linux-kernel - Re: [PATCH] dts/ls1021a: add the DTS for QSPI support

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Date:	Tue, 2 Feb 2016 15:49:07 +0800
From:	Shawn Guo <shawnguo@...nel.org>
To:	Yuan Yao <yao.yuan@...escale.com>
Cc:	mark.rutland@....com, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, robh+dt@...nel.org,
	Yuan Yao <yao.yuan@....com>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] dts/ls1021a: add the DTS for QSPI support

On Thu, Jan 28, 2016 at 04:33:26PM +0800, Yuan Yao wrote:
> From: Yuan Yao <yao.yuan@....com>
> 
> Signed-off-by: Yuan Yao <yao.yuan@....com>
> ---
> Add in v1:
> Can merge, but the function depend on the patch:
> https://patchwork.kernel.org/patch/8118251/

Please send me dts patch only after the driver part gets applied.

> 
> mtd: spi-nor: fsl-quadspi: add support for ls1021a
> 
> LS1021a also support Freescale Quad SPI controller.
> Add fsl-quadspi support for ls1021a chip and make SPI_FSL_QUADSPI
> selectable for LS1021A SOC hardwares.
> 
> ---
>  arch/arm/boot/dts/ls1021a.dtsi | 15 +++++++++++++++
>  1 file changed, 15 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
> index 9430a99..c764fa5 100644
> --- a/arch/arm/boot/dts/ls1021a.dtsi
> +++ b/arch/arm/boot/dts/ls1021a.dtsi
> @@ -252,6 +252,21 @@
>  			status = "disabled";
>  		};
>  
> +		qspi: quadspi@...0000 {
> +			compatible = "fsl,ls1021a-qspi";
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +			reg = <0x0 0x1550000 0x0 0x10000>,
> +				<0x0 0x40000000 0x0 0x4000000>;
> +			reg-names = "QuadSPI", "QuadSPI-memory";
> +			interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
> +			clock-names = "qspi_en", "qspi";
> +			clocks = <&platform_clk 1>, <&platform_clk 1>;
> +			big-endian;
> +			amba-base = <0x40000000>;

What is this property?  I cannot find it in any bindings doc.  Is it
added by your patches on driver code?

Shawn

> +			status = "disabled";
> +		};
> +
>  		i2c0: i2c@...0000 {
>  			compatible = "fsl,vf610-i2c";
>  			#address-cells = <1>;
> -- 
> 2.1.0.27.g96db324
> 
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> 

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