52 lines
2 KiB
C
52 lines
2 KiB
C
/* Copyright 2020 Christopher Courtney, aka Drashna Jael're (@drashna) <drashna@live.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "tractyl_manuform.h"
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#ifdef USB_VBUS_PIN
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bool usb_vbus_state(void) {
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gpio_set_pin_input_low(USB_VBUS_PIN);
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wait_us(5);
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return gpio_read_pin(USB_VBUS_PIN);
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}
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#endif
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#ifdef USER_BUTTON_PIN
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void user_button_init(void) {
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// Pin needs to be configured as input low
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gpio_set_pin_input_low(USER_BUTTON_PIN);
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}
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bool check_user_button_state(void) {
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return gpio_read_pin(USER_BUTTON_PIN);
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}
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#endif // USER_BUTTON_PIN
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void board_init(void) {
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// Board setup sets these pins as SPI, but we aren't using them as such.
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// So to prevent them from misbehaving, we need to set them to a different, non-spi mode.
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// This is a bit of a hack, but nothing else runs soon enough, without re-implementing spi_init().
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gpio_set_pin_input(A5);
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gpio_set_pin_input(A6);
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gpio_set_pin_input(A7);
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// If using USB_OTG_HS, we need to set the data pins since they're set wrong for our needs by default.
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// We set it here by default, in case it's bridged with A11/A12, as to reduce the chance of issues.
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palSetLineMode(
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B14, PAL_MODE_ALTERNATE(12) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST | PAL_STM32_PUPDR_FLOATING);
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palSetLineMode(
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B15, PAL_MODE_ALTERNATE(12) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST | PAL_STM32_PUPDR_FLOATING);
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}
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