[PATCH] ARM: dts: omap3-ldp: fix mmc configuration

Balaji T K balajitk at ti.com
Tue Feb 4 07:46:01 EST 2014


On Tuesday 21 January 2014 05:04 AM, Nishanth Menon wrote:
> MMC1 is the only MMC interface available on the platform. Further,
> since the platform is based on older revision of SoC which is not
> capable of doing multi-block writes, mark it so and add pinmux

s/writes/read

Thanks and Regards,
Balaji T K

> to ensure that all relevant pins are configured for non-MMC boot
> mode.
>
> Signed-off-by: Nishanth Menon <nm at ti.com>
> ---
> ti,erratum-2.1.1.128 introduced in https://patchwork.kernel.org/patch/3514851/
> hence depends on the same.
>   arch/arm/boot/dts/omap3-ldp.dts |   22 ++++++++++++++++++++++
>   1 file changed, 22 insertions(+)
>
> diff --git a/arch/arm/boot/dts/omap3-ldp.dts b/arch/arm/boot/dts/omap3-ldp.dts
> index ddce0d8..bc0cc66 100644
> --- a/arch/arm/boot/dts/omap3-ldp.dts
> +++ b/arch/arm/boot/dts/omap3-ldp.dts
> @@ -176,6 +176,17 @@
>   &mmc1 {
>   	vmmc-supply = <&vmmc1>;
>   	bus-width = <4>;
> +	ti,erratum-2.1.1.128;
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&mmc1_pins>;
> +};
> +
> +&mmc2 {
> +	status="disabled";
> +};
> +
> +&mmc3 {
> +	status="disabled";
>   };
>
>   &omap3_pmx_core {
> @@ -209,6 +220,17 @@
>   			0x174 (PIN_OUTPUT | MUX_MODE0)	/* hsusb0_stp.hsusb0_stp */
>   		>;
>   	};
> +
> +	mmc1_pins: pinmux_mmc1_pins {
> +		pinctrl-single,pins = <
> +			OMAP3_CORE1_IOPAD(0x2144, PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc1_clk.mmc1_clk */
> +			OMAP3_CORE1_IOPAD(0x2146, PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc1_cmd.mmc1_cmd */
> +			OMAP3_CORE1_IOPAD(0x2148, PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc1_dat0.mmc1_dat0 */
> +			OMAP3_CORE1_IOPAD(0x214A, PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc1_dat1.mmc1_dat1 */
> +			OMAP3_CORE1_IOPAD(0x214C, PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc1_dat2.mmc1_dat2 */
> +			OMAP3_CORE1_IOPAD(0x214e, PIN_INPUT_PULLUP | MUX_MODE0)	/* mmc1_dat3.mmc1_dat3 */
> +		>;
> +	};
>   };
>
>   &usb_otg_hs {
>




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