mirror of https://github.com/Desuuuu/klipper.git
stm32: Adding support for STM32F031x6 (#3871)
Add support for alt usart 1 Do not select all functions on 16 K mcu Signed-off-by: Elias Bakken <elias@iagent.no>
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@ -7,9 +7,9 @@ config STM32_SELECT
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default y
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select HAVE_GPIO
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select HAVE_GPIO_ADC
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select HAVE_GPIO_I2C
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select HAVE_GPIO_SPI
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select HAVE_GPIO_BITBANGING
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select HAVE_GPIO_I2C if !MACH_STM32F031
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select HAVE_GPIO_SPI if !MACH_STM32F031
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select HAVE_GPIO_BITBANGING if !MACH_STM32F031
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select HAVE_STRICT_TIMING
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select HAVE_CHIPID
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@ -37,6 +37,9 @@ choice
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config MACH_STM32F446
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bool "STM32F446"
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select MACH_STM32F4
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config MACH_STM32F031
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bool "STM32F031"
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select MACH_STM32F0
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config MACH_STM32F042
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bool "STM32F042"
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select MACH_STM32F0
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@ -64,6 +67,7 @@ config HAVE_STM32_USBOTG
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config MCU
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string
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default "stm32f031x6" if MACH_STM32F031
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default "stm32f042x6" if MACH_STM32F042
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default "stm32f070xb" if MACH_STM32F070
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default "stm32f103xe" if MACH_STM32F103
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@ -85,6 +89,7 @@ config CLOCK_FREQ
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config FLASH_SIZE
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hex
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default 0x4000 if MACH_STM32F031
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default 0x8000 if MACH_STM32F042
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default 0x20000 if MACH_STM32F070
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default 0x10000 if MACH_STM32F103 # Flash size of stm32f103x8 (64KiB)
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@ -97,6 +102,7 @@ config RAM_START
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config RAM_SIZE
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hex
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default 0x1000 if MACH_STM32F031
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default 0x1800 if MACH_STM32F042
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default 0x4000 if MACH_STM32F070
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default 0x5000 if MACH_STM32F103 # Ram size of stm32f103x8 (20KiB)
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@ -221,6 +227,8 @@ choice
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Select the serial device to use.
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config STM32_SERIAL_USART1
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bool "USART1"
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config STM32_SERIAL_USART1_ALT
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bool "USART1 (on PA15/PA14)" if MACH_STM32F0
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config STM32_SERIAL_USART2
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bool "USART2 (on PA3/PA2)"
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config STM32_SERIAL_USART2_ALT
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@ -149,9 +149,10 @@ pll_setup(void)
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// Setup CFGR3 register
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uint32_t cfgr3 = RCC_CFGR3_I2C1SW;
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if (CONFIG_USBSERIAL)
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#if CONFIG_USBSERIAL
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// Select PLL as source for USB clock
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cfgr3 |= RCC_CFGR3_USBSW;
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#endif
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RCC->CFGR3 = cfgr3;
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}
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@ -13,9 +13,15 @@
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// Select the configured serial port
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#if CONFIG_SERIAL_PORT == 1
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA10,PA9");
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#define GPIO_Rx GPIO('A', 10)
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#define GPIO_Tx GPIO('A', 9)
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#if CONFIG_STM32_SERIAL_USART1_ALT
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA15,PA14");
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#define GPIO_Rx GPIO('A', 15)
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#define GPIO_Tx GPIO('A', 14)
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#else
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA10,PA9");
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#define GPIO_Rx GPIO('A', 10)
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#define GPIO_Tx GPIO('A', 9)
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#endif
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#define USARTx USART1
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#define USARTx_IRQn USART1_IRQn
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#elif CONFIG_SERIAL_PORT == 2
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@ -0,0 +1,4 @@
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# Base config file for STM32F031 boards
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CONFIG_MACH_STM32=y
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CONFIG_MACH_STM32F031=y
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CONFIG_USBSERIAL=n
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