18_usb_adc: regulator-avdd18_usb_adc { + compatible = "regulator-fixed"; + regulator-name = "AVDD18_USB_ADC"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + + adc_keys { + compatible = "adc-keys"; + io-channels = <&saradc 0>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <1800000>; + + button-home { + label = "Home"; + linux,code = <KEY_HOME>; + press-threshold-microvolt = <900000>; /* 50% */ + }; + + button-esc { + label = "Esc"; + linux,code = <KEY_ESC>; + press-threshold-microvolt = <684000>; /* 38% */ + }; + + button-up { + label = "Volume Up"; + linux,code = <KEY_VOLUMEUP>; + press-threshold-microvolt = <468000>; /* 26% */ + }; + + button-down { + label = "Volume Down"; + linux,code = <KEY_VOLUMEDOWN>; + press-threshold-microvolt = <252000>; /* 14% */ + }; + + button-menu { + label = "Menu"; + linux,code = <KEY_MENU>; + press-threshold-microvolt = <0>; /* 0% */ + }; + }; +}; + +ðmac { + status = "okay"; + pinctrl-0 = <ð_rgmii_pins>; + pinctrl-names = "default"; + phy-handle = <ð_phy0>; + phy-mode = "rgmii"; + + amlogic,tx-delay-ns = <2>; + + mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + + eth_phy0: ethernet-phy@3 { + /* Micrel KSZ9031 (0x00221620) */ + reg = <3>; + + reset-assert-us = <10000>; + reset-deassert-us = <30000>; + reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>; + + interrupt-parent = <&gpio_intc>; + /* MAC_INTR on GPIOZ_15 */ + interrupts = <29 IRQ_TYPE_LEVEL_LOW>; + }; + }; +}; + +&i2c_B { + status = "okay"; + pinctrl-0 = <&i2c_b_pins>; + pinctrl-names = "default"; +}; + +&saradc { + status = "okay"; + vref-supply = <&avdd18_usb_adc>; +}; |