add cmake for lpc11

13 files changed, 482 insertions, 258 deletions

diff --git a/examples/device/audio_4_channel_mic_freertos/skip.txt b/examples/device/audio_4_channel_mic_freertos/skip.txt
index eb434c23b..21683518c 100644
--- a/examples/device/audio_4_channel_mic_freertos/skip.txt
+++ b/examples/device/audio_4_channel_mic_freertos/skip.txt
@@ -10,5 +10,6 @@ mcu:SAMX7X
 mcu:VALENTYUSB_EPTRI
 mcu:RAXXX
 mcu:STM32L0
+board:lpcxpresso11u37
 family:broadcom_32bit
 family:broadcom_64bit
diff --git a/hw/bsp/kinetis_k32l2/FreeRTOSConfig/FreeRTOSConfig.h b/hw/bsp/kinetis_k32l2/FreeRTOSConfig/FreeRTOSConfig.h
index 133728596..e6604d360 100644
--- a/hw/bsp/kinetis_k32l2/FreeRTOSConfig/FreeRTOSConfig.h
+++ b/hw/bsp/kinetis_k32l2/FreeRTOSConfig/FreeRTOSConfig.h
@@ -147,7 +147,7 @@
 //--------------------------------------------------------------------+
 
 // For Cortex-M specific: __NVIC_PRIO_BITS is defined in mcu header
-#define configPRIO_BITS       4
+#define configPRIO_BITS       2
 
