* RE: [PATCH v4 3/3] ARM: dts: Add nodes for dw_mmc controllers for Samsung Exynos5250 platforms
2012-09-04 19:49 ` [PATCH v4 3/3] ARM: dts: Add nodes for dw_mmc controllers for Samsung Exynos5250 platforms Thomas Abraham
@ 2012-09-05 10:43 ` Seungwon Jeon
0 siblings, 0 replies; 2+ messages in thread
From: Seungwon Jeon @ 2012-09-05 10:43 UTC (permalink / raw)
To: 'Thomas Abraham', linux-mmc, devicetree-discuss
Cc: will.newton, cjb, grant.likely, rob.herring, linux-samsung-soc,
kgene.kim, girish.shivananjappa, jh80.chung, patches
On Wednesday, September 05, 2012, Thomas Abraham <thomas.abraham@linaro.org> wrote:
> Add device nodes for the four instances of dw_mmc controllers in Exynos5250
> and enable instance 0 and 2 for the smdk5250 board.
>
> Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org>
> ---
> arch/arm/boot/dts/exynos5250-smdk5250.dts | 57 +++++++++++++++++++++++++++++
> arch/arm/boot/dts/exynos5250.dtsi | 32 ++++++++++++++++
> 2 files changed, 89 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> index 8a5e348..ae1cffe 100644
> --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> @@ -16,6 +16,13 @@
> model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
> compatible = "samsung,smdk5250", "samsung,exynos5250";
>
> + aliases {
> + mshc0 = &dwmmc_0;
> + mshc1 = &dwmmc_1;
> + mshc2 = &dwmmc_2;
> + mshc3 = &dwmmc_3;
> + };
> +
> memory {
> reg = <0x40000000 0x80000000>;
> };
> @@ -72,6 +79,56 @@
> status = "disabled";
> };
>
> + dwmmc_0: dwmmc0@12200000 {
> + num-slots = <1>;
> + supports-highspeed;
> + broken-cd;
> + fifo-depth = <0x80>;
> + card-detect-delay = <200>;
> + samsung,dw-mshc-ciu-div = <3>;
> + samsung,dw-mshc-sdr-timing = <2 3 3>;
> + samsung,dw-mshc-ddr-timing = <1 2 3>;
As adding dw-mshc-ciu-div, third field of dw-mshc-ddr-timing can be removed.
Thanks,
Seungwon Jeon
> +
> + 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>;
> + };
> + };
> +
> + dwmmc_1: dwmmc1@12210000 {
> + status = "disabled";
> + };
> +
> + dwmmc_2: dwmmc2@12220000 {
> + num-slots = <1>;
> + supports-highspeed;
> + fifo-depth = <0x80>;
> + card-detect-delay = <200>;
> + samsung,dw-mshc-ciu-div = <3>;
> + samsung,dw-mshc-sdr-timing = <2 3 3>;
> + samsung,dw-mshc-ddr-timing = <1 2 3>;
> +
> + slot@0 {
> + reg = <0>;
> + bus-width = <4>;
> + samsung,cd-pinmux-gpio = <&gpc3 2 2 3 3>;
> + gpios = <&gpc3 0 2 0 3>, <&gpc3 1 2 0 3>,
> + <&gpc3 3 2 3 3>, <&gpc3 4 2 3 3>,
> + <&gpc3 5 2 3 3>, <&gpc3 6 2 3 3>,
> + <&gpc4 3 3 3 3>, <&gpc4 3 3 3 3>,
> + <&gpc4 5 3 3 3>, <&gpc4 6 3 3 3>;
> + };
> + };
> +
> + dwmmc_3: dwmmc3@12230000 {
> + status = "disabled";
> + };
> +
> spi_0: spi@12d20000 {
> status = "disabled";
> };
> diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
> index 004aaa8..f69e389 100644
> --- a/arch/arm/boot/dts/exynos5250.dtsi
> +++ b/arch/arm/boot/dts/exynos5250.dtsi
> @@ -182,6 +182,38 @@
> #size-cells = <0>;
> };
>
> + dwmmc0@12200000 {
> + compatible = "samsung,exynos5250-dw-mshc";
> + reg = <0x12200000 0x1000>;
> + interrupts = <0 75 0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + dwmmc1@12210000 {
> + compatible = "samsung,exynos5250-dw-mshc";
> + reg = <0x12210000 0x1000>;
> + interrupts = <0 76 0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + dwmmc2@12220000 {
> + compatible = "samsung,exynos5250-dw-mshc";
> + reg = <0x12220000 0x1000>;
> + interrupts = <0 77 0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> + dwmmc3@12230000 {
> + compatible = "samsung,exynos5250-dw-mshc";
> + reg = <0x12230000 0x1000>;
> + interrupts = <0 78 0>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + };
> +
> amba {
> #address-cells = <1>;
> #size-cells = <1>;
> --
> 1.6.6.rc2
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-mmc" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
^ permalink raw reply [flat|nested] 2+ messages in thread