Allow MCU-specific overrides for SPI flags. (#17650)

platforms/chibios/chibios_config.h

@@ -84,6 +84,8 @@
 #        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
 
@@ -121,3 +123,16 @@
 #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

platforms/chibios/drivers/spi_master.c

@@ -42,9 +42,9 @@ __attribute__((weak)) void spi_init(void) {
         palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), SPI_MOSI_PAL_MODE);
         palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), SPI_MISO_PAL_MODE);
 #else
-        palSetPadMode(PAL_PORT(SPI_SCK_PIN), PAL_PAD(SPI_SCK_PIN), PAL_MODE_ALTERNATE(SPI_SCK_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST);
-        palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), PAL_MODE_ALTERNATE(SPI_MOSI_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST);
-        palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), PAL_MODE_ALTERNATE(SPI_MISO_PAL_MODE) | PAL_OUTPUT_TYPE_PUSHPULL | PAL_OUTPUT_SPEED_HIGHEST);
+        palSetPadMode(PAL_PORT(SPI_SCK_PIN), PAL_PAD(SPI_SCK_PIN), SPI_SCK_FLAGS);
+        palSetPadMode(PAL_PORT(SPI_MOSI_PIN), PAL_PAD(SPI_MOSI_PIN), SPI_MOSI_FLAGS);
+        palSetPadMode(PAL_PORT(SPI_MISO_PIN), PAL_PAD(SPI_MISO_PIN), SPI_MISO_FLAGS);
 #endif
         spiUnselect(&SPI_DRIVER);
         spiStop(&SPI_DRIVER);