[U-Boot] [PATCH 6/7 v2] OMAP3: Add OMAP3 core changes for MUSB

[Dirk Behme <dirk.behme@googlemail.com>]

Dirk Behme wrote:
> Wolfgang Denk wrote:
...
>>> Other point of view of "enabling clock only if need" can be "enable 
>>> clock only if code is compiled into uboot _and_ is accessed (e.g. by 
>>> serial output over USB)" (i.e. runtime enable). I think this what 
>>
>> Yes, that is the intention.
> 
> Will it get an ACK if we change
> 
> --- u-boot-main.orig/cpu/arm_cortexa8/omap3/clock.c
> +++ u-boot-main/cpu/arm_cortexa8/omap3/clock.c
> @@ -377,5 +377,10 @@ void per_clocks_enable(void)
>       sr32(&prcm_base->fclken_per, 0, 32, FCK_PER_ON);
>       sr32(&prcm_base->iclken_per, 0, 32, ICK_PER_ON);
> 
> +#ifdef CONFIG_MUSB
> +    /* Enable the MUSB interface clock */
> +    sr32(&prcm_base->iclken1_core, 4, 1, 0x1);
> +#endif
> 
> to something like
> 
> +++ u-boot-main/cpu/arm_cortexa8/omap3/clock.c
> #ifdef CONFIG_MUSB
> void enable_musb_clock(void) {
>     sr32(&prcm_base->iclken1_core, 4, 1, 0x1);
> }
> 
> void disable_musb_clock(void) {
>     sr32(&prcm_base->iclken1_core, 4, 1, 0x0);
> }
> #endif
> 
> and then call enable/disable from MUSB code at appropriate places?

Any hint if changing the patch doing something like above as proposed 
some days ago [1] would get an ack?

Thanks

Dirk

[1] http://lists.denx.de/pipermail/u-boot/2009-February/048482.html