summaryrefslogtreecommitdiff
path: root/drivers/chibios
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/chibios')
-rw-r--r--drivers/chibios/analog.c321
-rw-r--r--drivers/chibios/analog.h41
-rw-r--r--drivers/chibios/i2c_master.c121
-rw-r--r--drivers/chibios/i2c_master.h113
-rw-r--r--drivers/chibios/serial.c290
-rw-r--r--drivers/chibios/serial.h62
-rw-r--r--drivers/chibios/serial_usart.c208
-rw-r--r--drivers/chibios/serial_usart.h90
-rw-r--r--drivers/chibios/serial_usart_duplex.c261
-rw-r--r--drivers/chibios/spi_master.c148
-rw-r--r--drivers/chibios/spi_master.h80
-rw-r--r--drivers/chibios/uart.c50
-rw-r--r--drivers/chibios/uart.h77
-rw-r--r--drivers/chibios/usbpd_stm32g4.c76
-rw-r--r--drivers/chibios/ws2812.c114
-rw-r--r--drivers/chibios/ws2812_pwm.c311
-rw-r--r--drivers/chibios/ws2812_spi.c159
17 files changed, 0 insertions, 2522 deletions
diff --git a/drivers/chibios/analog.c b/drivers/chibios/analog.c
deleted file mode 100644
index 8c476fcac2..0000000000
--- a/drivers/chibios/analog.c
+++ /dev/null
@@ -1,321 +0,0 @@
-/* Copyright 2019 Drew Mills
- *
- * 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 2 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/>.
- */
-
-#include "quantum.h"
-#include "analog.h"
-#include <ch.h>
-#include <hal.h>
-
-#if !HAL_USE_ADC
-# error "You need to set HAL_USE_ADC to TRUE in your halconf.h to use the ADC."
-#endif
-
-#if !STM32_ADC_USE_ADC1 && !STM32_ADC_USE_ADC2 && !STM32_ADC_USE_ADC3 && !STM32_ADC_USE_ADC4
-# error "You need to set one of the 'STM32_ADC_USE_ADCx' settings to TRUE in your mcuconf.h to use the ADC."
-#endif
-
-#if STM32_ADC_DUAL_MODE
-# error "STM32 ADC Dual Mode is not supported at this time."
-#endif
-
-#if STM32_ADCV3_OVERSAMPLING
-# error "STM32 ADCV3 Oversampling is not supported at this time."
-#endif
-
-// Otherwise assume V3
-#if defined(STM32F0XX) || defined(STM32L0XX)
-# define USE_ADCV1
-#elif defined(STM32F1XX) || defined(STM32F2XX) || defined(STM32F4XX)
-# define USE_ADCV2
-#endif
-
-// BODGE to make v2 look like v1,3 and 4
-#ifdef USE_ADCV2
-# if !defined(ADC_SMPR_SMP_1P5) && defined(ADC_SAMPLE_3)
-# define ADC_SMPR_SMP_1P5 ADC_SAMPLE_3
-# define ADC_SMPR_SMP_7P5 ADC_SAMPLE_15
-# define ADC_SMPR_SMP_13P5 ADC_SAMPLE_28
-# define ADC_SMPR_SMP_28P5 ADC_SAMPLE_56
-# define ADC_SMPR_SMP_41P5 ADC_SAMPLE_84
-# define ADC_SMPR_SMP_55P5 ADC_SAMPLE_112
-# define ADC_SMPR_SMP_71P5 ADC_SAMPLE_144
-# define ADC_SMPR_SMP_239P5 ADC_SAMPLE_480
-# endif
-
-# if !defined(ADC_SMPR_SMP_1P5) && defined(ADC_SAMPLE_1P5)
-# define ADC_SMPR_SMP_1P5 ADC_SAMPLE_1P5
-# define ADC_SMPR_SMP_7P5 ADC_SAMPLE_7P5
-# define ADC_SMPR_SMP_13P5 ADC_SAMPLE_13P5
-# define ADC_SMPR_SMP_28P5 ADC_SAMPLE_28P5
-# define ADC_SMPR_SMP_41P5 ADC_SAMPLE_41P5
-# define ADC_SMPR_SMP_55P5 ADC_SAMPLE_55P5
-# define ADC_SMPR_SMP_71P5 ADC_SAMPLE_71P5
-# define ADC_SMPR_SMP_239P5 ADC_SAMPLE_239P5
-# endif
-
-// we still sample at 12bit, but scale down to the requested bit range
-# define ADC_CFGR1_RES_12BIT 12
-# define ADC_CFGR1_RES_10BIT 10
-# define ADC_CFGR1_RES_8BIT 8
-# define ADC_CFGR1_RES_6BIT 6
-#endif
-
-/* User configurable ADC options */
-#ifndef ADC_COUNT
-# if defined(STM32F0XX) || defined(STM32F1XX) || defined(STM32F4XX)
-# define ADC_COUNT 1
-# elif defined(STM32F3XX)
-# define ADC_COUNT 4
-# else
-# error "ADC_COUNT has not been set for this ARM microcontroller."
-# endif
-#endif
-
-#ifndef ADC_NUM_CHANNELS
-# define ADC_NUM_CHANNELS 1
-#elif ADC_NUM_CHANNELS != 1
-# error "The ARM ADC implementation currently only supports reading one channel at a time."
-#endif
-
-#ifndef ADC_BUFFER_DEPTH
-# define ADC_BUFFER_DEPTH 1
-#endif
-
-// For more sampling rate options, look at hal_adc_lld.h in ChibiOS
-#ifndef ADC_SAMPLING_RATE
-# define ADC_SAMPLING_RATE ADC_SMPR_SMP_1P5
-#endif
-
-// Options are 12, 10, 8, and 6 bit.
-#ifndef ADC_RESOLUTION
-# ifdef ADC_CFGR_RES_10BITS // ADCv3, ADCv4
-# define ADC_RESOLUTION ADC_CFGR_RES_10BITS
-# else // ADCv1, ADCv5, or the bodge for ADCv2 above
-# define ADC_RESOLUTION ADC_CFGR1_RES_10BIT
-# endif
-#endif
-
-static ADCConfig adcCfg = {};
-static adcsample_t sampleBuffer[ADC_NUM_CHANNELS * ADC_BUFFER_DEPTH];
-
-// Initialize to max number of ADCs, set to empty object to initialize all to false.
-static bool adcInitialized[ADC_COUNT] = {};
-
-// TODO: add back TR handling???
-static ADCConversionGroup adcConversionGroup = {
- .circular = FALSE,
- .num_channels = (uint16_t)(ADC_NUM_CHANNELS),
-#if defined(USE_ADCV1)
- .cfgr1 = ADC_CFGR1_CONT | ADC_RESOLUTION,
- .smpr = ADC_SAMPLING_RATE,
-#elif defined(USE_ADCV2)
-# if !defined(STM32F1XX)
- .cr2 = ADC_CR2_SWSTART, // F103 seem very unhappy with, F401 seems very unhappy without...
-# endif
- .smpr2 = ADC_SMPR2_SMP_AN0(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN1(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN2(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN3(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN4(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN5(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN6(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN7(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN8(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN9(ADC_SAMPLING_RATE),
- .smpr1 = ADC_SMPR1_SMP_AN10(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN11(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN12(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN13(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN14(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN15(ADC_SAMPLING_RATE),
-#else
- .cfgr = ADC_CFGR_CONT | ADC_RESOLUTION,
- .smpr = {ADC_SMPR1_SMP_AN0(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN1(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN2(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN3(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN4(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN5(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN6(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN7(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN8(ADC_SAMPLING_RATE) | ADC_SMPR1_SMP_AN9(ADC_SAMPLING_RATE), ADC_SMPR2_SMP_AN10(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN11(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN12(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN13(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN14(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN15(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN16(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN17(ADC_SAMPLING_RATE) | ADC_SMPR2_SMP_AN18(ADC_SAMPLING_RATE)},
-#endif
-};
-
-// clang-format off
-__attribute__((weak)) adc_mux pinToMux(pin_t pin) {
- switch (pin) {
-#if defined(STM32F0XX)
- case A0: return TO_MUX( ADC_CHSELR_CHSEL0, 0 );
- case A1: return TO_MUX( ADC_CHSELR_CHSEL1, 0 );
- case A2: return TO_MUX( ADC_CHSELR_CHSEL2, 0 );
- case A3: return TO_MUX( ADC_CHSELR_CHSEL3, 0 );
- case A4: return TO_MUX( ADC_CHSELR_CHSEL4, 0 );
- case A5: return TO_MUX( ADC_CHSELR_CHSEL5, 0 );
- case A6: return TO_MUX( ADC_CHSELR_CHSEL6, 0 );
- case A7: return TO_MUX( ADC_CHSELR_CHSEL7, 0 );
- case B0: return TO_MUX( ADC_CHSELR_CHSEL8, 0 );
- case B1: return TO_MUX( ADC_CHSELR_CHSEL9, 0 );
- case C0: return TO_MUX( ADC_CHSELR_CHSEL10, 0 );
- case C1: return TO_MUX( ADC_CHSELR_CHSEL11, 0 );
- case C2: return TO_MUX( ADC_CHSELR_CHSEL12, 0 );
- case C3: return TO_MUX( ADC_CHSELR_CHSEL13, 0 );
- case C4: return TO_MUX( ADC_CHSELR_CHSEL14, 0 );
- case C5: return TO_MUX( ADC_CHSELR_CHSEL15, 0 );
-#elif defined(STM32F3XX)
- case A0: return TO_MUX( ADC_CHANNEL_IN1, 0 );
- case A1: return TO_MUX( ADC_CHANNEL_IN2, 0 );
- case A2: return TO_MUX( ADC_CHANNEL_IN3, 0 );
- case A3: return TO_MUX( ADC_CHANNEL_IN4, 0 );
- case A4: return TO_MUX( ADC_CHANNEL_IN1, 1 );
- case A5: return TO_MUX( ADC_CHANNEL_IN2, 1 );
- case A6: return TO_MUX( ADC_CHANNEL_IN3, 1 );
- case A7: return TO_MUX( ADC_CHANNEL_IN4, 1 );
- case B0: return TO_MUX( ADC_CHANNEL_IN12, 2 );
- case B1: return TO_MUX( ADC_CHANNEL_IN1, 2 );
- case B2: return TO_MUX( ADC_CHANNEL_IN12, 1 );
- case B12: return TO_MUX( ADC_CHANNEL_IN3, 3 );
- case B13: return TO_MUX( ADC_CHANNEL_IN5, 2 );
- case B14: return TO_MUX( ADC_CHANNEL_IN4, 3 );
- case B15: return TO_MUX( ADC_CHANNEL_IN5, 3 );
- case C0: return TO_MUX( ADC_CHANNEL_IN6, 0 ); // Can also be ADC2
- case C1: return TO_MUX( ADC_CHANNEL_IN7, 0 ); // Can also be ADC2
- case C2: return TO_MUX( ADC_CHANNEL_IN8, 0 ); // Can also be ADC2
- case C3: return TO_MUX( ADC_CHANNEL_IN9, 0 ); // Can also be ADC2
- case C4: return TO_MUX( ADC_CHANNEL_IN5, 1 );
- case C5: return TO_MUX( ADC_CHANNEL_IN11, 1 );
- case D8: return TO_MUX( ADC_CHANNEL_IN12, 3 );
- case D9: return TO_MUX( ADC_CHANNEL_IN13, 3 );
- case D10: return TO_MUX( ADC_CHANNEL_IN7, 2 ); // Can also be ADC4
- case D11: return TO_MUX( ADC_CHANNEL_IN8, 2 ); // Can also be ADC4
- case D12: return TO_MUX( ADC_CHANNEL_IN9, 2 ); // Can also be ADC4
- case D13: return TO_MUX( ADC_CHANNEL_IN10, 2 ); // Can also be ADC4
- case D14: return TO_MUX( ADC_CHANNEL_IN11, 2 ); // Can also be ADC4
- case E7: return TO_MUX( ADC_CHANNEL_IN13, 2 );
- case E8: return TO_MUX( ADC_CHANNEL_IN6, 2 ); // Can also be ADC4
- case E9: return TO_MUX( ADC_CHANNEL_IN2, 2 );
- case E10: return TO_MUX( ADC_CHANNEL_IN14, 2 );
- case E11: return TO_MUX( ADC_CHANNEL_IN15, 2 );
- case E12: return TO_MUX( ADC_CHANNEL_IN16, 2 );
- case E13: return TO_MUX( ADC_CHANNEL_IN3, 2 );
- case E14: return TO_MUX( ADC_CHANNEL_IN1, 3 );
