Re: [PATCH 1/1] Add support 2 SATA ports for Maui and change filenamefrom sata_dwc_460ex.c to sata_dwc_4xx.c

[Sergei Shtylyov]

Hello.

On 03-04-2012 14:12, Thang Q. Nguyen wrote:

> Signed-off-by: Thang Q. Nguyen<tqnguyen@xxxxxxx>
[...]

> diff --git a/arch/powerpc/boot/dts/bluestone.dts b/arch/powerpc/boot/dts/bluestone.dts
> index cfa23bf..803fda6 100644
> --- a/arch/powerpc/boot/dts/bluestone.dts
> +++ b/arch/powerpc/boot/dts/bluestone.dts
> @@ -155,6 +155,27 @@
>   					/*RXDE*/  0x5 0x4>;
>   		};
>
> +		/* SATA DWC devices */
> +		SATA0: sata@bffd1000 {
> +			compatible = "amcc,sata-apm821xx";
> +			reg =<4 0xbffd1000 0x800   /* SATA0 */
> +			       4 0xbffd0800 0x400>; /* AHBDMA */
> +			dma-channel=<0>;
> +			interrupt-parent =<&UIC0>;
> +			interrupts =<26 4    /* SATA0 */
> +			              25 4>;  /* AHBDMA */
> +		};
> +
> +		SATA1: sata@bffd1800 {
> +			compatible = "amcc,sata-apm821xx";
> +			reg =<4 0xbffd1800 0x800   /* SATA1 */
> +			       4 0xbffd0800 0x400>; /* AHBDMA */
> +			dma-channel=<1>;
> +			interrupt-parent =<&UIC0>;
> +			interrupts =<27 4    /* SATA1 */
> +			              25 4>;  /* AHBDMA */
> +		};
> +

   So, this is dual SATA controller, not dual port SATA controller?
BTW, it's wrong to have the same AHBDMA resource in two device nodes I think.

MBR, Sergei
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