Messages in this thread | | | Subject | Re: [PATCH 2/2] ARM: dts: add TOPEET itop elite based board | From | ayaka <> | Date | Wed, 24 Aug 2016 02:36:30 +0800 |
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On 08/24/2016 02:14 AM, Rob Herring wrote: > On Mon, Aug 22, 2016 at 10:18:09PM +0800, Randy Li wrote: >> The TOPEET itop exynos 4412 have three versions base board. The >> Elite version is the cheap one without too much peripheral devices >> on it. >> >> Currently supported are serial console, wired networking(USB), >> USB OTG in peripheral mode, USB host, SD storage, GPIO buttons, >> PWM beeper, ADC and LEDs. >> >> Signed-off-by: Randy Li <ayaka@soulik.info> >> --- >> .../bindings/arm/samsung/samsung-boards.txt | 3 + >> arch/arm/boot/dts/Makefile | 1 + >> arch/arm/boot/dts/exynos4412-itop-elite.dts | 147 +++++++++++++++++++++ >> 3 files changed, 151 insertions(+) >> create mode 100644 arch/arm/boot/dts/exynos4412-itop-elite.dts >> >> diff --git a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt >> index 0ea7f14..c5913ba 100644 >> --- a/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt >> +++ b/Documentation/devicetree/bindings/arm/samsung/samsung-boards.txt >> @@ -22,6 +22,9 @@ Required root node properties: >> * FriendlyARM >> - "friendlyarm,tiny4412" - for Exynos4412-based FriendlyARM >> TINY4412 board. >> + * Topee > Topeet? > >> + - "topeet,itop4412-elite" - for Exynos4412-based Topeet >> + Elite base board. >> >> * Google >> - "google,pi" - for Exynos5800-based Google Peach Pi >> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile >> index 48e1d4e..8f47aa0 100644 >> --- a/arch/arm/boot/dts/Makefile >> +++ b/arch/arm/boot/dts/Makefile >> @@ -135,6 +135,7 @@ dtb-$(CONFIG_ARCH_EXYNOS4) += \ >> exynos4412-origen.dtb \ >> exynos4412-smdk4412.dtb \ >> exynos4412-tiny4412.dtb \ >> + exynos4412-itop-elite.dtb \ >> exynos4412-trats2.dtb >> dtb-$(CONFIG_ARCH_EXYNOS5) += \ >> exynos5250-arndale.dtb \ >> 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 0000000..3e0863b >> --- /dev/null >> +++ b/arch/arm/boot/dts/exynos4412-itop-elite.dts >> @@ -0,0 +1,147 @@ >> +/* >> + * 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. >> + * >> + * This program is free software; you can redistribute it and/or modify >> + * it under the terms of the GNU General Public License version 2 as >> + * published by the Free Software Foundation. >> +*/ >> + >> +/dts-v1/; >> +#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 ="console=ttySAC2,115200"; > Don't need console set with... But could I set something like rootfs here ? As the bootloader(old u-boot) offered by the vendor is brick, it is impossible to save any something in u-boot. > >> + stdout-path = &serial_2; > this set. > >> + }; >> + >> + 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 { >> + lable = "GPIO Key Home"; > s/lable/label/ > >> + linux,code = <KEY_HOME>; >> + gpios = <&gpx1 1 GPIO_ACTIVE_LOW>; >> + }; >> + >> + back { >> + lable = "GPIO Key Back"; > ditto... > >> + linux,code = <KEY_BACK>; >> + gpios = <&gpx1 2 GPIO_ACTIVE_LOW>; >> + }; >> + >> + sleep { >> + lable = "GPIO Key Sleep"; >> + linux,code = <KEY_POWER>; >> + gpios = <&gpx3 3 GPIO_ACTIVE_LOW>; >> + }; >> + >> + vol_up { >> + lable = "GPIO Key Vol+"; >> + linux,code = <KEY_UP>; >> + gpios = <&gpx2 1 GPIO_ACTIVE_LOW>; >> + }; >> + >> + vol_down { >> + lable = "GPIO Key Vol-"; >> + linux,code = <KEY_DOWN>; >> + gpios = <&gpx2 0 GPIO_ACTIVE_LOW>; >> + }; >> + }; >> + >> + beep { >> + compatible = "pwm-beeper"; >> + pwms = <&pwm>; >> + pinctrl-0 = <&pwm0_out>; >> + pinctrl-names = "default"; >> + }; >> +}; >> + >> +&pinctrl_1 { >> + ether-reset { >> + samsung,pins = "gpc0-1"; >> + samsung,pin-function = <1>; >> + samsung,pin-pud = <0>; >> + samsung,pin-drv = <0>; >> + }; >> +}; >> + >> +&sdhci_2 { >> + bus-width = <4>; >> + pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>; >> + pinctrl-names = "default"; >> + broken-cd; >> + cap-sd-highspeed; >> + vmmc-supply = <&ldo23_reg>; >> + vqmmc-supply = <&ldo17_reg>; >> + status = "okay"; >> +}; >> + >> +&ehci { >> + status = "okay"; >> + /* In order to reset USB ethernet */ >> + samsung,vbus-gpio = <&gpc0 1 GPIO_ACTIVE_HIGH>; >> + >> + port@0 { >> + status = "okay"; >> + }; >> + >> + port@2 { >> + status = "okay"; >> + }; >> +}; >> + >> +&exynos_usbphy { >> + status = "okay"; >> +}; >> + >> +&hsotg { >> + dr_mode = "peripheral"; >> + status = "okay"; >> +}; >> + >> +&serial_1 { >> + status = "okay"; >> +}; >> + >> +&serial_2 { >> + status = "okay"; >> +}; >> + >> +&pwm { >> + pinctrl-0 = <&pwm1_out>; >> + pinctrl-names = "default"; >> + samsung,pwm-outputs = <1>; >> + status = "okay"; >> +}; >> + >> +&adc { >> + status = "okay"; >> +}; >> -- >> 2.7.4 >>
Thank you for correct my spell mistake. I would resend a new version in this weekend. After I have done the clock driver samsung s5m8767 regualtor.
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