Hi Jaehoon,
Am 25.07.2014 03:11, schrieb Jaehoon Chung:
> Almost Soc is used the slot per a host.
Something's very wrong with this sentence. What are you trying to say?
Almost all SoCs use one slot only per host controller device?
> Don't use the slot-node and deprecated the "supports-highsped" property.
s/deprecated/deprecate/ ?
s/highsped/highspeed/
> Instead, use the cap-mmc/sd-highspeed.
>
> Signed-off-by: Jaehoon Chung <jh80.ch...@samsung.com>
> Reviewed-by: Tushar Behera <trbli...@gmail.com>
> Reviewed-by: Ulf Hansson <ulf.hans...@linaro.org>
> Tested-by: Sachin Kamat <sachin.ka...@samsung.com>
> Acked-by: Seungwon Jeon <tgih....@samsung.com>
> ---
> .../devicetree/bindings/mmc/exynos-dw-mshc.txt | 17 +++++------------
> .../devicetree/bindings/mmc/k3-dw-mshc.txt | 12 +++++-------
> .../devicetree/bindings/mmc/synopsys-dw-mshc.txt | 12 +++++-------
> 3 files changed, 15 insertions(+), 26 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt
> b/Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt
> index 532b1d4..9308325 100644
> --- a/Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt
> +++ b/Documentation/devicetree/bindings/mmc/exynos-dw-mshc.txt
> @@ -46,13 +46,14 @@ Required Properties:
> - if CIU clock divider value is 0 (that is divide by 1), both tx and rx
> phase shift clocks should be 0.
>
> -Required properties for a slot:
> +Required properties for a slot (Deprecated - Recommend to use one slot per a
> host):
"per host"
>
> * gpios: specifies a list of gpios used for command, clock and data bus. The
> first gpio is the command line and the second gpio is the clock line. The
> rest of the gpios (depending on the bus-width property) are the data lines
> in
> no particular order. The format of the gpio specifier depends on the gpio
> controller.
> + (Deprecated - Refer to
> Documentaion/devicetree/binding/pinctrl/samsung-pinctrl.txt)
"Documentation/"
Nit: Is the indentation intentional? (parenthesis not aligned with text)
>
> Example:
>
> @@ -69,21 +70,13 @@ Example:
>
> dwmmc0@12200000 {
> num-slots = <1>;
> - supports-highspeed;
> + cap-mmc-highspeed;
> + cap-sd-highspeed;
> broken-cd;
> fifo-depth = <0x80>;
> card-detect-delay = <200>;
> samsung,dw-mshc-ciu-div = <3>;
> samsung,dw-mshc-sdr-timing = <2 3>;
> samsung,dw-mshc-ddr-timing = <1 2>;
> -
> - slot@0 {
> - reg = <0>;
> - bus-width = <8>;
> - gpios = <&gpc0 0 2 0 3>, <&gpc0 1 2 0 3>,
> - <&gpc1 0 2 3 3>, <&gpc1 1 2 3 3>,
> - <&gpc1 2 2 3 3>, <&gpc1 3 2 3 3>,
> - <&gpc0 3 2 3 3>, <&gpc0 4 2 3 3>,
> - <&gpc0 5 2 3 3>, <&gpc0 6 2 3 3>;
> - };
> + bus-width = <8>;
> };
> diff --git a/Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt
> b/Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt
> index e5bc49f..3b35449 100644
> --- a/Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt
> +++ b/Documentation/devicetree/bindings/mmc/k3-dw-mshc.txt
> @@ -34,13 +34,11 @@ Example:
> num-slots = <1>;
> vmmc-supply = <&ldo12>;
> fifo-depth = <0x100>;
> - supports-highspeed;
> pinctrl-names = "default";
> pinctrl-0 = <&sd_pmx_pins &sd_cfg_func1 &sd_cfg_func2>;
> - slot@0 {
> - reg = <0>;
> - bus-width = <4>;
> - disable-wp;
> - cd-gpios = <&gpio10 3 0>;
> - };
> + bus-width = <4>;
> + disable-wp;
> + cd-gpios = <&gpio10 3 0>;
> + cap-mmc-highspeed;
> + cap-sd-highspeed;
> };
> diff --git a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt
> b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt
> index 2d4a725..346c609 100644
> --- a/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt
> +++ b/Documentation/devicetree/bindings/mmc/synopsys-dw-mshc.txt
> @@ -67,7 +67,8 @@ Optional properties:
> * card-detect-delay: Delay in milli-seconds before detecting card after card
> insert event. The default value is 0.
>
> -* supports-highspeed: Enables support for high speed cards (up to 50MHz)
> +* supports-highspeed (DEPRECATED): Enables support for high speed cards (up
> to 50MHz)
> + (use "cap-mmc-highspeed" or "cap-sd-highspeed"
> instead)
>
> * broken-cd: as documented in mmc core bindings.
>
> @@ -98,14 +99,11 @@ board specific portions as listed below.
> clock-frequency = <400000000>;
> clock-freq-min-max = <400000 200000000>;
> num-slots = <1>;
> - supports-highspeed;
> broken-cd;
> fifo-depth = <0x80>;
> card-detect-delay = <200>;
> vmmc-supply = <&buck8>;
> -
> - slot@0 {
> - reg = <0>;
> - bus-width = <8>;
> - };
> + bus-width = <8>;
> + cap-mmc-highspeed;
> + cap-sd-highspeed;
> };
Regards,
Andreas
--
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