On Wed, Dec 02, 2015 at 02:29:09PM +0800, Xinwei Kong wrote:
> This patch adds all I2C nodes for the Hi6220 SoC. This hi6220 Soc
> use this I2C IP of Synopsys Designware for HiKey board.
>
> Signed-off-by: Xinwei Kong <kong.kongxinwei@xxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 31 +++++++++++++++++++++++++++++++
> 1 file changed, 31 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> index 82d2488..6eae673 100644
> --- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> +++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
> @@ -208,5 +208,36 @@
> clock-names = "uartclk", "apb_pclk";
> status = "disabled";
> };
> +
> + i2c0: i2c@f7100000 {
> + compatible = "snps,designware-i2c";
> + reg = <0x0 0xf7100000 0x0 0x1000>;
> + interrupts = <0 44 4>;
> + i2c-sda-hold-time-ns = <300>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c0_pmx_func &i2c0_cfg_func>;
> + status = "disabled";
You got me wrong. I was asking you to drop property 'clock-names' only,
not 'clocks' together. I do not think it works if you drop property
'clocks', because I see that dw_i2c_plat_probe() will fail if
devm_clk_get() fails. Did you test the patch before posting it out?
Shawn
> + };
> +
> + i2c1: i2c@f7101000 {
> + compatible = "snps,designware-i2c";
> + reg = <0x0 0xf7101000 0x0 0x1000>;
> + interrupts = <0 45 4>;
> + i2c-sda-hold-time-ns = <300>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c1_pmx_func &i2c1_cfg_func>;
> + status = "disabled";
> + };
> +
> + i2c2: i2c@f7102000 {
> + compatible = "snps,designware-i2c";
> + reg = <0x0 0xf7102000 0x0 0x1000>;
> + interrupts = <0 46 4>;
> + i2c-sda-hold-time-ns = <300>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&i2c2_pmx_func &i2c2_cfg_func>;
> + status = "disabled";
> + };
> +
> };
> };
> --
> 1.9.1
>
>
>
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