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diff --git a/tinyusb/hw/bsp/lpc15/boards/lpcxpresso1549/board.h b/tinyusb/hw/bsp/lpc15/boards/lpcxpresso1549/board.h
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+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2021, Ha Thach (tinyusb.org)
+ *
+ * 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.
+ */
+
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+// XTAL
+#define XTAL_OscRateIn 12000000
+#define XTAL_RTCOscRateIn 32768
+
+// LED
+#define LED_PORT 0
+#define LED_PIN 25
+
+// Wake Switch
+#define BUTTON_PORT 0
+#define BUTTON_PIN 17
+
+#define UART_PORT LPC_USART0
+
+static inline void board_lpc15_pinmux_swm_init(void)
+{
+ // Pinmux
+ const PINMUX_GRP_T pinmuxing[] =
+ {
+ {0, 25, (IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // PIO0_25-BREAK_CTRL-RED (low enable)
+ {0, 13, (IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // PIO0_13-ISP_RX
+ {0, 18, (IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // PIO0_18-ISP_TX
+ {1, 11, (IOCON_MODE_PULLDOWN | IOCON_DIGMODE_EN)}, // PIO1_11-ISP_1 (VBUS)
+ };
+
+ // Pin Mux
+ Chip_IOCON_SetPinMuxing(LPC_IOCON, pinmuxing, sizeof(pinmuxing) / sizeof(PINMUX_GRP_T));
+
+ // SWIM
+ Chip_SWM_MovablePortPinAssign(SWM_USB_VBUS_I , 1, 11);
+ Chip_SWM_MovablePortPinAssign(SWM_UART0_RXD_I, 0, 13);
+ Chip_SWM_MovablePortPinAssign(SWM_UART0_TXD_O, 0, 18);
+}
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif