linux-kernel - Re: [PATCH] ARM: dts: stm32: add FMC support on STM32MP13x SoC family

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Date:   Tue, 28 Mar 2023 16:53:43 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Christophe Kerello <christophe.kerello@...s.st.com>,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        alexandre.torgue@...s.st.com
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com
Subject: Re: [PATCH] ARM: dts: stm32: add FMC support on STM32MP13x SoC family

On 28/03/2023 14:26, Christophe Kerello wrote:
> This patch adds the FMC support on STM32MP13x SoC family.

Do not use "This commit/patch", but imperative mood. See:
https://elixir.bootlin.com/linux/v5.17.1/source/Documentation/process/submitting-patches.rst#L95

> 
> Signed-off-by: Christophe Kerello <christophe.kerello@...s.st.com>
> ---
>  arch/arm/boot/dts/stm32mp131.dtsi | 34 +++++++++++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/stm32mp131.dtsi b/arch/arm/boot/dts/stm32mp131.dtsi
> index 5949473cbbfd..7af3eb15c204 100644
> --- a/arch/arm/boot/dts/stm32mp131.dtsi
> +++ b/arch/arm/boot/dts/stm32mp131.dtsi
> @@ -1137,6 +1137,40 @@ mdma: dma-controller@...00000 {
>  			dma-requests = <48>;
>  		};
>  
> +		fmc: memory-controller@...02000 {
> +			#address-cells = <2>;
> +			#size-cells = <1>;
> +			compatible = "st,stm32mp1-fmc2-ebi";
> +			reg = <0x58002000 0x1000>;


compatible is first, reg is second. ranges if present should be third.

> +			clocks = <&rcc FMC_K>;
> +			resets = <&rcc FMC_R>;
> +			status = "disabled";
> +
> +			ranges = <0 0 0x60000000 0x04000000>, /* EBI CS 1 */

Best regards,
Krzysztof