Message ID | 1423709533-8416-1-git-send-email-wenyou.yang@atmel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 12/02/2015 at 10:52:13 +0800, Wenyou Yang wrote : > From: Patrice Vilchez <patrice.vilchez@atmel.com> > > Because writing the MOR register requires the PASSWD(0x37), > if missed, the write operation will be aborted. > > Signed-off-by: Patrice Vilchez <patrice.vilchez@atmel.com> Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com> > --- > arch/arm/mach-at91/pm_suspend.S | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S > index 1c7256a..5347ad4 100644 > --- a/arch/arm/mach-at91/pm_suspend.S > +++ b/arch/arm/mach-at91/pm_suspend.S > @@ -132,6 +132,7 @@ ENTRY(at91_pm_suspend_in_sram) > /* Turn off the main oscillator */ > ldr tmp1, [pmc, #AT91_CKGR_MOR] > bic tmp1, tmp1, #AT91_PMC_MOSCEN > + orr tmp1, tmp1, #AT91_PMC_KEY > str tmp1, [pmc, #AT91_CKGR_MOR] > > skip_disable_main_clock: > @@ -149,6 +150,7 @@ skip_disable_main_clock: > /* Turn on the main oscillator */ > ldr tmp1, [pmc, #AT91_CKGR_MOR] > orr tmp1, tmp1, #AT91_PMC_MOSCEN > + orr tmp1, tmp1, #AT91_PMC_KEY > str tmp1, [pmc, #AT91_CKGR_MOR] > > wait_moscrdy > -- > 1.7.9.5 >
diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S index 1c7256a..5347ad4 100644 --- a/arch/arm/mach-at91/pm_suspend.S +++ b/arch/arm/mach-at91/pm_suspend.S @@ -132,6 +132,7 @@ ENTRY(at91_pm_suspend_in_sram) /* Turn off the main oscillator */ ldr tmp1, [pmc, #AT91_CKGR_MOR] bic tmp1, tmp1, #AT91_PMC_MOSCEN + orr tmp1, tmp1, #AT91_PMC_KEY str tmp1, [pmc, #AT91_CKGR_MOR] skip_disable_main_clock: @@ -149,6 +150,7 @@ skip_disable_main_clock: /* Turn on the main oscillator */ ldr tmp1, [pmc, #AT91_CKGR_MOR] orr tmp1, tmp1, #AT91_PMC_MOSCEN + orr tmp1, tmp1, #AT91_PMC_KEY str tmp1, [pmc, #AT91_CKGR_MOR] wait_moscrdy