Subject: [PATCH v2 04/14] ARM: OMAP5: Add minimal support for OMAP5430 SOC

From: [email-masked] (Tony Lindgren)
Date: Mon, 9 Jul 2012 06:25:01 -0700

* Tony Lindgren <[email-masked]> [120709 06:17]:
> * Vaibhav Hiremath <[email-masked]> [120709 01:55]:
> > On 7/6/2012 2:51 PM, Santosh Shilimkar wrote:
> > > --- a/arch/arm/plat-omap/include/plat/clkdev_omap.h
> > > +++ b/arch/arm/plat-omap/include/plat/clkdev_omap.h
> > > @@ -39,6 +39,7 @@ struct omap_clk {
> > >  #define CK_443X		(1 << 11)
> > >  #define CK_TI816X	(1 << 12)
> > >  #define CK_446X		(1 << 13)
> > > +#define CK_54XX		(1 << 14)
> > 
> > This is conflicting with AM33XX, you may want to rebase it again, since
> > AM33xx clock tree is already pushed and available in
> > linux-omap/devel-am33xx-part2.
> 
> Heh these CK_XXXX defines are now running out of the u16 cpu_mask.
> 
> They really should be replaced with SoC specific lists of clocks
> rather than bloating the cpu_mask and repeating it for every clock
> that's compiled in for 800+ times.
> 
> Below (untested) is what could be done in the short term.
> 
> I wonder if we could #define CK_OMAP_DUMMY 0 that's always set
> for non-shared clocks if they only get set in some *_data.c
> file in a unique way?
> 
> Paul got any better ideas?

Santosh, I suggest you just drop the CK_54XX change from your patches
as the clock fwk support will need further patching and is not used
yet.
 
> Regards,
> 
> Tony
> 
> 
> --- a/arch/arm/plat-omap/include/plat/clkdev_omap.h
> +++ b/arch/arm/plat-omap/include/plat/clkdev_omap.h
> @@ -26,26 +26,29 @@ struct omap_clk {
>  	}
>  
>  /* Platform flags for the clkdev-OMAP integration code */
> +
> +#ifdef CONFIG_ARCH_OMAP1
>  #define CK_310		(1 << 0)
>  #define CK_7XX		(1 << 1)	/* 7xx, 850 */
>  #define CK_1510		(1 << 2)
>  #define CK_16XX		(1 << 3)	/* 16xx, 17xx, 5912 */
> -#define CK_242X		(1 << 4)
> -#define CK_243X		(1 << 5)	/* 243x, 253x */
> -#define CK_3430ES1	(1 << 6)	/* 34xxES1 only */
> -#define CK_3430ES2PLUS	(1 << 7)	/* 34xxES2, ES3, non-Sitara 35xx only */
> -#define CK_AM35XX	(1 << 9)	/* Sitara AM35xx */
> -#define CK_36XX		(1 << 10)	/* 36xx/37xx-specific clocks */
> -#define CK_443X		(1 << 11)
> -#define CK_TI816X	(1 << 12)
> -#define CK_446X		(1 << 13)
> -#define CK_AM33XX	(1 << 14)	/* AM33xx specific clocks */
> -#define CK_1710		(1 << 15)	/* 1710 extra for rate selection */
> -
> +#define CK_1710		(1 << 4)	/* 1710 extra for rate selection */
> +#endif
>  
> +#ifdef CONFIG_ARCH_OMAP2PLUS
> +#define CK_242X		(1 << 0)
> +#define CK_243X		(1 << 1)	/* 243x, 253x */
> +#define CK_3430ES1	(1 << 2)	/* 34xxES1 only */
> +#define CK_3430ES2PLUS	(1 << 3)	/* 34xxES2, ES3, non-Sitara 35xx only */
> +#define CK_AM35XX	(1 << 4)	/* Sitara AM35xx */
> +#define CK_36XX		(1 << 5)	/* 36xx/37xx-specific clocks */
> +#define CK_443X		(1 << 6)
> +#define CK_TI816X	(1 << 7)
> +#define CK_446X		(1 << 8)
> +#define CK_AM33XX	(1 << 9)	/* AM33xx specific clocks */
>  #define CK_34XX		(CK_3430ES1 | CK_3430ES2PLUS)
>  #define CK_3XXX		(CK_34XX | CK_AM35XX | CK_36XX)
> -
> +#endif
>  
>  #endif
>  
> --
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