added DA14695 DK USB bsp

README.md

@@ -31,6 +31,7 @@ Special thanks to all the people who spent their precious time and effort to hel
 The stack supports the following MCUs:
 
 - **Espressif:** ESP32-S2
+- **Dialog:** DA1469x
 - **MicroChip:** SAMD21, SAMD51, SAME5x (device only)
 - **NordicSemi:** nRF52833, nRF52840
 - **Nuvoton:** NUC120, NUC121/NUC125, NUC126, NUC505

docs/boards.md

@@ -14,6 +14,11 @@ This code base already had supported for a handful of following boards (sorted a
 - [ESP32-S2-Kaluga-1](https://docs.espressif.com/projects/esp-idf/en/latest/esp32s2/hw-reference/esp32s2/user-guide-esp32-s2-kaluga-1-kit.html)
 - [ESP32-S2-Saola-1](https://docs.espressif.com/projects/esp-idf/en/latest/esp32s2/hw-reference/esp32s2/user-guide-saola-1-v1.2.html)
 
+### Dialog DA146xx
+
+- [DA14695 Development Kit – USB](https://www.dialog-semiconductor.com/products/da14695-development-kit-usb)
+- [DA1469x Development Kit – Pro](https://www.dialog-semiconductor.com/products/da14695-development-kit-pro)
+
 ### MicroChip SAMD
 
 - [Adafruit Circuit Playground Express](https://www.adafruit.com/product/3333)

hw/bsp/da14695_dk_usb/board.mk

@@ -0,0 +1,59 @@
+ CFLAGS += \
+  -flto \
+  -mthumb \
+  -mthumb-interwork \
+  -mabi=aapcs \
+  -mcpu=cortex-m33+nodsp \
+  -mfloat-abi=hard \
+  -mfpu=fpv5-sp-d16 \
+  -nostdlib \
+  -DCORE_M33 \
+  -DCFG_TUSB_MCU=OPT_MCU_DA1469X \
+  -DCFG_TUD_ENDPOINT0_SIZE=8\
+
+MCU_FAMILY_DIR = hw/mcu/dialog/da1469x
+
+# All source paths should be relative to the top level.
+LD_FILE = hw/bsp/$(BOARD)/da1469x.ld
+
+SRC_C += \
+	$(MCU_FAMILY_DIR)/src/system_da1469x.c \
+	$(MCU_FAMILY_DIR)/src/da1469x_clock.c \
+	$(MCU_FAMILY_DIR)/src/hal_gpio.c \
+
+SRC_S += $(TOP)/hw/bsp/$(BOARD)/gcc_startup_da1469x.S
+
+INC += \
+	$(TOP)/hw/bsp/$(BOARD) \
+	$(TOP)/$(MCU_FAMILY_DIR)/include \
+	$(TOP)/$(MCU_FAMILY_DIR)/SDK_10.0.8.105/sdk/bsp/include \
+
+# For TinyUSB port source
+VENDOR = dialog
+# While this is for da1469x chip, there is chance that da1468x chip family will also work
+CHIP_FAMILY = da146xx
+
+# For freeRTOS port source
+FREERTOS_PORT = ARM_CM33_NTZ/non_secure
+
+# For flash-jlink target
+JLINK_DEVICE = DA14695
+JLINK_IF = swd
+
+# flash using jlink but with some twists
+flash: flash-dialog
+
+flash-dialog: $(BUILD)/$(BOARD)-firmware.bin
+	@echo '#define SW_VERSION "v_1.0.0.1"' >$(BUILD)/version.h
+	@echo '#define SW_VERSION_DATE "'`date +"%Y-%m-%d %H:%M"`'"' >>$(BUILD)/version.h
+	mkimage da1469x $(BUILD)/$(BOARD)-firmware.bin $(BUILD)/version.h $^.img
+	cp $(TOP)/hw/bsp/$(BOARD)/product_header.dump $(BUILD)/$(BOARD)-image.bin
+	cat $^.img >> $(BUILD)/$(BOARD)-image.bin
+	@echo r > $(BUILD)/$(BOARD).jlink
+	@echo halt >> $(BUILD)/$(BOARD).jlink
+	@echo loadfile $(BUILD)/$(BOARD)-image.bin 0x16000000 >> $(BUILD)/$(BOARD).jlink
+	@echo r >> $(BUILD)/$(BOARD).jlink
+	@echo go >> $(BUILD)/$(BOARD).jlink
+	@echo exit >> $(BUILD)/$(BOARD).jlink
+	$(JLINKEXE) -device $(JLINK_DEVICE) -if $(JLINK_IF) -JTAGConf -1,-1 -speed auto -CommandFile $(BUILD)/$(BOARD).jlink
+