 /* 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)
diff --git a/hw/bsp/lpc11/FreeRTOSConfig/FreeRTOSConfig.h b/hw/bsp/lpc11/FreeRTOSConfig/FreeRTOSConfig.h
new file mode 100644
index 000000000..27b2d76f5
--- /dev/null
+++ b/hw/bsp/lpc11/FreeRTOSConfig/FreeRTOSConfig.h
@@ -0,0 +1,178 @@
+/*
+ * 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__
+  #ifdef __GNUC__
+    #pragma GCC diagnostic push
+    #pragma GCC diagnostic ignored "-Wunused-parameter"
+  #endif
+
+  #include "chip.h"
+
+  #ifdef __GNUC__
+    #pragma GCC diagnostic pop
+  #endif
+#endif
+
+/* Cortex M23/M33 port configuration. */
+#define configENABLE_MPU                        0
+#if defined(__ARM_FP) && __ARM_FP >= 4
+  #define configENABLE_FPU                      1
+#else
+  #define configENABLE_FPU                      0
+#endif
+#define configENABLE_TRUSTZONE                  0
+#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               2
+#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
+
+/* 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
+
+/* Define to trap errors during development. */
+// Halt CPU (breakpoint) when hitting error, only apply for Cortex M3, M4, M7
+#if defined(__ARM_ARCH_7M__) || defined (__ARM_ARCH_7EM__)
+  #define configASSERT(_exp) \
+    do {\
+      if ( !(_exp) ) { \
+        volatile uint32_t* ARM_CM_DHCSR =  ((volatile uint32_t*) 0xE000EDF0UL); /* Cortex M CoreDebug->DHCSR */ \
+        if ( (*ARM_CM_DHCSR) & 1UL ) {  /* Only halt mcu if debugger is attached */ \
+          taskDISABLE_INTERRUPTS(); \
+           __asm("BKPT #0\n"); \
+        }\
+      }\
+    } while(0)
+#else
+  #define configASSERT( x )
+#endif
+
+/* 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       2
+
+/* 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 /* __FREERTOS_CONFIG__H */
diff --git a/hw/bsp/lpc11/boards/lpcxpresso11u37/board.cmake b/hw/bsp/lpc11/boards/lpcxpresso11u37/board.cmake
new file mode 100644
index 000000000..12f75cd08
--- /dev/null
+++ b/hw/bsp/lpc11/boards/lpcxpresso11u37/board.cmake
@@ -0,0 +1,19 @@
+set(LPC_FAMILY 11xx)
+set(JLINK_DEVICE LPC11U37/401)
+set(PYOCD_TARGET lpc11u37)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/lpc11u37.ld)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    CFG_EXAMPLE_MSC_READONLY
+    CFG_EXAMPLE_VIDEO_READONLY
+    )
+  target_sources(${TARGET} PRIVATE
+    ${SDK_DIR}/src/gpio_${LPC_FAMILY}_1.c
+    ${SDK_DIR}/src/sysctl_${LPC_FAMILY}.c
+    )
+  target_compile_options(${TARGET} PRIVATE
+    -Wno-error=unused-parameter
+    )
+endfunction()
diff --git a/hw/bsp/lpc11/boards/lpcxpresso11u37/board.h b/hw/bsp/lpc11/boards/lpcxpresso11u37/board.h
new file mode 100644
index 000000000..930462f28
--- /dev/null
+++ b/hw/bsp/lpc11/boards/lpcxpresso11u37/board.h
@@ -0,0 +1,98 @@
+#ifndef BOARD_H
+#define BOARD_H
+
+#define LED_PORT              1
+#define LED_PIN               24
+#define LED_STATE_ON          0
+
+// Wake up Switch
+#define BUTTON_PORT           0
+#define BUTTON_PIN            16
+#define BUTTON_STATE_ACTIVE   0
+
+/* System oscillator rate and RTC oscillator rate */
+const uint32_t OscRateIn = 12000000;
+const uint32_t ExtRateIn = 0;
+
+/* Pin muxing table, only items that need changing from their default pin
+   state are in this table. Not every pin is mapped. */
+/* IOCON pin definitions for pin muxing */
+typedef struct {
+  uint32_t port : 8;			/* Pin port */
+  uint32_t pin : 8;			/* Pin number */
+  uint32_t modefunc : 16;		/* Function and mode */
+} PINMUX_GRP_T;
+
+static const PINMUX_GRP_T pinmuxing[] = {