- case E15: return TO_MUX( ADC_CHANNEL_IN2, 3 );
- case F2: return TO_MUX( ADC_CHANNEL_IN10, 0 ); // Can also be ADC2
- case F4: return TO_MUX( ADC_CHANNEL_IN5, 0 );
-#elif defined(STM32F4XX)
- case A0: return TO_MUX( ADC_CHANNEL_IN0, 0 );
- case A1: return TO_MUX( ADC_CHANNEL_IN1, 0 );
- case A2: return TO_MUX( ADC_CHANNEL_IN2, 0 );
- case A3: return TO_MUX( ADC_CHANNEL_IN3, 0 );
- case A4: return TO_MUX( ADC_CHANNEL_IN4, 0 );
- case A5: return TO_MUX( ADC_CHANNEL_IN5, 0 );
- case A6: return TO_MUX( ADC_CHANNEL_IN6, 0 );
- case A7: return TO_MUX( ADC_CHANNEL_IN7, 0 );
- case B0: return TO_MUX( ADC_CHANNEL_IN8, 0 );
- case B1: return TO_MUX( ADC_CHANNEL_IN9, 0 );
- case C0: return TO_MUX( ADC_CHANNEL_IN10, 0 );
- case C1: return TO_MUX( ADC_CHANNEL_IN11, 0 );
- case C2: return TO_MUX( ADC_CHANNEL_IN12, 0 );
- case C3: return TO_MUX( ADC_CHANNEL_IN13, 0 );
- case C4: return TO_MUX( ADC_CHANNEL_IN14, 0 );
- case C5: return TO_MUX( ADC_CHANNEL_IN15, 0 );
-# if STM32_ADC_USE_ADC3
- case F3: return TO_MUX( ADC_CHANNEL_IN9, 2 );
- case F4: return TO_MUX( ADC_CHANNEL_IN14, 2 );
- case F5: return TO_MUX( ADC_CHANNEL_IN15, 2 );
- case F6: return TO_MUX( ADC_CHANNEL_IN4, 2 );
- case F7: return TO_MUX( ADC_CHANNEL_IN5, 2 );
- case F8: return TO_MUX( ADC_CHANNEL_IN6, 2 );
- case F9: return TO_MUX( ADC_CHANNEL_IN7, 2 );
- case F10: return TO_MUX( ADC_CHANNEL_IN8, 2 );
-# endif
-#elif defined(STM32F1XX)
- case A0: return TO_MUX( ADC_CHANNEL_IN0, 0 );
- case A1: return TO_MUX( ADC_CHANNEL_IN1, 0 );
- case A2: return TO_MUX( ADC_CHANNEL_IN2, 0 );
- case A3: return TO_MUX( ADC_CHANNEL_IN3, 0 );
- case A4: return TO_MUX( ADC_CHANNEL_IN4, 0 );
- case A5: return TO_MUX( ADC_CHANNEL_IN5, 0 );
- case A6: return TO_MUX( ADC_CHANNEL_IN6, 0 );
- case A7: return TO_MUX( ADC_CHANNEL_IN7, 0 );
- case B0: return TO_MUX( ADC_CHANNEL_IN8, 0 );
- case B1: return TO_MUX( ADC_CHANNEL_IN9, 0 );
- case C0: return TO_MUX( ADC_CHANNEL_IN10, 0 );
- case C1: return TO_MUX( ADC_CHANNEL_IN11, 0 );
- case C2: return TO_MUX( ADC_CHANNEL_IN12, 0 );
- case C3: return TO_MUX( ADC_CHANNEL_IN13, 0 );
- case C4: return TO_MUX( ADC_CHANNEL_IN14, 0 );
- case C5: return TO_MUX( ADC_CHANNEL_IN15, 0 );
- // STM32F103x[C-G] in 144-pin packages also have analog inputs on F6...F10, but they are on ADC3, and the
- // ChibiOS ADC driver for STM32F1xx currently supports only ADC1, therefore these pins are not usable.
-#endif
- }
-
- // return an adc that would never be used so intToADCDriver will bail out
- return TO_MUX(0, 0xFF);
-}
-// clang-format on
-
-static inline ADCDriver* intToADCDriver(uint8_t adcInt) {
- switch (adcInt) {
-#if STM32_ADC_USE_ADC1
- case 0:
- return &ADCD1;
-#endif
-#if STM32_ADC_USE_ADC2
- case 1:
- return &ADCD2;
-#endif
-#if STM32_ADC_USE_ADC3
- case 2:
- return &ADCD3;
-#endif
-#if STM32_ADC_USE_ADC4
- case 3:
- return &ADCD4;
-#endif
- }
-
- return NULL;
-}
-
-static inline void manageAdcInitializationDriver(uint8_t adc, ADCDriver* adcDriver) {
- if (!adcInitialized[adc]) {
- adcStart(adcDriver, &adcCfg);
- adcInitialized[adc] = true;
- }
-}
-
-int16_t analogReadPin(pin_t pin) {
- palSetLineMode(pin, PAL_MODE_INPUT_ANALOG);
-
- return adc_read(pinToMux(pin));
-}
-
-int16_t analogReadPinAdc(pin_t pin, uint8_t adc) {
- palSetLineMode(pin, PAL_MODE_INPUT_ANALOG);
-
- adc_mux target = pinToMux(pin);
- target.adc = adc;
- return adc_read(target);
-}
-
-int16_t adc_read(adc_mux mux) {
-#if defined(USE_ADCV1)
- // TODO: fix previous assumption of only 1 input...
- adcConversionGroup.chselr = 1 << mux.input; /*no macro to convert N to ADC_CHSELR_CHSEL1*/
-#elif defined(USE_ADCV2)
- adcConversionGroup.sqr3 = ADC_SQR3_SQ1_N(mux.input);
-#else
- adcConversionGroup.sqr[0] = ADC_SQR1_SQ1_N(mux.input);
-#endif
-
- ADCDriver* targetDriver = intToADCDriver(mux.adc);
- if (!targetDriver) {
- return 0;
- }
-
- manageAdcInitializationDriver(mux.adc, targetDriver);
- if (adcConvert(targetDriver, &adcConversionGroup, &sampleBuffer[0], ADC_BUFFER_DEPTH) != MSG_OK) {
- return 0;
- }
-
-#ifdef USE_ADCV2
- // fake 12-bit -> N-bit scale
- return (*sampleBuffer) >> (12 - ADC_RESOLUTION);
-#else
- // already handled as part of adcConvert
- return *sampleBuffer;
-#endif
-}
diff --git a/drivers/chibios/analog.h b/drivers/chibios/analog.h
deleted file mode 100644
index e61c394265..0000000000
--- a/drivers/chibios/analog.h
+++ /dev/null
@@ -1,41 +0,0 @@
-/* Copyright 2019 Drew Mills
- *
- * 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 2 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 <stdint.h>
-#include "quantum.h"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef struct {
- uint16_t input;
- uint8_t adc;
-} adc_mux;
-#define TO_MUX(i, a) \
- (adc_mux) { i, a }
-
-int16_t analogReadPin(pin_t pin);
-int16_t analogReadPinAdc(pin_t pin, uint8_t adc);
-adc_mux pinToMux(pin_t pin);
-
-int16_t adc_read(adc_mux mux);
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/drivers/chibios/i2c_master.c b/drivers/chibios/i2c_master.c
deleted file mode 100644
index fc4bb2ab37..0000000000
--- a/drivers/chibios/i2c_master.c
+++ /dev/null
@@ -1,121 +0,0 @@
-/* Copyright 2018 Jack Humbert
- * Copyright 2018 Yiancar
- *
- * 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 2 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/>.
- */
-
-/* This library is only valid for STM32 processors.
- * This library follows the convention of the AVR i2c_master library.
- * As a result addresses are expected to be already shifted (addr << 1).
- * I2CD1 is the default driver which corresponds to pins B6 and B7. This
- * can be changed.
- * Please ensure that HAL_USE_I2C is TRUE in the halconf.h file and that
- * STM32_I2C_USE_I2C1 is TRUE in the mcuconf.h file. Pins B6 and B7 are used
- * but using any other I2C pins should be trivial.
- */
-#include "quantum.h"
-#include "i2c_master.h"
-#include <string.h>
-#include <hal.h>
-
-static uint8_t i2c_address;
-
-static const I2CConfig i2cconfig = {
-#if defined(USE_I2CV1_CONTRIB)
- I2C1_CLOCK_SPEED,
-#elif defined(USE_I2CV1)
- I2C1_OPMODE,
- I2C1_CLOCK_SPEED,
- I2C1_DUTY_CYCLE,
-#else
- // This configures the I2C clock to 400khz assuming a 72Mhz clock
- // For more info : https://www.st.com/en/embedded-software/stsw-stm32126.html
- STM32_TIMINGR_PRESC(I2C1_TIMINGR_PRESC) | STM32_TIMINGR_SCLDEL(I2C1_TIMINGR_SCLDEL) | STM32_TIMINGR_SDADEL(I2C1_TIMINGR_SDADEL) | STM32_TIMINGR_SCLH(I2C1_TIMINGR_SCLH) | STM32_TIMINGR_SCLL(I2C1_TIMINGR_SCLL), 0, 0
-#endif
-};
-
-static i2c_status_t chibios_to_qmk(const msg_t* status) {
- switch (*status) {
- case I2C_NO_ERROR:
- return I2C_STATUS_SUCCESS;
- case I2C_TIMEOUT:
- return I2C_STATUS_TIMEOUT;
- // I2C_BUS_ERROR, I2C_ARBITRATION_LOST, I2C_ACK_FAILURE, I2C_OVERRUN, I2C_PEC_ERROR, I2C_SMB_ALERT
- default:
- return I2C_STATUS_ERROR;
- }
-}
-
-__attribute__((weak)) void i2c_init(void) {
- static bool is_initialised = false;
- if (!is_initialised) {
- is_initialised = true;
-
- // Try releasing special pins for a short time
- palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_INPUT);
- palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_INPUT);
-
- chThdSleepMilliseconds(10);
-#if defined(USE_GPIOV1)
- palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, I2C1_SCL_PAL_MODE);
- palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, I2C1_SDA_PAL_MODE);
-#else
- palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_ALTERNATE(I2C1_SCL_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
- palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_ALTERNATE(I2C1_SDA_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
-#endif
- }
-}
-
-i2c_status_t i2c_start(uint8_t address) {
- i2c_address = address;
- i2cStart(&I2C_DRIVER, &i2cconfig);
- return I2C_STATUS_SUCCESS;
-}
-
-i2c_status_t i2c_transmit(uint8_t address, const uint8_t* data, uint16_t length, uint16_t timeout) {
- i2c_address = address;
- i2cStart(&I2C_DRIVER, &i2cconfig);
- msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, 0, 0, TIME_MS2I(timeout));
- return chibios_to_qmk(&status);
-}
-
-i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout) {
- i2c_address = address;
- i2cStart(&I2C_DRIVER, &i2cconfig);
- msg_t status = i2cMasterReceiveTimeout(&I2C_DRIVER, (i2c_address >> 1), data, length, TIME_MS2I(timeout));
- return chibios_to_qmk(&status);
-}
-
-i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout) {
- i2c_address = devaddr;
- i2cStart(&I2C_DRIVER, &i2cconfig);
-
- uint8_t complete_packet[length + 1];
- for (uint8_t i = 0; i < length; i++) {
- complete_packet[i + 1] = data[i];
- }
- complete_packet[0] = regaddr;
-
- msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), complete_packet, length + 1, 0, 0, TIME_MS2I(timeout));
- return chibios_to_qmk(&status);
-}
-
-i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout) {
- i2c_address = devaddr;
- i2cStart(&I2C_DRIVER, &i2cconfig);
- msg_t status = i2cMasterTransmitTimeout(&I2C_DRIVER, (i2c_address >> 1), &regaddr, 1, data, length, TIME_MS2I(timeout));
- return chibios_to_qmk(&status);
-}
-
-void i2c_stop(void) { i2cStop(&I2C_DRIVER); }
diff --git a/drivers/chibios/i2c_master.h b/drivers/chibios/i2c_master.h
deleted file mode 100644
index c68109acbd..0000000000
--- a/drivers/chibios/i2c_master.h
+++ /dev/null
@@ -1,113 +0,0 @@
-/* Copyright 2018 Jack Humbert
- * Copyright 2018 Yiancar
- *
- * 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 2 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/>.
- */
-
-/* This library follows the convention of the AVR i2c_master library.
- * As a result addresses are expected to be already shifted (addr << 1).
