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