+    {0,  3, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // USB VBUS
+    {0,  6, (IOCON_FUNC1 | IOCON_MODE_INACT)},		/* PIO0_6 used for USB_CONNECT */
+
+    {0, 18, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // UART0 RX
+    {0, 19, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // UART0 TX
+};
+
+/* Setup system clocking */
+static inline void Chip_SetupXtalClocking(void) {
+  volatile int i;
+
+  /* Powerup main oscillator */
+  Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_SYSOSC_PD);
+
+  /* Wait 200us for OSC to be stablized, no status
+     indication, dummy wait. */
+  for (i = 0; i < 0x100; i++) {}
+
+  /* Set system PLL input to main oscillator */
+  Chip_Clock_SetSystemPLLSource(SYSCTL_PLLCLKSRC_MAINOSC);
+
+  /* Power down PLL to change the PLL divider ratio */
+  Chip_SYSCTL_PowerDown(SYSCTL_POWERDOWN_SYSPLL_PD);
+
+  /* Setup PLL for main oscillator rate (FCLKIN = 12MHz) * 4 = 48MHz
+     MSEL = 3 (this is pre-decremented), PSEL = 1 (for P = 2)
+     FCLKOUT = FCLKIN * (MSEL + 1) = 12MHz * 4 = 48MHz
+     FCCO = FCLKOUT * 2 * P = 48MHz * 2 * 2 = 192MHz (within FCCO range) */
+  Chip_Clock_SetupSystemPLL(3, 1);
+
+  /* Powerup system PLL */
+  Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_SYSPLL_PD);
+
+  /* Wait for PLL to lock */
+  while (!Chip_Clock_IsSystemPLLLocked()) {}
+
+  /* Set system clock divider to 1 */
+  Chip_Clock_SetSysClockDiv(1);
+
+  /* Setup FLASH access to 3 clocks */
+  Chip_FMC_SetFLASHAccess(FLASHTIM_50MHZ_CPU);
+
+  /* Set main clock source to the system PLL. This will drive 48MHz
+     for the main clock and 48MHz for the system clock */
+  Chip_Clock_SetMainClockSource(SYSCTL_MAINCLKSRC_PLLOUT);
+
+  /* Set USB PLL input to main oscillator */
+  Chip_Clock_SetUSBPLLSource(SYSCTL_PLLCLKSRC_MAINOSC);
+  /* Setup USB PLL  (FCLKIN = 12MHz) * 4 = 48MHz
+     MSEL = 3 (this is pre-decremented), PSEL = 1 (for P = 2)
+     FCLKOUT = FCLKIN * (MSEL + 1) = 12MHz * 4 = 48MHz
+     FCCO = FCLKOUT * 2 * P = 48MHz * 2 * 2 = 192MHz (within FCCO range) */
+  Chip_Clock_SetupUSBPLL(3, 1);
+
+  /* Powerup USB PLL */
+  Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_USBPLL_PD);
+
+  /* Wait for PLL to lock */
+  while (!Chip_Clock_IsUSBPLLLocked()) {}
+}
+
+static inline void Chip_USB_Init(void) {
+  /* enable USB main clock */
+  Chip_Clock_SetUSBClockSource(SYSCTL_USBCLKSRC_PLLOUT, 1);
+  /* Enable AHB clock to the USB block and USB RAM. */
+  Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_USB);
+  Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_USBRAM);
+  /* power UP USB Phy */
+  Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_USBPAD_PD);
+}
+
+#endif
diff --git a/hw/bsp/lpc11/boards/lpcxpresso11u37/lpcxpresso11u37.c b/hw/bsp/lpc11/boards/lpcxpresso11u37/lpcxpresso11u37.c
deleted file mode 100644
index 900c57936..000000000
--- a/hw/bsp/lpc11/boards/lpcxpresso11u37/lpcxpresso11u37.c
+++ /dev/null
@@ -1,208 +0,0 @@
-/*
- * The MIT License (MIT)
- *
- * Copyright (c) 2019 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.
- */
-
-#include "chip.h"
-#include "bsp/board_api.h"
-
-//--------------------------------------------------------------------+
-// Forward USB interrupt events to TinyUSB IRQ Handler
-//--------------------------------------------------------------------+
-void USB_IRQHandler(void)
-{
-  tud_int_handler(0);
-}
-
-//---------------------------------------------------------------- ----+
-// MACRO TYPEDEF CONSTANT ENUM
-//--------------------------------------------------------------------+
-#define LED_PORT              1
-#define LED_PIN               24
