RE: [PATCH 3/4] davinci: da850: add support for SATA interface

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi Sergei,

On Thu, Mar 24, 2011 at 23:31:57, Sergei Shtylyov wrote:
> Hello.
> 
> Nori, Sekhar wrote:
> 
> >>>>> diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
> >>>>> index 68fe4c2..276199d 100644
> >>>>> --- a/arch/arm/mach-davinci/da850.c
> >>>>> +++ b/arch/arm/mach-davinci/da850.c
> >>>>> @@ -373,6 +373,14 @@ static struct clk spi1_clk = {
> >>>>>    	.flags		= DA850_CLK_ASYNC3,
> >>>>>    };
> >>>>>
> >>>>> +static struct clk sata_clk = {
> >>>>> +	.name		= "sata",
> >>>>> +	.parent		=&pll0_sysclk2,
> >>>>> +	.lpsc		= DA850_LPSC1_SATA,
> >>>>> +	.gpsc		= 1,
> >>>>> +	.flags		= PSC_FORCE,
> >>>>> +};
> >>>>> +
> >>>>>    static struct clk_lookup da850_clks[] = {
> >>>>>    	CLK(NULL,		"ref",		&ref_clk),
> >>>>>    	CLK(NULL,		"pll0",		&pll0_clk),
> >>>>> @@ -419,6 +427,7 @@ static struct clk_lookup da850_clks[] = {
> >>>>>    	CLK(NULL,		"usb20",	&usb20_clk),
> >>>>>    	CLK("spi_davinci.0",	NULL,		&spi0_clk),
> >>>>>    	CLK("spi_davinci.1",	NULL,		&spi1_clk),
> >>>>> +	CLK("ahci",		NULL,		&sata_clk),
> >>>>>    	CLK(NULL,		NULL,		NULL),
> >>>>>    };
> 
> >>>>      I'd put the above into a separate patch...
> 
> >>> Why should addition of clock data not be in the same patch
> >>> as the one which adds platform resources etc? It is not a big
> >>> deal to change, but I would like to know why you request this.
> 
> >>     I didn't request anything, I just said what I'd have done. :-)
> 
> > Okay. I guess I will keep it as is.
> 
> >> I think modifying the DA8xx-common and DA850-specific files should better be 
> >> done separately. Although in this case we're adding DA850 only device, so 
> >> perhaps the added code in devices-da8xx.c should be enclosed into #ifdef?
> 
> > Good point. Will add the #ifdef.
> 
>     Or perhaps the device should just be placed in da850.c instead?

Um, no. da850.c is currently free from any peripheral specific
functionality and would like to keep it that way. MMC/SD1 is
DA850 specific as well, and has been kept in devices-da8xx.c.
I think consolidating all peripheral specific code in devices-da8xx.c
is a better idea.

Thanks,
Sekhar

--
To unsubscribe from this list: send the line "unsubscribe linux-ide" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Filesystems]     [Linux SCSI]     [Linux RAID]     [Git]     [Kernel Newbies]     [Linux Newbie]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Samba]     [Device Mapper]

  Powered by Linux