[PATCH v2 04/14] ARM: OMAP5: Add minimal support for OMAP5430 SOC
Tony Lindgren
tony at atomide.com
Mon Jul 9 09:25:01 EDT 2012
* Tony Lindgren <tony at atomide.com> [120709 06:17]:
> * Vaibhav Hiremath <hvaibhav at ti.com> [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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