-#define LED_STATE_ON          0
-
-// Wake up Switch
-#define BUTTON_PORT           0
-#define BUTTON_PIN            16
-#define BUTTON_STATE_ACTIVE   0
-
-/* System oscillator rate and RTC oscillator rate */
-const uint32_t OscRateIn = 12000000;
-const uint32_t ExtRateIn = 0;
-
-/* Pin muxing table, only items that need changing from their default pin
-   state are in this table. Not every pin is mapped. */
-/* IOCON pin definitions for pin muxing */
-typedef struct {
-	uint32_t port : 8;			/* Pin port */
-	uint32_t pin : 8;			/* Pin number */
-	uint32_t modefunc : 16;		/* Function and mode */
-} PINMUX_GRP_T;
-
-static const PINMUX_GRP_T pinmuxing[] =
-{
-  {0,  3, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // USB VBUS
-  {0,  6, (IOCON_FUNC1 | IOCON_MODE_INACT)},		/* PIO0_6 used for USB_CONNECT */
-
-  {0, 18, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // UART0 RX
-  {0, 19, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // UART0 TX
-};
-
-/* Setup system clocking */
-static void SystemSetupClocking(void)
-{
-	volatile int i;
-
-	/* Powerup main oscillator */
-	Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_SYSOSC_PD);
-
-	/* Wait 200us for OSC to be stablized, no status
-	   indication, dummy wait. */
-	for (i = 0; i < 0x100; i++) {}
-
-	/* Set system PLL input to main oscillator */
-	Chip_Clock_SetSystemPLLSource(SYSCTL_PLLCLKSRC_MAINOSC);
-
-	/* Power down PLL to change the PLL divider ratio */
-	Chip_SYSCTL_PowerDown(SYSCTL_POWERDOWN_SYSPLL_PD);
-
-	/* Setup PLL for main oscillator rate (FCLKIN = 12MHz) * 4 = 48MHz
-	   MSEL = 3 (this is pre-decremented), PSEL = 1 (for P = 2)
-	   FCLKOUT = FCLKIN * (MSEL + 1) = 12MHz * 4 = 48MHz
-	   FCCO = FCLKOUT * 2 * P = 48MHz * 2 * 2 = 192MHz (within FCCO range) */
-	Chip_Clock_SetupSystemPLL(3, 1);
-
-	/* Powerup system PLL */
-	Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_SYSPLL_PD);
-
-	/* Wait for PLL to lock */
-	while (!Chip_Clock_IsSystemPLLLocked()) {}
-
-	/* Set system clock divider to 1 */
-	Chip_Clock_SetSysClockDiv(1);
-
-	/* Setup FLASH access to 3 clocks */
-	Chip_FMC_SetFLASHAccess(FLASHTIM_50MHZ_CPU);
-
-	/* Set main clock source to the system PLL. This will drive 48MHz
-	   for the main clock and 48MHz for the system clock */
-	Chip_Clock_SetMainClockSource(SYSCTL_MAINCLKSRC_PLLOUT);
-
-	/* Set USB PLL input to main oscillator */
-	Chip_Clock_SetUSBPLLSource(SYSCTL_PLLCLKSRC_MAINOSC);
-	/* Setup USB PLL  (FCLKIN = 12MHz) * 4 = 48MHz
-	   MSEL = 3 (this is pre-decremented), PSEL = 1 (for P = 2)
-	   FCLKOUT = FCLKIN * (MSEL + 1) = 12MHz * 4 = 48MHz
-	   FCCO = FCLKOUT * 2 * P = 48MHz * 2 * 2 = 192MHz (within FCCO range) */
-	Chip_Clock_SetupUSBPLL(3, 1);
-
-	/* Powerup USB PLL */
-	Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_USBPLL_PD);
-
-	/* Wait for PLL to lock */
-	while (!Chip_Clock_IsUSBPLLLocked()) {}
-}
-
-// Invoked by startup code
-void SystemInit(void)
-{
-  SystemSetupClocking();
-  Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_RAM1);
-
-  /* Enable IOCON clock */
-  Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_IOCON);
-  for (uint32_t i = 0; i < (sizeof(pinmuxing) / sizeof(PINMUX_GRP_T)); i++)
-  {
-		Chip_IOCON_PinMuxSet(LPC_IOCON, pinmuxing[i].port, pinmuxing[i].pin, pinmuxing[i].modefunc);
-	}
-}
-
-void board_init(void)
-{
-  SystemCoreClockUpdate();
-
-#if CFG_TUSB_OS == OPT_OS_NONE
-  // 1ms tick timer
-  SysTick_Config(SystemCoreClock / 1000);
-#elif CFG_TUSB_OS == OPT_OS_FREERTOS
-  // If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
-  NVIC_SetPriority(USB0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
