[Linux-stm32] [PATCH V2 08/22] ARM: dts: stm32: Add eMMC attached to SDMMC2 on AV96

Manivannan Sadhasivam manivannan.sadhasivam at linaro.org
Tue Mar 31 04:43:21 UTC 2020


On Tue, Mar 31, 2020 at 02:56:47AM +0200, Marek Vasut wrote:
> Add DT node describing the eMMC attached to SDMMC2 controller
> of the STM32MP1 on DHCOR SoM, which is the SoM soldered on AV96.
> 
> Signed-off-by: Marek Vasut <marex at denx.de>
> Cc: Alexandre Torgue <alexandre.torgue at st.com>
> Cc: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>
> Cc: Maxime Coquelin <mcoquelin.stm32 at gmail.com>
> Cc: Patrice Chotard <patrice.chotard at st.com>
> Cc: Patrick Delaunay <patrick.delaunay at st.com>
> Cc: linux-stm32 at st-md-mailman.stormreply.com
> To: linux-arm-kernel at lists.infradead.org
> ---
> V2: No change
> ---
>  arch/arm/boot/dts/stm32mp157a-avenger96.dts | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stm32mp157a-avenger96.dts b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
> index 04280353fdbe..6c34a003c3f6 100644
> --- a/arch/arm/boot/dts/stm32mp157a-avenger96.dts
> +++ b/arch/arm/boot/dts/stm32mp157a-avenger96.dts
> @@ -333,6 +333,21 @@ &sdmmc1 {
>  	status = "okay";
>  };
>  
> +&sdmmc2 {
> +	pinctrl-names = "default", "opendrain", "sleep";
> +	pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_b>;
> +	pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_b>;
> +	pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_b>;
> +	bus-width = <8>;
> +	mmc-ddr-1_8v;
> +	no-sd;
> +	no-sdio;
> +	non-removable;
> +	st,neg-edge;
> +	vmmc-supply = <&v1v8>;

As per the latest schematics, vmmc supply is 3v3 and vqmmc supply is 1v8.
With that fixed,

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam at linaro.org>

Thanks,
Mani

> +	status = "okay";
> +};
> +
>  &uart4 {
>  	/* On Low speed expansion header */
>  	label = "LS-UART1";
> -- 
> 2.25.1
> 



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