hw/bsp/da14695_dk_usb/da14695_dk_usb.c

@@ -0,0 +1,127 @@
+/* 
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2020 Jerzy Kasenberg
+ *
+ * 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 "bsp/board.h"
+#include <hal/hal_gpio.h>
+#include <mcu/mcu.h>
+
+//--------------------------------------------------------------------+
+// Forward USB interrupt events to TinyUSB IRQ Handler
+//--------------------------------------------------------------------+
+void USB_IRQHandler(void)
+{
+  tud_int_handler(0);
+}
+
+//--------------------------------------------------------------------+
+// MACRO TYPEDEF CONSTANT ENUM
+//--------------------------------------------------------------------+
+
+#define LED_PIN         33 // P1.1
+#define LED_STATE_ON    1
+#define LED_STATE_OFF   (1-LED_STATE_ON)
+
+#define BUTTON_PIN      6
+
+void UnhandledIRQ(void)
+{
+  CRG_TOP->SYS_CTRL_REG = 0x80;
+  __BKPT(1);
+  while(1);
+}
+
+void board_init(void)
+{
+  // LED
+  hal_gpio_init_out(LED_PIN, LED_STATE_ON);
+
+  hal_gpio_init_out(1, 0);
+  hal_gpio_init_out(2, 0);
+  hal_gpio_init_out(3, 0);
+  hal_gpio_init_out(4, 0);
+  hal_gpio_init_out(5, 0);
+
+  // Button
+  hal_gpio_init_in(BUTTON_PIN, HAL_GPIO_PULL_NONE);
+
+  // 1ms tick timer
+  SysTick_Config(SystemCoreClock / 1000);
+
+  NVIC_SetPriority(USB_IRQn, 2);
+
+  /* Setup USB IRQ */
+  NVIC_SetPriority(USB_IRQn, 2);
+  NVIC_EnableIRQ(USB_IRQn);
+
+  /* Use PLL96 / 2 clock not HCLK */
+  CRG_TOP->CLK_CTRL_REG &= ~CRG_TOP_CLK_CTRL_REG_USB_CLK_SRC_Msk;
+
+  mcu_gpio_set_pin_function(14, MCU_GPIO_MODE_INPUT, MCU_GPIO_FUNC_USB);
+  mcu_gpio_set_pin_function(15, MCU_GPIO_MODE_INPUT, MCU_GPIO_FUNC_USB);
+}
+
+//--------------------------------------------------------------------+
+// Board porting API
+//--------------------------------------------------------------------+
+
+void board_led_write(bool state)
+{
+  hal_gpio_write(LED_PIN, state ? LED_STATE_ON : LED_STATE_OFF);
+}
+
+uint32_t board_button_read(void)
+{
+  // button is active LOW
+  return hal_gpio_read(BUTTON_PIN) ^ 1;
+}
+
+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

