Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 | # STM32 MCU clock control driver config
# Copyright (c) 2017 Linaro
# Copyright (c) 2017 RnDity Sp. z o.o.
# SPDX-License-Identifier: Apache-2.0
menuconfig CLOCK_CONTROL_STM32_CUBE
bool "STM32 Reset & Clock Control"
depends on SOC_FAMILY_STM32
select USE_STM32_LL_UTILS
select USE_STM32_LL_RCC if (SOC_SERIES_STM32MP1X || SOC_SERIES_STM32H7X)
help
Enable driver for Reset & Clock Control subsystem found
in STM32 family of MCUs
if CLOCK_CONTROL_STM32_CUBE
DT_STM32_HSE_CLOCK := $(dt_nodelabel_path,clk_hse)
DT_STM32_HSE_CLOCK_FREQ := $(dt_node_int_prop_int,$(DT_STM32_HSE_CLOCK),clock-frequency)
config CLOCK_STM32_HSE_CLOCK
int "HSE clock value"
default "$(DT_STM32_HSE_CLOCK_FREQ)" if "$(dt_nodelabel_enabled,clk_hse)"
default 8000000
help
Value of external high-speed clock (HSE). This symbol could be optionally
configured using device tree by setting "clock-frequency" value of clk_hse
node. For instance:
&clk_hse{
status = "okay";
clock-frequency = <DT_FREQ_M(25)>;
};
Note: Device tree configuration is overridden when current symbol is set:
CONFIG_CLOCK_STM32_HSE_CLOCK=32000000
config CLOCK_STM32_MUX
bool "STM32 clock mux driver"
default y
depends on DT_HAS_ST_STM32_CLOCK_MUX_ENABLED
help
Enable driver for STM32 clock mux which don't match an
existing clock hardware block but allows to select a clock
for a specific domain. For instance per_ck clock on STM32H7 or
CLK48 clock
# Micro-controller Clock output configuration options
choice
prompt "STM32 MCO1 Clock Source"
default CLOCK_STM32_MCO1_SRC_NOCLOCK
config CLOCK_STM32_MCO1_SRC_NOCLOCK
bool "NOCLOCK"
help
MCO1 output disabled, no clock on MCO1
config CLOCK_STM32_MCO1_SRC_EXT_HSE
bool "EXT_HSE"
depends on SOC_STM32F10X_CONNECTIVITY_LINE_DEVICE
help
Use EXT_HSE as source of MCO1
config CLOCK_STM32_MCO1_SRC_LSE
bool "LSE"
depends on SOC_SERIES_STM32F4X
help
Use LSE as source of MCO1
config CLOCK_STM32_MCO1_SRC_HSE
bool "HSE"
depends on SOC_SERIES_STM32F1X || SOC_SERIES_STM32F4X
help
Use HSE as source of MCO1
config CLOCK_STM32_MCO1_SRC_HSI
bool "HSI"
depends on SOC_SERIES_STM32F1X || SOC_SERIES_STM32F4X
help
Use HSI as source of MCO1
config CLOCK_STM32_MCO1_SRC_PLLCLK
bool "PLLCLK"
depends on SOC_SERIES_STM32F4X
help
Use PLLCLK as source of MCO1
config CLOCK_STM32_MCO1_SRC_PLLCLK_DIV2
bool "PLLCLK_DIV2"
depends on SOC_SERIES_STM32F1X
help
Use PLLCLK/2 as source of MCO1
config CLOCK_STM32_MCO1_SRC_PLL2CLK
bool "PLL2CLK"
depends on SOC_STM32F10X_CONNECTIVITY_LINE_DEVICE
help
Use PLL2CLK as source of MCO1
config CLOCK_STM32_MCO1_SRC_PLLI2SCLK
bool "PLLI2SCLK"
depends on SOC_STM32F10X_CONNECTIVITY_LINE_DEVICE
help
Use PLLI2SCLK as source of MCO1
config CLOCK_STM32_MCO1_SRC_PLLI2SCLK_DIV2
bool "PLLI2SCLK_DIV2"
depends on SOC_STM32F10X_CONNECTIVITY_LINE_DEVICE
help
Use PLLI2SCLK/2 as source of MCO1
config CLOCK_STM32_MCO1_SRC_SYSCLK
bool "SYSCLK"
depends on SOC_SERIES_STM32F1X
help
Use SYSCLK as source of MCO1
endchoice
config CLOCK_STM32_MCO1_DIV
int "MCO1 prescaler"
depends on SOC_SERIES_STM32F4X && !CLOCK_STM32_MCO1_SRC_NOCLOCK
default 1
range 1 5
help
allowed values: 1, 2, 3, 4, 5
choice
prompt "STM32 MCO2 Clock Source"
default CLOCK_STM32_MCO2_SRC_NOCLOCK
config CLOCK_STM32_MCO2_SRC_NOCLOCK
bool "NOCLOCK"
help
MCO2 output disabled, no clock on MCO2
config CLOCK_STM32_MCO2_SRC_SYSCLK
bool "SYSCLK"
depends on SOC_SERIES_STM32F4X
help
Use SYSCLK as source of MCO2
config CLOCK_STM32_MCO2_SRC_PLLI2S
bool "PLLI2S"
depends on SOC_SERIES_STM32F4X
help
Use PLLI2S as source of MCO2
config CLOCK_STM32_MCO2_SRC_HSE
bool "HSE"
depends on SOC_SERIES_STM32F4X
help
Use HSE as source of MCO2
config CLOCK_STM32_MCO2_SRC_PLLCLK
bool "PLLCLK"
depends on SOC_SERIES_STM32F4X
help
Use PLLCLK as source of MCO2
endchoice
config CLOCK_STM32_MCO2_DIV
int "MCO2 prescaler"
depends on !CLOCK_STM32_MCO2_SRC_NOCLOCK
default 1
range 1 5
help
allowed values: 1, 2, 3, 4, 5
endif # CLOCK_CONTROL_STM32_CUBE
|