// SPDX-License-Identifier: GPL-2.0 /* * TOPEET's Exynos4412 based itop board device tree source * * Copyright (c) 2016 SUMOMO Computer Association * https://www.sumomo.mobi * Randy Li <ayaka@soulik.info> * * Device tree source file for TOPEET iTop Exynos 4412 core board * which is based on Samsung's Exynos4412 SoC. */ /dts-v1/; #include <dt-bindings/pwm/pwm.h> #include <dt-bindings/sound/samsung-i2s.h> #include "exynos4412-itop-scp-core.dtsi" / { model = "TOPEET iTop 4412 Elite board based on Exynos4412"; compatible = "topeet,itop4412-elite", "samsung,exynos4412", "samsung,exynos4"; chosen { bootargs = "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootdelay=1 rootwait"; stdout-path = "serial2:115200n8"; }; leds { compatible = "gpio-leds"; led2 { label = "red:system"; gpios = <&gpx1 0 GPIO_ACTIVE_HIGH>; default-state = "off"; linux,default-trigger = "heartbeat"; }; led3 { label = "red:user"; gpios = <&gpk1 1 GPIO_ACTIVE_HIGH>; default-state = "off"; }; }; gpio-keys { compatible = "gpio-keys"; home { label = "GPIO Key Home"; linux,code = <KEY_HOME>; gpios = <&gpx1 1 GPIO_ACTIVE_LOW>; }; back { label = "GPIO Key Back"; linux,code = <KEY_BACK>; gpios = <&gpx1 2 GPIO_ACTIVE_LOW>; }; sleep { label = "GPIO Key Sleep"; linux,code = <KEY_POWER>; gpios = <&gpx3 3 GPIO_ACTIVE_LOW>; }; vol-up { label = "GPIO Key Vol+"; linux,code = <KEY_UP>; gpios = <&gpx2 1 GPIO_ACTIVE_LOW>; }; vol-down { label = "GPIO Key Vol-"; linux,code = <KEY_DOWN>; gpios = <&gpx2 0 GPIO_ACTIVE_LOW>; }; }; sound { compatible = "simple-audio-card"; simple-audio-card,name = "wm-sound"; simple-audio-card,format = "i2s"; simple-audio-card,bitclock-master = <&link0_codec>; simple-audio-card,frame-master = <&link0_codec>; simple-audio-card,widgets = "Microphone", "Mic Jack", "Line", "Line In", "Line", "Line Out", "Speaker", "Speaker", "Headphone", "Headphone Jack"; simple-audio-card,routing = "Headphone Jack", "HP_L", "Headphone Jack", "HP_R", "Speaker", "SPK_LP", "Speaker", "SPK_LN", "Speaker", "SPK_RP", "Speaker", "SPK_RN", "LINPUT1", "Mic Jack", "LINPUT3", "Mic Jack", "RINPUT1", "Mic Jack", "RINPUT2", "Mic Jack"; simple-audio-card,cpu { sound-dai = <&i2s0 0>; }; link0_codec: simple-audio-card,codec { sound-dai = <&codec>; clocks = <&i2s0 CLK_I2S_CDCLK>; system-clock-frequency = <11289600>; }; }; beep { compatible = "pwm-beeper"; pwms = <&pwm 0 4000000 PWM_POLARITY_INVERTED>; }; }; &adc { vdd-supply = <&ldo3_reg>; status = "okay"; }; &camera { pinctrl-0 = <&cam_port_a_clk_active>; pinctrl-names = "default"; status = "okay"; assigned-clocks = <&clock CLK_MOUT_CAM0>; assigned-clock-parents = <&clock CLK_XUSBXTI>; }; &clock_audss { assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>, <&clock_audss EXYNOS_MOUT_I2S>, <&clock_audss EXYNOS_DOUT_SRP>, <&clock_audss EXYNOS_DOUT_AUD_BUS>; assigned-clock-parents = <&clock CLK_FOUT_EPLL>, <&clock_audss EXYNOS_MOUT_AUDSS>; assigned-clock-rates = <0>, <0>, <112896000>, <11289600>; }; &ehci { status = "okay"; /* In order to reset USB ethernet */ samsung,vbus-gpio = <&gpc0 1 GPIO_ACTIVE_HIGH>; phys = <&exynos_usbphy 1>, <&exynos_usbphy 3>; phy-names = "host", "hsic1"; }; &exynos_usbphy { status = "okay"; }; &fimc_0 { status = "okay"; assigned-clocks = <&clock CLK_MOUT_FIMC0>, <&clock CLK_SCLK_FIMC0>; assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>; assigned-clock-rates = <0>, <176000000>; }; &hsotg { dr_mode = "peripheral"; status = "okay"; }; &i2c_4 { samsung,i2c-sda-delay = <100>; samsung,i2c-slave-addr = <0x10>; samsung,i2c-max-bus-freq = <100000>; pinctrl-0 = <&i2c4_bus>; pinctrl-names = "default"; status = "okay"; codec: wm8960@1a { compatible = "wlf,wm8960"; reg = <0x1a>; clocks = <&pmu_system_controller 0>; clock-names = "MCLK1"; wlf,shared-lrclk; #sound-dai-cells = <0>; }; }; &i2s0 { pinctrl-0 = <&i2s0_bus>; pinctrl-names = "default"; status = "okay"; }; &pinctrl_1 { ether-reset { samsung,pins = "gpc0-1"; samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; }; }; &pwm { status = "okay"; pinctrl-0 = <&pwm0_out>; pinctrl-names = "default"; samsung,pwm-outputs = <0>; }; &sdhci_2 { bus-width = <4>; pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>; pinctrl-names = "default"; cd-gpio = <&gpx0 7 GPIO_ACTIVE_LOW>; cap-sd-highspeed; vmmc-supply = <&ldo23_reg>; vqmmc-supply = <&ldo17_reg>; status = "okay"; }; &serial_1 { status = "okay"; }; &serial_2 { status = "okay"; };