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authorThomas Schaefer <thomas.schaefer@kontron.com>2019-08-08 16:00:30 +0800
committerPriyanka Jain <priyanka.jain@nxp.com>2019-09-12 16:15:42 +0530
commit0490cab58407afc23df4fbc05204c23395efd3fe (patch)
tree735120c061fb9ac67ac4acf15946a7f245418ebd /arch/arm/cpu
parenta3ce94b6024b93e7ab2ceaf7a6dc08c590bb3f5a (diff)
downloadu-boot-0490cab58407afc23df4fbc05204c23395efd3fe.tar.gz
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armv8: ls1028a: configure PMU's PCTBENR to enable WDT
The SP805-WDT module on LS1028A 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: Thomas Schaefer <thomas.schaefer@kontron.com> Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
Diffstat (limited to 'arch/arm/cpu')
-rw-r--r--arch/arm/cpu/armv8/fsl-layerscape/cpu.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
index 26f4fdacdb..a5d0b5370f 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/cpu.c
@@ -1154,7 +1154,8 @@ int timer_init(void)
#ifdef CONFIG_FSL_LSCH3
u32 __iomem *cltbenr = (u32 *)CONFIG_SYS_FSL_PMU_CLTBENR;
#endif
-#if defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A)
+#if defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A) || \
+ defined(CONFIG_ARCH_LS1028A)
u32 __iomem *pctbenr = (u32 *)FSL_PMU_PCTBENR_OFFSET;
u32 svr_dev_id;
#endif
@@ -1173,7 +1174,8 @@ int timer_init(void)
out_le32(cltbenr, 0xf);
#endif
-#if defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A)
+#if defined(CONFIG_ARCH_LS2080A) || defined(CONFIG_ARCH_LS1088A) || \
+ defined(CONFIG_ARCH_LS1028A)
/*
* In certain Layerscape SoCs, the clock for each core's
* has an enable bit in the PMU Physical Core Time Base Enable