blob: 69b1cd58e77f692e1ad9767095a52706e2a18b78 (
plain)
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
|
# Kconfig settings for STM32 processors
if MACH_RP2040
config RP2040_SELECT
bool
default y
select HAVE_GPIO
select HAVE_GPIO_ADC
select HAVE_GPIO_SPI
select HAVE_GPIO_I2C
select HAVE_GPIO_BITBANGING
select HAVE_STRICT_TIMING
select HAVE_CHIPID
select HAVE_GPIO_HARD_PWM
select HAVE_STEPPER_BOTH_EDGE
config BOARD_DIRECTORY
string
default "rp2040"
config MCU
string
default "rp2040"
config CLOCK_FREQ
int
default 12000000
config FLASH_SIZE
hex
default 0x200000
config FLASH_BOOT_ADDRESS
hex
default 0x10000100 # Stage2 binary starts at 0x10000000
config RAM_START
hex
default 0x20000000
config RAM_SIZE
hex
default 0x42000
config STACK_SIZE
int
default 512
######################################################################
# Bootloader options
######################################################################
config RP2040_HAVE_STAGE2
bool
config RP2040_HAVE_BOOTLOADER
bool
default y if !RP2040_HAVE_STAGE2
choice
prompt "Bootloader offset"
config RP2040_FLASH_START_0100
bool "No bootloader"
select RP2040_HAVE_STAGE2
config RP2040_FLASH_START_4000
bool "16KiB bootloader"
endchoice
config FLASH_START
hex
default 0x10004000 if RP2040_FLASH_START_4000
default 0x10000100
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
######################################################################
# Communication inteface
######################################################################
choice
prompt "Communication interface"
config RP2040_USB
bool "USB"
select USBSERIAL
config RP2040_SERIAL_UART0
bool "Serial (on UART0 GPIO1/GPIO0)"
select SERIAL
config RP2040_CANBUS
bool "CAN bus"
select CANSERIAL
config RP2040_USBCANBUS
bool "USB to CAN bus bridge"
select USBCANBUS
endchoice
config RP2040_CANBUS_GPIO_RX
int "CAN RX gpio number" if CANBUS
default 4
range 0 29
config RP2040_CANBUS_GPIO_TX
int "CAN TX gpio number" if CANBUS
default 5
range 0 29
endif
|
