added mbed lpc1768 board
This commit is contained in:
hathach
44
hw/bsp/mbed1768/board.mk
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44
hw/bsp/mbed1768/board.mk
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@@ -0,0 +1,44 @@
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CFLAGS += \
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-mthumb \
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-mabi=aapcs \
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-mcpu=cortex-m3 \
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-nostdlib \
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-DCORE_M3 \
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-D__USE_LPCOPEN \
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-DCFG_TUSB_MCU=OPT_MCU_LPC175X_6X \
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-DRTC_EV_SUPPORT=0
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# All source paths should be relative to the top level.
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LD_FILE = hw/bsp/mbed1768/lpc1768.ld
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MCU_DIR = hw/mcu/nxp/lpc_driver/lpc175x_6x
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# TODO remove later
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SRC_C += src/portable/$(VENDOR)/$(CHIP_FAMILY)/hal_$(CHIP_FAMILY).c
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SRC_C += \
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$(MCU_DIR)/cr_startup_lpc175x_6x.c \
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$(MCU_DIR)/lpc_chip_175x_6x/src/chip_17xx_40xx.c \
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$(MCU_DIR)/lpc_chip_175x_6x/src/clock_17xx_40xx.c \
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$(MCU_DIR)/lpc_chip_175x_6x/src/gpio_17xx_40xx.c \
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$(MCU_DIR)/lpc_chip_175x_6x/src/iocon_17xx_40xx.c \
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$(MCU_DIR)/lpc_chip_175x_6x/src/sysctl_17xx_40xx.c \
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$(MCU_DIR)/lpc_chip_175x_6x/src/sysinit_17xx_40xx.c \
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$(MCU_DIR)/lpc_chip_175x_6x/src/uart_17xx_40xx.c
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INC += \
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$(TOP)/$(MCU_DIR)/lpc_chip_175x_6x/inc
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# For TinyUSB port source
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VENDOR = nxp
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CHIP_FAMILY = lpc17_40
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# For freeRTOS port source
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FREERTOS_PORT = ARM_CM3
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# For flash-jlink target
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JLINK_DEVICE = LPC1768
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JLINK_IF = swd
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# flash using jlink
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flash: flash-jlink
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184
hw/bsp/mbed1768/lpc1768.ld
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184
hw/bsp/mbed1768/lpc1768.ld
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@@ -0,0 +1,184 @@
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/*
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* GENERATED FILE - DO NOT EDIT
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* (c) Code Red Technologies Ltd, 2008-2013
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* (c) NXP Semiconductors 2013-2019
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* Generated linker script file for LPC1769
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* Created from linkscript.ldt by FMCreateLinkLibraries
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* Using Freemarker v2.3.23
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* MCUXpresso IDE v10.2.1 [Build 795] [2018-07-25] on May 14, 2019 6:39:29 PM
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*/
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MEMORY
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{
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/* Define each memory region */
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MFlash512 (rx) : ORIGIN = 0x0, LENGTH = 0x80000 /* 512K bytes (alias Flash) */
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RamLoc32 (rwx) : ORIGIN = 0x10000000, LENGTH = 0x8000 /* 32K bytes (alias RAM) */
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RamAHB32 (rwx) : ORIGIN = 0x2007c000, LENGTH = 0x8000 /* 32K bytes (alias RAM2) */
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}
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/* Define a symbol for the top of each memory region */
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__base_MFlash512 = 0x0 ; /* MFlash512 */
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__base_Flash = 0x0 ; /* Flash */
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__top_MFlash512 = 0x0 + 0x80000 ; /* 512K bytes */
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__top_Flash = 0x0 + 0x80000 ; /* 512K bytes */
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__base_RamLoc32 = 0x10000000 ; /* RamLoc32 */
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__base_RAM = 0x10000000 ; /* RAM */
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__top_RamLoc32 = 0x10000000 + 0x8000 ; /* 32K bytes */
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__top_RAM = 0x10000000 + 0x8000 ; /* 32K bytes */
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__base_RamAHB32 = 0x2007c000 ; /* RamAHB32 */
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__base_RAM2 = 0x2007c000 ; /* RAM2 */
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__top_RamAHB32 = 0x2007c000 + 0x8000 ; /* 32K bytes */
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__top_RAM2 = 0x2007c000 + 0x8000 ; /* 32K bytes */
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ENTRY(ResetISR)
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SECTIONS
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{
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/* MAIN TEXT SECTION */
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.text : ALIGN(4)
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{
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FILL(0xff)
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__vectors_start__ = ABSOLUTE(.) ;
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KEEP(*(.isr_vector))