-#endif
-
-  Chip_GPIO_Init(LPC_GPIO);
-
-  // LED
-  Chip_GPIO_SetPinDIROutput(LPC_GPIO, LED_PORT, LED_PIN);
-
-  // Button
-  Chip_GPIO_SetPinDIRInput(LPC_GPIO, BUTTON_PORT, BUTTON_PIN);
-
-  // USB: Setup PLL clock, and power
-	/* enable USB main clock */
-	Chip_Clock_SetUSBClockSource(SYSCTL_USBCLKSRC_PLLOUT, 1);
-	/* Enable AHB clock to the USB block and USB RAM. */
-	Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_USB);
-	Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_USBRAM);
-	/* power UP USB Phy */
-	Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_USBPAD_PD);
-}
-
-//--------------------------------------------------------------------+
-// Board porting API
-//--------------------------------------------------------------------+
-
-void board_led_write(bool state)
-{
-  Chip_GPIO_SetPinState(LPC_GPIO, LED_PORT, LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
-}
-
-uint32_t board_button_read(void)
-{
-  return BUTTON_STATE_ACTIVE == Chip_GPIO_GetPinState(LPC_GPIO, BUTTON_PORT, BUTTON_PIN);
-}
-
-int board_uart_read(uint8_t* buf, int len)
-{
-  (void) buf; (void) len;
-  return 0;
-}
-
-int board_uart_write(void const * buf, int len)
-{
-  (void) buf; (void) len;
-  return 0;
-}
-
-#if CFG_TUSB_OS == OPT_OS_NONE
-volatile uint32_t system_ticks = 0;
-void SysTick_Handler (void)
-{
-  system_ticks++;
-}
-
-uint32_t board_millis(void)
-{
-  return system_ticks;
-}
-#endif
diff --git a/hw/bsp/lpc11/boards/lpcxpresso11u68/board.cmake b/hw/bsp/lpc11/boards/lpcxpresso11u68/board.cmake
new file mode 100644
index 000000000..b7393cb2f
--- /dev/null
+++ b/hw/bsp/lpc11/boards/lpcxpresso11u68/board.cmake
@@ -0,0 +1,12 @@
+set(LPC_FAMILY 11u6x)
+set(JLINK_DEVICE LPC11U68)
+set(PYOCD_TARGET LPC11U68)
+
+set(LD_FILE_GNU ${CMAKE_CURRENT_LIST_DIR}/lpc11u68.ld)
+
+function(update_board TARGET)
+  target_sources(${TARGET} PUBLIC
+    ${SDK_DIR}/src/gpio_${LPC_FAMILY}.c
+    ${SDK_DIR}/src/syscon_${LPC_FAMILY}.c
+    )
+endfunction()
diff --git a/hw/bsp/lpc11/boards/lpcxpresso11u68/board.h b/hw/bsp/lpc11/boards/lpcxpresso11u68/board.h
new file mode 100644
index 000000000..a12fcbef1
--- /dev/null
+++ b/hw/bsp/lpc11/boards/lpcxpresso11u68/board.h
@@ -0,0 +1,27 @@
+#ifndef BOARD_H
+#define BOARD_H
+
+#define LED_PORT              2
+#define LED_PIN               17
+#define LED_STATE_ON          0
+
+// Wake up Switch
+#define BUTTON_PORT           0
+#define BUTTON_PIN            16
+#define BUTTON_STATE_ACTIVE   0
+
+/* System oscillator rate and RTC oscillator rate */
+const uint32_t OscRateIn = 12000000;
+const uint32_t RTCOscRateIn = 32768;
+
+/* Pin muxing table, only items that need changing from their default pin
+   state are in this table. Not every pin is mapped. */
+static const PINMUX_GRP_T pinmuxing[] = {
+    {0, 3,  (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // USB VBUS
+    {0, 18, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // UART0 RX
+    {0, 19, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // UART0 TX
+    {2, 0,  (IOCON_FUNC1 | IOCON_MODE_INACT)}, // XTALIN
+    {2, 1,  (IOCON_FUNC1 | IOCON_MODE_INACT)}, // XTALOUT
+};
+
+#endif
diff --git a/hw/bsp/lpc11/boards/lpcxpresso11u68/board.mk b/hw/bsp/lpc11/boards/lpcxpresso11u68/board.mk
index fbe97b853..cf095c347 100644
--- a/hw/bsp/lpc11/boards/lpcxpresso11u68/board.mk
+++ b/hw/bsp/lpc11/boards/lpcxpresso11u68/board.mk
@@ -5,7 +5,6 @@ CFLAGS += \
   -DCORE_M0PLUS \
   -D__VTOR_PRESENT=0 \
   -DCFG_TUSB_MEM_SECTION='__attribute__((section(".data.$$RAM3")))' \
-  -DCFG_TUSB_MEM_ALIGN='__attribute__((aligned(64)))'
 
