enable USBMC for uno r4, add board_init_after_tusb() API

add BOARD_UPPERCASE for board detection

hw/bsp/board.h

@@ -54,6 +54,9 @@
 // Initialize on-board peripherals : led, button, uart and USB
 void board_init(void);
 
+// Init board after tinyusb is initialized
+void board_init_after_tusb(void) TU_ATTR_WEAK;
+
 // Turn LED on or off
 void board_led_write(bool state);
 

hw/bsp/family_support.cmake

@@ -181,6 +181,11 @@ endfunction()
 function(family_configure_common TARGET RTOS)
   family_add_rtos(${TARGET} ${RTOS})
 
+  string(TOUPPER ${BOARD} BOARD_UPPER)
+  target_compile_definitions(${TARGET} PUBLIC
+    BOARD_${BOARD_UPPER}
+  )
+
   # run size after build
   add_custom_command(TARGET ${TARGET} POST_BUILD
     COMMAND ${CMAKE_SIZE} $<TARGET_FILE:${TARGET}>

hw/bsp/ra/boards/uno_r4/board.mk

@@ -1,7 +1,7 @@
 CPU_CORE = cortex-m4
 MCU_VARIANT = ra4m1
 
-LD_FILE = $(BOARD_PATH)/${BOARD}.ld
+LD_FILE = ${BOARD_PATH}/${BOARD}.ld
 
 # For flash-jlink target
 JLINK_DEVICE = R7FA4M1AB

hw/bsp/ra/family.c

@@ -124,6 +124,13 @@ void board_init(void) {
   board_led_write(false);
 }
 
+void board_init_after_tusb(void) {
+  // For board that use USB LDO regulator
+#if defined(BOARD_UNO_R4)
+  R_USB_FS0->USBMC |= R_USB_FS0_USBMC_VDCEN_Msk;
+#endif
+}
+
 void board_led_write(bool state) {
   R_IOPORT_PinWrite(&port_ctrl, LED1, state ? LED_STATE_ON : !LED_STATE_ON);
 }