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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 | # 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 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 # 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_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_STM32F4X help Use HSE as source of MCO1 config CLOCK_STM32_MCO1_SRC_HSI bool "HSI" depends on 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 endchoice config CLOCK_STM32_MCO1_DIV int "MCO1 prescaler" depends on !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 |