hw/bsp/da14695_dk_usb/da1469x.ld

@@ -0,0 +1,245 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+MEMORY
+{
+    /*
+     * Flash is remapped at 0x0 by 1st stage bootloader, but this is done with
+     * an offset derived from image header thus it is safer to use remapped
+     * address space at 0x0 instead of QSPI_M address space at 0x16000000.
+     * Bootloader partition is 32K, but 9K is currently reserved for product
+     * header (8K) and image header (1K).
+     * First 512 bytes of SYSRAM are remapped at 0x0 and used as ISR vector
+     * (there's no need to reallocate ISR vector) and thus cannot be used by
+     * application.
+     */
+
+    FLASH (r)  : ORIGIN = (0x00000000), LENGTH = (1024 * 1024)
+    RAM (rw)   : ORIGIN = (0x20000000), LENGTH = (512 * 1024)
+}
+
+OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
+
+/* Linker script to place sections and symbol values. Should be used together
+ * with other linker script that defines memory regions FLASH and RAM.
+ * It references following symbols, which must be defined in code:
+ *   Reset_Handler : Entry of reset handler
+ *
+ * It defines following symbols, which code can use without definition:
+ *   __exidx_start
+ *   __exidx_end
+ *   __etext
+ *   __data_start__
+ *   __preinit_array_start
+ *   __preinit_array_end
+ *   __init_array_start
+ *   __init_array_end
+ *   __fini_array_start
+ *   __fini_array_end
+ *   __data_end__
+ *   __bss_start__
+ *   __bss_end__
+ *   __HeapBase
+ *   __HeapLimit
+ *   __StackLimit
+ *   __StackTop
+ *   __stack
+ *   __bssnz_start__
+ *   __bssnz_end__
+ */
+ENTRY(Reset_Handler)
+
+SECTIONS
+{
+    __text = .;
+
+    .text :
+    {
+        __isr_vector_start = .;
+        KEEP(*(.isr_vector))
+        /* ISR vector shall have exactly 512 bytes */
+        . = __isr_vector_start + 0x200;
+        __isr_vector_end = .;
+
+        *(.text)
+        *(.text.*)
+
+        *(.libcmac.rom)
+
+        KEEP(*(.init))
+        KEEP(*(.fini))
+
+        /* .ctors */
+        *crtbegin.o(.ctors)
+        *crtbegin?.o(.ctors)
+        *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
+        *(SORT(.ctors.*))
+        *(.ctors)
+
+        /* .dtors */
+        *crtbegin.o(.dtors)
+        *crtbegin?.o(.dtors)
+        *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
+        *(SORT(.dtors.*))
+        *(.dtors)
+
+        *(.rodata*)
+
+        *(.eh_frame*)
+        . = ALIGN(4);
+    } > FLASH
+
+    .ARM.extab :
+    {
+        *(.ARM.extab* .gnu.linkonce.armextab.*)
+        . = ALIGN(4);
+    } > FLASH
+
+    __exidx_start = .;
+    .ARM :
+    {
+        *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+        . = ALIGN(4);
+    } > FLASH
+    __exidx_end = .;
+
+    .intvect :
+    {
+        . = ALIGN(4);
+        __intvect_start__ = .;
+        . = . + (__isr_vector_end - __isr_vector_start);
+        . = ALIGN(4);
+    } > RAM
+
+    .sleep_state (NOLOAD) :
+    {
+        . = ALIGN(4);
+        *(sleep_state)
+    } > RAM
+
+    /* This section will be zeroed by RTT package init */
+    .rtt (NOLOAD):
+    {
+        . = ALIGN(4);
+        *(.rtt)
+        . = ALIGN(4);
+    } > RAM
+
+    __text_ram_addr = LOADADDR(.text_ram);
+
+    .text_ram :
+    {
+        . = ALIGN(4);
+        __text_ram_start__ = .;
+        *(.text_ram*)
+        . = ALIGN(4);
+        __text_ram_end__ = .;
+    } > RAM AT > FLASH
+
+    __etext = LOADADDR(.data);
+
+    .data :
+    {
+        __data_start__ = .;
+        *(vtable)
+        *(.data*)
+
+        . = ALIGN(4);
+        /* preinit data */
+        PROVIDE_HIDDEN (__preinit_array_start = .);
+        *(.preinit_array)
+        PROVIDE_HIDDEN (__preinit_array_end = .);
+
+        . = ALIGN(4);
+        /* init data */
+        PROVIDE_HIDDEN (__init_array_start = .);
+        *(SORT(.init_array.*))
+        *(.init_array)
+        PROVIDE_HIDDEN (__init_array_end = .);
+
+
+        . = ALIGN(4);
+        /* finit data */
+        PROVIDE_HIDDEN (__fini_array_start = .);
+        *(SORT(.fini_array.*))
+        *(.fini_array)
+        PROVIDE_HIDDEN (__fini_array_end = .);
+
+        *(.jcr)
+        . = ALIGN(4);
+        /* All data end */
+        __data_end__ = .;
+    } > RAM AT > FLASH
+
+    .bssnz :
+    {
+        . = ALIGN(4);
+        __bssnz_start__ = .;
+        *(.bss.core.nz*)
+        . = ALIGN(4);
+        __bssnz_end__ = .;
+    } > RAM
+
+    .bss :
+    {
+        . = ALIGN(4);
+        __bss_start__ = .;
+        *(.bss*)
+        *(COMMON)
+        . = ALIGN(4);
+        __bss_end__ = .;
+    } > RAM
+
+    .cmac (NOLOAD) :
+    {
+        . = ALIGN(0x400);
+        *(.libcmac.ram)
+    } > RAM
+
+    /* Heap starts after BSS */
+    . = ALIGN(8);
+    __HeapBase = .;
+
+    /* .stack_dummy section doesn't contains any symbols. It is only
+     * used for linker to calculate size of stack sections, and assign
+     * values to stack symbols later */
+    .stack_dummy (COPY):
+    {
+        *(.stack*)
+    } > RAM
+
+    _ram_start = ORIGIN(RAM);
+
+    /* Set stack top to end of RAM, and stack limit move down by
+     * size of stack_dummy section */
+    __StackTop = ORIGIN(RAM) + LENGTH(RAM);
+    __StackLimit = __StackTop - SIZEOF(.stack_dummy);
+    PROVIDE(__stack = __StackTop);
+
+    /* Top of head is the bottom of the stack */
+    __HeapLimit = __StackLimit;
+    end = __HeapLimit;
+
+    /* Check if data + heap + stack exceeds RAM limit */
+    ASSERT(__HeapBase <= __HeapLimit, "region RAM overflowed with stack")
+
+    /* Check that intvect is at the beginning of RAM */
+    ASSERT(__intvect_start__ == ORIGIN(RAM), "intvect is not at beginning of RAM")
+}
+

