Add support for NXP RW61x

README.rst

@@ -208,7 +208,9 @@ Supported CPUs
 |              | MCX     | N9                | ✔      |      | ✔         | ci_fs, ci_hs, ehci     |                   |
 |              |         +-------------------+--------+------+-----------+------------------------+-------------------+
 |              |         | A15               | ✔      |      |           | ci_fs                  |                   |
-+--------------+---------+-------------------+--------+------+-----------+------------------------+-------------------+
+|              +---------+-------------------+--------+------+-----------+------------------------+-------------------+
+|              | RW61x                       | ✔      | ✔    | ✔         | ci_hs, ehci            |                   |
++--------------+-----------------------------+--------+------+-----------+------------------------+-------------------+
 | Raspberry Pi | RP2040, RP2350              | ✔      | ✔    | ✖         | rp2040, pio_usb        |                   |
 +--------------+-----+-----------------------+--------+------+-----------+------------------------+-------------------+
 | Renesas      | RX  | 63N, 65N, 72N         | ✔      | ✔    | ✖         | rusb2                  |                   |

examples/host/bare_api/only.txt

@@ -8,6 +8,7 @@ mcu:LPC43XX
 mcu:MIMXRT1XXX
 mcu:MIMXRT10XX
 mcu:MIMXRT11XX
+mcu:RW61X
 mcu:RP2040
 mcu:MSP432E4
 mcu:RX65X

examples/host/cdc_msc_hid/only.txt

@@ -8,6 +8,7 @@ mcu:LPC43XX
 mcu:MIMXRT1XXX
 mcu:MIMXRT10XX
 mcu:MIMXRT11XX
+mcu:RW61X
 mcu:RP2040
 mcu:MSP432E4
 mcu:RX65X

examples/host/cdc_msc_hid_freertos/only.txt

@@ -6,6 +6,7 @@ mcu:LPC43XX
 mcu:MIMXRT1XXX
 mcu:MIMXRT10XX
 mcu:MIMXRT11XX
+mcu:RW61X
 mcu:MSP432E4
 mcu:RX65X
 mcu:MAX3421

examples/host/device_info/only.txt

@@ -9,6 +9,7 @@ mcu:MAX3421
 mcu:MIMXRT1XXX
 mcu:MIMXRT10XX
 mcu:MIMXRT11XX
+mcu:RW61X
 mcu:MSP432E4
 mcu:RP2040
 mcu:RX65X

examples/host/hid_controller/only.txt

@@ -8,6 +8,7 @@ mcu:LPC43XX
 mcu:MIMXRT1XXX
 mcu:MIMXRT10XX
 mcu:MIMXRT11XX
+mcu:RW61X
 mcu:RP2040
 mcu:MSP432E4
 mcu:RX65X

examples/host/midi_rx/only.txt

@@ -12,6 +12,7 @@ mcu:MAX3421
 mcu:MIMXRT1XXX
 mcu:MIMXRT10XX
 mcu:MIMXRT11XX
+mcu:RW61X
 mcu:MSP432E4
 mcu:RP2040
 mcu:RX65X

examples/host/msc_file_explorer/only.txt

@@ -8,6 +8,7 @@ mcu:LPC43XX
 mcu:MIMXRT1XXX
 mcu:MIMXRT10XX
 mcu:MIMXRT11XX
+mcu:RW61X
 mcu:RP2040
 mcu:MSP432E4
 mcu:RX65X

