dd887eae36
* [Core] Allow customizing PWM frequency Some frequencies can cause audible noise. Changing the frequency eliminates that. Signed-off-by: Daniel Schaefer <dhs@frame.work> * docs/feature-backlight: Mention PWM frequency Signed-off-by: Daniel Schaefer <dhs@frame.work> --------- Signed-off-by: Daniel Schaefer <dhs@frame.work>
172 lines
6 KiB
C
172 lines
6 KiB
C
/* Copyright 2019
|
|
*
|
|
* 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
|
|
|
|
#ifndef USB_VBUS_PIN
|
|
# define SPLIT_USB_DETECT // Force this on when dedicated pin is not used
|
|
#endif
|
|
|
|
#if defined(MCU_RP)
|
|
# define CPU_CLOCK RP_CORE_CLK
|
|
// ChibiOS uses the RP2040 timer peripheral as its real time counter, this timer
|
|
// is monotonic and running at 1MHz.
|
|
# define REALTIME_COUNTER_CLOCK 1000000
|
|
|
|
# define USE_GPIOV1
|
|
# define PAL_OUTPUT_TYPE_OPENDRAIN _Static_assert(0, "RP2040 has no Open Drain GPIO configuration, setting this is not possible");
|
|
|
|
/* Aliases for GPIO PWM channels - every pin has at least one PWM channel
|
|
* assigned */
|
|
# define RP2040_PWM_CHANNEL_A 1U
|
|
# define RP2040_PWM_CHANNEL_B 2U
|
|
|
|
# ifndef BACKLIGHT_PAL_MODE
|
|
# define BACKLIGHT_PAL_MODE (PAL_MODE_ALTERNATE_PWM | PAL_RP_PAD_DRIVE12 | PAL_RP_GPIO_OE)
|
|
# endif
|
|
# define BACKLIGHT_PWM_COUNTER_FREQUENCY 1000000
|
|
# ifndef BACKLIGHT_PWM_PERIOD
|
|
# define BACKLIGHT_PWM_PERIOD BACKLIGHT_PWM_COUNTER_FREQUENCY / 2048
|
|
# endif
|
|
|
|
# ifndef AUDIO_PWM_PAL_MODE
|
|
# define AUDIO_PWM_PAL_MODE (PAL_MODE_ALTERNATE_PWM | PAL_RP_PAD_DRIVE12 | PAL_RP_GPIO_OE)
|
|
# endif
|
|
# define AUDIO_PWM_COUNTER_FREQUENCY 500000
|
|
|
|
# define usb_lld_endpoint_fields
|
|
|
|
# ifndef I2C1_SCL_PAL_MODE
|
|
# define I2C1_SCL_PAL_MODE (PAL_MODE_ALTERNATE_I2C | PAL_RP_PAD_SLEWFAST | PAL_RP_PAD_PUE | PAL_RP_PAD_DRIVE4)
|
|
# endif
|
|
# ifndef I2C1_SDA_PAL_MODE
|
|
# define I2C1_SDA_PAL_MODE (PAL_MODE_ALTERNATE_I2C | PAL_RP_PAD_SLEWFAST | PAL_RP_PAD_PUE | PAL_RP_PAD_DRIVE4)
|
|
# endif
|
|
|
|
# define USE_I2CV1_CONTRIB
|
|
# if !defined(I2C1_CLOCK_SPEED)
|
|
# define I2C1_CLOCK_SPEED 400000
|
|
# endif
|
|
|
|
# ifndef SPI_SCK_PAL_MODE
|
|
# define SPI_SCK_PAL_MODE (PAL_MODE_ALTERNATE_SPI | PAL_RP_PAD_SLEWFAST | PAL_RP_PAD_DRIVE4)
|
|
# endif
|
|
# ifndef SPI_MOSI_PAL_MODE
|
|
# define SPI_MOSI_PAL_MODE (PAL_MODE_ALTERNATE_SPI | PAL_RP_PAD_SLEWFAST | PAL_RP_PAD_DRIVE4)
|
|
# endif
|
|
# ifndef SPI_MISO_PAL_MODE
|
|
# define SPI_MISO_PAL_MODE (PAL_MODE_ALTERNATE_SPI | PAL_RP_PAD_SLEWFAST | PAL_RP_PAD_DRIVE4)
|
|
# endif
|
|
#endif
|
|
|
|
// STM32 compatibility
|
|
#if defined(MCU_STM32)
|
|
# if defined(STM32_CORE_CK)
|
|
# define CPU_CLOCK STM32_CORE_CK
|
|
# else
|
|
# define CPU_CLOCK STM32_SYSCLK
|
|
# endif
|
|
|
|
# if defined(STM32F1XX)
|
|
# define USE_GPIOV1
|
|
# define PAL_MODE_ALTERNATE_OPENDRAIN PAL_MODE_STM32_ALTERNATE_OPENDRAIN
|
|
# define PAL_MODE_ALTERNATE_PUSHPULL PAL_MODE_STM32_ALTERNATE_PUSHPULL
|
|
# define AUDIO_PWM_PAL_MODE PAL_MODE_ALTERNATE_PUSHPULL
|
|
# else
|
|