 # All source paths should be relative to the top level.
 LD_FILE = $(BOARD_PATH)/lpc11u68.ld
diff --git a/hw/bsp/lpc11/boards/lpcxpresso11u68/lpcxpresso11u68.c b/hw/bsp/lpc11/family.c
index df895804d..bff7110b8 100644
--- a/hw/bsp/lpc11/boards/lpcxpresso11u68/lpcxpresso11u68.c
+++ b/hw/bsp/lpc11/family.c
@@ -24,55 +24,42 @@
  * This file is part of the TinyUSB stack.
  */
 
+#ifdef __GNUC__
+  #pragma GCC diagnostic push
+  #pragma GCC diagnostic ignored "-Wunused-parameter"
+#endif
+
 #include "chip.h"
+
+#ifdef __GNUC__
+  #pragma GCC diagnostic pop
+#endif
+
 #include "bsp/board_api.h"
+#include "board.h"
 
 //--------------------------------------------------------------------+
 // Forward USB interrupt events to TinyUSB IRQ Handler
 //--------------------------------------------------------------------+
-void USB_IRQHandler(void)
-{
+void USB_IRQHandler(void) {
   tud_int_handler(0);
 }
 
 //--------------------------------------------------------------------+
 // MACRO TYPEDEF CONSTANT ENUM
 //--------------------------------------------------------------------+
-#define LED_PORT              2
-#define LED_PIN               17
-#define LED_STATE_ON          0
-
-// Wake up Switch
-#define BUTTON_PORT           0
-#define BUTTON_PIN            16
-#define BUTTON_STATE_ACTIVE   0
-
-/* System oscillator rate and RTC oscillator rate */
-const uint32_t OscRateIn = 12000000;
-const uint32_t RTCOscRateIn = 32768;
-
-/* Pin muxing table, only items that need changing from their default pin
-   state are in this table. Not every pin is mapped. */
-static const PINMUX_GRP_T pinmuxing[] =
-{
-  {0, 3,  (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // USB VBUS
-  {0, 18, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // UART0 RX
-  {0, 19, (IOCON_FUNC1 | IOCON_MODE_INACT | IOCON_DIGMODE_EN)}, // UART0 TX
-  {2, 0,  (IOCON_FUNC1 | IOCON_MODE_INACT)}, // XTALIN
-  {2, 1,  (IOCON_FUNC1 | IOCON_MODE_INACT)}, // XTALOUT
-};
 
 // Invoked by startup code
-void SystemInit(void)
-{
+void SystemInit(void) {
   /* Enable IOCON clock */
   Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_IOCON);
-  Chip_IOCON_SetPinMuxing(LPC_IOCON, pinmuxing, sizeof(pinmuxing) / sizeof(PINMUX_GRP_T));
+  for (uint32_t i = 0; i < (sizeof(pinmuxing) / sizeof(PINMUX_GRP_T)); i++) {
+    Chip_IOCON_PinMuxSet(LPC_IOCON, pinmuxing[i].port, pinmuxing[i].pin, pinmuxing[i].modefunc);
+  }
   Chip_SetupXtalClocking();
 }
 
-void board_init(void)
-{
+void board_init(void) {
   SystemCoreClockUpdate();
 
 #if CFG_TUSB_OS == OPT_OS_NONE
@@ -99,37 +86,35 @@ void board_init(void)
 // Board porting API
 //--------------------------------------------------------------------+
 
