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Date: Thu, 12 Feb 2015 10:52:13 +0800 From: Wenyou Yang <wenyou.yang@...el.com> To: <nicolas.ferre@...el.com>, <linux@...im.org.za>, <linux@....linux.org.uk> CC: <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <sylvain.rochet@...secur.com>, <alexandre.belloni@...e-electrons.com>, <patrice.vilchez@...el.com>, <sergei.shtylyov@...entembedded.com>, <mark.rutland@....com>, <lorenzo.pieralisi@....com>, <wenyou.yang@...el.com> Subject: [PATCH 2/3] pm: at91: pm_suspend: MOR register KEY was missing From: Patrice Vilchez <patrice.vilchez@...el.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@...el.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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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