# define PAL_OUTPUT_TYPE_OPENDRAIN PAL_STM32_OTYPE_OPENDRAIN
|
|
# define PAL_OUTPUT_TYPE_PUSHPULL PAL_STM32_OTYPE_PUSHPULL
|
|
# define PAL_OUTPUT_SPEED_HIGHEST PAL_STM32_OSPEED_HIGHEST
|
|
# define PAL_PUPDR_FLOATING PAL_STM32_PUPDR_FLOATING
|
|
# endif
|
|
|
|
# if defined(STM32F1XX) || defined(STM32F2XX) || defined(STM32F4XX) || defined(STM32L1XX)
|
|
# define USE_I2CV1
|
|
# endif
|
|
#endif
|
|
|
|
// GD32 compatibility
|
|
#if defined(MCU_GD32V)
|
|
# define CPU_CLOCK GD32_SYSCLK
|
|
|
|
# if defined(GD32VF103)
|
|
# define USE_GPIOV1
|
|
# define USE_I2CV1
|
|
# define PAL_MODE_ALTERNATE_OPENDRAIN PAL_MODE_GD32_ALTERNATE_OPENDRAIN
|
|
# define PAL_MODE_ALTERNATE_PUSHPULL PAL_MODE_GD32_ALTERNATE_PUSHPULL
|
|
# define AUDIO_PWM_PAL_MODE PAL_MODE_GD32_ALTERNATE_PUSHPULL
|
|
# endif
|
|
#endif
|
|
|
|
// WB32 compatibility
|
|
#if defined(MCU_WB32)
|
|
# define CPU_CLOCK WB32_MAINCLK
|
|
|
|
# if defined(WB32F3G71xx) || defined(WB32FQ95xx)
|
|
# define PAL_OUTPUT_TYPE_OPENDRAIN PAL_WB32_OTYPE_OPENDRAIN
|
|
# define PAL_OUTPUT_TYPE_PUSHPULL PAL_WB32_OTYPE_PUSHPULL
|
|
# define PAL_OUTPUT_SPEED_HIGHEST PAL_WB32_OSPEED_HIGH
|
|
# define PAL_PUPDR_FLOATING PAL_WB32_PUPDR_FLOATING
|
|
|
|
# define SPI_SCK_FLAGS PAL_MODE_ALTERNATE(SPI_SCK_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST | PAL_WB32_CURRENT_LEVEL3
|
|
# endif
|
|
#endif
|
|
|
|
#if defined(GD32VF103)
|
|
/* This chip has the same API as STM32F103, but uses different names for literally the same thing.
|
|
* As of 4.7.2021 QMK is tailored to use STM32 defines/names, for compatibility sake
|
|
* we just redefine the GD32 names. */
|
|
# include "gd32v_compatibility.h"
|
|
#endif
|
|
|
|
// teensy compatibility
|
|
#if defined(MCU_KINETIS)
|
|
# define CPU_CLOCK KINETIS_SYSCLK_FREQUENCY
|
|
|
|
# if defined(K20x) || defined(K60x) || defined(KL2x)
|
|
# define USE_I2CV1
|
|
# define USE_I2CV1_CONTRIB // for some reason a bunch of ChibiOS-Contrib boards only have clock_speed
|
|
# define USE_GPIOV1
|
|
# endif
|
|
#endif
|
|
|
|
#if defined(MCU_MIMXRT1062)
|
|
# include "clock_config.h"
|
|
# define CPU_CLOCK BOARD_BOOTCLOCKRUN_CORE_CLOCK
|
|
#endif
|
|
|
|
#if defined(HT32)
|
|
# define CPU_CLOCK HT32_CK_SYS_FREQUENCY
|
|
# define PAL_MODE_ALTERNATE PAL_HT32_MODE_AF
|
|
# define PAL_OUTPUT_TYPE_OPENDRAIN (PAL_HT32_MODE_OD | PAL_HT32_MODE_DIR)
|
|
# define PAL_OUTPUT_TYPE_PUSHPULL PAL_HT32_MODE_DIR
|
|
# define PAL_OUTPUT_SPEED_HIGHEST 0
|
|
#endif
|
|
|
|
#if !defined(REALTIME_COUNTER_CLOCK)
|
|
# define REALTIME_COUNTER_CLOCK CPU_CLOCK
|
|
#endif
|
|
|
|
// SPI Fallbacks
|
|
#ifndef SPI_SCK_FLAGS
|
|
# define SPI_SCK_FLAGS PAL_MODE_ALTERNATE(SPI_SCK_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST
|
|
#endif
|
|
|
|
#ifndef SPI_MOSI_FLAGS
|
|
# define SPI_MOSI_FLAGS PAL_MODE_ALTERNATE(SPI_MOSI_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST
|
|
#endif
|
|
|
|
#ifndef SPI_MISO_FLAGS
|
|
# define SPI_MISO_FLAGS PAL_MODE_ALTERNATE(SPI_MISO_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST
|
|
#endif
|