On Thu, Feb 23, 2012 at 6:51 PM, Tero Kristo <t-kri...@ti.com> wrote: > From: Rajendra Nayak <rna...@ti.com> > > patch adds IO Daisychain support for OMAP4 as per section 3.9.4 in OMAP4430 > Public TRM. > A brief about IO daisy in changelog would be good apart from TRM reference.
> Signed-off-by: Rajendra Nayak <rna...@ti.com> > Signed-off-by: Vishwanath BS <vishwanath...@ti.com> > Signed-off-by: Tero Kristo <t-kri...@ti.com> > --- > arch/arm/mach-omap2/prm44xx.c | 32 ++++++++++++++++++++++++++++++++ > arch/arm/mach-omap2/prm44xx.h | 1 + > 2 files changed, 33 insertions(+), 0 deletions(-) > > diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c > index 33dd655..1557647 100644 > --- a/arch/arm/mach-omap2/prm44xx.c > +++ b/arch/arm/mach-omap2/prm44xx.c > @@ -230,6 +230,41 @@ void omap44xx_prm_restore_irqen(u32 *saved_mask) > OMAP4_PRM_IRQENABLE_MPU_2_OFFSET); > } > > +/** > + * Maximum time(us) it takes to output the signal WUCLKOUT of the last pad of > + * the I/O ring after asserting WUCLKIN high > + */ > +#define MAX_IOPAD_LATCH_TIME 1000 > + Is the 1000 us/ms ? Is that documented or arbitrary chosen ? Rest of the change looks good to me. regards santosh -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
