[PATCH] ATA: Add FSL sata v2 controller support

[Kumar Gala]

On Jan 18, 2011, at 7:10 PM, Jeff Garzik wrote:

> On 01/17/2011 06:47 AM, Sergei Shtylyov wrote:
>> Hello.
>> 
>> On 17-01-2011 10:10, Xulei wrote:
>> 
>>> In FSL sata v2 block, the snoop bit of PRDT Word3 description
>>> information is at bit28 instead of bit22.
>> 
>>> This patch adds FSL sata v2 probe and resolve this difference.
>> 
>>> Signed-off-by: Xulei <B33228 at freescale.com>
>> 
>> AFAIK, full name is required.
>> 
>>> Signed-off-by: Roy Zang <tie-fei.zang at freescale.com>
>> [...]
>> 
>>> diff --git a/arch/powerpc/boot/dts/p1022ds.dts
>>> b/arch/powerpc/boot/dts/p1022ds.dts
>>> index 2bbecbb..9ad41dd 100644
>>> --- a/arch/powerpc/boot/dts/p1022ds.dts
>>> +++ b/arch/powerpc/boot/dts/p1022ds.dts
>>> @@ -475,14 +475,14 @@
>>> };
>>> 
>>> sata at 18000 {
>>> - compatible = "fsl,mpc8536-sata", "fsl,pq-sata";
>>> + compatible = "fsl,p1022-sata", "fsl,pq-sata-v2";
>>> reg =<0x18000 0x1000>;
>>> cell-index =<1>;
>>> interrupts =<74 0x2>;
>>> };
>>> 
>>> sata at 19000 {
>>> - compatible = "fsl,mpc8536-sata", "fsl,pq-sata";
>>> + compatible = "fsl,p1022-sata", "fsl,pq-sata-v2";
>>> reg =<0x19000 0x1000>;
>>> cell-index =<2>;
>>> interrupts =<41 0x2>;
>> 
>> Please put this into the separate patch and push thru the PPC tree.
> 
> I think it's OK to send 100% of this via the PPC tree.  The sata_fsl.c patch for data_snoop variability directly keys off a call to platform-specific detail (of_device_is_compatible call).
> 
> Acked-by: Jeff Garzik <jgarzik at redhat.com>

With Jeff's ack I'll pull this in via the powerpc tree's.

Can we make the minor updates that Sergei has commented on.

- k