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/* Global Section Table */
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. = ALIGN(4) ;
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__section_table_start = .;
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__data_section_table = .;
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LONG(LOADADDR(.data));
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LONG( ADDR(.data));
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LONG( SIZEOF(.data));
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LONG(LOADADDR(.data_RAM2));
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LONG( ADDR(.data_RAM2));
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LONG( SIZEOF(.data_RAM2));
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__data_section_table_end = .;
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__bss_section_table = .;
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LONG( ADDR(.bss));
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LONG( SIZEOF(.bss));
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LONG( ADDR(.bss_RAM2));
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LONG( SIZEOF(.bss_RAM2));
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__bss_section_table_end = .;
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__section_table_end = . ;
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/* End of Global Section Table */
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*(.after_vectors*)
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} > MFlash512
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.text : ALIGN(4)
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{
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*(.text*)
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*(.rodata .rodata.* .constdata .constdata.*)
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. = ALIGN(4);
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} > MFlash512
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/*
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* for exception handling/unwind - some Newlib functions (in common
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* with C++ and STDC++) use this.
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*/
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.ARM.extab : ALIGN(4)
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{
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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} > MFlash512
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__exidx_start = .;
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.ARM.exidx : ALIGN(4)
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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} > MFlash512
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__exidx_end = .;
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_etext = .;
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/* DATA section for RamAHB32 */
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.data_RAM2 : ALIGN(4)
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{
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FILL(0xff)
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PROVIDE(__start_data_RAM2 = .) ;
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*(.ramfunc.$RAM2)
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*(.ramfunc.$RamAHB32)
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*(.data.$RAM2*)
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*(.data.$RamAHB32*)
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. = ALIGN(4) ;
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PROVIDE(__end_data_RAM2 = .) ;
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} > RamAHB32 AT>MFlash512
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/* MAIN DATA SECTION */
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.uninit_RESERVED : ALIGN(4)
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{
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KEEP(*(.bss.$RESERVED*))
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. = ALIGN(4) ;
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_end_uninit_RESERVED = .;
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} > RamLoc32
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/* Main DATA section (RamLoc32) */
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.data : ALIGN(4)
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{
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FILL(0xff)
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_data = . ;
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*(vtable)
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*(.ramfunc*)
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*(.data*)
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. = ALIGN(4) ;
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_edata = . ;
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} > RamLoc32 AT>MFlash512
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/* BSS section for RamAHB32 */
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.bss_RAM2 : ALIGN(4)
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{
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PROVIDE(__start_bss_RAM2 = .) ;
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*(.bss.$RAM2*)
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*(.bss.$RamAHB32*)
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. = ALIGN (. != 0 ? 4 : 1) ; /* avoid empty segment */
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PROVIDE(__end_bss_RAM2 = .) ;
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} > RamAHB32
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/* MAIN BSS SECTION */
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.bss : ALIGN(4)
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{
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_bss = .;
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*(.bss*)
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*(COMMON)
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. = ALIGN(4) ;
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_ebss = .;
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PROVIDE(end = .);
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} > RamLoc32
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/* NOINIT section for RamAHB32 */
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.noinit_RAM2 (NOLOAD) : ALIGN(4)
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{
