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authorPatrick Delaunay <patrick.delaunay@st.com>2019-01-30 13:07:05 +0100
committerTom Rini <trini@konsulko.com>2019-02-09 07:50:57 -0500
commite74b74c52876d776dda7a7ee5e2a8d555eaa5c4f (patch)
tree960fda40cbbcddb03270d37572a4bfa42b13e71d /arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
parent8d6310aa0ba2bee92e14c0702c5ceec64943383a (diff)
dts: stm32mp1: clock tree update
- Add st,digbypass on clk_hse node (needed for board rev.C) - MLAHB/AHB max frequency increased from 200 to 209MHz, with: - PLL3P set to 208.8MHz for MCU sub-system - PLL3Q set to 24.57MHz for 48kHz SAI/SPI2S - PLL3R set to 11.29MHz for 44.1kHz SAI/SPI2S - PLL4P set to 99MHz for SDMMC and SPDIFRX - PLL4Q set to 74.25MHz for EVAL board Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Diffstat (limited to 'arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi')
-rw-r--r--arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi27
1 files changed, 15 insertions, 12 deletions
diff --git a/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi b/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
index 4898483e1d..70bbf66704 100644
--- a/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
+++ b/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi
@@ -39,6 +39,10 @@
};
};
+&clk_hse {
+ st,digbypass;
+};
+
&uart4_pins_a {
u-boot,dm-pre-reloc;
pins1 {
@@ -68,7 +72,6 @@
u-boot,dm-pre-reloc;
};
-/* CLOCK init */
&rcc {
st,clksrc = <
CLK_MPU_PLL1P
@@ -101,7 +104,7 @@
CLK_FMC_ACLK
CLK_QSPI_ACLK
CLK_ETH_DISABLED
- CLK_SDMMC12_PLL3R
+ CLK_SDMMC12_PLL4P
CLK_DSI_DSIPLL
CLK_STGEN_HSE
CLK_USBPHY_HSE
@@ -110,7 +113,7 @@
CLK_SPI45_HSI
CLK_SPI6_HSI
CLK_I2C46_HSI
- CLK_SDMMC3_PLL3R
+ CLK_SDMMC3_PLL4P
CLK_USBO_USBPHY
CLK_ADC_CKPER
CLK_CEC_LSE
@@ -121,17 +124,17 @@
CLK_UART35_HSI
CLK_UART6_HSI
CLK_UART78_HSI
- CLK_SPDIF_PLL3Q
+ CLK_SPDIF_PLL4P
CLK_FDCAN_PLL4Q
CLK_SAI1_PLL3Q
CLK_SAI2_PLL3Q
CLK_SAI3_PLL3Q
CLK_SAI4_PLL3Q
- CLK_RNG1_CSI
- CLK_RNG2_CSI
+ CLK_RNG1_LSI
+ CLK_RNG2_LSI
CLK_LPTIM1_PCLK1
CLK_LPTIM23_PCLK3
- CLK_LPTIM45_PCLK3
+ CLK_LPTIM45_LSE
>;
/* VCO = 1300.0 MHz => P = 650 (CPU) */
@@ -148,16 +151,16 @@
u-boot,dm-pre-reloc;
};
- /* VCO = 786.4 MHz => P = 197, Q = 49, R = 98 */
+ /* VCO = 417.8 MHz => P = 209, Q = 24, R = 11 */
pll3: st,pll@2 {
- cfg = < 2 97 3 15 7 PQR(1,1,1) >;
- frac = < 0x9ba >;
+ cfg = < 1 33 1 16 36 PQR(1,1,1) >;
+ frac = < 0x1a04 >;
u-boot,dm-pre-reloc;
};
- /* VCO = 508.0 MHz => P = 56, Q = 56, R = 56 */
+ /* VCO = 594.0 MHz => P = 99, Q = 74, R = 74 */
pll4: st,pll@3 {
- cfg = < 5 126 8 8 8 PQR(1,1,1) >;
+ cfg = < 3 98 5 7 7 PQR(1,1,1) >;
u-boot,dm-pre-reloc;
};
};