Lerking/micropython
1
0
Fork 0
mirror of https://github.com/micropython/micropython.git synced 2025-12-16 01:40:14 +01:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

rp2: Add new NO_DEFAULT_PINS config options for i2c, spi, and uart.

Browse Source 
Some boards have multiple options for these pins, and they don't want to
allow users to initialize a port without explicitly specifying pin numbers.

Signed-off-by: Paul Grayson <paul@pololu.com>
This commit is contained in:
Paul Grayson
2023-04-04 09:23:22 -07:00
committed by Damien George
parent a78ec4ef7b
commit fbf079d773
3 changed files with 48 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
ports/rp2/machine_uart.c
View File

@@ -40,6 +40,14 @@
#define DEFAULT_UART_BITS (8)
#define DEFAULT_UART_STOP (1)
#ifdef MICROPY_HW_UART_NO_DEFAULT_PINS
// With no default I2C, need to require the pin args.
#define MICROPY_UART_PINS_ARG_OPTS MP_ARG_REQUIRED
#else
// Most boards do not require pin args.
#define MICROPY_UART_PINS_ARG_OPTS 0
#endif
// UART 0 default pins
#if !defined(MICROPY_HW_UART0_TX)
#define MICROPY_HW_UART0_TX (0)
@@ -225,8 +233,8 @@ STATIC void mp_machine_uart_init_helper(machine_uart_obj_t *self, size_t n_args,
{ MP_QSTR_bits, MP_ARG_INT, {.u_int = -1} },
{ MP_QSTR_parity, MP_ARG_OBJ, {.u_rom_obj = MP_ROM_INT(-1)} },
{ MP_QSTR_stop, MP_ARG_INT, {.u_int = -1} },
{ MP_QSTR_tx, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
{ MP_QSTR_rx, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
{ MP_QSTR_tx, MICROPY_UART_PINS_ARG_OPTS | MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
{ MP_QSTR_rx, MICROPY_UART_PINS_ARG_OPTS | MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
{ MP_QSTR_cts, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
{ MP_QSTR_rts, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_rom_obj = MP_ROM_NONE} },
{ MP_QSTR_timeout, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = -1} },