-void board_led_write(bool state)
-{
-  Chip_GPIO_SetPinState(LPC_GPIO, LED_PORT, LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
+void board_led_write(bool state) {
+  Chip_GPIO_SetPinState(LPC_GPIO, LED_PORT, LED_PIN, state ? LED_STATE_ON : (1 - LED_STATE_ON));
 }
 
-uint32_t board_button_read(void)
-{
+uint32_t board_button_read(void) {
   return BUTTON_STATE_ACTIVE == Chip_GPIO_GetPinState(LPC_GPIO, BUTTON_PORT, BUTTON_PIN);
 }
 
-int board_uart_read(uint8_t* buf, int len)
-{
-  (void) buf; (void) len;
+int board_uart_read(uint8_t* buf, int len) {
+  (void) buf;
+  (void) len;
   return 0;
 }
 
-int board_uart_write(void const * buf, int len)
-{
-  (void) buf; (void) len;
+int board_uart_write(void const* buf, int len) {
+  (void) buf;
+  (void) len;
   return 0;
 }
 
 #if CFG_TUSB_OS == OPT_OS_NONE
 volatile uint32_t system_ticks = 0;
-void SysTick_Handler (void)
-{
+
+void SysTick_Handler(void) {
   system_ticks++;
 }
 
-uint32_t board_millis(void)
-{
+uint32_t board_millis(void) {
   return system_ticks;
 }
+
 #endif
diff --git a/hw/bsp/lpc11/family.cmake b/hw/bsp/lpc11/family.cmake
new file mode 100644
index 000000000..f17a48dd7
--- /dev/null
+++ b/hw/bsp/lpc11/family.cmake
@@ -0,0 +1,104 @@
+include_guard()
+
+# include board specific
+include(${CMAKE_CURRENT_LIST_DIR}/boards/${BOARD}/board.cmake)
+
+set(CMSIS_DIR ${TOP}/lib/CMSIS_5)
+if (LPC_FAMILY STREQUAL 11xx)
+  set(SDK_DIR ${TOP}/hw/mcu/nxp/lpcopen/lpc11uxx/lpc_chip_11uxx)
+else()
+  set(SDK_DIR ${TOP}/hw/mcu/nxp/lpcopen/lpc${LPC_FAMILY}/lpc_chip_${LPC_FAMILY})
+endif()
+
+# toolchain set up
+set(CMAKE_SYSTEM_PROCESSOR cortex-m0plus CACHE INTERNAL "System Processor")
+set(CMAKE_TOOLCHAIN_FILE ${TOP}/examples/build_system/cmake/toolchain/arm_${TOOLCHAIN}.cmake)
+
+set(FAMILY_MCUS LPC11UXX CACHE INTERNAL "")
+
+
+#------------------------------------
+# BOARD_TARGET
+#------------------------------------
+# only need to be built ONCE for all examples
+function(add_board_target BOARD_TARGET)
+  if (TARGET ${BOARD_TARGET})
+    return()
+  endif ()
+
+  add_library(${BOARD_TARGET} STATIC
+    ${SDK_DIR}/../gcc/cr_startup_lpc${LPC_FAMILY}.c
+    ${SDK_DIR}/src/chip_${LPC_FAMILY}.c
+    ${SDK_DIR}/src/clock_${LPC_FAMILY}.c
+    ${SDK_DIR}/src/iocon_${LPC_FAMILY}.c
+    ${SDK_DIR}/src/sysinit_${LPC_FAMILY}.c
+    )
+  target_compile_definitions(${BOARD_TARGET} PUBLIC
+    __USE_LPCOPEN
+    __VTOR_PRESENT=0
+    CORE_M0
+    CORE_M0PLUS
+    CFG_TUSB_MEM_ALIGN=TU_ATTR_ALIGNED\(64\)
+    )
+  target_include_directories(${BOARD_TARGET} PUBLIC
+    ${SDK_DIR}/inc
+    ${CMSIS_DIR}/CMSIS/Core/Include
+    )
+
+  update_board(${BOARD_TARGET})
+
+  if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
+    target_compile_options(${BOARD_TARGET} PUBLIC -nostdlib)
