[v2 1/4] ARM: dtsi: enable ahci sata on imx6q platforms

Shawn Guo shawn.guo at linaro.org
Mon Jul 1 10:37:09 EDT 2013


On Mon, Jul 01, 2013 at 06:02:52PM +0800, Richard Zhu wrote:
> Only imx6q has the ahci sata controller, enable
> it on imx6q platforms.
> 
> Signed-off-by: Richard Zhu <r65037 at freescale.com>
> ---
>  arch/arm/boot/dts/imx6q-sabreauto.dts |    4 ++++
>  arch/arm/boot/dts/imx6q-sabrelite.dts |    4 ++++
>  arch/arm/boot/dts/imx6q-sabresd.dts   |    4 ++++
>  arch/arm/boot/dts/imx6q.dtsi          |    9 +++++++++
>  4 files changed, 21 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/imx6q-sabreauto.dts b/arch/arm/boot/dts/imx6q-sabreauto.dts
> index 09a7580..dd40f00 100644
> --- a/arch/arm/boot/dts/imx6q-sabreauto.dts
> +++ b/arch/arm/boot/dts/imx6q-sabreauto.dts
> @@ -20,6 +20,10 @@
>  	compatible = "fsl,imx6q-sabreauto", "fsl,imx6q";
>  };
>  
> +&ahci { /* AHCI SATA */

All these "AHCI SATA" comments are not so useful.  Please just drop
them.

Shawn

> +	status = "okay";
> +};
> +
>  &iomuxc {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_hog>;
> diff --git a/arch/arm/boot/dts/imx6q-sabrelite.dts b/arch/arm/boot/dts/imx6q-sabrelite.dts
> index 6a00066..fde2afd 100644
> --- a/arch/arm/boot/dts/imx6q-sabrelite.dts
> +++ b/arch/arm/boot/dts/imx6q-sabrelite.dts
> @@ -65,6 +65,10 @@
>  	};
>  };
>  
> +&ahci { /* AHCI SATA */
> +	status = "okay";
> +};
> +
>  &ecspi1 {
>  	fsl,spi-num-chipselects = <1>;
>  	cs-gpios = <&gpio3 19 0>;
> diff --git a/arch/arm/boot/dts/imx6q-sabresd.dts b/arch/arm/boot/dts/imx6q-sabresd.dts
> index 0038228..e9b6825 100644
> --- a/arch/arm/boot/dts/imx6q-sabresd.dts
> +++ b/arch/arm/boot/dts/imx6q-sabresd.dts
> @@ -20,6 +20,10 @@
>  	compatible = "fsl,imx6q-sabresd", "fsl,imx6q";
>  };
>  
> +&ahci { /* AHCI SATA */
> +	status = "okay";
> +};
> +
>  &iomuxc {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_hog>;
> diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
> index e7dd2c4..7c1af2b 100644
> --- a/arch/arm/boot/dts/imx6q.dtsi
> +++ b/arch/arm/boot/dts/imx6q.dtsi
> @@ -424,6 +424,15 @@
>  			};
>  		};
>  
> +		ahci: ahci at 02200000 { /* AHCI SATA */
> +			compatible = "snps,imx-ahci";
> +			reg = <0x02200000 0x4000>;
> +			interrupts = <0 39 0x04>;
> +			clocks = <&clks 154>, <&clks 187>;
> +			clock-names = "sata", "sata_ref_100m";
> +			status = "disabled";
> +		};
> +
>  		ipu2: ipu at 02800000 {
>  			#crtc-cells = <1>;
>  			compatible = "fsl,imx6q-ipu";
> -- 
> 1.7.5.4
> 




More information about the linux-arm-kernel mailing list