78 lines
1.6 KiB
Plaintext
78 lines
1.6 KiB
Plaintext
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// SPDX-License-Identifier: (GPL-2.0 OR MIT)
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/*
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* Device Tree file for Google Chromecast
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*
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* Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
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*/
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/dts-v1/;
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#include "berlin2cd.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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/ {
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model = "Google Chromecast";
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compatible = "google,chromecast", "marvell,berlin2cd", "marvell,berlin";
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chosen {
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bootargs = "earlyprintk";
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stdout-path = "serial0:115200n8";
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};
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memory@0 {
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device_type = "memory";
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/*
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* We're using "linux,usable-memory" instead of "reg" here
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* because the (signed and encrypted) bootloader that shipped
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* with this device provides an incorrect memory range in
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* ATAG_MEM. Linux helpfully overrides the "reg" property with
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* data from the ATAG, so we can't specify the proper range
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* normally. Fortunately, this alternate property is checked
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* first by the OF driver, so we can (ab)use it instead.
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*/
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linux,usable-memory = <0x00000000 0x20000000>; /* 512 MB */
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};
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led-controller {
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compatible = "pwm-leds";
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pinctrl-0 = <&ledpwm_pmux>;
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pinctrl-names = "default";
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led-1 {
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label = "white";
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pwms = <&pwm 0 600000 0>;
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max-brightness = <255>;
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linux,default-trigger = "default-on";
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};
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led-2 {
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label = "red";
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pwms = <&pwm 1 600000 0>;
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max-brightness = <255>;
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};
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};
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};
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/*
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* AzureWave AW-NH387 (Marvell 88W8787)
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* 802.11b/g/n + Bluetooth 2.1
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*/
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&sdhci0 {
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non-removable;
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status = "okay";
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};
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&uart0 { status = "okay"; };
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&usb_phy1 { status = "okay"; };
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&usb1 { status = "okay"; };
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&soc_pinctrl {
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ledpwm_pmux: ledpwm-pmux {
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groups = "G0";
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function = "pwm";
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};
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};
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