[PATCH RESEND v6 1/2] arm64: dts: Add the arasan sdhci nodes in apm-storm.dtsi

Suman Tripathi stripathi at apm.com
Tue May 12 15:33:46 AEST 2015


Hi ,

On Mon, May 11, 2015 at 2:08 PM, Suman Tripathi <stripathi at apm.com> wrote:
> This patch adds the arasan sdhci nodes to reuse the of-arasan
> driver for APM X-Gene SoC.
>
> Signed-off-by: Suman Tripathi <stripathi at apm.com>
> ---
>  arch/arm64/boot/dts/apm/apm-mustang.dts |  4 +++
>  arch/arm64/boot/dts/apm/apm-storm.dtsi  | 43 +++++++++++++++++++++++++++++++++
>  2 files changed, 47 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/apm/apm-mustang.dts b/arch/arm64/boot/dts/apm/apm-mustang.dts
> index 83578e7..7ccd517 100644
> --- a/arch/arm64/boot/dts/apm/apm-mustang.dts
> +++ b/arch/arm64/boot/dts/apm/apm-mustang.dts
> @@ -52,3 +52,7 @@
>  &xgenet {
>         status = "ok";
>  };
> +
> +&sdhci0 {
> +       status = "ok";
> +};
> diff --git a/arch/arm64/boot/dts/apm/apm-storm.dtsi b/arch/arm64/boot/dts/apm/apm-storm.dtsi
> index c8d3e0e..b5d2698 100644
> --- a/arch/arm64/boot/dts/apm/apm-storm.dtsi
> +++ b/arch/arm64/boot/dts/apm/apm-storm.dtsi
> @@ -145,6 +145,40 @@
>                                 clock-output-names = "socplldiv2";
>                         };
>
> +                       ahbclk: ahbclk at 1f2ac000 {
> +                               compatible = "apm,xgene-device-clock";
> +                               #clock-cells = <1>;
> +                               clocks = <&socplldiv2 0>;
> +                               reg = <0x0 0x1f2ac000 0x0 0x1000
> +                                       0x0 0x17000000 0x0 0x2000>;
> +                               reg-names = "csr-reg", "div-reg";
> +                               csr-offset = <0x0>;
> +                               csr-mask = <0x1>;
> +                               enable-offset = <0x8>;
> +                               enable-mask = <0x1>;
> +                               divider-offset = <0x164>;
> +                               divider-width = <0x5>;
> +                               divider-shift = <0x0>;
> +                               clock-output-names = "ahbclk";
> +                       };
> +
> +                       sdioclk: sdioclk at 1f2ac000 {
> +                               compatible = "apm,xgene-device-clock";
> +                               #clock-cells = <1>;
> +                               clocks = <&socplldiv2 0>;
> +                               reg = <0x0 0x1f2ac000 0x0 0x1000
> +                                       0x0 0x17000000 0x0 0x2000>;
> +                               reg-names = "csr-reg", "div-reg";
> +                               csr-offset = <0x0>;
> +                               csr-mask = <0x2>;
> +                               enable-offset = <0x8>;
> +                               enable-mask = <0x2>;
> +                               divider-offset = <0x178>;
> +                               divider-width = <0x8>;
> +                               divider-shift = <0x0>;
> +                               clock-output-names = "sdioclk";
> +                       };
> +
>                         qmlclk: qmlclk {
>                                 compatible = "apm,xgene-device-clock";
>                                 #clock-cells = <1>;
> @@ -533,6 +567,15 @@
>                         interrupts = <0x0 0x4f 0x4>;
>                 };
>
> +               sdhci0: sdhci at 1c000000 {
> +                       compatible = "arasan,sdhci-4.9a";
> +                       reg = <0x0 0x1c000000 0x0 0x100>;
> +                       interrupts = <0x0 0x49 0x4>;
> +                       dma-coherent;
> +                       clock-names = "clk_xin", "clk_ahb";
> +                       clocks = <&sdioclk 0>, <&ahbclk 0>;
> +               };
> +
>                 phy1: phy at 1f21a000 {
>                         compatible = "apm,xgene-phy";
>                         reg = <0x0 0x1f21a000 0x0 0x100>;
> --
> 1.8.2.1
>

Can anyone from dt community review this patch ? I have changed the dts node
names from sdhc to sdhci as per Arnd, Michael comments .

-- 
Thanks,
with regards,
Suman Tripathi


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