From 737dd62aeebf28d152c959ac7f6c515e617fb4dd Mon Sep 17 00:00:00 2001 From: Alexandre Bourdiol Date: Fri, 30 Apr 2021 15:47:39 +0200 Subject: [PATCH] boards: stm32f723e_disco: Use dts for clocks configuration Convert board to use of device tree for clocks configuration. Signed-off-by: Alexandre Bourdiol --- .../arm/stm32f723e_disco/stm32f723e_disco.dts | 22 +++++++++++++++++++ .../stm32f723e_disco_defconfig | 18 +-------------- 2 files changed, 23 insertions(+), 17 deletions(-) diff --git a/boards/arm/stm32f723e_disco/stm32f723e_disco.dts b/boards/arm/stm32f723e_disco/stm32f723e_disco.dts index 2eb86b8ab7a..0f74c2557ce 100644 --- a/boards/arm/stm32f723e_disco/stm32f723e_disco.dts +++ b/boards/arm/stm32f723e_disco/stm32f723e_disco.dts @@ -51,6 +51,28 @@ }; }; +&clk_hse { + clock-frequency = ; + status = "okay"; +}; + +&pll { + div-m = <25>; + mul-n = <432>; + div-p = <2>; + div-q = <9>; + clocks = <&clk_hse>; + status = "okay"; +}; + +&rcc { + clocks = <&pll>; + clock-frequency = ; + ahb-prescaler = <1>; + apb1-prescaler = <4>; + apb2-prescaler = <2>; +}; + arduino_i2c: &i2c2 {}; arduino_spi: &spi1 {}; arduino_serial: &usart2 {}; diff --git a/boards/arm/stm32f723e_disco/stm32f723e_disco_defconfig b/boards/arm/stm32f723e_disco/stm32f723e_disco_defconfig index ee9df362478..14ef250b8d1 100644 --- a/boards/arm/stm32f723e_disco/stm32f723e_disco_defconfig +++ b/boards/arm/stm32f723e_disco/stm32f723e_disco_defconfig @@ -2,8 +2,6 @@ CONFIG_SOC_SERIES_STM32F7X=y CONFIG_SOC_STM32F723XX=y -# 216MHz system clock -CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=216000000 # Enable MPU CONFIG_ARM_MPU=y @@ -23,19 +21,5 @@ CONFIG_PINMUX=y # enable GPIO CONFIG_GPIO=y -# clock configuration +# Enable Clocks CONFIG_CLOCK_CONTROL=y - -# Clock configuration for Cube Clock control driver -CONFIG_CLOCK_STM32_HSE_CLOCK=25000000 -CONFIG_CLOCK_STM32_SYSCLK_SRC_PLL=y -# use HSE as PLL input -CONFIG_CLOCK_STM32_PLL_SRC_HSE=y -# produce 216MHz clock at PLL output -CONFIG_CLOCK_STM32_PLL_M_DIVISOR=25 -CONFIG_CLOCK_STM32_PLL_N_MULTIPLIER=432 -CONFIG_CLOCK_STM32_PLL_P_DIVISOR=2 -CONFIG_CLOCK_STM32_PLL_Q_DIVISOR=9 -CONFIG_CLOCK_STM32_AHB_PRESCALER=1 -CONFIG_CLOCK_STM32_APB1_PRESCALER=4 -CONFIG_CLOCK_STM32_APB2_PRESCALER=2