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On Qualia, define board.TFT_IO_EXPANDER

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these arguments make it easier to call ioexpander_send_init_sequence
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Jeff Epler 2023-09-25 11:33:01 -05:00
parent 04ad525c09
commit ce22edba15
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GPG Key ID: D5BF15AB975AB4DE
1 changed files with 22 additions and 0 deletions
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22
ports/espressif/boards/adafruit_qualia_s3_rgb666/pins.c
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@ -1,6 +1,27 @@
#include "py/objtuple.h"
#include "shared-bindings/board/__init__.h"
#define MP_DEFINE_BYTES_OBJ(obj_name, bin) mp_obj_str_t obj_name = {{&mp_type_bytes}, 0, sizeof(bin) - 1, (const byte *)bin}
STATIC MP_DEFINE_BYTES_OBJ(i2c_init_byte_obj,
"\2\2\0" // set data inversion register (no inversions)
"\2\1\xfe" // set output data (CLK idle low, all others high)
"\2\3\x78" // set direction register (cs, mosi, clk, reset as outputs)
);
STATIC const mp_rom_map_elem_t tft_io_expander_table[] = {
{ MP_ROM_QSTR(MP_QSTR_i2c_address), MP_ROM_INT(0x3F)},
{ MP_ROM_QSTR(MP_QSTR_gpio_address), MP_ROM_INT(1)},
{ MP_ROM_QSTR(MP_QSTR_gpio_data_len), MP_ROM_INT(1)},
{ MP_ROM_QSTR(MP_QSTR_gpio_data), MP_ROM_INT(0xFD)},
{ MP_ROM_QSTR(MP_QSTR_cs_bit), MP_ROM_INT(1)},
{ MP_ROM_QSTR(MP_QSTR_mosi_bit), MP_ROM_INT(7)},
{ MP_ROM_QSTR(MP_QSTR_clk_bit), MP_ROM_INT(0)},
{ MP_ROM_QSTR(MP_QSTR_reset_bit), MP_ROM_INT(2)},
{ MP_ROM_QSTR(MP_QSTR_i2c_init_sequence), &i2c_init_byte_obj},
};
MP_DEFINE_CONST_DICT(tft_io_expander_dict, tft_io_expander_table);
STATIC const mp_rom_obj_tuple_t tft_r_pins = {
{&mp_type_tuple},
5,
@ -53,6 +74,7 @@ STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
CIRCUITPYTHON_BOARD_DICT_STANDARD_ITEMS
{ MP_ROM_QSTR(MP_QSTR_TFT), MP_ROM_PTR(&tft_dict) },
{ MP_ROM_QSTR(MP_QSTR_TFT_IO_EXPANDER), MP_ROM_PTR(&tft_io_expander_dict) },
{ MP_ROM_QSTR(MP_QSTR_NEOPIXEL), MP_ROM_PTR(MICROPY_HW_NEOPIXEL) },