hw/bsp/da14695_dk_usb/gcc_startup_da1469x.S

@@ -0,0 +1,301 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+ #include "syscfg/syscfg.h"
+
+    .syntax unified
+    .arch   armv7-m
+
+    .section .stack
+    .align  3
+#ifdef __STACK_SIZE
+    .equ    Stack_Size, __STACK_SIZE
+#else
+    .equ    Stack_Size, 0xC00
+#endif
+    .equ    SYS_CTRL_REG,       0x50000024
+    .equ    CACHE_FLASH_REG,    0x100C0040
+    .equ    RESET_STAT_REG,     0x500000BC
+
+    .globl  __StackTop
+    .globl  __StackLimit
+__StackLimit:
+    .space  Stack_Size
+    .size   __StackLimit, . - __StackLimit
+__StackTop:
+    .size   __StackTop, . - __StackTop
+
+    .section .heap
+    .align  3
+#ifdef __HEAP_SIZE
+    .equ    Heap_Size, __HEAP_SIZE
+#else
+    .equ    Heap_Size, 0
+#endif
+    .globl  __HeapBase
+    .globl  __HeapLimit
+__HeapBase:
+    .if     Heap_Size
+    .space  Heap_Size
+    .endif
+    .size   __HeapBase, . - __HeapBase
+__HeapLimit:
+    .size   __HeapLimit, . - __HeapLimit
+
+    .section .isr_vector
+    .align 2
+    .globl  __isr_vector
+__isr_vector:
+    .long   __StackTop
+    .long   Reset_Handler
+    /* Cortex-M33 interrupts */
+    .long   NMI_Handler
+    .long   HardFault_Handler
+    .long   MemoryManagement_Handler
+    .long   BusFault_Handler
+    .long   UsageFault_Handler
+    .long   SecureFault_Handler
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .long   SVC_Handler
+    .long   DebugMonitor_Handler
+    .long   0                       /* Reserved */
+    .long   PendSV_Handler
+    .long   SysTick_Handler
+    /* DA1469x interrupts */
+    .long   SENSOR_NODE_IRQHandler
+    .long   DMA_IRQHandler
+    .long   CHARGER_STATE_IRQHandler
+    .long   CHARGER_ERROR_IRQHandler
+    .long   CMAC2SYS_IRQHandler
+    .long   UART_IRQHandler
+    .long   UART2_IRQHandler
+    .long   UART3_IRQHandler
+    .long   I2C_IRQHandler
+    .long   I2C2_IRQHandler
+    .long   SPI_IRQHandler
+    .long   SPI2_IRQHandler
+    .long   PCM_IRQHandler
+    .long   SRC_IN_IRQHandler
+    .long   SRC_OUT_IRQHandler
+    .long   USB_IRQHandler
+    .long   TIMER_IRQHandler
+    .long   TIMER2_IRQHandler
+    .long   RTC_IRQHandler
+    .long   KEY_WKUP_GPIO_IRQHandler
+    .long   PDC_IRQHandler
+    .long   VBUS_IRQHandler
+    .long   MRM_IRQHandler
+    .long   MOTOR_CONTROLLER_IRQHandler
+    .long   TRNG_IRQHandler
+    .long   DCDC_IRQHandler
+    .long   XTAL32M_RDY_IRQHandler
+    .long   ADC_IRQHandler
+    .long   ADC2_IRQHandler
+    .long   CRYPTO_IRQHandler
+    .long   CAPTIMER1_IRQHandler
+    .long   RFDIAG_IRQHandler
