diff options
| author | Mahesh Mahadevan <r9aadq@freescale.com> | 2011-12-16 06:39:38 -0600 |
|---|---|---|
| committer | Mahesh Mahadevan <r9aadq@freescale.com> | 2011-12-19 05:37:49 -0600 |
| commit | 579102eba5900dc2853d8a906a30cf1440c1ebaf (patch) | |
| tree | 4d6648dea5440226df78b1f1dd29707a2d5c3ac1 /arch | |
| parent | 1fa5a7daacec25f2ff045055e2e53c4a9e26c1ff (diff) | |
ENGR00170508 Need to zero REG_BYPASS_CNT on exit from STOP mode
Per e-mail from design team, the count needs to be zeroed and
reconfigured on exit from low power mode
Signed-off-by: Mahesh Mahadevan <r9aadq@freescale.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-mx6/pm.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-mx6/pm.c b/arch/arm/mach-mx6/pm.c index bdf337144554..381cc1d7a573 100644 --- a/arch/arm/mach-mx6/pm.c +++ b/arch/arm/mach-mx6/pm.c @@ -161,6 +161,10 @@ static void mx6_suspend_restore(void) /* restore settings after suspend */ __raw_writel(anatop[0], anatop_base + ANATOP_REG_2P5_OFFSET); __raw_writel(anatop[1], anatop_base + ANATOP_REG_CORE_OFFSET); + /* Per spec, the count needs to be zeroed and reconfigured on exit from + * low power mode + */ + __raw_writel(ccm_ccr & ~MXC_CCM_CCR_REG_BYPASS_CNT_MASK, MXC_CCM_CCR); udelay(50); __raw_writel(ccm_ccr, MXC_CCM_CCR); __raw_writel(ccm_clpcr, MXC_CCM_CLPCR); |