- * I2CD1 is the default driver which corresponds to pins B6 and B7. This
- * can be changed.
- * Please ensure that HAL_USE_I2C is TRUE in the halconf.h file and that
- * STM32_I2C_USE_I2C1 is TRUE in the mcuconf.h file.
- */
-#pragma once
-
-#include <ch.h>
-#include <hal.h>
-
-#ifdef I2C1_BANK
-# define I2C1_SCL_BANK I2C1_BANK
-# define I2C1_SDA_BANK I2C1_BANK
-#endif
-
-#ifndef I2C1_SCL_BANK
-# define I2C1_SCL_BANK GPIOB
-#endif
-
-#ifndef I2C1_SDA_BANK
-# define I2C1_SDA_BANK GPIOB
-#endif
-
-#ifndef I2C1_SCL
-# define I2C1_SCL 6
-#endif
-#ifndef I2C1_SDA
-# define I2C1_SDA 7
-#endif
-
-#ifdef USE_I2CV1
-# ifndef I2C1_OPMODE
-# define I2C1_OPMODE OPMODE_I2C
-# endif
-# ifndef I2C1_CLOCK_SPEED
-# define I2C1_CLOCK_SPEED 100000 /* 400000 */
-# endif
-# ifndef I2C1_DUTY_CYCLE
-# define I2C1_DUTY_CYCLE STD_DUTY_CYCLE /* FAST_DUTY_CYCLE_2 */
-# endif
-#else
-// The default timing values below configures the I2C clock to 400khz assuming a 72Mhz clock
-// For more info : https://www.st.com/en/embedded-software/stsw-stm32126.html
-# ifndef I2C1_TIMINGR_PRESC
-# define I2C1_TIMINGR_PRESC 0U
-# endif
-# ifndef I2C1_TIMINGR_SCLDEL
-# define I2C1_TIMINGR_SCLDEL 7U
-# endif
-# ifndef I2C1_TIMINGR_SDADEL
-# define I2C1_TIMINGR_SDADEL 0U
-# endif
-# ifndef I2C1_TIMINGR_SCLH
-# define I2C1_TIMINGR_SCLH 38U
-# endif
-# ifndef I2C1_TIMINGR_SCLL
-# define I2C1_TIMINGR_SCLL 129U
-# endif
-#endif
-
-#ifndef I2C_DRIVER
-# define I2C_DRIVER I2CD1
-#endif
-
-#ifdef USE_GPIOV1
-# ifndef I2C1_SCL_PAL_MODE
-# define I2C1_SCL_PAL_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN
-# endif
-# ifndef I2C1_SDA_PAL_MODE
-# define I2C1_SDA_PAL_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN
-# endif
-#else
-// The default PAL alternate modes are used to signal that the pins are used for I2C
-# ifndef I2C1_SCL_PAL_MODE
-# define I2C1_SCL_PAL_MODE 4
-# endif
-# ifndef I2C1_SDA_PAL_MODE
-# define I2C1_SDA_PAL_MODE 4
-# endif
-#endif
-
-typedef int16_t i2c_status_t;
-
-#define I2C_STATUS_SUCCESS (0)
-#define I2C_STATUS_ERROR (-1)
-#define I2C_STATUS_TIMEOUT (-2)
-
-void i2c_init(void);
-i2c_status_t i2c_start(uint8_t address);
-i2c_status_t i2c_transmit(uint8_t address, const uint8_t* data, uint16_t length, uint16_t timeout);
-i2c_status_t i2c_receive(uint8_t address, uint8_t* data, uint16_t length, uint16_t timeout);
-i2c_status_t i2c_writeReg(uint8_t devaddr, uint8_t regaddr, const uint8_t* data, uint16_t length, uint16_t timeout);
-i2c_status_t i2c_readReg(uint8_t devaddr, uint8_t regaddr, uint8_t* data, uint16_t length, uint16_t timeout);
-void i2c_stop(void);
diff --git a/drivers/chibios/serial.c b/drivers/chibios/serial.c
deleted file mode 100644
index 54f7e1321f..0000000000
--- a/drivers/chibios/serial.c
+++ /dev/null
@@ -1,290 +0,0 @@
-/*
- * WARNING: be careful changing this code, it is very timing dependent
- */
-
-#include "quantum.h"
-#include "serial.h"
-#include "wait.h"
-
-#include <hal.h>
-
-// TODO: resolve/remove build warnings
-#if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT) && defined(PROTOCOL_CHIBIOS) && defined(WS2812_DRIVER_BITBANG)
-# warning "RGBLED_SPLIT not supported with bitbang WS2812 driver"
-#endif
-
-// default wait implementation cannot be called within interrupt
-// this method seems to be more accurate than GPT timers
-#if PORT_SUPPORTS_RT == FALSE
-# error "chSysPolledDelayX method not supported on this platform"
-#else
-# undef wait_us
-# define wait_us(x) chSysPolledDelayX(US2RTC(STM32_SYSCLK, x))
-#endif
-
-#ifndef SELECT_SOFT_SERIAL_SPEED
-# define SELECT_SOFT_SERIAL_SPEED 1
-// TODO: correct speeds...
-// 0: about 189kbps (Experimental only)
-// 1: about 137kbps (default)
-// 2: about 75kbps
-// 3: about 39kbps
-// 4: about 26kbps
-// 5: about 20kbps
-#endif
-
-// Serial pulse period in microseconds. At the moment, going lower than 12 causes communication failure
-#if SELECT_SOFT_SERIAL_SPEED == 0
-# define SERIAL_DELAY 12
-#elif SELECT_SOFT_SERIAL_SPEED == 1
-# define SERIAL_DELAY 16
-#elif SELECT_SOFT_SERIAL_SPEED == 2
-# define SERIAL_DELAY 24
-#elif SELECT_SOFT_SERIAL_SPEED == 3
-# define SERIAL_DELAY 32
-#elif SELECT_SOFT_SERIAL_SPEED == 4
-# define SERIAL_DELAY 48
-#elif SELECT_SOFT_SERIAL_SPEED == 5
-# define SERIAL_DELAY 64
-#else
-# error invalid SELECT_SOFT_SERIAL_SPEED value
-#endif
-
-inline static void serial_delay(void) { wait_us(SERIAL_DELAY); }
-inline static void serial_delay_half(void) { wait_us(SERIAL_DELAY / 2); }
-inline static void serial_delay_blip(void) { wait_us(1); }
-inline static void serial_output(void) { setPinOutput(SOFT_SERIAL_PIN); }
-inline static void serial_input(void) { setPinInputHigh(SOFT_SERIAL_PIN); }
-inline static bool serial_read_pin(void) { return !!readPin(SOFT_SERIAL_PIN); }
-inline static void serial_low(void) { writePinLow(SOFT_SERIAL_PIN); }
-inline static void serial_high(void) { writePinHigh(SOFT_SERIAL_PIN); }
-
-void interrupt_handler(void *arg);
-
-// Use thread + palWaitLineTimeout instead of palSetLineCallback
-// - Methods like setPinOutput and palEnableLineEvent/palDisableLineEvent
-// cause the interrupt to lock up, which would limit to only receiving data...
-static THD_WORKING_AREA(waThread1, 128);
-static THD_FUNCTION(Thread1, arg) {
- (void)arg;
- chRegSetThreadName("blinker");
- while (true) {
- palWaitLineTimeout(SOFT_SERIAL_PIN, TIME_INFINITE);
- interrupt_handler(NULL);
- }
-}
-
-static SSTD_t *Transaction_table = NULL;
-static uint8_t Transaction_table_size = 0;
-
-void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size) {
- Transaction_table = sstd_table;
- Transaction_table_size = (uint8_t)sstd_table_size;
-
- serial_output();
- serial_high();
-}
-
-void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size) {
- Transaction_table = sstd_table;
- Transaction_table_size = (uint8_t)sstd_table_size;
-
- serial_input();
-
- palEnablePadEvent(PAL_PORT(SOFT_SERIAL_PIN), PAL_PAD(SOFT_SERIAL_PIN), PAL_EVENT_MODE_FALLING_EDGE);
- chThdCreateStatic(waThread1, sizeof(waThread1), HIGHPRIO, Thread1, NULL);
-}
-
-// Used by the master to synchronize timing with the slave.
-static void __attribute__((noinline)) sync_recv(void) {
- serial_input();
- // This shouldn't hang if the slave disconnects because the
- // serial line will float to high if the slave does disconnect.
- while (!serial_read_pin()) {
- }
-
- serial_delay();
-}
-
-// Used by the slave to send a synchronization signal to the master.
-static void __attribute__((noinline)) sync_send(void) {
- serial_output();
-
- serial_low();
- serial_delay();
-
- serial_high();
-}
-
-// Reads a byte from the serial line
-static uint8_t __attribute__((noinline)) serial_read_byte(void) {
- uint8_t byte = 0;
- serial_input();
- for (uint8_t i = 0; i < 8; ++i) {
- byte = (byte << 1) | serial_read_pin();
- serial_delay();
- }
-
- return byte;
-}
-
-// Sends a byte with MSB ordering
-static void __attribute__((noinline)) serial_write_byte(uint8_t data) {
- uint8_t b = 8;
- serial_output();
- while (b--) {
- if (data & (1 << b)) {
- serial_high();
- } else {
- serial_low();
- }
- serial_delay();
- }
-}
-
-// interrupt handle to be used by the slave device
-void interrupt_handler(void *arg) {
- chSysLockFromISR();
-
- sync_send();
-
- // read mid pulses
- serial_delay_blip();
-
- uint8_t checksum_computed = 0;
- int sstd_index = 0;
-
-#ifdef SERIAL_USE_MULTI_TRANSACTION
- sstd_index = serial_read_byte();
- sync_send();
-#endif
-
- SSTD_t *trans = &Transaction_table[sstd_index];
- for (int i = 0; i < trans->initiator2target_buffer_size; ++i) {
- trans->initiator2target_buffer[i] = serial_read_byte();
- sync_send();
- checksum_computed += trans->initiator2target_buffer[i];
- }
- checksum_computed ^= 7;
- uint8_t checksum_received = serial_read_byte();
- sync_send();
-
- // wait for the sync to finish sending
- serial_delay();
-
- uint8_t checksum = 0;
- for (int i = 0; i < trans->target2initiator_buffer_size; ++i) {
- serial_write_byte(trans->target2initiator_buffer[i]);
- sync_send();
- serial_delay_half();
- checksum += trans->target2initiator_buffer[i];
- }
- serial_write_byte(checksum ^ 7);
- sync_send();
-
- // wait for the sync to finish sending
- serial_delay();
-
- *trans->status = (checksum_computed == checksum_received) ? TRANSACTION_ACCEPTED : TRANSACTION_DATA_ERROR;
-
- // end transaction
- serial_input();
-
- // TODO: remove extra delay between transactions
- serial_delay();
-
- chSysUnlockFromISR();
-}
-
-/////////
-// start transaction by initiator
-//
-// int soft_serial_transaction(int sstd_index)
-//
-// Returns:
-// TRANSACTION_END
-// TRANSACTION_NO_RESPONSE
-// TRANSACTION_DATA_ERROR
-// this code is very time dependent, so we need to disable interrupts
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-int soft_serial_transaction(void) {
- int sstd_index = 0;
-#else
-int soft_serial_transaction(int sstd_index) {
-#endif
-
- if (sstd_index > Transaction_table_size) return TRANSACTION_TYPE_ERROR;
- SSTD_t *trans = &Transaction_table[sstd_index];
-
- // TODO: remove extra delay between transactions
- serial_delay();
-
- // this code is very time dependent, so we need to disable interrupts
- chSysLock();
-
- // signal to the slave that we want to start a transaction
- serial_output();
- serial_low();
- serial_delay_blip();
-
- // wait for the slaves response
- serial_input();
- serial_high();
- serial_delay();
-
- // check if the slave is present
- if (serial_read_pin()) {
- // slave failed to pull the line low, assume not present
- dprintf("serial::NO_RESPONSE\n");
- chSysUnlock();
- return TRANSACTION_NO_RESPONSE;
- }
-
- // if the slave is present syncronize with it
-
- uint8_t checksum = 0;
- // send data to the slave
-#ifdef SERIAL_USE_MULTI_TRANSACTION
- serial_write_byte(sstd_index); // first chunk is transaction id
- sync_recv();
-#endif
- for (int i = 0; i < trans->initiator2target_buffer_size; ++i) {
- serial_write_byte(trans->initiator2target_buffer[i]);
- sync_recv();
- checksum += trans->initiator2target_buffer[i];
- }
- serial_write_byte(checksum ^ 7);
- sync_recv();
-
- serial_delay();
- serial_delay(); // read mid pulses
-
- // receive data from the slave
- uint8_t checksum_computed = 0;
- for (int i = 0; i < trans->target2initiator_buffer_size; ++i) {
- trans->target2initiator_buffer[i] = serial_read_byte();
- sync_recv();
- checksum_computed += trans->target2initiator_buffer[i];
- }
- checksum_computed ^= 7;
- uint8_t checksum_received = serial_read_byte();
-
- sync_recv();
- serial_delay();
-
- if ((checksum_computed) != (checksum_received)) {
- dprintf("serial::FAIL[%u,%u,%u]\n", checksum_computed, checksum_received, sstd_index);
- serial_output();
- serial_high();
-
- chSysUnlock();
- return TRANSACTION_DATA_ERROR;
- }
-
- // always, release the line when not in use
- serial_high();
- serial_output();
-
- chSysUnlock();
- return TRANSACTION_END;
-}
diff --git a/drivers/chibios/serial.h b/drivers/chibios/serial.h
deleted file mode 100644
index 0c1857d52e..0000000000
--- a/drivers/chibios/serial.h
+++ /dev/null
@@ -1,62 +0,0 @@
-#pragma once
-
-#include <stdbool.h>
-
-// /////////////////////////////////////////////////////////////////
-// Need Soft Serial defines in config.h
-// /////////////////////////////////////////////////////////////////
-// ex.