hw/bsp/rw61x/FreeRTOSConfig/FreeRTOSConfig.h

@@ -0,0 +1,150 @@
+/*
+ * FreeRTOS Kernel V10.0.0
+ * Copyright (C) 2017 Amazon.com, Inc. or its affiliates.  All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software. If you wish to use our Amazon
+ * FreeRTOS name, please do so in a fair use way that does not cause confusion.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * http://www.FreeRTOS.org
+ * http://aws.amazon.com/freertos
+ *
+ * 1 tab == 4 spaces!
+ */
+
+
+#ifndef FREERTOS_CONFIG_H
+#define FREERTOS_CONFIG_H
+
+/*-----------------------------------------------------------
+ * Application specific definitions.
+ *
+ * These definitions should be adjusted for your particular hardware and
+ * application requirements.
+ *
+ * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
+ * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
+ *
+ * See http://www.freertos.org/a00110.html.
+ *----------------------------------------------------------*/
+
+// skip if included from IAR assembler
+#ifndef __IASMARM__
+  #include "fsl_device_registers.h"
+#endif
+
+/* Cortex M23/M33 port configuration. */
+#define configENABLE_MPU                        0
+#define configENABLE_FPU                        0 // RW61x has FPU but is disabled due to using cortex-m33-nodsp-nofp.mk
+#define configENABLE_TRUSTZONE                  0
+#define configRUN_FREERTOS_SECURE_ONLY          1 // Cortex-M33 runs in secure mode after reset by default!
+#define configMINIMAL_SECURE_STACK_SIZE         (1024)
+
+#define configUSE_PREEMPTION                    1
+#define configUSE_PORT_OPTIMISED_TASK_SELECTION 0
+#define configCPU_CLOCK_HZ                      SystemCoreClock
+#define configTICK_RATE_HZ                      ( 1000 )
+#define configMAX_PRIORITIES                    ( 5 )
+#define configMINIMAL_STACK_SIZE                ( 128 )
+#define configTOTAL_HEAP_SIZE                   ( configSUPPORT_DYNAMIC_ALLOCATION*4*1024 )
+#define configMAX_TASK_NAME_LEN                 16
+#define configUSE_16_BIT_TICKS                  0
+#define configIDLE_SHOULD_YIELD                 1
+#define configUSE_MUTEXES                       1
+#define configUSE_RECURSIVE_MUTEXES             1
+#define configUSE_COUNTING_SEMAPHORES           1
+#define configQUEUE_REGISTRY_SIZE               4
+#define configUSE_QUEUE_SETS                    0
+#define configUSE_TIME_SLICING                  0
+#define configUSE_NEWLIB_REENTRANT              0
+#define configENABLE_BACKWARD_COMPATIBILITY     1
+#define configSTACK_ALLOCATION_FROM_SEPARATE_HEAP   0
+
+#define configSUPPORT_STATIC_ALLOCATION         1
+#define configSUPPORT_DYNAMIC_ALLOCATION        0
+
+/* Hook function related definitions. */
+#define configUSE_IDLE_HOOK                    0
+#define configUSE_TICK_HOOK                    0
+#define configUSE_MALLOC_FAILED_HOOK           0 // cause nested extern warning
+#define configCHECK_FOR_STACK_OVERFLOW         2
+#define configCHECK_HANDLER_INSTALLATION       0
+
+/* Run time and task stats gathering related definitions. */
+#define configGENERATE_RUN_TIME_STATS          0
+#define configRECORD_STACK_HIGH_ADDRESS        1
+#define configUSE_TRACE_FACILITY               1 // legacy trace
+#define configUSE_STATS_FORMATTING_FUNCTIONS   0
+
+/* Co-routine definitions. */
+#define configUSE_CO_ROUTINES                  0
+#define configMAX_CO_ROUTINE_PRIORITIES        2
+
+/* Software timer related definitions. */
+#define configUSE_TIMERS                       1
+#define configTIMER_TASK_PRIORITY              (configMAX_PRIORITIES-2)
+#define configTIMER_QUEUE_LENGTH               32
+#define configTIMER_TASK_STACK_DEPTH           configMINIMAL_STACK_SIZE
+
+/* Optional functions - most linkers will remove unused functions anyway. */
+#define INCLUDE_vTaskPrioritySet               0
+#define INCLUDE_uxTaskPriorityGet              0
+#define INCLUDE_vTaskDelete                    0
+#define INCLUDE_vTaskSuspend                   1 // required for queue, semaphore, mutex to be blocked indefinitely with portMAX_DELAY
+#define INCLUDE_xResumeFromISR                 0
+#define INCLUDE_vTaskDelayUntil                1
+#define INCLUDE_vTaskDelay                     1
+#define INCLUDE_xTaskGetSchedulerState         0
+#define INCLUDE_xTaskGetCurrentTaskHandle      1
+#define INCLUDE_uxTaskGetStackHighWaterMark    0
+#define INCLUDE_xTaskGetIdleTaskHandle         0
+#define INCLUDE_xTimerGetTimerDaemonTaskHandle 0
+#define INCLUDE_pcTaskGetTaskName              0
+#define INCLUDE_eTaskGetState                  0
+#define INCLUDE_xEventGroupSetBitFromISR       0
+#define INCLUDE_xTimerPendFunctionCall         0
+
+/* FreeRTOS hooks to NVIC vectors */
+#define xPortPendSVHandler    PendSV_Handler
+#define xPortSysTickHandler   SysTick_Handler
+#define vPortSVCHandler       SVC_Handler
+
+//--------------------------------------------------------------------+
+// Interrupt nesting behavior configuration.
+//--------------------------------------------------------------------+
+
+// For Cortex-M specific: __NVIC_PRIO_BITS is defined in mcu header
+#define configPRIO_BITS       3
+
+/* The lowest interrupt priority that can be used in a call to a "set priority" function. */
+#define configLIBRARY_LOWEST_INTERRUPT_PRIORITY			  ((1<<configPRIO_BITS) - 1)
+
+/* The highest interrupt priority that can be used by any interrupt service
+routine that makes calls to interrupt safe FreeRTOS API functions.  DO NOT CALL
+INTERRUPT SAFE FREERTOS API FUNCTIONS FROM ANY INTERRUPT THAT HAS A HIGHER
+PRIORITY THAN THIS! (higher priorities are lower numeric values. */
+#define configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY	2
+
+/* Interrupt priorities used by the kernel port layer itself.  These are generic
+to all Cortex-M ports, and do not rely on any particular library functions. */
+#define configKERNEL_INTERRUPT_PRIORITY 		          ( configLIBRARY_LOWEST_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+/* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!!
+See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */
+#define configMAX_SYSCALL_INTERRUPT_PRIORITY 	        ( configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY << (8 - configPRIO_BITS) )
+
+#endif

