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authorPatrick Delaunay <patrick.delaunay@st.com>2018-03-20 13:41:26 +0300
committerTom Rini <trini@konsulko.com>2018-04-07 03:45:28 +0300
commitb90f0e7c37f30868786e560fed80e487b39b3761 (patch)
tree610c155eed6888efc06006989417e7e243950ca9
parent938e0e3f6e0911ca5329ac140ba1b0c55ded5340 (diff)
downloadu-boot-b90f0e7c37f30868786e560fed80e487b39b3761.tar.xz
stm32mp1: change STGEN clock source to HSE
No more use static frequency HSI = 64MHz for STGEN clock but HSE (with higher accurency) by default. Need to remove CONFIG_SYS_HZ_CLOCK as arch timer frequency is provided at boot by BootRom and cp15 cntfrq and modified during clock tree initialization if needed. When HSI is no more used by any device, this internal oscillator can be switched off to reduce consumption. Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
-rw-r--r--arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi1
-rw-r--r--include/configs/stm32mp1.h1
2 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi b/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
index 5d43753804..2caa939760 100644
--- a/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
@@ -76,6 +76,7 @@
st,pkcs = <
CLK_CKPER_DISABLED
CLK_SDMMC12_PLL3R
+ CLK_STGEN_HSE
CLK_I2C46_PCLK5
CLK_I2C12_PCLK1
CLK_SDMMC3_PLL3R
diff --git a/include/configs/stm32mp1.h b/include/configs/stm32mp1.h
index 815910128e..da0e259736 100644
--- a/include/configs/stm32mp1.h
+++ b/include/configs/stm32mp1.h
@@ -18,7 +18,6 @@
*/
#define CONFIG_SYS_HZ 1000
#define CONFIG_SYS_ARCH_TIMER
-#define CONFIG_SYS_HZ_CLOCK 64000000
/*
* malloc() pool size