[U-Boot] [PATCH 2/7] Enable i2c for rk3399

[Heiko Schocher <hs@denx.de>]

Hello Eric,

Am 01.04.2017 um 16:42 schrieb eric.gao at rock-chips.com:
> From: "eric.gao" <eric.gao@rock-chips.com>
>
> Signed-off-by: eric.gao <eric.gao@rock-chips.com>
> ---
>
>   arch/arm/dts/rk3399.dtsi     | 16 ++++++++++++++++
>   configs/evb-rk3399_defconfig |  1 +
>   drivers/i2c/rk_i2c.c         |  1 +
>   3 files changed, 18 insertions(+)

Reviewed-by: Heiko Schocher <hs@denx.de>

bye,
Heiko
>
> diff --git a/arch/arm/dts/rk3399.dtsi b/arch/arm/dts/rk3399.dtsi
> index 456fdb6..93e3bf4 100644
> --- a/arch/arm/dts/rk3399.dtsi
> +++ b/arch/arm/dts/rk3399.dtsi
> @@ -26,6 +26,7 @@
>   		serial4 = &uart4;
>   		mmc0 = &sdhci;
>   		mmc1 = &sdmmc;
> +		i2c0 = &i2c0;
>   	};
>
>   	cpus {
> @@ -651,6 +652,21 @@
>   		status = "disabled";
>   	};
>
> +	i2c0: i2c at ff3c0000 {
> +		compatible = "rockchip,rk3399-i2c";
> +		reg = <0x0 0xff3c0000 0x0 0x1000>;
> +		assigned-clocks = <&pmucru SCLK_I2C0_PMU>;
> +		assigned-clock-rates = <200000000>;
> +		clocks = <&pmucru SCLK_I2C0_PMU>, <&pmucru PCLK_I2C0_PMU>;
> +		clock-names = "i2c", "pclk";
> +		interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH 0>;
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&i2c0_xfer>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		status = "disabled";
> +	};
> +
>   	pinctrl: pinctrl {
>   		u-boot,dm-pre-reloc;
>   		compatible = "rockchip,rk3399-pinctrl";
> diff --git a/configs/evb-rk3399_defconfig b/configs/evb-rk3399_defconfig
> index bedc1fd..2e2f9a8 100644
> --- a/configs/evb-rk3399_defconfig
> +++ b/configs/evb-rk3399_defconfig
> @@ -58,3 +58,4 @@ CONFIG_USB_EHCI_GENERIC=y
>   CONFIG_USB_STORAGE=y
>   CONFIG_USE_TINY_PRINTF=y
>   CONFIG_ERRNO_STR=y
> +CONFIG_SYS_I2C_ROCKCHIP=y
> diff --git a/drivers/i2c/rk_i2c.c b/drivers/i2c/rk_i2c.c
> index 7c701cb..a4c8c2ba 100644
> --- a/drivers/i2c/rk_i2c.c
> +++ b/drivers/i2c/rk_i2c.c
> @@ -381,6 +381,7 @@ static const struct dm_i2c_ops rockchip_i2c_ops = {
>
>   static const struct udevice_id rockchip_i2c_ids[] = {
>   	{ .compatible = "rockchip,rk3288-i2c" },
> +	{ .compatible = "rockchip,rk3399-i2c" },
>   	{ }
>   };
>
>

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