# Kconfig settings for RPxxxx processors

if MACH_RPXXXX

config RPXXXX_SELECT
    bool
    default y
    select HAVE_GPIO
    select HAVE_CHIPID
    select HAVE_BOARD_CHECK_DOUBLE_RESET if MACH_RP2350

config BOARD_DIRECTORY
    string
    default "rp2040"

######################################################################
# Chip selection
######################################################################

choice
    prompt "Processor model"
    config MACH_RP2040
        bool "rp2040"
    config MACH_RP2350
        bool "rp2350"
endchoice

config MCU
    string
    default "rp2040" if MACH_RP2040
    default "rp2350" if MACH_RP2350

config CLOCK_FREQ
    int
    default 12000000 if MACH_RP2040
    default 150000000 if MACH_RP2350

config FLASH_SIZE
    hex
    default 0x200000

config FLASH_BOOT_ADDRESS
    hex
    default 0x10000100 if MACH_RP2040 # Stage2 binary starts at 0x10000000
    default 0x10000000 if MACH_RP2350

config RAM_START
    hex
    default 0x20000000

config RAM_SIZE
    hex
    default 0x42000 if MACH_RP2040
    default 0x82000 if MACH_RP2350

config STACK_SIZE
    int
    default 512

config FLASH_START
    hex
    default 0x10000000

config LAUNCH_APP_ADDRESS
    default 0x10004000
    hex

config BLOCK_SIZE
    int
    default 64

######################################################################
# Bootloader options
######################################################################

config RP2040_HAVE_STAGE2
    bool
    default y if MACH_RP2040

choice
    prompt "Flash chip" if LOW_LEVEL_OPTIONS && RP2040_HAVE_STAGE2
    config RP2040_FLASH_W25Q080
        bool "W25Q080 with CLKDIV 2"
    config RP2040_FLASH_GENERIC_03
        bool "GENERIC_03H with CLKDIV 4"
endchoice

config RP2040_STAGE2_FILE
    string
    default "boot2_generic_03h.S" if RP2040_FLASH_GENERIC_03
    default "boot2_w25q080.S"

config RP2040_STAGE2_CLKDIV
    int
    default 4 if RP2040_FLASH_GENERIC_03
    default 2

######################################################################
# Deployer
######################################################################

choice
    prompt "Build Katapult deployment application"
    config RPXXXX_FLASH_START_0000
        bool "Do not build"
        depends on MACH_RP2350
    config RPXXXX_FLASH_START_0100
        bool "Do not build"
        depends on MACH_RP2040
    config RPXXXX_FLASH_START_4000
        bool "16KiB bootloader"
endchoice
config FLASH_APPLICATION_ADDRESS
    hex
    default 0x10004000 if RPXXXX_FLASH_START_4000
    default 0x10000100 if RPXXXX_FLASH_START_0100
    default 0x10000000 if RPXXXX_FLASH_START_0000

######################################################################
# Communication inteface
######################################################################

choice
    prompt "Communication Interface"
    config RPXXXX_USB
        bool "USBSERIAL"
        select USBSERIAL
    config RPXXXX_SERIAL_UART0_PINS_0_1
        bool "UART0 on GPIO0/GPIO1"
        select SERIAL
    config RPXXXX_SERIAL_UART0_PINS_12_13
        bool "UART0 on GPIO12/GPIO13" if LOW_LEVEL_OPTIONS
        select SERIAL
    config RPXXXX_SERIAL_UART0_PINS_16_17
        bool "UART0 on GPIO16/GPIO17" if LOW_LEVEL_OPTIONS
        select SERIAL
    config RPXXXX_SERIAL_UART0_PINS_28_29
        bool "UART0 on GPIO28/GPIO29" if LOW_LEVEL_OPTIONS
        select SERIAL
    config RPXXXX_SERIAL_UART1_PINS_4_5
        bool "UART1 on GPIO4/GPIO5" if LOW_LEVEL_OPTIONS
        select SERIAL
    config RPXXXX_SERIAL_UART1_PINS_8_9
        bool "UART1 on  GPIO8/GPIO9" if LOW_LEVEL_OPTIONS
        select SERIAL
    config RPXXXX_SERIAL_UART1_PINS_20_21
        bool "UART1 on  GPIO20/GPIO21" if LOW_LEVEL_OPTIONS
        select SERIAL
    config RPXXXX_SERIAL_UART1_PINS_24_25
        bool "UART1 on GPIO24/GPIO25"  if LOW_LEVEL_OPTIONS
        select SERIAL
    config RPXXXX_CANBUS
        bool "CAN bus"
        select CANSERIAL
    config RPXXXX_USBCANBUS
        bool "USB to CAN bus bridge"
        select USBCANBUS
endchoice

config RPXXXX_CANBUS_GPIO_RX
    int "CAN RX gpio number" if CANBUS
    default 4
    range 0 29

config RPXXXX_CANBUS_GPIO_TX
    int "CAN TX gpio number" if CANBUS
    default 5
    range 0 29

endif