-// #define SOFT_SERIAL_PIN ?? // ?? = D0,D1,D2,D3,E6
-// OPTIONAL: #define SELECT_SOFT_SERIAL_SPEED ? // ? = 1,2,3,4,5
-// // 1: about 137kbps (default)
-// // 2: about 75kbps
-// // 3: about 39kbps
-// // 4: about 26kbps
-// // 5: about 20kbps
-//
-// //// USE simple API (using signle-type transaction function)
-// /* nothing */
-// //// USE flexible API (using multi-type transaction function)
-// #define SERIAL_USE_MULTI_TRANSACTION
-//
-// /////////////////////////////////////////////////////////////////
-
-// Soft Serial Transaction Descriptor
-typedef struct _SSTD_t {
- uint8_t *status;
- uint8_t initiator2target_buffer_size;
- uint8_t *initiator2target_buffer;
- uint8_t target2initiator_buffer_size;
- uint8_t *target2initiator_buffer;
-} SSTD_t;
-#define TID_LIMIT(table) (sizeof(table) / sizeof(SSTD_t))
-
-// initiator is transaction start side
-void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size);
-// target is interrupt accept side
-void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size);
-
-// initiator result
-#define TRANSACTION_END 0
-#define TRANSACTION_NO_RESPONSE 0x1
-#define TRANSACTION_DATA_ERROR 0x2
-#define TRANSACTION_TYPE_ERROR 0x4
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-int soft_serial_transaction(void);
-#else
-int soft_serial_transaction(int sstd_index);
-#endif
-
-// target status
-// *SSTD_t.status has
-// initiator:
-// TRANSACTION_END
-// or TRANSACTION_NO_RESPONSE
-// or TRANSACTION_DATA_ERROR
-// target:
-// TRANSACTION_DATA_ERROR
-// or TRANSACTION_ACCEPTED
-#define TRANSACTION_ACCEPTED 0x8
-#ifdef SERIAL_USE_MULTI_TRANSACTION
-int soft_serial_get_and_clean_status(int sstd_index);
-#endif
diff --git a/drivers/chibios/serial_usart.c b/drivers/chibios/serial_usart.c
deleted file mode 100644
index cae29388c3..0000000000
--- a/drivers/chibios/serial_usart.c
+++ /dev/null
@@ -1,208 +0,0 @@
-/* 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/>.
- */
-
-#include "serial_usart.h"
-
-#ifndef USE_GPIOV1
-// The default PAL alternate modes are used to signal that the pins are used for USART
-# ifndef SERIAL_USART_TX_PAL_MODE
-# define SERIAL_USART_TX_PAL_MODE 7
-# endif
-#endif
-
-#ifndef SERIAL_USART_DRIVER
-# define SERIAL_USART_DRIVER SD1
-#endif
-
-#ifdef SOFT_SERIAL_PIN
-# define SERIAL_USART_TX_PIN SOFT_SERIAL_PIN
-#endif
-
-static inline msg_t sdWriteHalfDuplex(SerialDriver* driver, uint8_t* data, uint8_t size) {
- msg_t ret = sdWrite(driver, data, size);
-
- // Half duplex requires us to read back the data we just wrote - just throw it away
- uint8_t dump[size];
- sdRead(driver, dump, size);
-
- return ret;
-}
-#undef sdWrite
-#define sdWrite sdWriteHalfDuplex
-
-static inline msg_t sdWriteTimeoutHalfDuplex(SerialDriver* driver, uint8_t* data, uint8_t size, uint32_t timeout) {
- msg_t ret = sdWriteTimeout(driver, data, size, timeout);
-
- // Half duplex requires us to read back the data we just wrote - just throw it away
- uint8_t dump[size];
- sdReadTimeout(driver, dump, size, timeout);
-
- return ret;
-}
-#undef sdWriteTimeout
-#define sdWriteTimeout sdWriteTimeoutHalfDuplex
-
-static inline void sdClear(SerialDriver* driver) {
- while (sdGetTimeout(driver, TIME_IMMEDIATE) != MSG_TIMEOUT) {
- // Do nothing with the data
- }
-}
-
-static SerialConfig sdcfg = {
- (SERIAL_USART_SPEED), // speed - mandatory
- (SERIAL_USART_CR1), // CR1
- (SERIAL_USART_CR2), // CR2
- (SERIAL_USART_CR3) // CR3
-};
-
-void handle_soft_serial_slave(void);
-
-/*
- * This thread runs on the slave and responds to transactions initiated
- * by the master
- */
-static THD_WORKING_AREA(waSlaveThread, 2048);
-static THD_FUNCTION(SlaveThread, arg) {
- (void)arg;
- chRegSetThreadName("slave_transport");
-
- while (true) {
- handle_soft_serial_slave();
- }
-}
-
-__attribute__((weak)) void usart_init(void) {
-#if defined(USE_GPIOV1)
- palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
-#else
- palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_TX_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
-#endif
-
-#if defined(USART_REMAP)
- USART_REMAP;
-#endif
-}
-
-void usart_master_init(void) {
- usart_init();
-
- sdcfg.cr3 |= USART_CR3_HDSEL;
- sdStart(&SERIAL_USART_DRIVER, &sdcfg);
-}
-
-void usart_slave_init(void) {
- usart_init();
-
- sdcfg.cr3 |= USART_CR3_HDSEL;
- sdStart(&SERIAL_USART_DRIVER, &sdcfg);
-
- // Start transport thread
- chThdCreateStatic(waSlaveThread, sizeof(waSlaveThread), HIGHPRIO, SlaveThread, NULL);
-}
-
-static SSTD_t* Transaction_table = NULL;
-static uint8_t Transaction_table_size = 0;
-
-void soft_serial_initiator_init(SSTD_t* sstd_table, int sstd_table_size) {
- Transaction_table = sstd_table;
- Transaction_table_size = (uint8_t)sstd_table_size;
-
- usart_master_init();
-}
-
-void soft_serial_target_init(SSTD_t* sstd_table, int sstd_table_size) {
- Transaction_table = sstd_table;
- Transaction_table_size = (uint8_t)sstd_table_size;
-
- usart_slave_init();
-}
-
-void handle_soft_serial_slave(void) {
- uint8_t sstd_index = sdGet(&SERIAL_USART_DRIVER); // first chunk is always transaction id
- SSTD_t* trans = &Transaction_table[sstd_index];
-
- // Always write back the sstd_index as part of a basic handshake
- sstd_index ^= HANDSHAKE_MAGIC;
- sdWrite(&SERIAL_USART_DRIVER, &sstd_index, sizeof(sstd_index));
-
- if (trans->initiator2target_buffer_size) {
- sdRead(&SERIAL_USART_DRIVER, trans->initiator2target_buffer, trans->initiator2target_buffer_size);
- }
-
- if (trans->target2initiator_buffer_size) {
- sdWrite(&SERIAL_USART_DRIVER, trans->target2initiator_buffer, trans->target2initiator_buffer_size);
- }
-
- if (trans->status) {
- *trans->status = TRANSACTION_ACCEPTED;
- }
-}
-
-/////////
-// start transaction by initiator
-//
-// int soft_serial_transaction(int sstd_index)
-//
-// Returns:
-// TRANSACTION_END
-// TRANSACTION_NO_RESPONSE
-// TRANSACTION_DATA_ERROR
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-int soft_serial_transaction(void) {
- uint8_t sstd_index = 0;
-#else
-int soft_serial_transaction(int index) {
- uint8_t sstd_index = index;
-#endif
-
- if (sstd_index > Transaction_table_size) return TRANSACTION_TYPE_ERROR;
- SSTD_t* trans = &Transaction_table[sstd_index];
- msg_t res = 0;
-
- sdClear(&SERIAL_USART_DRIVER);
-
- // First chunk is always transaction id
- sdWriteTimeout(&SERIAL_USART_DRIVER, &sstd_index, sizeof(sstd_index), TIME_MS2I(SERIAL_USART_TIMEOUT));
-
- uint8_t sstd_index_shake = 0xFF;
-
- // Which we always read back first so that we can error out correctly
- // - due to the half duplex limitations on return codes, we always have to read *something*
- // - without the read, write only transactions *always* succeed, even during the boot process where the slave is not ready
- res = sdReadTimeout(&SERIAL_USART_DRIVER, &sstd_index_shake, sizeof(sstd_index_shake), TIME_MS2I(SERIAL_USART_TIMEOUT));
- if (res < 0 || (sstd_index_shake != (sstd_index ^ HANDSHAKE_MAGIC))) {
- dprintf("serial::usart_shake NO_RESPONSE\n");
- return TRANSACTION_NO_RESPONSE;
- }
-
- if (trans->initiator2target_buffer_size) {
- res = sdWriteTimeout(&SERIAL_USART_DRIVER, trans->initiator2target_buffer, trans->initiator2target_buffer_size, TIME_MS2I(SERIAL_USART_TIMEOUT));
- if (res < 0) {
- dprintf("serial::usart_transmit NO_RESPONSE\n");
- return TRANSACTION_NO_RESPONSE;
- }
- }
-
- if (trans->target2initiator_buffer_size) {
- res = sdReadTimeout(&SERIAL_USART_DRIVER, trans->target2initiator_buffer, trans->target2initiator_buffer_size, TIME_MS2I(SERIAL_USART_TIMEOUT));
- if (res < 0) {
- dprintf("serial::usart_receive NO_RESPONSE\n");
- return TRANSACTION_NO_RESPONSE;
- }
- }
-
- return TRANSACTION_END;
-}
diff --git a/drivers/chibios/serial_usart.h b/drivers/chibios/serial_usart.h
deleted file mode 100644
index fee7b4d159..0000000000
--- a/drivers/chibios/serial_usart.h
+++ /dev/null
@@ -1,90 +0,0 @@
-/* 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 "quantum.h"
-#include "serial.h"
-#include "printf.h"
-
-#include <ch.h>
-#include <hal.h>
-
-#ifndef USART_CR1_M0
-# define USART_CR1_M0 USART_CR1_M // some platforms (f1xx) dont have this so
-#endif
-
-#ifndef SERIAL_USART_CR1
-# define SERIAL_USART_CR1 (USART_CR1_PCE | USART_CR1_PS | USART_CR1_M0) // parity enable, odd parity, 9 bit length
-#endif
-
-#ifndef SERIAL_USART_CR2
-# define SERIAL_USART_CR2 (USART_CR2_STOP_1) // 2 stop bits
-#endif
-
-#ifndef SERIAL_USART_CR3
-# define SERIAL_USART_CR3 0
-#endif
-
-#if defined(USART1_REMAP)
-# define USART_REMAP \
- do { \
- (AFIO->MAPR |= AFIO_MAPR_USART1_REMAP); \
- } while (0)
-#elif defined(USART2_REMAP)
-# define USART_REMAP \
- do { \
- (AFIO->MAPR |= AFIO_MAPR_USART2_REMAP); \
- } while (0)
-#elif defined(USART3_PARTIALREMAP)
-# define USART_REMAP \
- do { \
- (AFIO->MAPR |= AFIO_MAPR_USART3_REMAP_PARTIALREMAP); \
- } while (0)
-#elif defined(USART3_FULLREMAP)
-# define USART_REMAP \
- do { \
- (AFIO->MAPR |= AFIO_MAPR_USART3_REMAP_FULLREMAP); \
- } while (0)
-#endif
-
-#ifndef SELECT_SOFT_SERIAL_SPEED
-# define SELECT_SOFT_SERIAL_SPEED 1
-#endif
-
-#ifdef SERIAL_USART_SPEED
-// Allow advanced users to directly set SERIAL_USART_SPEED
-#elif SELECT_SOFT_SERIAL_SPEED == 0
-# define SERIAL_USART_SPEED 460800
-#elif SELECT_SOFT_SERIAL_SPEED == 1
-# define SERIAL_USART_SPEED 230400
-#elif SELECT_SOFT_SERIAL_SPEED == 2
-# define SERIAL_USART_SPEED 115200
-#elif SELECT_SOFT_SERIAL_SPEED == 3
-# define SERIAL_USART_SPEED 57600
-#elif SELECT_SOFT_SERIAL_SPEED == 4
-# define SERIAL_USART_SPEED 38400
-#elif SELECT_SOFT_SERIAL_SPEED == 5
-# define SERIAL_USART_SPEED 19200
-#else
-# error invalid SELECT_SOFT_SERIAL_SPEED value
-#endif
-
-#ifndef SERIAL_USART_TIMEOUT
-# define SERIAL_USART_TIMEOUT 100
-#endif
-
-#define HANDSHAKE_MAGIC 7
diff --git a/drivers/chibios/serial_usart_duplex.c b/drivers/chibios/serial_usart_duplex.c
deleted file mode 100644
index cc9b889ac2..0000000000
--- a/drivers/chibios/serial_usart_duplex.c
+++ /dev/null
@@ -1,261 +0,0 @@
-/* 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/>.
