| Message ID | 20200217173018.4306-1-marex@denx.de |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [V2,1/2] ARM: socfpga: Permit overriding the default timer frequency | expand |
Am 17.02.2020 um 18:30 schrieb Marek Vasut: > The default timer rate may be different than 25 MHz, permit overriding > the default rate in board configuration file. Ultimatelly, this should > be properly handled by a clock driver, however that is not available > on Gen5 yet. > > Signed-off-by: Marek Vasut <marex at denx.de> > Cc: Ley Foon Tan <ley.foon.tan at intel.com> > Cc: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com> Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com> > --- > V2: Drop misleading comment > --- > include/configs/socfpga_common.h | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/include/configs/socfpga_common.h b/include/configs/socfpga_common.h > index 8d10469e7c..54a43569dc 100644 > --- a/include/configs/socfpga_common.h > +++ b/include/configs/socfpga_common.h > @@ -94,12 +94,13 @@ > * L4 OSC1 Timer 0 > */ > #ifndef CONFIG_TIMER > -/* This timer uses eosc1, whose clock frequency is fixed at any condition. */ > #define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS > #define CONFIG_SYS_TIMER_COUNTS_DOWN > #define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) > +#ifndef CONFIG_SYS_TIMER_RATE > #define CONFIG_SYS_TIMER_RATE 25000000 > #endif > +#endif > > /* > * L4 Watchdog >
> -----Original Message----- > From: Marek Vasut <marex at denx.de> > Sent: Tuesday, February 18, 2020 1:30 AM > To: u-boot at lists.denx.de > Cc: Marek Vasut <marex at denx.de>; Tan, Ley Foon > <ley.foon.tan at intel.com>; Simon Goldschmidt > <simon.k.r.goldschmidt at gmail.com> > Subject: [PATCH V2 1/2] ARM: socfpga: Permit overriding the default timer > frequency > > The default timer rate may be different than 25 MHz, permit overriding the > default rate in board configuration file. Ultimatelly, this should be properly > handled by a clock driver, however that is not available on Gen5 yet. > > Signed-off-by: Marek Vasut <marex at denx.de> > Cc: Ley Foon Tan <ley.foon.tan at intel.com> > Cc: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com> Reviewed-by: Ley Foon Tan <ley.foon.tan at intel.com> > --- > V2: Drop misleading comment > --- > include/configs/socfpga_common.h | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/include/configs/socfpga_common.h > b/include/configs/socfpga_common.h > index 8d10469e7c..54a43569dc 100644 > --- a/include/configs/socfpga_common.h > +++ b/include/configs/socfpga_common.h > @@ -94,12 +94,13 @@ > * L4 OSC1 Timer 0 > */ > #ifndef CONFIG_TIMER > -/* This timer uses eosc1, whose clock frequency is fixed at any condition. */ > #define CONFIG_SYS_TIMERBASE > SOCFPGA_OSC1TIMER0_ADDRESS > #define CONFIG_SYS_TIMER_COUNTS_DOWN > #define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + > 0x4) > +#ifndef CONFIG_SYS_TIMER_RATE > #define CONFIG_SYS_TIMER_RATE 25000000 > #endif > +#endif > > /* > * L4 Watchdog > -- > 2.24.1
diff --git a/include/configs/socfpga_common.h b/include/configs/socfpga_common.h index 8d10469e7c..54a43569dc 100644 --- a/include/configs/socfpga_common.h +++ b/include/configs/socfpga_common.h @@ -94,12 +94,13 @@ * L4 OSC1 Timer 0 */ #ifndef CONFIG_TIMER -/* This timer uses eosc1, whose clock frequency is fixed at any condition. */ #define CONFIG_SYS_TIMERBASE SOCFPGA_OSC1TIMER0_ADDRESS #define CONFIG_SYS_TIMER_COUNTS_DOWN #define CONFIG_SYS_TIMER_COUNTER (CONFIG_SYS_TIMERBASE + 0x4) +#ifndef CONFIG_SYS_TIMER_RATE #define CONFIG_SYS_TIMER_RATE 25000000 #endif +#endif /* * L4 Watchdog
The default timer rate may be different than 25 MHz, permit overriding the default rate in board configuration file. Ultimatelly, this should be properly handled by a clock driver, however that is not available on Gen5 yet. Signed-off-by: Marek Vasut <marex at denx.de> Cc: Ley Foon Tan <ley.foon.tan at intel.com> Cc: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com> --- V2: Drop misleading comment --- include/configs/socfpga_common.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)