+    .long   LCD_CONTROLLER_IRQHandler
+    .long   PLL_LOCK_IRQHandler
+    .long   TIMER3_IRQHandler
+    .long   TIMER4_IRQHandler
+    .long   LRA_IRQHandler
+    .long   RTC_EVENT_IRQHandler
+    .long   GPIO_P0_IRQHandler
+    .long   GPIO_P1_IRQHandler
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .long   0                       /* Reserved */
+    .size   __isr_vector, . - __isr_vector
+
+    .text
+    .thumb
+    .thumb_func
+    .align 2
+    .globl Reset_Handler
+    .type  Reset_Handler, %function
+Reset_Handler:
+ /* Make sure interrupt vector is remapped at 0x0 */
+    ldr     r1, =SYS_CTRL_REG
+    ldrh    r2, [r1, #0]
+    orrs    r2, r2, #8
+    strh    r2, [r1, #0]
+
+#if !MYNEWT_VAL(RAM_RESIDENT)
+/*
+ * Flash is remapped at 0x0 with an offset, i.e. 0x0 does not correspond to
+ * 0x16000000 but to start of an image on flash. This is calculated from product
+ * header by 1st state bootloader and configured in CACHE_FLASH_REG. We need to
+ * retrieve proper offset value for calculations later.
+ */
+    ldr     r1, =CACHE_FLASH_REG
+    ldr     r4, [r1, #0]
+    mov     r2, r4
+    mov     r3, #0xFFFF
+    bic     r4, r4, r3      /* CACHE_FLASH_REG[FLASH_REGION_BASE] */
+    mov     r3, #0xFFF0
+    and     r2, r2, r3      /* CACHE_FLASH_REG[FLASH_REGION_OFFSET] */
+    lsr     r2, r2, #2
+    orr     r4, r4, r2
+
+/* Copy ISR vector from flash to RAM */
+    ldr     r1, =__isr_vector_start     /* src ptr */
+    ldr     r2, =__isr_vector_end       /* src end */
+    ldr     r3, =__intvect_start__      /* dst ptr */
+/* Make sure we copy from QSPIC address range, not from remapped range */
+    cmp     r1, r4
+    itt     lt
+    addlt   r1, r1, r4
+    addlt   r2, r2, r4
+.loop_isr_copy:
+    cmp     r1, r2
+    ittt    lt
+    ldrlt   r0, [r1], #4
+    strlt   r0, [r3], #4
+    blt     .loop_isr_copy
+
+/* Copy QSPI code from flash to RAM */
+    ldr     r1, =__text_ram_addr        /* src ptr */
+    ldr     r2, =__text_ram_start__     /* ptr */
+    ldr     r3, =__text_ram_end__       /* dst end */
+.loop_code_text_ram_copy:
+    cmp     r2, r3
+    ittt    lt
+    ldrlt   r0, [r1], #4
+    strlt   r0, [r2], #4
+    blt     .loop_code_text_ram_copy
+
+/* Copy data from flash to RAM */
+    ldr     r1, =__etext                /* src ptr */
+    ldr     r2, =__data_start__         /* dst ptr */
+    ldr     r3, =__data_end__           /* dst end */
+.loop_data_copy:
+    cmp     r2, r3
+    ittt    lt
+    ldrlt   r0, [r1], #4
+    strlt   r0, [r2], #4
+    blt     .loop_data_copy
+#endif
+
+/* Clear BSS */
