diff options
Diffstat (limited to 'arch/arm/cpu/armv8/fsl-layerscape/cpu.c')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/cpu.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c index 9a5a6b5..297687d 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c +++ b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c @@ -636,6 +636,9 @@ int timer_init(void) #ifdef CONFIG_FSL_LSCH3 u32 __iomem *cltbenr = (u32 *)CONFIG_SYS_FSL_PMU_CLTBENR; #endif +#ifdef CONFIG_LS2080A + u32 __iomem *pctbenr = (u32 *)FSL_PMU_PCTBENR_OFFSET; +#endif #ifdef COUNTER_FREQUENCY_REAL unsigned long cntfrq = COUNTER_FREQUENCY_REAL; @@ -650,6 +653,15 @@ int timer_init(void) out_le32(cltbenr, 0xf); #endif +#ifdef CONFIG_LS2080A + /* + * In certain Layerscape SoCs, the clock for each core's + * has an enable bit in the PMU Physical Core Time Base Enable + * Register (PCTBENR), which allows the watchdog to operate. + */ + setbits_le32(pctbenr, 0xff); +#endif + /* Enable clock for timer * This is a global setting. */ |