Hi Rahul,
On 20 April 2014 15:38, Rahul Sharma <rahul.sharma@xxxxxxxxxxx> wrote:
> From: Rahul Sharma <Rahul.Sharma@xxxxxxxxxxx>
>
> Extend the support for simple phys for exynos5250 SoC
> in simple phy driver.
>
> Change-Id: I39e7745e01ae4b1cf5063dce8a29ebdc37180130
> ---
> .../devicetree/bindings/phy/samsung-phy.txt | 22 ++++++++++++++++++++
> drivers/phy/exynos-simple-phy.c | 9 ++++++++
> 2 files changed, 31 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/phy/samsung-phy.txt b/Documentation/devicetree/bindings/phy/samsung-phy.txt
> index f97c4c3..f469099 100644
> --- a/Documentation/devicetree/bindings/phy/samsung-phy.txt
> +++ b/Documentation/devicetree/bindings/phy/samsung-phy.txt
> @@ -122,6 +122,7 @@ Required properties:
> - compatible : should be one of the listed compatibles:
> - "samsung,exynos4210-simple-phy"
> - "samsung,exynos4412-simple-phy"
> + - "samsung,exynos5250-simple-phy"
> - reg : offset and length of the register set;
> - #phy-cells : from the generic phy bindings, must be 1;
>
> @@ -138,3 +139,24 @@ the PHY specifier identifies the PHY and its meaning is as follows:
> 0 - HDMI PHY,
> 1 - ADC PHY,
>
> +For "samsung,exynos5250-simple-phy" compatible PHYs the second cell in
> +the PHY specifier identifies the PHY and its meaning is as follows:
> + 0 - HDMI PHY,
> + 1 - ADC PHY,
> + 2 - ADC PHY,
What is the difference between 1 and 2? Probably it should be SATA?
> +
> +Example:
> +Simple PHY provider node:
> +
> + simplephys: simple-phys@10040000 {
> + compatible = "samsung,exynos5250-simple-phy";
> + reg = <0x10040000 0x10000>;
> + #phy-cells = <1>;
> + };
> +
> +Other nodes accessing simple PHYs:
> +
> + hdmi {
> + phys = <&simplephys 0>;
> + phy-names = "hdmiphy";
> + };
> diff --git a/drivers/phy/exynos-simple-phy.c b/drivers/phy/exynos-simple-phy.c
> index 57ad338..187f6b1 100644
> --- a/drivers/phy/exynos-simple-phy.c
> +++ b/drivers/phy/exynos-simple-phy.c
> @@ -64,11 +64,20 @@ static const u32 exynos4412_offsets[] = {
> ~0, /* end mark */
> };
>
> +static const u32 exynos5250_offsets[] = {
> + 0x0700, /* HDMI_PHY */
> + 0x0718, /* ADC_PHY */
> + 0x0724, /* SATA_PHY */
> + ~0, /* end mark */
> +};
> +
--
With warm regards,
Sachin
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