From: Vipin KUMAR <vipin.ku...@st.com>
uboot needs gpt for timer operations. This clock was enabled from previous level
booting software until now. This patch enables it in uboot explicitly
Signed-off-by: Vipin Kumar <vipin.ku...@st.com>
---
arch/arm/cpu/arm926ejs/spear/cpu.c | 6 ++++++
arch/arm/include/asm/arch-spear/spr_misc.h | 2 ++
2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/arm/cpu/arm926ejs/spear/cpu.c
b/arch/arm/cpu/arm926ejs/spear/cpu.c
index 0f66e05..4dc7d69 100644
--- a/arch/arm/cpu/arm926ejs/spear/cpu.c
+++ b/arch/arm/cpu/arm926ejs/spear/cpu.c
@@ -35,6 +35,12 @@ int arch_cpu_init(void)
periph1_clken = readl(&misc_p->periph1_clken);
+#if defined(CONFIG_SPEAR3XX)
+ periph1_clken |= MISC_GPT2ENB;
+#elif defined(CONFIG_SPEAR600)
+ periph1_clken |= MISC_GPT3ENB;
+#endif
+
#if defined(CONFIG_PL011_SERIAL)
periph1_clken |= MISC_UART0ENB;
#endif
diff --git a/arch/arm/include/asm/arch-spear/spr_misc.h
b/arch/arm/include/asm/arch-spear/spr_misc.h
index 045d2bb..b10c726 100644
--- a/arch/arm/include/asm/arch-spear/spr_misc.h
+++ b/arch/arm/include/asm/arch-spear/spr_misc.h
@@ -128,6 +128,8 @@ struct misc_regs {
#define MISC_USBDENB 0x01000000
#define MISC_ETHENB 0x00800000
#define MISC_SMIENB 0x00200000
+#define MISC_GPT3ENB 0x00010000
+#define MISC_GPT2ENB 0x00000800
#define MISC_FSMCENB 0x00000200
#define MISC_I2CENB 0x00000080
#define MISC_UART0ENB 0x00000008
--
1.6.0.2
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