linux-kernel - Re: [PATCH v3 3/3] riscv: dts: starfive: Add QSPI controller node for StarFive JH7110 SoC

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Message-ID: <7b7694da-8b40-d76a-adca-4cf9aa206ff4@linaro.org>
Date:   Mon, 19 Jun 2023 14:20:11 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     William Qiu <william.qiu@...rfivetech.com>,
        devicetree@...r.kernel.org, linux-spi@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org
Cc:     Mark Brown <broonie@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Ziv Xu <ziv.xu@...rfivetech.com>
Subject: Re: [PATCH v3 3/3] riscv: dts: starfive: Add QSPI controller node for
 StarFive JH7110 SoC

On 19/06/2023 10:35, William Qiu wrote:
> Add the quad spi controller node for the StarFive JH7110 SoC.
> 
> Co-developed-by: Ziv Xu <ziv.xu@...rfivetech.com>
> Signed-off-by: Ziv Xu <ziv.xu@...rfivetech.com>
> Signed-off-by: William Qiu <william.qiu@...rfivetech.com>
> Reviewed-by: Hal Feng <hal.feng@...rfivetech.com>
> ---
>  .../jh7110-starfive-visionfive-2.dtsi         | 32 +++++++++++++++++++
>  arch/riscv/boot/dts/starfive/jh7110.dtsi      | 18 +++++++++++
>  2 files changed, 50 insertions(+)
> 
> diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> index 2a6d81609284..22212c1150f9 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
> @@ -126,6 +126,38 @@ &i2c6 {
>  	status = "okay";
>  };
>  
> +&qspi {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	nor_flash: flash@0 {
> +		compatible = "jedec,spi-nor";
> +		reg=<0>;

Missing spaces.

> +		cdns,read-delay = <5>;
> +		spi-max-frequency = <12000000>;
> +		cdns,tshsl-ns = <1>;
> +		cdns,tsd2d-ns = <1>;
> +		cdns,tchsh-ns = <1>;
> +		cdns,tslch-ns = <1>;
> +
> +		partitions {
> +			compatible = "fixed-partitions";
> +			#address-cells = <1>;
> +			#size-cells = <1>;
> +
> +			spl@0 {
> +				reg = <0x0 0x20000>;
> +			};
> +			uboot@...000 {
> +				reg = <0x100000 0x300000>;
> +			};
> +			data@...000 {
> +				reg = <0xf00000 0x100000>;
> +			};
> +		};
> +	};
> +};
> +
>  &sysgpio {
>  	i2c0_pins: i2c0-0 {
>  		i2c-pins {
> diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> index 4c5fdb905da8..0b24f9e66e67 100644
> --- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
> @@ -440,6 +440,24 @@ i2c6: i2c@...60000 {
>  			status = "disabled";
>  		};
>  
> +		qspi: spi@...10000 {
> +			compatible = "starfive,jh7110-qspi", "cdns,qspi-nor";
> +			reg = <0x0 0x13010000 0x0 0x10000
> +				0x0 0x21000000 0x0 0x400000>;

This should be two items so <>, <>. Not one item.

Best regards,
Krzysztof