hw/mcu/stm/stm32g0xx/syscfg.yml

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syscfg.defs:
    MCU_FLASH_MIN_WRITE_SIZE:
        description: >
            Specifies the required alignment for internal flash writes.
            Used internally by the newt tool.
        value: 8

    MCU_STM32G0:
        description: MCUs are of STM32G0xx family
        value: 1

    STM32_CLOCK_VOLTAGESCALING_CONFIG:
        description: >
            Adjust voltage scaling.
            PWR_REGULATOR_VOLTAGE_SCALE1_BOOST for system clock > 150MHz
            PWR_REGULATOR_VOLTAGE_SCALE1 for system clock up to 150MHz
            PWR_REGULATOR_VOLTAGE_SCALE2 for system clock <= 26MHz
        value: PWR_REGULATOR_VOLTAGE_SCALE1_BOOST

    STM32_CLOCK_LSI:
        description: Enable low-speed internal clock source
        value: 1

    STM32_CLOCK_LSE:
        description: Enable low-speed external clock source (aka RTC xtal)
        value: 0

    STM32_CLOCK_LSE_BYPASS:
        description: 0 for 32768 xtal; 1 for input clock
        value: 0

    STM32_CLOCK_HSE:
        description: Enable high-speed external clock source
        value: 0

    STM32_CLOCK_HSE_BYPASS:
        description: 0 for xtal; 1 for input clock
        value: 0

    STM32_CLOCK_HSE_VALUE:
        description: High-speed external clock speed in Hz
        value:

    STM32_CLOCK_HSI:
        description: Enable high-speed internal clock source
        value: 1

    STM32_CLOCK_HSI_CALIBRATION:
        description: HSI calibration value
        value: 'RCC_HSICALIBRATION_DEFAULT'

    STM32_CLOCK_HSI48:
        description: Enable high-speed 48MHz internal clock source
        value: 0

    STM32_CLOCK_SYSCLK:
        description: Select SYSCLK source
        choices:
            - HSI
            - HSE
            - PLL_R
            - auto
        value: auto

    STM32_CLOCK_PLL:
        description: Enable PLL
        value: 0

    STM32_CLOCK_PLL_PLLM:
        description: PLL config M parameter
        value: 4

    STM32_CLOCK_PLL_PLLN:
        description: PLL config N parameter
        value: 85

    STM32_CLOCK_PLL_PLLP:
        description: PLL config P parameter
        value: 2

    STM32_CLOCK_PLL_PLLQ:
        description: PLL config Q parameter
        value: 2

    STM32_CLOCK_PLL_PLLR:
        description: PLL config R parameter
        value: 2

    STM32_CLOCK_AHB_DIVIDER:
        description: AHB CLK1 prescaler
        value: RCC_SYSCLK_DIV1

    STM32_CLOCK_APB1_DIVIDER:
        description: APB1 prescaler
        value: RCC_HCLK_DIV1

    STM32_CLOCK_APB2_DIVIDER:
        description: APB2 prescaler
        value: RCC_HCLK_DIV1

    STM32_FLASH_LATENCY:
        description: Number of wait-states
        value: FLASH_LATENCY_2

    STM32_ENABLE_ICACHE:
        description: Enable instruction caching
        value: 1

    STM32_ENABLE_DCACHE:
        description: Enable instruction caching
        value: 1

    STM32_FLASH_PREFETCH_ENABLE:
        description: Enable pre-fetch of instructions (when latency > 0)
        value: 1

    STM32_HAL_SPI_HAS_FIFO:
        description: This MCU has a SPI with FIFO
        value: 1

    STM32_HAL_I2C_HAS_CLOCKSPEED:
        description: This MCU's I2C has no clock speed register (has TIMINGR)
        value: 0

    STM32_HAL_UART_HAS_SR:
        description: This MCU's UART uses ISR register (not SR) for status.
        value: 0

    MCU_FLASH_ERASED_VAL:
        description: Value read from erased flash.
        value: 0xff

syscfg.vals:
    MCU_RAM_START: 0x20000000
    MCU_RAM_SIZE: 0x1C000