diff options
| author | Joel Challis <git@zvecr.com> | 2021-11-19 18:41:02 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-11-19 10:41:02 -0800 |
| commit | 2728603fe6d73e805a539d337fd01051c46ca806 (patch) | |
| tree | 5c83ffc7efa112da870bd5d8502a9d91d4792f35 /platforms/chibios/gpio.h | |
| parent | 43b9e23bae12916d5161f03700c9bfe46737324b (diff) | |
Move tmk_core/common/<plat> (#13918)
Diffstat (limited to 'platforms/chibios/gpio.h')
| -rw-r--r-- | platforms/chibios/gpio.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/platforms/chibios/gpio.h b/platforms/chibios/gpio.h new file mode 100644 index 0000000000..4d057f1cab --- /dev/null +++ b/platforms/chibios/gpio.h @@ -0,0 +1,50 @@ +/* Copyright 2021 QMK + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#pragma once + +#include <hal.h> +#include "pin_defs.h" + +typedef ioline_t pin_t; + +/* Operation of GPIO by pin. */ + +#define setPinInput(pin) palSetLineMode(pin, PAL_MODE_INPUT) +#define setPinInputHigh(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLUP) +#define setPinInputLow(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLDOWN) +#define setPinOutput(pin) palSetLineMode(pin, PAL_MODE_OUTPUT_PUSHPULL) + +#define writePinHigh(pin) palSetLine(pin) +#define writePinLow(pin) palClearLine(pin) +#define writePin(pin, level) ((level) ? (writePinHigh(pin)) : (writePinLow(pin))) + +#define readPin(pin) palReadLine(pin) + +#define togglePin(pin) palToggleLine(pin) + +/* Operation of GPIO by port. */ + +typedef uint16_t port_data_t; + +#define readPort(pin) palReadPort(PAL_PORT(pin)) + +#define setPortBitInput(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT) +#define setPortBitInputHigh(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT_PULLUP) +#define setPortBitInputLow(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_INPUT_PULLDOWN) +#define setPortBitOutput(pin, bit) palSetPadMode(PAL_PORT(pin), bit, PAL_MODE_OUTPUT_PUSHPULL) + +#define writePortBitLow(pin, bit) palClearLine(PAL_LINE(PAL_PORT(pin), bit)) +#define writePortBitHigh(pin, bit) palSetLine(PAL_LINE(PAL_PORT(pin), bit)) |