- */
-
-#include "serial_usart.h"
-
-#include <stdatomic.h>
-
-#if !defined(USE_GPIOV1)
-// The default PAL alternate modes are used to signal that the pins are used for USART
-# if !defined(SERIAL_USART_TX_PAL_MODE)
-# define SERIAL_USART_TX_PAL_MODE 7
-# endif
-# if !defined(SERIAL_USART_RX_PAL_MODE)
-# define SERIAL_USART_RX_PAL_MODE 7
-# endif
-#endif
-
-#if !defined(SERIAL_USART_DRIVER)
-# define SERIAL_USART_DRIVER UARTD1
-#endif
-
-#if !defined(SERIAL_USART_TX_PIN)
-# define SERIAL_USART_TX_PIN A9
-#endif
-
-#if !defined(SERIAL_USART_RX_PIN)
-# define SERIAL_USART_RX_PIN A10
-#endif
-
-#define SIGNAL_HANDSHAKE_RECEIVED 0x1
-
-void handle_transactions_slave(uint8_t sstd_index);
-static void receive_transaction_handshake(UARTDriver* uartp, uint16_t received_handshake);
-
-/*
- * UART driver configuration structure. We use the blocking DMA enabled API and
- * the rxchar callback to receive handshake tokens but only on the slave halve.
- */
-// clang-format off
-static UARTConfig uart_config = {
- .txend1_cb = NULL,
- .txend2_cb = NULL,
- .rxend_cb = NULL,
- .rxchar_cb = NULL,
- .rxerr_cb = NULL,
- .timeout_cb = NULL,
- .speed = (SERIAL_USART_SPEED),
- .cr1 = (SERIAL_USART_CR1),
- .cr2 = (SERIAL_USART_CR2),
- .cr3 = (SERIAL_USART_CR3)
-};
-// clang-format on
-
-static SSTD_t* Transaction_table = NULL;
-static uint8_t Transaction_table_size = 0;
-static atomic_uint_least8_t handshake = 0xFF;
-static thread_reference_t tp_target = NULL;
-
-/*
- * This callback is invoked when a character is received but the application
- * was not ready to receive it, the character is passed as parameter.
- * Receive transaction table index from initiator, which doubles as basic handshake token. */
-static void receive_transaction_handshake(UARTDriver* uartp, uint16_t received_handshake) {
- /* Check if received handshake is not a valid transaction id.
- * Please note that we can still catch a seemingly valid handshake
- * i.e. a byte from a ongoing transfer which is in the allowed range.
- * So this check mainly prevents any obviously wrong handshakes and
- * subsequent wakeups of the receiving thread, which is a costly operation. */
- if (received_handshake > Transaction_table_size) {
- return;
- }
-
- handshake = (uint8_t)received_handshake;
- chSysLockFromISR();
- /* Wakeup receiving thread to start a transaction. */
- chEvtSignalI(tp_target, (eventmask_t)SIGNAL_HANDSHAKE_RECEIVED);
- chSysUnlockFromISR();
-}
-
-__attribute__((weak)) void usart_init(void) {
-#if defined(USE_GPIOV1)
- palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_STM32_ALTERNATE_PUSHPULL);
- palSetLineMode(SERIAL_USART_RX_PIN, PAL_MODE_INPUT);
-#else
- palSetLineMode(SERIAL_USART_TX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_TX_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
- palSetLineMode(SERIAL_USART_RX_PIN, PAL_MODE_ALTERNATE(SERIAL_USART_RX_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
-#endif
-}
-
-/*
- * This thread runs on the slave half and reacts to transactions initiated from the master.
- */
-static THD_WORKING_AREA(waSlaveThread, 1024);
-static THD_FUNCTION(SlaveThread, arg) {
- (void)arg;
- chRegSetThreadName("slave_usart_tx_rx");
-
- while (true) {
- /* We sleep as long as there is no handshake waiting for us. */
- chEvtWaitAny((eventmask_t)SIGNAL_HANDSHAKE_RECEIVED);
- handle_transactions_slave(handshake);
- }
-}
-
-void soft_serial_target_init(SSTD_t* const sstd_table, int sstd_table_size) {
- Transaction_table = sstd_table;
- Transaction_table_size = (uint8_t)sstd_table_size;
- usart_init();
-
-#if defined(USART_REMAP)
- USART_REMAP;
-#endif
-
- tp_target = chThdCreateStatic(waSlaveThread, sizeof(waSlaveThread), HIGHPRIO, SlaveThread, NULL);
-
- // Start receiving handshake tokens on slave halve
- uart_config.rxchar_cb = receive_transaction_handshake;
- uartStart(&SERIAL_USART_DRIVER, &uart_config);
-}
-
-/**
- * @brief React to transactions started by the master.
- * This version uses duplex send and receive usart pheriphals and DMA backed transfers.
- */
-void inline handle_transactions_slave(uint8_t sstd_index) {
- size_t buffer_size = 0;
- msg_t msg = 0;
- SSTD_t* trans = &Transaction_table[sstd_index];
-
- /* Send back the handshake which is XORed as a simple checksum,
- to signal that the slave is ready to receive possible transaction buffers */
- sstd_index ^= HANDSHAKE_MAGIC;
- buffer_size = (size_t)sizeof(sstd_index);
- msg = uartSendTimeout(&SERIAL_USART_DRIVER, &buffer_size, &sstd_index, TIME_MS2I(SERIAL_USART_TIMEOUT));
-
- if (msg != MSG_OK) {
- if (trans->status) {
- *trans->status = TRANSACTION_NO_RESPONSE;
- }
- return;
- }
-
- /* Receive transaction buffer from the master. If this transaction requires it.*/
- buffer_size = (size_t)trans->initiator2target_buffer_size;
- if (buffer_size) {
- msg = uartReceiveTimeout(&SERIAL_USART_DRIVER, &buffer_size, trans->initiator2target_buffer, TIME_MS2I(SERIAL_USART_TIMEOUT));
- if (msg != MSG_OK) {
- if (trans->status) {
- *trans->status = TRANSACTION_NO_RESPONSE;
- }
- return;
- }
- }
-
- /* Send transaction buffer to the master. If this transaction requires it. */
- buffer_size = (size_t)trans->target2initiator_buffer_size;
- if (buffer_size) {
- msg = uartSendFullTimeout(&SERIAL_USART_DRIVER, &buffer_size, trans->target2initiator_buffer, TIME_MS2I(SERIAL_USART_TIMEOUT));
- if (msg != MSG_OK) {
- if (trans->status) {
- *trans->status = TRANSACTION_NO_RESPONSE;
- }
- return;
- }
- }
-
- if (trans->status) {
- *trans->status = TRANSACTION_ACCEPTED;
- }
-}
-
-void soft_serial_initiator_init(SSTD_t* const sstd_table, int sstd_table_size) {
- Transaction_table = sstd_table;
- Transaction_table_size = (uint8_t)sstd_table_size;
- usart_init();
-
-#if defined(SERIAL_USART_PIN_SWAP)
- uart_config.cr2 |= USART_CR2_SWAP; // master has swapped TX/RX pins
-#endif
-
-#if defined(USART_REMAP)
- USART_REMAP;
-#endif
-
- uartStart(&SERIAL_USART_DRIVER, &uart_config);
-}
-
-/**
- * @brief Start transaction from the master to the slave.
- * This version uses duplex send and receive usart pheriphals and DMA backed transfers.
- *
- * @param index Transaction Table index of the transaction to start.
- * @return int TRANSACTION_NO_RESPONSE in case of Timeout.
- * TRANSACTION_TYPE_ERROR in case of invalid transaction index.
- * TRANSACTION_END in case of success.
- */
-#if !defined(SERIAL_USE_MULTI_TRANSACTION)
-int soft_serial_transaction(void) {
- uint8_t sstd_index = 0;
-#else
-int soft_serial_transaction(int index) {
- uint8_t sstd_index = index;
-#endif
-
- if (sstd_index > Transaction_table_size) {
- return TRANSACTION_TYPE_ERROR;
- }
-
- SSTD_t* const trans = &Transaction_table[sstd_index];
- msg_t msg = 0;
- size_t buffer_size = (size_t)sizeof(sstd_index);
-
- /* Send transaction table index to the slave, which doubles as basic handshake token. */
- uartSendFullTimeout(&SERIAL_USART_DRIVER, &buffer_size, &sstd_index, TIME_MS2I(SERIAL_USART_TIMEOUT));
-
- uint8_t sstd_index_shake = 0xFF;
- buffer_size = (size_t)sizeof(sstd_index_shake);
-
- /* Receive the handshake token from the slave. The token was XORed by the slave as a simple checksum.
- If the tokens match, the master will start to send and receive possible transaction buffers. */
- msg = uartReceiveTimeout(&SERIAL_USART_DRIVER, &buffer_size, &sstd_index_shake, TIME_MS2I(SERIAL_USART_TIMEOUT));
- if (msg != MSG_OK || (sstd_index_shake != (sstd_index ^ HANDSHAKE_MAGIC))) {
- dprintln("USART: Handshake Failed");
- return TRANSACTION_NO_RESPONSE;
- }
-
- /* Send transaction buffer to the slave. If this transaction requires it. */
- buffer_size = (size_t)trans->initiator2target_buffer_size;
- if (buffer_size) {
- msg = uartSendFullTimeout(&SERIAL_USART_DRIVER, &buffer_size, trans->initiator2target_buffer, TIME_MS2I(SERIAL_USART_TIMEOUT));
- if (msg != MSG_OK) {
- dprintln("USART: Send Failed");
- return TRANSACTION_NO_RESPONSE;
- }
- }
-
- /* Receive transaction buffer from the slave. If this transaction requires it. */
- buffer_size = (size_t)trans->target2initiator_buffer_size;
- if (buffer_size) {
- msg = uartReceiveTimeout(&SERIAL_USART_DRIVER, &buffer_size, trans->target2initiator_buffer, TIME_MS2I(SERIAL_USART_TIMEOUT));
- if (msg != MSG_OK) {
- dprintln("USART: Receive Failed");
- return TRANSACTION_NO_RESPONSE;
- }
- }
-
- return TRANSACTION_END;
-}
diff --git a/drivers/chibios/spi_master.c b/drivers/chibios/spi_master.c
deleted file mode 100644
index 4852a6eba4..0000000000
--- a/drivers/chibios/spi_master.c
+++ /dev/null
@@ -1,148 +0,0 @@
-/* Copyright 2020 Nick Brassel (tzarc)
- *
- * 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 <https://www.gnu.org/licenses/>.