+    movs    r0, 0
+    ldr     r1, =__bss_start__
+    ldr     r2, =__bss_end__
+.loop_bss_clear:
+    cmp     r1, r2
+    itt     lt
+    strlt   r0, [r1], #4
+    blt     .loop_bss_clear
+
+    ldr     r0, =__HeapBase
+    ldr     r1, =__HeapLimit
+/* Call static constructors */
+    bl __libc_init_array
+
+    bl      SystemInit
+    bl      main
+
+    .pool
+    .size   Reset_Handler, . - Reset_Handler
+
+/* Default interrupt handler */
+    .type   Default_Handler, %function
+Default_Handler:
+    ldr     r1, =SYS_CTRL_REG
+    ldrh    r2, [r1, #0]
+    orrs    r2, r2, #0x80   /* DEBUGGER_ENABLE */
+    strh    r2, [r1, #0]
+    b       .
+
+    .size   Default_Handler, . - Default_Handler
+
+/* Default handlers for all interrupts */
+    .macro  IRQ handler
+    .weak   \handler
+    .set    \handler, Default_Handler
+    .endm
+
+    /* Cortex-M33 interrupts */
+    IRQ  NMI_Handler
+    IRQ  HardFault_Handler
+    IRQ  MemoryManagement_Handler
+    IRQ  BusFault_Handler
+    IRQ  UsageFault_Handler
+    IRQ  SecureFault_Handler
+    IRQ  SVC_Handler
+    IRQ  DebugMonitor_Handler
+    IRQ  PendSV_Handler
+    IRQ  SysTick_Handler
+    /* DA1469x interrupts */
+    IRQ  SENSOR_NODE_IRQHandler
+    IRQ  DMA_IRQHandler
+    IRQ  CHARGER_STATE_IRQHandler
+    IRQ  CHARGER_ERROR_IRQHandler
+    IRQ  CMAC2SYS_IRQHandler
+    IRQ  UART_IRQHandler
+    IRQ  UART2_IRQHandler
+    IRQ  UART3_IRQHandler
+    IRQ  I2C_IRQHandler
+    IRQ  I2C2_IRQHandler
+    IRQ  SPI_IRQHandler
+    IRQ  SPI2_IRQHandler
+    IRQ  PCM_IRQHandler
+    IRQ  SRC_IN_IRQHandler
+    IRQ  SRC_OUT_IRQHandler
+    IRQ  USB_IRQHandler
+    IRQ  TIMER_IRQHandler
+    IRQ  TIMER2_IRQHandler
+    IRQ  RTC_IRQHandler
+    IRQ  KEY_WKUP_GPIO_IRQHandler
+    IRQ  PDC_IRQHandler
+    IRQ  VBUS_IRQHandler
+    IRQ  MRM_IRQHandler
+    IRQ  MOTOR_CONTROLLER_IRQHandler
+    IRQ  TRNG_IRQHandler
+    IRQ  DCDC_IRQHandler
+    IRQ  XTAL32M_RDY_IRQHandler
+    IRQ  ADC_IRQHandler
+    IRQ  ADC2_IRQHandler
+    IRQ  CRYPTO_IRQHandler
+    IRQ  CAPTIMER1_IRQHandler
+    IRQ  RFDIAG_IRQHandler
+    IRQ  LCD_CONTROLLER_IRQHandler
+    IRQ  PLL_LOCK_IRQHandler
+    IRQ  TIMER3_IRQHandler
+    IRQ  TIMER4_IRQHandler
+    IRQ  LRA_IRQHandler
+    IRQ  RTC_EVENT_IRQHandler
+    IRQ  GPIO_P0_IRQHandler
+    IRQ  GPIO_P1_IRQHandler
+    IRQ  RESERVED40_IRQHandler
+    IRQ  RESERVED41_IRQHandler
+    IRQ  RESERVED42_IRQHandler
+    IRQ  RESERVED43_IRQHandler
+    IRQ  RESERVED44_IRQHandler
+    IRQ  RESERVED45_IRQHandler
+    IRQ  RESERVED46_IRQHandler
+    IRQ  RESERVED47_IRQHandler
+
+.end

