Re: [PATCH V2 2/2] ARM: dts: Enable ahci sata and sata phy

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Any comments on this patch?

On Mon, Nov 11, 2013 at 2:02 PM, Yuvaraj Kumar C D <yuvaraj.cd@xxxxxxxxx> wrote:
> This patch adds dt entry for ahci sata controller and its
> corresponding phy controller.phy node has been added w.r.t
> new generic phy framework.
>
> Changes since V1:
>         1.Minor changes to node name convention
>         2.Updated binding document.
>
> Signed-off-by: Yuvaraj Kumar C D <yuvaraj.cd@xxxxxxxxxxx>
> ---
>  .../devicetree/bindings/ata/exynos-sata-phy.txt    |   19 +++++++++++++-----
>  .../devicetree/bindings/ata/exynos-sata.txt        |   17 +++++++++++-----
>  arch/arm/boot/dts/exynos5250-arndale.dts           |    9 ++++++++-
>  arch/arm/boot/dts/exynos5250-smdk5250.dts          |    8 ++------
>  arch/arm/boot/dts/exynos5250.dtsi                  |   21 ++++++++++++++++----
>  5 files changed, 53 insertions(+), 21 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/ata/exynos-sata-phy.txt b/Documentation/devicetree/bindings/ata/exynos-sata-phy.txt
> index 37824fa..a679e17 100644
> --- a/Documentation/devicetree/bindings/ata/exynos-sata-phy.txt
> +++ b/Documentation/devicetree/bindings/ata/exynos-sata-phy.txt
> @@ -4,11 +4,20 @@ SATA PHY nodes are defined to describe on-chip SATA Physical layer controllers.
>  Each SATA PHY controller should have its own node.
>
>  Required properties:
> -- compatible        : compatible list, contains "samsung,exynos5-sata-phy"
> +- compatible        : compatible list, contains "samsung,exynos5250-sata-phy"
>  - reg               : <registers mapping>
>
>  Example:
> -        sata@ffe07000 {
> -                compatible = "samsung,exynos5-sata-phy";
> -                reg = <0xffe07000 0x1000>;
> -        };
> +       sata_phy: sata-phy@12170000 {
> +               compatible = "samsung,exynos5250-sata-phy";
> +               reg = <0x12170000 0x1ff>;
> +               clocks = <&clock 287>;
> +               clock-names = "sata_phyctrl";
> +               #phy-cells = <0>;
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               ranges;
> +               sataphy-pmu {
> +                       reg = <0x10040724 0x4>;
> +                       };
> +       };
> diff --git a/Documentation/devicetree/bindings/ata/exynos-sata.txt b/Documentation/devicetree/bindings/ata/exynos-sata.txt
> index 0849f10..8ec7327 100644
> --- a/Documentation/devicetree/bindings/ata/exynos-sata.txt
> +++ b/Documentation/devicetree/bindings/ata/exynos-sata.txt
> @@ -8,10 +8,17 @@ Required properties:
>  - interrupts        : <interrupt mapping for SATA IRQ>
>  - reg               : <registers mapping>
>  - samsung,sata-freq : <frequency in MHz>
> +- phys              : as mentioned in phy-bindings.txt
> +- phy-names         : as mentioned in phy-bindings.txt
>
>  Example:
> -        sata@ffe08000 {
> -                compatible = "samsung,exynos5-sata";
> -                reg = <0xffe08000 0x1000>;
> -                interrupts = <115>;
> -        };
> +       sata@122F0000 {
> +               compatible = "snps,dwc-ahci";
> +               samsung,sata-freq = <66>;
> +               reg = <0x122F0000 0x1ff>;
> +               interrupts = <0 115 0>;
> +               clocks = <&clock 277>, <&clock 143>;
> +               clock-names = "sata", "sclk_sata";
> +               phys = <&sata_phy>;
> +               phy-names = "sata-phy";
> +       };
> diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
> index b77a37e..434e4f3 100644
> --- a/arch/arm/boot/dts/exynos5250-arndale.dts
> +++ b/arch/arm/boot/dts/exynos5250-arndale.dts
> @@ -381,7 +381,14 @@
>         };
>
>         i2c@121D0000 {
> -               status = "disabled";
> +               samsung,i2c-sda-delay = <100>;
> +               samsung,i2c-max-bus-freq = <40000>;
> +               samsung,i2c-slave-addr = <0x38>;
> +
> +               sata-phy {
> +                       compatible = "sata-phy-i2c";
> +                       reg = <0x38>;
> +               };
>         };
>
>         mmc_0: mmc@12200000 {
> diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> index 13746df..eeeeef9 100644
> --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> @@ -90,16 +90,12 @@
>                 samsung,i2c-max-bus-freq = <40000>;
>                 samsung,i2c-slave-addr = <0x38>;
>
> -               sata-phy {
> -                       compatible = "samsung,sata-phy";
> +               sata-phy@38 {
> +                       compatible = "sata-phy-i2c";
>                         reg = <0x38>;
>                 };
>         };
>
> -       sata@122F0000 {
> -               samsung,sata-freq = <66>;
> -       };
> -
>         i2c@12C80000 {
>                 samsung,i2c-sda-delay = <100>;
>                 samsung,i2c-max-bus-freq = <66000>;
> diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
> index 80b5df5..d24db31 100644
> --- a/arch/arm/boot/dts/exynos5250.dtsi
> +++ b/arch/arm/boot/dts/exynos5250.dtsi
> @@ -46,6 +46,7 @@
>                 i2c6 = &i2c_6;
>                 i2c7 = &i2c_7;
>                 i2c8 = &i2c_8;
> +               i2c9 = &i2c_9;
>                 pinctrl0 = &pinctrl_0;
>                 pinctrl1 = &pinctrl_1;
>                 pinctrl2 = &pinctrl_2;
> @@ -216,16 +217,28 @@
>         };
>
>         sata@122F0000 {
> -               compatible = "samsung,exynos5-sata-ahci";
> +               compatible = "snps,dwc-ahci";
> +               samsung,sata-freq = <66>;
>                 reg = <0x122F0000 0x1ff>;
>                 interrupts = <0 115 0>;
>                 clocks = <&clock 277>, <&clock 143>;
>                 clock-names = "sata", "sclk_sata";
> +               phys = <&sata_phy>;
> +               phy-names = "sata-phy";
>         };
>
> -       sata-phy@12170000 {
> -               compatible = "samsung,exynos5-sata-phy";
> +       sata_phy: sata-phy@12170000 {
> +               compatible = "samsung,exynos5250-sata-phy";
>                 reg = <0x12170000 0x1ff>;
> +               clocks = <&clock 287>;
> +               clock-names = "sata_phyctrl";
> +               #phy-cells = <0>;
> +               #address-cells = <1>;
> +               #size-cells = <1>;
> +               ranges;
> +               sataphy-pmu {
> +                       reg = <0x10040724 0x4>;
> +                       };
>         };
>
>         i2c_0: i2c@12C60000 {
> @@ -334,7 +347,7 @@
>                 clock-names = "i2c";
>         };
>
> -       i2c@121D0000 {
> +       i2c_9: i2c@121D0000 {
>                  compatible = "samsung,exynos5-sata-phy-i2c";
>                  reg = <0x121D0000 0x100>;
>                  #address-cells = <1>;
> --
> 1.7.9.5
>
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