Re: [PATCH v7 10/10] ARM: dts: stm32: add STM32MP1-based Phytec board

[Alexandre TORGUE <alexandre.torgue@foss.st.com>]

On 3/30/23 07:04, Steffen Trumtrar wrote:
> Add the Phytec STM32MP1-3 Dev board. The devboard uses a Phytec
> stm32m157c-som.
> 
> Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
> ---
>   arch/arm/boot/dts/Makefile                    |  3 +-
>   .../dts/stm32mp157c-phycore-stm32mp1-3.dts    | 65 +++++++++++++++++++
>   2 files changed, 67 insertions(+), 1 deletion(-)
>   create mode 100644 arch/arm/boot/dts/stm32mp157c-phycore-stm32mp1-3.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index efe4152e5846d..dfa9a7477c825 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -1252,7 +1252,8 @@ dtb-$(CONFIG_ARCH_STM32) += \
>   	stm32mp157c-ev1.dtb \
>   	stm32mp157c-ev1-scmi.dtb \
>   	stm32mp157c-lxa-mc1.dtb \
> -	stm32mp157c-odyssey.dtb
> +	stm32mp157c-odyssey.dtb \
> +	stm32mp157c-phycore-stm32mp1-3.dtb
>   dtb-$(CONFIG_MACH_SUN4I) += \
>   	sun4i-a10-a1000.dtb \
>   	sun4i-a10-ba10-tvbox.dtb \
> diff --git a/arch/arm/boot/dts/stm32mp157c-phycore-stm32mp1-3.dts b/arch/arm/boot/dts/stm32mp157c-phycore-stm32mp1-3.dts
> new file mode 100644
> index 0000000000000..b433adc728710
> --- /dev/null
> +++ b/arch/arm/boot/dts/stm32mp157c-phycore-stm32mp1-3.dts
> @@ -0,0 +1,65 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
> +/*
> + * Copyright (C) Phytec GmbH 2019-2020 - All Rights Reserved
> + * Author: Dom VOVARD <dom.vovard@linrt.com>.
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/pinctrl/stm32-pinfunc.h>
> +#include "stm32mp157.dtsi"
> +#include "stm32mp15xc.dtsi"
> +#include "stm32mp15xxac-pinctrl.dtsi"
> +#include "stm32mp157c-phycore-stm32mp15-som.dtsi"
> +
> +/ {
> +	model = "PHYTEC phyCORE-STM32MP1-3 Dev Board";
> +	compatible = "phytec,phycore-stm32mp1-3",
> +		     "phytec,phycore-stm32mp157c-som", "st,stm32mp157";
> +
> +	aliases {
> +		mmc0 = &sdmmc1;
> +		mmc1 = &sdmmc2;
> +		mmc2 = &sdmmc3;

mmc aliases are still used in linux?

> +		serial0 = &uart4;
> +		serial1 = &usart3;
> +		serial2 = &usart1;
> +	};
> +};
> +
> +&cryp1 {
> +	status = "okay";
> +};
> +
> +&dts {
> +	status = "okay";
> +};
> +
> +&fmc {
> +	status = "disabled";
> +};
> +
> +&gpu {
> +	status = "okay";
> +};
> +
> +&i2c4_eeprom {
> +	status = "okay";
> +};
> +
> +&i2c4_rtc {
> +	status = "okay";
> +};
> +
> +&qspi {
> +	status = "okay";
> +};
> +
> +&sdmmc1 {
> +	secure-status = "disabled";
> +};
> +
> +&sdmmc2 {
> +	status = "okay";
> +	secure-status = "disabled";
> +};

What is the need to put the secure status disabled for SDMMC nodes ?



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