hw/bsp/da14695_dk_usb/syscfg/syscfg.h

@@ -0,0 +1,34 @@
+/**
+ * This file was generated by Apache newt version: 1.9.0-dev
+ */
+
+#ifndef H_MYNEWT_SYSCFG_
+#define H_MYNEWT_SYSCFG_
+
+/**
+ * This macro exists to ensure code includes this header when needed.  If code
+ * checks the existence of a setting directly via ifdef without including this
+ * header, the setting macro will silently evaluate to 0.  In contrast, an
+ * attempt to use these macros without including this header will result in a
+ * compiler error.
+ */
+#define MYNEWT_VAL(_name)                       MYNEWT_VAL_ ## _name
+#define MYNEWT_VAL_CHOICE(_name, _val)          MYNEWT_VAL_ ## _name ## __ ## _val
+
+#ifndef MYNEWT_VAL_RAM_RESIDENT
+#define MYNEWT_VAL_RAM_RESIDENT (0)
+#endif
+
+#ifndef MYNEWT_VAL_MCU_GPIO_MAX_IRQ
+#define MYNEWT_VAL_MCU_GPIO_MAX_IRQ (4)
+#endif
+
+#ifndef MYNEWT_VAL_MCU_GPIO_RETAINABLE_NUM
+#define MYNEWT_VAL_MCU_GPIO_RETAINABLE_NUM (-1)
+#endif
+
+#ifndef MYNEWT_VAL_MCU_CLOCK_XTAL32M_SETTLE_TIME_US
+#define MYNEWT_VAL_MCU_CLOCK_XTAL32M_SETTLE_TIME_US (2000)
+#endif
+
+#endif

hw/bsp/da1469x_dk_pro/board.mk

@@ -11,11 +11,7 @@
   -DCFG_TUSB_MCU=OPT_MCU_DA1469X \
   -DCFG_TUD_ENDPOINT0_SIZE=8\
 
-# mcu driver cause following warnings
-# CFLAGS += -Wno-error=strict-prototypes -Wno-error=unused-parameter
-
 MCU_FAMILY_DIR = hw/mcu/dialog/da1469x
-MCU_DIR = hw/mcu/dialog/da14699
 
 # All source paths should be relative to the top level.
 LD_FILE = hw/bsp/$(BOARD)/da1469x.ld
@@ -28,8 +24,7 @@ SRC_C += \
 SRC_S += $(TOP)/hw/bsp/$(BOARD)/gcc_startup_da1469x.S
 
 INC += \
-    $(TOP)/hw/bsp/$(BOARD) \
-	$(TOP)/$(MCU_DIR)/include \
+	$(TOP)/hw/bsp/$(BOARD) \
 	$(TOP)/$(MCU_FAMILY_DIR)/include \
 	$(TOP)/$(MCU_FAMILY_DIR)/SDK_10.0.8.105/sdk/bsp/include \