[U-Boot] [PATCH] armv8/ls1088a: configure PMU's PCTBENR to enable WDT

ying.zhang22455 at nxp.com ying.zhang22455 at nxp.com
Tue Aug 22 07:33:40 UTC 2017


From: Zhang Ying-22455 <ying.zhang22455 at nxp.com>

The SP805-WDT module on LS1088A requires configuration of PMU's
PCTBENR register to enable watchdog counter decrement and reset
signal generation. The watchdog clock needs to be enabled first.

Signed-off-by: Zhang Ying-22455 <ying.zhang22455 at nxp.com>
---
 arch/arm/cpu/armv8/fsl-layerscape/cpu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
index c6fede3..ea983e4 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
@@ -531,7 +531,7 @@ int timer_init(void)
 #ifdef CONFIG_FSL_LSCH3
 	u32 __iomem *cltbenr = (u32 *)CONFIG_SYS_FSL_PMU_CLTBENR;
 #endif
-#ifdef CONFIG_ARCH_LS2080A
+#if defined(CONFIG_LS2080A) || defined(CONFIG_LS1088A)
 	u32 __iomem *pctbenr = (u32 *)FSL_PMU_PCTBENR_OFFSET;
 	u32 svr_dev_id;
 #endif
@@ -550,7 +550,7 @@ int timer_init(void)
 	out_le32(cltbenr, 0xf);
 #endif
 
-#ifdef CONFIG_ARCH_LS2080A
+#if defined(CONFIG_LS2080A) || defined(CONFIG_LS1088A)
 	/*
 	 * In certain Layerscape SoCs, the clock for each core's
 	 * has an enable bit in the PMU Physical Core Time Base Enable
-- 
2.1.0.27.g96db324



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