> -----Original Message-----
> From: Kushwaha Prabhakar-B32579
> Sent: Wednesday, August 19, 2015 8:54 PM
> To: Tang Yuantian-B29983; Sun York-R58495
> Cc: u-boot@lists.denx.de; Wang Huan-B18965
> Subject: RE: [PATCH v2] arm/ls1021a: Add sata support on qds and twr board
> 
> 
> 
> Regards,
> Prabhakar
> 
> > -----Original Message-----
> > From: Tang Yuantian-B29983
> > Sent: Wednesday, August 19, 2015 10:17 AM
> > To: Kushwaha Prabhakar-B32579; Sun York-R58495
> > Cc: u-boot@lists.denx.de; Wang Huan-B18965
> > Subject: RE: [PATCH v2] arm/ls1021a: Add sata support on qds and twr
> > board
> >
> >
> >
> > > -----Original Message-----
> > > From: Kushwaha Prabhakar-B32579
> > > Sent: Wednesday, August 19, 2015 12:15 PM
> > > To: Tang Yuantian-B29983; Sun York-R58495
> > > Cc: u-boot@lists.denx.de; Wang Huan-B18965
> > > Subject: RE: [PATCH v2] arm/ls1021a: Add sata support on qds and twr
> > > board
> > >
> > >
> > > > -----Original Message-----
> > > > From: Tang Yuantian-B29983
> > > > Sent: Wednesday, August 19, 2015 8:01 AM
> > > > To: Sun York-R58495
> > > > Cc: u-boot@lists.denx.de; Kushwaha Prabhakar-B32579; Wang Huan-
> > > B18965
> > > > Subject: RE: [PATCH v2] arm/ls1021a: Add sata support on qds and
> > > > twr
> > > board
> > > >
> > > > > > +#ifdef CONFIG_SYS_FSL_ERRATUM_A008407
> > > > > > +#define SATA_ECC_REG_ADDR  0x20220520
> > > > > > +   unsigned int __iomem *ecc_reg = (void
> > *)SATA_ECC_REG_ADDR;
> > > > > #endif
> > > > > > +
> > > > > > +   out_le32(&ccsr_ahci->ppcfg, 0xa003fffe);
> > > > > > +   out_le32(&ccsr_ahci->pp2c, 0x28183411);
> > > > > > +   out_le32(&ccsr_ahci->pp3c, 0x0e081004);
> > > > > > +   out_le32(&ccsr_ahci->pp4c, 0x00480811);
> > > > > > +   out_le32(&ccsr_ahci->pp5c, 0x192c96a4);
> > > > > > +   out_le32(&ccsr_ahci->ptc, 0x08000025);
> > > > >
> > >
> > > It looks to be SoC specific configuration. It should be in soc files
> > > not in board files.
> > >
> > On other LS platforms we only need to set one register which is
> > out_le32(&ccsr_ahci->ppcfg, 0xa003fffe).
> > There are did much same settings about sata between LS platforms.
> > I thought about merging all the LS sata initialization together.
> > Please see the patch:
> > http://patchwork.ozlabs.org/patch/497983/
> > But I didn't see much benefit this way. So I send the sata patch one
> > platform to another.
> >
> 
> 
> Problem is not with solution. Problem is with the place.
> This SoC errata fix but in board file. It should be in arch/arm/cpu/armv7
> 
OK, I will put it under arch/arm/cpu/armv7/, just like what I did in SDK.

Regards,
Yuantian

> --prabhakar

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