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Diffstat (limited to '')
| -rw-r--r-- | arch/arm/boot/dts/exynos4412-itop-elite.dts | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos4412-itop-elite.dts b/arch/arm/boot/dts/exynos4412-itop-elite.dts new file mode 100644 index 000000000..9a2a49420 --- /dev/null +++ b/arch/arm/boot/dts/exynos4412-itop-elite.dts @@ -0,0 +1,227 @@ +// 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 = "mclk"; + 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"; +}; 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