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-rw-r--r--platforms/chibios/chibios_config.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/platforms/chibios/chibios_config.h b/platforms/chibios/chibios_config.h
index 8dcc23727f..4c8333f07b 100644
--- a/platforms/chibios/chibios_config.h
+++ b/platforms/chibios/chibios_config.h
@@ -28,6 +28,18 @@
# 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
+
+# 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 AUDIO_PWM_PAL_MODE (PAL_MODE_ALTERNATE_PWM | PAL_RP_PAD_DRIVE12 | PAL_RP_GPIO_OE)
+# define AUDIO_PWM_COUNTER_FREQUENCY 500000
+
# 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)
@@ -51,6 +63,7 @@
# 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
@@ -72,6 +85,7 @@
# 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