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--script=${LD_FILE_GNU}"
+      --specs=nosys.specs --specs=nano.specs
+      )
+  elseif (CMAKE_C_COMPILER_ID STREQUAL "Clang")
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--script=${LD_FILE_GNU}"
+      )
+  elseif (CMAKE_C_COMPILER_ID STREQUAL "IAR")
+    target_link_options(${BOARD_TARGET} PUBLIC
+      "LINKER:--config=${LD_FILE_IAR}"
+      )
+  endif ()
+endfunction()
+
+
+#------------------------------------
+# Functions
+#------------------------------------
+function(family_configure_example TARGET RTOS)
+  family_configure_common(${TARGET} ${RTOS})
+
+  # Board target
+  add_board_target(board_${BOARD})
+
+  #---------- Port Specific ----------
+  # These files are built for each example since it depends on example's tusb_config.h
+  target_sources(${TARGET} PUBLIC
+    # BSP
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/family.c
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../board.c
+    )
+  target_include_directories(${TARGET} PUBLIC
+    # family, hw, board
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/../../
+    ${CMAKE_CURRENT_FUNCTION_LIST_DIR}/boards/${BOARD}
+    )
+
+  # Add TinyUSB target and port source
+  family_add_tinyusb(${TARGET} OPT_MCU_LPC11UXX ${RTOS})
+  target_sources(${TARGET}-tinyusb PUBLIC
+    ${TOP}/src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c
+    )
+  target_link_libraries(${TARGET}-tinyusb PUBLIC board_${BOARD})
+
+  # Link dependencies
+  target_link_libraries(${TARGET} PUBLIC board_${BOARD} ${TARGET}-tinyusb)
+
+  # Flashing
+  family_flash_jlink(${TARGET})
+  #family_flash_nxplink(${TARGET})
+endfunction()
diff --git a/hw/bsp/lpc11/family.mk b/hw/bsp/lpc11/family.mk
index ce07ff450..09713fd55 100644
--- a/hw/bsp/lpc11/family.mk
+++ b/hw/bsp/lpc11/family.mk
@@ -1,5 +1,3 @@
-DEPS_SUBMODULES += hw/mcu/nxp/lpcopen
-
 MCU_DIR = hw/mcu/nxp/lpcopen/lpc$(MCU)/lpc_chip_$(MCU)
 include $(TOP)/$(BOARD_PATH)/board.mk
 CPU_CORE ?= cortex-m0plus
@@ -34,7 +32,8 @@ SRC_C += \
 endif
 
 INC += \
-	$(TOP)/$(MCU_DIR)/inc
+	$(TOP)/$(BOARD_PATH) \
+	$(TOP)/$(MCU_DIR)/inc \
 
 # For flash-jlink target
 JLINK_DEVICE = LPC11U68
diff --git a/src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c b/src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c
index 022904a3a..6bb440743 100644
--- a/src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c
+++ b/src/portable/nxp/lpc_ip3511/dcd_lpc_ip3511.c
@@ -42,7 +42,17 @@
 
 #if TU_CHECK_MCU(OPT_MCU_LPC11UXX, OPT_MCU_LPC13XX, OPT_MCU_LPC15XX)
   // LPCOpen
+  #ifdef __GNUC__
+  #pragma GCC diagnostic push
+  #pragma GCC diagnostic ignored "-Wunused-parameter"
+  #endif
+
   #include "chip.h"
+
+  #ifdef __GNUC__
+  #pragma GCC diagnostic pop
+  #endif
+
 #else
   // SDK
   #include "fsl_device_registers.h"