- */
-
-#include "spi_master.h"
-
-#include "timer.h"
-
-static pin_t currentSlavePin = NO_PIN;
-static SPIConfig spiConfig = {false, NULL, 0, 0, 0, 0};
-
-__attribute__((weak)) void spi_init(void) {
- static bool is_initialised = false;
- if (!is_initialised) {
- is_initialised = true;
-
- // Try releasing special pins for a short time
- palSetPadMode(PAL_PORT(SPI_SCK_PIN), PAL_PAD(SPI_SCK_PIN), PAL_MODE_INPUT);
- palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), PAL_MODE_INPUT);
- palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), PAL_MODE_INPUT);
-
- chThdSleepMilliseconds(10);
-#if defined(USE_GPIOV1)
- palSetPadMode(PAL_PORT(SPI_SCK_PIN), PAL_PAD(SPI_SCK_PIN), PAL_MODE_STM32_ALTERNATE_PUSHPULL);
- palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), PAL_MODE_STM32_ALTERNATE_PUSHPULL);
- palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), PAL_MODE_STM32_ALTERNATE_PUSHPULL);
-#else
- palSetPadMode(PAL_PORT(SPI_SCK_PIN), PAL_PAD(SPI_SCK_PIN), PAL_MODE_ALTERNATE(SPI_SCK_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
- palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), PAL_MODE_ALTERNATE(SPI_MOSI_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
- palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), PAL_MODE_ALTERNATE(SPI_MISO_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST);
-#endif
- }
-}
-
-bool spi_start(pin_t slavePin, bool lsbFirst, uint8_t mode, uint16_t divisor) {
- if (currentSlavePin != NO_PIN || slavePin == NO_PIN) {
- return false;
- }
-
- uint16_t roundedDivisor = 2;
- while (roundedDivisor < divisor) {
- roundedDivisor <<= 1;
- }
-
- if (roundedDivisor < 2 || roundedDivisor > 256) {
- return false;
- }
-
- spiConfig.cr1 = 0;
-
- if (lsbFirst) {
- spiConfig.cr1 |= SPI_CR1_LSBFIRST;
- }
-
- switch (mode) {
- case 0:
- break;
- case 1:
- spiConfig.cr1 |= SPI_CR1_CPHA;
- break;
- case 2:
- spiConfig.cr1 |= SPI_CR1_CPOL;
- break;
- case 3:
- spiConfig.cr1 |= SPI_CR1_CPHA | SPI_CR1_CPOL;
- break;
- }
-
- switch (roundedDivisor) {
- case 2:
- break;
- case 4:
- spiConfig.cr1 |= SPI_CR1_BR_0;
- break;
- case 8:
- spiConfig.cr1 |= SPI_CR1_BR_1;
- break;
- case 16:
- spiConfig.cr1 |= SPI_CR1_BR_1 | SPI_CR1_BR_0;
- break;
- case 32:
- spiConfig.cr1 |= SPI_CR1_BR_2;
- break;
- case 64:
- spiConfig.cr1 |= SPI_CR1_BR_2 | SPI_CR1_BR_0;
- break;
- case 128:
- spiConfig.cr1 |= SPI_CR1_BR_2 | SPI_CR1_BR_1;
- break;
- case 256:
- spiConfig.cr1 |= SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0;
- break;
- }
-
- currentSlavePin = slavePin;
- spiConfig.ssport = PAL_PORT(slavePin);
- spiConfig.sspad = PAL_PAD(slavePin);
-
- setPinOutput(slavePin);
- spiStart(&SPI_DRIVER, &spiConfig);
- spiSelect(&SPI_DRIVER);
-
- return true;
-}
-
-spi_status_t spi_write(uint8_t data) {
- uint8_t rxData;
- spiExchange(&SPI_DRIVER, 1, &data, &rxData);
-
- return rxData;
-}
-
-spi_status_t spi_read(void) {
- uint8_t data = 0;
- spiReceive(&SPI_DRIVER, 1, &data);
-
- return data;
-}
-
-spi_status_t spi_transmit(const uint8_t *data, uint16_t length) {
- spiSend(&SPI_DRIVER, length, data);
- return SPI_STATUS_SUCCESS;
-}
-
-spi_status_t spi_receive(uint8_t *data, uint16_t length) {
- spiReceive(&SPI_DRIVER, length, data);
- return SPI_STATUS_SUCCESS;
-}
-
-void spi_stop(void) {
- if (currentSlavePin != NO_PIN) {
- spiUnselect(&SPI_DRIVER);
- spiStop(&SPI_DRIVER);
- currentSlavePin = NO_PIN;
- }
-}
diff --git a/drivers/chibios/spi_master.h b/drivers/chibios/spi_master.h
deleted file mode 100644
index e93580e319..0000000000
--- a/drivers/chibios/spi_master.h
+++ /dev/null
@@ -1,80 +0,0 @@
-/* Copyright 2020 Nick Brassel (tzarc)
- *
- * 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 <https://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-#include <ch.h>
-#include <hal.h>
-#include <stdbool.h>
-
-#include "gpio.h"
-
-#ifndef SPI_DRIVER
-# define SPI_DRIVER SPID2
-#endif
-
-#ifndef SPI_SCK_PIN
-# define SPI_SCK_PIN B13
-#endif
-
-#ifndef SPI_SCK_PAL_MODE
-# define SPI_SCK_PAL_MODE 5
-#endif
-
-#ifndef SPI_MOSI_PIN
-# define SPI_MOSI_PIN B15
-#endif
-
-#ifndef SPI_MOSI_PAL_MODE
-# define SPI_MOSI_PAL_MODE 5
-#endif
-
-#ifndef SPI_MISO_PIN
-# define SPI_MISO_PIN B14
-#endif
-
-#ifndef SPI_MISO_PAL_MODE
-# define SPI_MISO_PAL_MODE 5
-#endif
-
-typedef int16_t spi_status_t;
-
-#define SPI_STATUS_SUCCESS (0)
-#define SPI_STATUS_ERROR (-1)
-#define SPI_STATUS_TIMEOUT (-2)
-
-#define SPI_TIMEOUT_IMMEDIATE (0)
-#define SPI_TIMEOUT_INFINITE (0xFFFF)
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-void spi_init(void);
-
-bool spi_start(pin_t slavePin, bool lsbFirst, uint8_t mode, uint16_t divisor);
-
-spi_status_t spi_write(uint8_t data);
-
-spi_status_t spi_read(void);
-
-spi_status_t spi_transmit(const uint8_t *data, uint16_t length);
-
-spi_status_t spi_receive(uint8_t *data, uint16_t length);
-
-void spi_stop(void);
-#ifdef __cplusplus
-}
-#endif
diff --git a/drivers/chibios/uart.c b/drivers/chibios/uart.c
deleted file mode 100644
index 030335b342..0000000000
--- a/drivers/chibios/uart.c
+++ /dev/null
@@ -1,50 +0,0 @@
-/* Copyright 2021
- *
- * 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 <https://www.gnu.org/licenses/>.
- */
-
-#include "uart.h"
-
-#include "quantum.h"
-
-static SerialConfig serialConfig = {SERIAL_DEFAULT_BITRATE, SD1_CR1, SD1_CR2, SD1_CR3};
-
-void uart_init(uint32_t baud) {
- static bool is_initialised = false;
-
- if (!is_initialised) {
- is_initialised = true;
-
- serialConfig.speed = baud;
-
-#if defined(USE_GPIOV1)
- palSetLineMode(SD1_TX_PIN, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
- palSetLineMode(SD1_RX_PIN, PAL_MODE_STM32_ALTERNATE_OPENDRAIN);
-#else
- palSetLineMode(SD1_TX_PIN, PAL_MODE_ALTERNATE(SD1_TX_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
- palSetLineMode(SD1_RX_PIN, PAL_MODE_ALTERNATE(SD1_RX_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
-#endif
- sdStart(&SERIAL_DRIVER, &serialConfig);
- }
-}
-
-void uart_putchar(uint8_t c) { sdPut(&SERIAL_DRIVER, c); }
-
-uint8_t uart_getchar(void) {
- msg_t res = sdGet(&SERIAL_DRIVER);
-
- return (uint8_t)res;
-}
-
-bool uart_available(void) { return !sdGetWouldBlock(&SERIAL_DRIVER); }
diff --git a/drivers/chibios/uart.h b/drivers/chibios/uart.h
deleted file mode 100644
index b4e20e9fd3..0000000000
--- a/drivers/chibios/uart.h
+++ /dev/null
@@ -1,77 +0,0 @@
-/* Copyright 2021
- *
- * 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 <https://www.gnu.org/licenses/>.
- */
-
-#pragma once
-
-#include <stdint.h>
-
-#include <hal.h>
-
-#ifndef SERIAL_DRIVER
-# define SERIAL_DRIVER SD1
-#endif
-
-#ifndef SD1_TX_PIN
-# define SD1_TX_PIN A9
-#endif
-
-#ifndef SD1_TX_PAL_MODE
-# define SD1_TX_PAL_MODE 7
-#endif
-
-#ifndef SD1_RX_PIN
-# define SD1_RX_PIN A10
-#endif
-
-#ifndef SD1_RX_PAL_MODE
-# define SD1_RX_PAL_MODE 7
-#endif
-
-#ifndef SD1_CTS_PIN
-# define SD1_CTS_PIN A11
-#endif
-
-#ifndef SD1_CTS_PAL_MODE
-# define SD1_CTS_PAL_MODE 7
-#endif
-
-#ifndef SD1_RTS_PIN
-# define SD1_RTS_PIN A12
-#endif
-
-#ifndef SD1_RTS_PAL_MODE
-# define SD1_RTS_PAL_MODE 7
-#endif
-
-#ifndef SD1_CR1
-# define SD1_CR1 0
-#endif
-
-#ifndef SD1_CR2
-# define SD1_CR2 0
-#endif
-
-#ifndef SD1_CR3
-# define SD1_CR3 0
-#endif
-
-void uart_init(uint32_t baud);
-
-void uart_putchar(uint8_t c);
-
-uint8_t uart_getchar(void);
-
-bool uart_available(void);
diff --git a/drivers/chibios/usbpd_stm32g4.c b/drivers/chibios/usbpd_stm32g4.c
deleted file mode 100644
index f16ca8aeae..0000000000
--- a/drivers/chibios/usbpd_stm32g4.c
+++ /dev/null
@@ -1,76 +0,0 @@
-/* Copyright 2021 Nick Brassel (@tzarc)
- *
- * 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 2 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/>.
- */
-
-#include <quantum.h>
-
-#ifndef USBPD_UCPD1_CFG1
-# define USBPD_UCPD1_CFG1 (UCPD_CFG1_PSC_UCPDCLK_0 | UCPD_CFG1_TRANSWIN_3 | UCPD_CFG1_IFRGAP_4 | UCPD_CFG1_HBITCLKDIV_4)
-#endif // USBPD_UCPD1_CFG1
-
-// Initialises the USBPD subsystem
-__attribute__((weak)) void usbpd_init(void) {
- // Disable dead-battery signals
- PWR->CR3 |= PWR_CR3_UCPD_DBDIS;
- // Enable the clock for the UCPD1 peripheral
- RCC->APB1ENR2 |= RCC_APB1ENR2_UCPD1EN;
-
- // Copy the existing value
- uint32_t CFG1 = UCPD1->CFG1;
- // Force-disable UCPD1 before configuring
- CFG1 &= ~UCPD_CFG1_UCPDEN;
- // Configure UCPD1
- CFG1 = USBPD_UCPD1_CFG1;
- // Apply the changes
- UCPD1->CFG1 = CFG1;
- // Enable UCPD1
- UCPD1->CFG1 |= UCPD_CFG1_UCPDEN;
-
- // Copy the existing value
- uint32_t CR = UCPD1->CR;
- // Clear out ANASUBMODE (irrelevant as a sink device)
- CR &= ~UCPD_CR_ANASUBMODE_Msk;
- // Advertise our capabilities as a sink, with both CC lines enabled
- CR |= UCPD_CR_ANAMODE | UCPD_CR_CCENABLE_Msk;
- // Apply the changes
- UCPD1->CR = CR;
-}
-
-// Gets the current state of the USBPD allowance
-__attribute__((weak)) usbpd_allowance_t usbpd_get_allowance(void) {
- uint32_t CR = UCPD1->CR;
-
- int ucpd_enabled = (UCPD1->CFG1 & UCPD_CFG1_UCPDEN_Msk) >> UCPD_CFG1_UCPDEN_Pos;
- int anamode = (CR & UCPD_CR_ANAMODE_Msk) >> UCPD_CR_ANAMODE_Pos;
- int cc_enabled = (CR & UCPD_CR_CCENABLE_Msk) >> UCPD_CR_CCENABLE_Pos;
-
- if (ucpd_enabled && anamode && cc_enabled) {
- uint32_t SR = UCPD1->SR;
- int vstate_cc1 = (SR & UCPD_SR_TYPEC_VSTATE_CC1_Msk) >> UCPD_SR_TYPEC_VSTATE_CC1_Pos;
- int vstate_cc2 = (SR & UCPD_SR_TYPEC_VSTATE_CC2_Msk) >> UCPD_SR_TYPEC_VSTATE_CC2_Pos;
- int vstate_max = vstate_cc1 > vstate_cc2 ? vstate_cc1 : vstate_cc2;
- switch (vstate_max) {
- case 0:
- case 1:
- return USBPD_500MA; // Note that this is 500mA (i.e. max USB 2.0), not 900mA, as we're not using USB 3.1 as a sink device.
