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[Core] PWM Backlight for RP2040 (#17706)

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Stefan Kerkmann 2022-10-04 23:10:24 +02:00 • committed by GitHub
parent b6ea8837e4
commit 996a9006d3
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14 changed files with 107 additions and 22 deletions
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13
platforms/chibios/boards/GENERIC_PROMICRO_RP2040/configs/mcuconf.h
View file

@ -78,6 +78,19 @@
#define RP_SPI_SPI1_DMA_PRIORITY 1
#define RP_SPI_DMA_ERROR_HOOK(spip)
/*
* PWM driver system settings.
*/
#define RP_PWM_USE_PWM0 FALSE
#define RP_PWM_USE_PWM1 FALSE
#define RP_PWM_USE_PWM2 FALSE
#define RP_PWM_USE_PWM3 FALSE
#define RP_PWM_USE_PWM4 FALSE
#define RP_PWM_USE_PWM5 FALSE
#define RP_PWM_USE_PWM6 FALSE
#define RP_PWM_USE_PWM7 FALSE
#define RP_PWM_IRQ_WRAP_NUMBER_PRIORITY 3
/*
* I2C driver system settings.
*/

13
platforms/chibios/boards/GENERIC_RP_RP2040/configs/mcuconf.h
View file

@ -78,6 +78,19 @@
#define RP_SPI_SPI1_DMA_PRIORITY 1
#define RP_SPI_DMA_ERROR_HOOK(spip)
/*
* PWM driver system settings.
*/
#define RP_PWM_USE_PWM0 FALSE
#define RP_PWM_USE_PWM1 FALSE
#define RP_PWM_USE_PWM2 FALSE
#define RP_PWM_USE_PWM3 FALSE
#define RP_PWM_USE_PWM4 FALSE
#define RP_PWM_USE_PWM5 FALSE
#define RP_PWM_USE_PWM6 FALSE
#define RP_PWM_USE_PWM7 FALSE
#define RP_PWM_IRQ_WRAP_NUMBER_PRIORITY 3
/*
* I2C driver system settings.
*/

13
platforms/chibios/boards/QMK_PM2040/configs/mcuconf.h
View file

@ -78,6 +78,19 @@
#define RP_SPI_SPI1_DMA_PRIORITY 1
#define RP_SPI_DMA_ERROR_HOOK(spip)
/*
* PWM driver system settings.
*/
#define RP_PWM_USE_PWM0 FALSE
#define RP_PWM_USE_PWM1 FALSE
#define RP_PWM_USE_PWM2 FALSE
#define RP_PWM_USE_PWM3 FALSE
#define RP_PWM_USE_PWM4 FALSE
#define RP_PWM_USE_PWM5 FALSE
#define RP_PWM_USE_PWM6 FALSE
#define RP_PWM_USE_PWM7 FALSE
#define RP_PWM_IRQ_WRAP_NUMBER_PRIORITY 3
/*
* I2C driver system settings.
*/

4
platforms/chibios/chibios_config.h
View file

@ -28,6 +28,10 @@
# define USE_GPIOV1
# define PAL_OUTPUT_TYPE_OPENDRAIN _Static_assert(0, "RP2040 has no Open Drain GPIO configuration, setting this is not possible");
# define BACKLIGHT_PAL_MODE (PAL_MODE_ALTERNATE_PWM | PAL_RP_PAD_DRIVE12 | PAL_RP_GPIO_OE)
# define BACKLIGHT_PWM_COUNTER_FREQUENCY 1000000
# define BACKLIGHT_PWM_PERIOD BACKLIGHT_PWM_COUNTER_FREQUENCY / 2048
# define usb_lld_endpoint_fields
# define I2C1_SCL_PAL_MODE (PAL_MODE_ALTERNATE_I2C | PAL_RP_PAD_SLEWFAST | PAL_RP_PAD_PUE | PAL_RP_PAD_DRIVE4)

5
platforms/chibios/vendors/RP/_pin_defs.h vendored
View file

@ -35,3 +35,8 @@
#define GP28 28U
#define GP29 29U
#define GP30 30U
/* 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