[PATCH 1/4] ODROID-X: dts: Add board dts file for ODROID-X

Thomas Abraham thomas.abraham at linaro.org
Mon Dec 17 20:22:16 EST 2012


Hi Dongjin,

On 17 December 2012 13:55, Dongjin Kim <tobetter at gmail.com> wrote:
> Add initial dtb file for Hardkernel's ODROID-X board based on EXYNOS4412 SoC.
>
> Signed-off-by: Dongjin Kim <tobetter at gmail.com>
> ---
>  arch/arm/boot/dts/Makefile               |    1 +
>  arch/arm/boot/dts/exynos4412-odroidx.dts |   52 ++++++++++++++++++++++++++++++
>  2 files changed, 53 insertions(+)
>  create mode 100644 arch/arm/boot/dts/exynos4412-odroidx.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index ca6fb8e..3355af9 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -45,6 +45,7 @@ dtb-$(CONFIG_ARCH_EXYNOS) += exynos4210-origen.dtb \
>         exynos5250-smdk5250.dtb \
>         exynos5440-ssdk5440.dtb \
>         exynos4412-smdk4412.dtb \
> +       exynos4412-odroidx.dtb \
>         exynos5250-smdk5250.dtb \
>         exynos5250-snow.dtb
>  dtb-$(CONFIG_ARCH_HIGHBANK) += highbank.dtb \
> diff --git a/arch/arm/boot/dts/exynos4412-odroidx.dts b/arch/arm/boot/dts/exynos4412-odroidx.dts
> new file mode 100644
> index 0000000..786ddd7
> --- /dev/null
> +++ b/arch/arm/boot/dts/exynos4412-odroidx.dts
> @@ -0,0 +1,52 @@
> +/*
> + * Hardkernel's Exynos4412 based ODROID-X board device tree source
> + *
> + * Copyright (c) 2012-2013 Dongjin Kim <tobetter at gmail.com>
> + *
> + * Device tree source file for Hardkernel's ODROID-X 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.dtsi"
> +
> +/ {
> +       model = "Hardkernel ODROID-X board based on Exynos4412";
> +       compatible = "samsung,exynos4412";
> +
> +       memory {
> +               reg = <0x40000000 0x40000000>;
> +       };
> +
> +       chosen {
> +               bootargs ="root=/dev/mmcblk0p3 rw console=ttySAC1,115200 init=/sbin/init delay=2";
> +       };
> +
> +       serial at 13800000 {
> +               status = "okay";
> +       };
> +
> +       serial at 13810000 {
> +               status = "okay";
> +       };
> +
> +       serial at 13820000 {
> +               status = "okay";
> +       };
> +
> +       serial at 13830000 {
> +               status = "okay";
> +       };
> +
> +       sdhci at 12530000 {
> +               bus-width = <4>;
> +               samsung,cd-pinmux-gpio = <&gpk2 2 2 3 3>;

The card detect line should also be configured using pinctrl
interface. When pinctrl is enabled on Exynos, the old-style gpio
bindings is not supported. So a pinctrl node for sd2_cmd should be
defined which then can be listed in pinctrl-0.

> +               pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
> +               pinctrl-names = "default";
> +               status = "okay";
> +       };
> +};
> --
> 1.7.9.5
>



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