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authorPatrice Chotard <patrice.chotard@st.com>2017-12-12 09:49:38 +0100
committerTom Rini <trini@konsulko.com>2018-01-10 08:05:46 -0500
commitdcb11959d85596982c935040b8b6d237f31e7e4d (patch)
treeb954ed68132d9224b9d8b47b8635edc069b5d353 /arch/arm/mach-stm32
parent2d18d72858adf7171bbae32c2efb0653507435e2 (diff)
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mach-stm32: stmf32f4: timer: remove clock_get() call
In order to use common clock driver between STM32F4 and STM32F7, remove clock_get() call As APB_PSC is always set to 2, only case when clock_get(CLOCK_AHB) != clock_get(CLOCK_APB1) is kept Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Diffstat (limited to 'arch/arm/mach-stm32')
-rw-r--r--arch/arm/mach-stm32/stm32f4/timer.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/arch/arm/mach-stm32/stm32f4/timer.c b/arch/arm/mach-stm32/stm32f4/timer.c
index 163f4616d3..00b1d4abda 100644
--- a/arch/arm/mach-stm32/stm32f4/timer.c
+++ b/arch/arm/mach-stm32/stm32f4/timer.c
@@ -51,12 +51,8 @@ int timer_init(void)
setbits_le32(&STM32_RCC->apb1enr, RCC_APB1ENR_TIM2EN);
- if (clock_get(CLOCK_AHB) == clock_get(CLOCK_APB1))
- writel((clock_get(CLOCK_APB1) / CONFIG_SYS_HZ_CLOCK) - 1,
- &tim->psc);
- else
- writel(((clock_get(CLOCK_APB1) * 2) / CONFIG_SYS_HZ_CLOCK) - 1,
- &tim->psc);
+ writel(((CONFIG_SYS_CLK_FREQ / 2) / CONFIG_SYS_HZ_CLOCK) - 1,
+ &tim->psc);
writel(0xFFFFFFFF, &tim->arr);
writel(TIM_CR1_CEN, &tim->cr1);