- case 2:
- return USBPD_1500MA;
- case 3:
- return USBPD_3000MA;
- }
- }
-
- return USBPD_500MA;
-} \ No newline at end of file
diff --git a/drivers/chibios/ws2812.c b/drivers/chibios/ws2812.c
deleted file mode 100644
index 0d12e2fb79..0000000000
--- a/drivers/chibios/ws2812.c
+++ /dev/null
@@ -1,114 +0,0 @@
-#include "quantum.h"
-#include "ws2812.h"
-#include <ch.h>
-#include <hal.h>
-
-/* Adapted from https://github.com/bigjosh/SimpleNeoPixelDemo/ */
-
-#ifndef NOP_FUDGE
-# if defined(STM32F0XX) || defined(STM32F1XX) || defined(STM32F3XX) || defined(STM32F4XX) || defined(STM32L0XX)
-# define NOP_FUDGE 0.4
-# else
-# error("NOP_FUDGE configuration required")
-# define NOP_FUDGE 1 // this just pleases the compile so the above error is easier to spot
-# endif
-#endif
-
-// Push Pull or Open Drain Configuration
-// Default Push Pull
-#ifndef WS2812_EXTERNAL_PULLUP
-# define WS2812_OUTPUT_MODE PAL_MODE_OUTPUT_PUSHPULL
-#else
-# define WS2812_OUTPUT_MODE PAL_MODE_OUTPUT_OPENDRAIN
-#endif
-
-#define NUMBER_NOPS 6
-#define CYCLES_PER_SEC (STM32_SYSCLK / NUMBER_NOPS * NOP_FUDGE)
-#define NS_PER_SEC (1000000000L) // Note that this has to be SIGNED since we want to be able to check for negative values of derivatives
-#define NS_PER_CYCLE (NS_PER_SEC / CYCLES_PER_SEC)
-#define NS_TO_CYCLES(n) ((n) / NS_PER_CYCLE)
-
-#define wait_ns(x) \
- do { \
- for (int i = 0; i < NS_TO_CYCLES(x); i++) { \
- __asm__ volatile("nop\n\t" \
- "nop\n\t" \
- "nop\n\t" \
- "nop\n\t" \
- "nop\n\t" \
- "nop\n\t"); \
- } \
- } while (0)
-
-// These are the timing constraints taken mostly from the WS2812 datasheets
-// These are chosen to be conservative and avoid problems rather than for maximum throughput
-
-#define T1H 900 // Width of a 1 bit in ns
-#define T1L (1250 - T1H) // Width of a 1 bit in ns
-
-#define T0H 350 // Width of a 0 bit in ns
-#define T0L (1250 - T0H) // Width of a 0 bit in ns
-
-// The reset gap can be 6000 ns, but depending on the LED strip it may have to be increased
-// to values like 600000 ns. If it is too small, the pixels will show nothing most of the time.
-#define RES (1000 * WS2812_TRST_US) // Width of the low gap between bits to cause a frame to latch
-
-void sendByte(uint8_t byte) {
- // WS2812 protocol wants most significant bits first
- for (unsigned char bit = 0; bit < 8; bit++) {
- bool is_one = byte & (1 << (7 - bit));
- // using something like wait_ns(is_one ? T1L : T0L) here throws off timings
- if (is_one) {
- // 1
- writePinHigh(RGB_DI_PIN);
- wait_ns(T1H);
- writePinLow(RGB_DI_PIN);
- wait_ns(T1L);
- } else {
- // 0
- writePinHigh(RGB_DI_PIN);
- wait_ns(T0H);
- writePinLow(RGB_DI_PIN);
- wait_ns(T0L);
- }
- }
-}
-
-void ws2812_init(void) { palSetLineMode(RGB_DI_PIN, WS2812_OUTPUT_MODE); }
-
-// Setleds for standard RGB
-void ws2812_setleds(LED_TYPE *ledarray, uint16_t leds) {
- static bool s_init = false;
- if (!s_init) {
- ws2812_init();
- s_init = true;
- }
-
- // this code is very time dependent, so we need to disable interrupts
- chSysLock();
-
- for (uint8_t i = 0; i < leds; i++) {
- // WS2812 protocol dictates grb order
-#if (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_GRB)
- sendByte(ledarray[i].g);
- sendByte(ledarray[i].r);
- sendByte(ledarray[i].b);
-#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_RGB)
- sendByte(ledarray[i].r);
- sendByte(ledarray[i].g);
- sendByte(ledarray[i].b);
-#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_BGR)
- sendByte(ledarray[i].b);
- sendByte(ledarray[i].g);
- sendByte(ledarray[i].r);
-#endif
-
-#ifdef RGBW
- sendByte(ledarray[i].w);
-#endif
- }
-
- wait_ns(RES);
-
- chSysUnlock();
-}
diff --git a/drivers/chibios/ws2812_pwm.c b/drivers/chibios/ws2812_pwm.c
deleted file mode 100644
index e6af55b6b3..0000000000
--- a/drivers/chibios/ws2812_pwm.c
+++ /dev/null
@@ -1,311 +0,0 @@
-#include "ws2812.h"
-#include "quantum.h"
-#include <hal.h>
-
-/* Adapted from https://github.com/joewa/WS2812-LED-Driver_ChibiOS/ */
-
-#ifdef RGBW
-# error "RGBW not supported"
-#endif
-
-#ifndef WS2812_PWM_DRIVER
-# define WS2812_PWM_DRIVER PWMD2 // TIMx
-#endif
-#ifndef WS2812_PWM_CHANNEL
-# define WS2812_PWM_CHANNEL 2 // Channel
-#endif
-#ifndef WS2812_PWM_PAL_MODE
-# define WS2812_PWM_PAL_MODE 2 // DI Pin's alternate function value
-#endif
-#ifndef WS2812_DMA_STREAM
-# define WS2812_DMA_STREAM STM32_DMA1_STREAM2 // DMA Stream for TIMx_UP
-#endif
-#ifndef WS2812_DMA_CHANNEL
-# define WS2812_DMA_CHANNEL 2 // DMA Channel for TIMx_UP
-#endif
-#if (STM32_DMA_SUPPORTS_DMAMUX == TRUE) && !defined(WS2812_DMAMUX_ID)
-# error "please consult your MCU's datasheet and specify in your config.h: #define WS2812_DMAMUX_ID STM32_DMAMUX1_TIM?_UP"
-#endif
-
-#ifndef WS2812_PWM_COMPLEMENTARY_OUTPUT
-# define WS2812_PWM_OUTPUT_MODE PWM_OUTPUT_ACTIVE_HIGH
-#else
-# if !STM32_PWM_USE_ADVANCED
-# error "WS2812_PWM_COMPLEMENTARY_OUTPUT requires STM32_PWM_USE_ADVANCED == TRUE"
-# endif
-# define WS2812_PWM_OUTPUT_MODE PWM_COMPLEMENTARY_OUTPUT_ACTIVE_HIGH
-#endif
-
-// Push Pull or Open Drain Configuration
-// Default Push Pull
-#ifndef WS2812_EXTERNAL_PULLUP
-# if defined(USE_GPIOV1)
-# define WS2812_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL
-# else
-# define WS2812_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_PWM_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL | PAL_STM32_OSPEED_HIGHEST | PAL_STM32_PUPDR_FLOATING
-# endif
-#else
-# if defined(USE_GPIOV1)
-# define WS2812_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN
-# else
-# define WS2812_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_PWM_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN | PAL_STM32_OSPEED_HIGHEST | PAL_STM32_PUPDR_FLOATING
-# endif
-#endif
-
-#ifndef WS2812_PWM_TARGET_PERIOD
-//# define WS2812_PWM_TARGET_PERIOD 800000 // Original code is 800k...?
-# define WS2812_PWM_TARGET_PERIOD 80000 // TODO: work out why 10x less on f303/f4x1
-#endif
-
-/* --- PRIVATE CONSTANTS ---------------------------------------------------- */
-
-#define WS2812_PWM_FREQUENCY (STM32_SYSCLK / 2) /**< Clock frequency of PWM, must be valid with respect to system clock! */
-#define WS2812_PWM_PERIOD (WS2812_PWM_FREQUENCY / WS2812_PWM_TARGET_PERIOD) /**< Clock period in ticks. 1 / 800kHz = 1.25 uS (as per datasheet) */
-
-/**
- * @brief Number of bit-periods to hold the data line low at the end of a frame
- *
- * The reset period for each frame is defined in WS2812_TRST_US.
- * Calculate the number of zeroes to add at the end assuming 1.25 uS/bit:
- */
-#define WS2812_RESET_BIT_N (1000 * WS2812_TRST_US / 1250)
-#define WS2812_COLOR_BIT_N (RGBLED_NUM * 24) /**< Number of data bits */
-#define WS2812_BIT_N (WS2812_COLOR_BIT_N + WS2812_RESET_BIT_N) /**< Total number of bits in a frame */
-
-/**
- * @brief High period for a zero, in ticks
- *
- * Per the datasheet:
- * WS2812:
- * - T0H: 200 nS to 500 nS, inclusive
- * - T0L: 650 nS to 950 nS, inclusive
- * WS2812B:
- * - T0H: 200 nS to 500 nS, inclusive
- * - T0L: 750 nS to 1050 nS, inclusive
- *
- * The duty cycle is calculated for a high period of 350 nS.
- */
-#define WS2812_DUTYCYCLE_0 (WS2812_PWM_FREQUENCY / (1000000000 / 350))
-
-/**
- * @brief High period for a one, in ticks
- *
- * Per the datasheet:
- * WS2812:
- * - T1H: 550 nS to 850 nS, inclusive
- * - T1L: 450 nS to 750 nS, inclusive
- * WS2812B:
- * - T1H: 750 nS to 1050 nS, inclusive
- * - T1L: 200 nS to 500 nS, inclusive
- *
- * The duty cycle is calculated for a high period of 800 nS.
- * This is in the middle of the specifications of the WS2812 and WS2812B.
- */
-#define WS2812_DUTYCYCLE_1 (WS2812_PWM_FREQUENCY / (1000000000 / 800))
-
-/* --- PRIVATE MACROS ------------------------------------------------------- */
-
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given bit
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] byte: The byte number [0, 2]
- * @param[in] bit: The bit number [0, 7]
- *
- * @return The bit index
- */
-#define WS2812_BIT(led, byte, bit) (24 * (led) + 8 * (byte) + (7 - (bit)))
-
-#if (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_GRB)
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given red bit
- *
- * @note The red byte is the middle byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit number [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_RED_BIT(led, bit) WS2812_BIT((led), 1, (bit))
-
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given green bit
- *
- * @note The red byte is the first byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit number [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_GREEN_BIT(led, bit) WS2812_BIT((led), 0, (bit))
-
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given blue bit
- *
- * @note The red byte is the last byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit index [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_BLUE_BIT(led, bit) WS2812_BIT((led), 2, (bit))
-
-#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_RGB)
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given red bit
- *
- * @note The red byte is the middle byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit number [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_RED_BIT(led, bit) WS2812_BIT((led), 0, (bit))
-
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given green bit
- *
- * @note The red byte is the first byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit number [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_GREEN_BIT(led, bit) WS2812_BIT((led), 1, (bit))
-
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given blue bit
- *
- * @note The red byte is the last byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit index [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_BLUE_BIT(led, bit) WS2812_BIT((led), 2, (bit))
-
-#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_BGR)
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given red bit
- *
- * @note The red byte is the middle byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit number [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_RED_BIT(led, bit) WS2812_BIT((led), 2, (bit))
-
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given green bit
- *
- * @note The red byte is the first byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit number [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_GREEN_BIT(led, bit) WS2812_BIT((led), 1, (bit))
-
-/**
- * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given blue bit
- *
- * @note The red byte is the last byte in the color packet
- *
- * @param[in] led: The led index [0, @ref RGBLED_NUM)
- * @param[in] bit: The bit index [0, 7]
- *
- * @return The bit index
- */
-# define WS2812_BLUE_BIT(led, bit) WS2812_BIT((led), 0, (bit))
-#endif
-
-/* --- PRIVATE VARIABLES ---------------------------------------------------- */
-
-static uint32_t ws2812_frame_buffer[WS2812_BIT_N + 1]; /**< Buffer for a frame */
-
-/* --- PUBLIC FUNCTIONS ----------------------------------------------------- */
-/*
- * Gedanke: Double-buffer type transactions: double buffer transfers using two memory pointers for
-the memory (while the DMA is reading/writing from/to a buffer, the application can
-write/read to/from the other buffer).
