> -----Original Message----- > From: York Sun [mailto:york...@freescale.com] > Sent: Thursday, November 19, 2015 10:26 PM > To: Bansal Aneesh-B39320 <aneesh.ban...@freescale.com>; u-boot@lists.denx.de > Cc: Gupta Ruchika-R66431 <ruchika.gu...@freescale.com>; Kushwaha Prabhakar- > B32579 <prabha...@freescale.com> > Subject: Re: [PATCH 1/5][v2] armv8: usec2ticks function defined > > On 11/18/2015 09:41 PM, Aneesh Bansal wrote: > > usec2ticks() function has been defined for ARMv8 which will be used by > > SEC Driver. > > > > Signed-off-by: Aneesh Bansal <aneesh.ban...@freescale.com> > > --- > > Changes in v2: > > New Patch Set created with an additional patch. > > > > arch/arm/cpu/armv8/generic_timer.c | 11 +++++++++++ > > 1 file changed, 11 insertions(+) > > > > diff --git a/arch/arm/cpu/armv8/generic_timer.c > > b/arch/arm/cpu/armv8/generic_timer.c > > index 8e60bae..8f47a82 100644 > > --- a/arch/arm/cpu/armv8/generic_timer.c > > +++ b/arch/arm/cpu/armv8/generic_timer.c > > @@ -40,3 +40,14 @@ unsigned long timer_read_counter(void) #endif > > return cntpct; > > } > > + > > +unsigned long usec2ticks(unsigned long usec) { > > + ulong ticks; > > + if (usec < 1000) > > + ticks = ((usec * (get_tbclk()/1000)) + 500) / 1000; > > + else > > + ticks = ((usec / 10) * (get_tbclk() / 100000)); > > + > > + return ticks; > > +} > > > > Is existing usec_to_tick() in lib/time.c good for you? > > York
The CAAM driver in U-Boot uses the function usec2ticks(). This is already defined for previous SoC's LS1020 (ARM v7) and PPC. Aneesh _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
