[PATCH v2 1/2] ARM: dts: dra7-evm: Add mmc1 node for micro-sd support
Nishanth Menon
nm at ti.com
Wed Oct 9 09:14:40 EDT 2013
On 10/07/2013 11:25 AM, Balaji T K wrote:
> Add mmc1 dt node to dra7-evm board.
> Input for ldo1 regulator is controlled by gpio 5 of pcf8575 chip (0x21)
> on i2c1 bus. When dt support for gpio-pcf857x is available, input supply
> will be modelled as cascaded regulator.
>
> Signed-off-by: Balaji T K <balajitk at ti.com>
> ---
> Rebase to for_3.13/dts
>
> arch/arm/boot/dts/dra7-evm.dts | 6 ++++++
> 1 files changed, 6 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
> index fbbe406..65cd15a 100644
> --- a/arch/arm/boot/dts/dra7-evm.dts
> +++ b/arch/arm/boot/dts/dra7-evm.dts
> @@ -250,3 +250,9 @@
> pinctrl-names = "default";
> pinctrl-0 = <&uart3_pins>;
> };
> +
> +&mmc1 {
> + status = "okay";
> + vmmc-supply = <&ldo1_reg>;
> + bus-width = <4>;
> +};
>
boot tested on DRA7-EVM
voltage rail is correct based on schematics(rev d1) too
(LDO1->MMC1_3V3->SDcard).
Reviewed-by: Nishanth Menon <nm at ti.com>
Tested-by: Nishanth Menon <nm at ti.com>
--
Regards,
Nishanth Menon
More information about the linux-arm-kernel
mailing list