- */
-
-void ws2812_init(void) {
- // Initialize led frame buffer
- uint32_t i;
- for (i = 0; i < WS2812_COLOR_BIT_N; i++) ws2812_frame_buffer[i] = WS2812_DUTYCYCLE_0; // All color bits are zero duty cycle
- for (i = 0; i < WS2812_RESET_BIT_N; i++) ws2812_frame_buffer[i + WS2812_COLOR_BIT_N] = 0; // All reset bits are zero
-
- palSetLineMode(RGB_DI_PIN, WS2812_OUTPUT_MODE);
-
- // PWM Configuration
- //#pragma GCC diagnostic ignored "-Woverride-init" // Turn off override-init warning for this struct. We use the overriding ability to set a "default" channel config
- static const PWMConfig ws2812_pwm_config = {
- .frequency = WS2812_PWM_FREQUENCY,
- .period = WS2812_PWM_PERIOD, // Mit dieser Periode wird UDE-Event erzeugt und ein neuer Wert (Länge WS2812_BIT_N) vom DMA ins CCR geschrieben
- .callback = NULL,
- .channels =
- {
- [0 ... 3] = {.mode = PWM_OUTPUT_DISABLED, .callback = NULL}, // Channels default to disabled
- [WS2812_PWM_CHANNEL - 1] = {.mode = WS2812_PWM_OUTPUT_MODE, .callback = NULL}, // Turn on the channel we care about
- },
- .cr2 = 0,
- .dier = TIM_DIER_UDE, // DMA on update event for next period
- };
- //#pragma GCC diagnostic pop // Restore command-line warning options
-
- // Configure DMA
- // dmaInit(); // Joe added this
- dmaStreamAlloc(WS2812_DMA_STREAM - STM32_DMA_STREAM(0), 10, NULL, NULL);
- dmaStreamSetPeripheral(WS2812_DMA_STREAM, &(WS2812_PWM_DRIVER.tim->CCR[WS2812_PWM_CHANNEL - 1])); // Ziel ist der An-Zeit im Cap-Comp-Register
- dmaStreamSetMemory0(WS2812_DMA_STREAM, ws2812_frame_buffer);
- dmaStreamSetTransactionSize(WS2812_DMA_STREAM, WS2812_BIT_N);
- dmaStreamSetMode(WS2812_DMA_STREAM, STM32_DMA_CR_CHSEL(WS2812_DMA_CHANNEL) | STM32_DMA_CR_DIR_M2P | STM32_DMA_CR_PSIZE_WORD | STM32_DMA_CR_MSIZE_WORD | STM32_DMA_CR_MINC | STM32_DMA_CR_CIRC | STM32_DMA_CR_PL(3));
- // M2P: Memory 2 Periph; PL: Priority Level
-
-#if (STM32_DMA_SUPPORTS_DMAMUX == TRUE)
- // If the MCU has a DMAMUX we need to assign the correct resource
- dmaSetRequestSource(WS2812_DMA_STREAM, WS2812_DMAMUX_ID);
-#endif
-
- // Start DMA
- dmaStreamEnable(WS2812_DMA_STREAM);
-
- // Configure PWM
- // NOTE: It's required that preload be enabled on the timer channel CCR register. This is currently enabled in the
- // ChibiOS driver code, so we don't have to do anything special to the timer. If we did, we'd have to start the timer,
- // disable counting, enable the channel, and then make whatever configuration changes we need.
- pwmStart(&WS2812_PWM_DRIVER, &ws2812_pwm_config);
- pwmEnableChannel(&WS2812_PWM_DRIVER, WS2812_PWM_CHANNEL - 1, 0); // Initial period is 0; output will be low until first duty cycle is DMA'd in
-}
-
-void ws2812_write_led(uint16_t led_number, uint8_t r, uint8_t g, uint8_t b) {
- // Write color to frame buffer
- for (uint8_t bit = 0; bit < 8; bit++) {
- ws2812_frame_buffer[WS2812_RED_BIT(led_number, bit)] = ((r >> bit) & 0x01) ? WS2812_DUTYCYCLE_1 : WS2812_DUTYCYCLE_0;
- ws2812_frame_buffer[WS2812_GREEN_BIT(led_number, bit)] = ((g >> bit) & 0x01) ? WS2812_DUTYCYCLE_1 : WS2812_DUTYCYCLE_0;
- ws2812_frame_buffer[WS2812_BLUE_BIT(led_number, bit)] = ((b >> bit) & 0x01) ? WS2812_DUTYCYCLE_1 : WS2812_DUTYCYCLE_0;
- }
-}
-
-// Setleds for standard RGB
-void ws2812_setleds(LED_TYPE* ledarray, uint16_t leds) {
- static bool s_init = false;
- if (!s_init) {
- ws2812_init();
- s_init = true;
- }
-
- for (uint16_t i = 0; i < leds; i++) {
- ws2812_write_led(i, ledarray[i].r, ledarray[i].g, ledarray[i].b);
- }
-}
diff --git a/drivers/chibios/ws2812_spi.c b/drivers/chibios/ws2812_spi.c
deleted file mode 100644
index 377a929b94..0000000000
--- a/drivers/chibios/ws2812_spi.c
+++ /dev/null
@@ -1,159 +0,0 @@
-#include "quantum.h"
-#include "ws2812.h"
-
-/* Adapted from https://github.com/gamazeps/ws2812b-chibios-SPIDMA/ */
-
-#ifdef RGBW
-# error "RGBW not supported"
-#endif
-
-// Define the spi your LEDs are plugged to here
-#ifndef WS2812_SPI
-# define WS2812_SPI SPID1
-#endif
-
-#ifndef WS2812_SPI_MOSI_PAL_MODE
-# define WS2812_SPI_MOSI_PAL_MODE 5
-#endif
-
-#ifndef WS2812_SPI_SCK_PAL_MODE
-# define WS2812_SPI_SCK_PAL_MODE 5
-#endif
-
-// Push Pull or Open Drain Configuration
-// Default Push Pull
-#ifndef WS2812_EXTERNAL_PULLUP
-# if defined(USE_GPIOV1)
-# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL
-# else
-# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_MOSI_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL
-# endif
-#else
-# if defined(USE_GPIOV1)
-# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_OPENDRAIN
-# else
-# define WS2812_MOSI_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_MOSI_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN
-# endif
-#endif
-
-// Define SPI config speed
-// baudrate should target 3.2MHz
-// F072 fpclk = 48MHz
-// 48/16 = 3Mhz
-#if WS2812_SPI_DIVISOR == 2
-# define WS2812_SPI_DIVISOR (0)
-#elif WS2812_SPI_DIVISOR == 4
-# define WS2812_SPI_DIVISOR (SPI_CR1_BR_0)
-#elif WS2812_SPI_DIVISOR == 8
-# define WS2812_SPI_DIVISOR (SPI_CR1_BR_1)
-#elif WS2812_SPI_DIVISOR == 16 // same as default
-# define WS2812_SPI_DIVISOR (SPI_CR1_BR_1 | SPI_CR1_BR_0)
-#elif WS2812_SPI_DIVISOR == 32
-# define WS2812_SPI_DIVISOR (SPI_CR1_BR_2)
-#elif WS2812_SPI_DIVISOR == 64
-# define WS2812_SPI_DIVISOR (SPI_CR1_BR_2 | SPI_CR1_BR_0)
-#elif WS2812_SPI_DIVISOR == 128
-# define WS2812_SPI_DIVISOR (SPI_CR1_BR_2 | SPI_CR1_BR_1)
-#elif WS2812_SPI_DIVISOR == 256
-# define WS2812_SPI_DIVISOR (SPI_CR1_BR_2 | SPI_CR1_BR_1 | SPI_CR1_BR_0)
-#else
-# define WS2812_SPI_DIVISOR (SPI_CR1_BR_1 | SPI_CR1_BR_0) // default
-#endif
-
-// Use SPI circular buffer
-#ifdef WS2812_SPI_USE_CIRCULAR_BUFFER
-# define WS2812_SPI_BUFFER_MODE 1 // circular buffer
-#else
-# define WS2812_SPI_BUFFER_MODE 0 // normal buffer
-#endif
-
-#if defined(USE_GPIOV1)
-# define WS2812_SCK_OUTPUT_MODE PAL_MODE_STM32_ALTERNATE_PUSHPULL
-#else
-# define WS2812_SCK_OUTPUT_MODE PAL_MODE_ALTERNATE(WS2812_SPI_SCK_PAL_MODE) | PAL_STM32_OTYPE_PUSHPULL
-#endif
-
-#define BYTES_FOR_LED_BYTE 4
-#define NB_COLORS 3
-#define BYTES_FOR_LED (BYTES_FOR_LED_BYTE * NB_COLORS)
-#define DATA_SIZE (BYTES_FOR_LED * RGBLED_NUM)
-#define RESET_SIZE (1000 * WS2812_TRST_US / (2 * 1250))
-#define PREAMBLE_SIZE 4
-
-static uint8_t txbuf[PREAMBLE_SIZE + DATA_SIZE + RESET_SIZE] = {0};
-
-/*
- * As the trick here is to use the SPI to send a huge pattern of 0 and 1 to
- * the ws2812b protocol, we use this helper function to translate bytes into
- * 0s and 1s for the LED (with the appropriate timing).
- */
-static uint8_t get_protocol_eq(uint8_t data, int pos) {
- uint8_t eq = 0;
- if (data & (1 << (2 * (3 - pos))))
- eq = 0b1110;
- else
- eq = 0b1000;
- if (data & (2 << (2 * (3 - pos))))
- eq += 0b11100000;
- else
- eq += 0b10000000;
- return eq;
-}
-
-static void set_led_color_rgb(LED_TYPE color, int pos) {
- uint8_t* tx_start = &txbuf[PREAMBLE_SIZE];
-
-#if (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_GRB)
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.g, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.r, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j);
-#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_RGB)
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.r, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j);
-#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_BGR)
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.b, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j);
- for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.r, j);
-#endif
-}
-
-void ws2812_init(void) {
- palSetLineMode(RGB_DI_PIN, WS2812_MOSI_OUTPUT_MODE);
-
-#ifdef WS2812_SPI_SCK_PIN
- palSetLineMode(WS2812_SPI_SCK_PIN, WS2812_SCK_OUTPUT_MODE);
-#endif // WS2812_SPI_SCK_PIN
-
- // TODO: more dynamic baudrate
- static const SPIConfig spicfg = {WS2812_SPI_BUFFER_MODE, NULL, PAL_PORT(RGB_DI_PIN), PAL_PAD(RGB_DI_PIN), WS2812_SPI_DIVISOR};
-
- spiAcquireBus(&WS2812_SPI); /* Acquire ownership of the bus. */
- spiStart(&WS2812_SPI, &spicfg); /* Setup transfer parameters. */
- spiSelect(&WS2812_SPI); /* Slave Select assertion. */
-#ifdef WS2812_SPI_USE_CIRCULAR_BUFFER
- spiStartSend(&WS2812_SPI, sizeof(txbuf) / sizeof(txbuf[0]), txbuf);
-#endif
-}
-
-void ws2812_setleds(LED_TYPE* ledarray, uint16_t leds) {
- static bool s_init = false;
- if (!s_init) {
- ws2812_init();
- s_init = true;
- }
-
- for (uint8_t i = 0; i < leds; i++) {
- set_led_color_rgb(ledarray[i], i);
- }
-
- // Send async - each led takes ~0.03ms, 50 leds ~1.5ms, animations flushing faster than send will cause issues.
- // Instead spiSend can be used to send synchronously (or the thread logic can be added back).
-#ifndef WS2812_SPI_USE_CIRCULAR_BUFFER
-# ifdef WS2812_SPI_SYNC
- spiSend(&WS2812_SPI, sizeof(txbuf) / sizeof(txbuf[0]), txbuf);
-# else
- spiStartSend(&WS2812_SPI, sizeof(txbuf) / sizeof(txbuf[0]), txbuf);
-# endif
-#endif
-}