hw/bsp/rw61x/boards/frdm_rw612/board.cmake

@@ -0,0 +1,30 @@
+set(MCU_VARIANT RW612)
+set(MCU_CORE    RW612)
+
+set(JLINK_DEVICE ${MCU_VARIANT})
+set(PYOCD_TARGET rw612eta2i)
+
+set(BOARD_DIR ${SDK_DIR}/boards/frdmrw612)
+
+set(PORT 1)
+
+
+function(update_board BOARD_TARGET)
+  target_compile_definitions(${BOARD_TARGET} PUBLIC
+    CPU_RW612ETA2I
+    BOARD_TUD_RHPORT=${PORT}
+    BOARD_TUH_RHPORT=${PORT}
+    BOARD_TUD_MAX_SPEED=OPT_MODE_HIGH_SPEED
+    BOOT_HEADER_ENABLE=1
+    )
+
+  target_sources(${BOARD_TARGET} PUBLIC
+    ${BOARD_DIR}/flash_config/flash_config.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/clock_config.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/pin_mux.c
+    )
+
+  target_include_directories(${BOARD_TARGET} PUBLIC
+    ${BOARD_DIR}/flash_config
+    )
+endfunction()

hw/bsp/rw61x/boards/frdm_rw612/board.h

@@ -0,0 +1,76 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2021, Ha Thach (tinyusb.org)
+ * Copyright (c) 2025, Gabriel Koppenstein
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+/* metadata:
+   name: FRDM-RW612
+   url: https://www.nxp.com/design/design-center/development-boards-and-designs/FRDM-RW612
+*/
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+// LED - Green channel of RGB LED
+#define LED_GPIO              BOARD_INITLEDPINS_LED_GREEN_PERIPHERAL
+#define LED_CLK               kCLOCK_HsGpio0
+#define LED_PIN               BOARD_INITLEDPINS_LED_GREEN_PIN 
+#define LED_PORT              BOARD_INITLEDPINS_LED_GREEN_PORT 
+#define LED_STATE_ON          0
+
+// WAKE button (Dummy, use unused pin
+#define BUTTON_GPIO           BOARD_INITPINS_WAKEUP_BTN_PERIPHERAL
+#define BUTTON_CLK            kCLOCK_HsGpio0
+#define BUTTON_PIN            BOARD_INITPINS_WAKEUP_BTN_PIN
+#define BUTTON_PORT           BOARD_INITPINS_WAKEUP_BTN_PORT
+#define BUTTON_STATE_ACTIVE   0
+
+// UART
+#define UART_DEV                   USART3
+#define LP_FLEXCOMM_INST           3U
+
+#define BOARD_DEBUG_UART_FRG_CLK \
+    (&(const clock_frg_clk_config_t){3, kCLOCK_FrgPllDiv, 255, 0}) /*!< Select FRG3 mux as frg_pll */
+#define BOARD_DEBUG_UART_CLK_ATTACH kFRG_to_FLEXCOMM3
+
+
+static inline void board_uart_init_clock(void) {
+  /* attach FRG0 clock to FLEXCOMM3/USART3 */
+  CLOCK_SetFRGClock(BOARD_DEBUG_UART_FRG_CLK);
+  CLOCK_AttachClk(BOARD_DEBUG_UART_CLK_ATTACH);
+}
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif
+
+

hw/bsp/rw61x/boards/frdm_rw612/board.mk

@@ -0,0 +1,20 @@
+MCU_VARIANT = RW612
+MCU_CORE = RW612
+
+CPU_CORE = cortex-m33-nodsp-nofp
+CFLAGS += \
+	-DCPU_RW612ETA2I \
+	-DCFG_TUSB_MCU=OPT_MCU_RW61X \
+	-DBOOT_HEADER_ENABLE=1 \
+
+JLINK_DEVICE = ${MCU_VARIANT}
+PYOCD_TARGET = rw612eta2i
+
+SRC_C += \
+	$(SDK_DIR)/boards/frdmrw612/flash_config/flash_config.c \
+
+INC += \
+	$(TOP)/$(SDK_DIR)/boards/frdmrw612/flash_config/ \
+
+# flash using pyocd
+flash: flash-jlink