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*(.noinit.$RAM2*)
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*(.noinit.$RamAHB32*)
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. = ALIGN(4) ;
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} > RamAHB32
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/* DEFAULT NOINIT SECTION */
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.noinit (NOLOAD): ALIGN(4)
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{
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_noinit = .;
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*(.noinit*)
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. = ALIGN(4) ;
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_end_noinit = .;
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} > RamLoc32
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PROVIDE(_pvHeapStart = DEFINED(__user_heap_base) ? __user_heap_base : .);
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PROVIDE(_vStackTop = DEFINED(__user_stack_top) ? __user_stack_top : __top_RamLoc32 - 0);
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/* ## Create checksum value (used in startup) ## */
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PROVIDE(__valid_user_code_checksum = 0 -
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(_vStackTop
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+ (ResetISR + 1)
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+ (NMI_Handler + 1)
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+ (HardFault_Handler + 1)
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+ (( DEFINED(MemManage_Handler) ? MemManage_Handler : 0 ) + 1) /* MemManage_Handler may not be defined */
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+ (( DEFINED(BusFault_Handler) ? BusFault_Handler : 0 ) + 1) /* BusFault_Handler may not be defined */
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+ (( DEFINED(UsageFault_Handler) ? UsageFault_Handler : 0 ) + 1) /* UsageFault_Handler may not be defined */
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) );
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/* Provide basic symbols giving location and size of main text
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* block, including initial values of RW data sections. Note that
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* these will need extending to give a complete picture with
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* complex images (e.g multiple Flash banks).
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*/
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_image_start = LOADADDR(.text);
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_image_end = LOADADDR(.data) + SIZEOF(.data);
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_image_size = _image_end - _image_start;
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}
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179
hw/bsp/mbed1768/mbed1768.c
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179
hw/bsp/mbed1768/mbed1768.c
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@@ -0,0 +1,179 @@
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* This file is part of the TinyUSB stack.
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*/
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#include "chip.h"
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#include "../board.h"
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#define LED_PORT 1
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#define LED_PIN 18
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#define LED_STATE_ON 1
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// JOYSTICK_DOWN if using LPCXpresso Base Board
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#define BUTTON_PORT 0
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#define BUTTON_PIN 15
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#define BUTTON_STATE_ACTIVE 0
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#define BOARD_UART_PORT LPC_UART3
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/* System oscillator rate and RTC oscillator rate */
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const uint32_t OscRateIn = 10000000;
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const uint32_t RTCOscRateIn = 32768;
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/* Pin muxing configuration */
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static const PINMUX_GRP_T pinmuxing[] =
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{
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{LED_PORT, LED_PIN, IOCON_MODE_INACT | IOCON_FUNC0},
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{BUTTON_PORT, BUTTON_PIN, IOCON_FUNC0 | IOCON_MODE_PULLUP},
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};
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static const PINMUX_GRP_T pin_usb_mux[] =
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{
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{0, 29, IOCON_MODE_INACT | IOCON_FUNC1}, // D+
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{0, 30, IOCON_MODE_INACT | IOCON_FUNC1}, // D-
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{2, 9, IOCON_MODE_INACT | IOCON_FUNC1}, // Connect
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{1, 19, IOCON_MODE_INACT | IOCON_FUNC2}, // USB_PPWR
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{1, 22, IOCON_MODE_INACT | IOCON_FUNC2}, // USB_PWRD
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/* VBUS is not connected on this board, so leave the pin at default setting. */
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/*Chip_IOCON_PinMux(LPC_IOCON, 1, 30, IOCON_MODE_INACT, IOCON_FUNC2);*/ /* USB VBUS */
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};
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// Invoked by startup code
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void SystemInit(void)
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{
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Chip_IOCON_Init(LPC_IOCON);
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Chip_IOCON_SetPinMuxing(LPC_IOCON, pinmuxing, sizeof(pinmuxing) / sizeof(PINMUX_GRP_T));
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Chip_SetupXtalClocking();
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}
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void board_init(void)
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{
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SystemCoreClockUpdate();
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#if CFG_TUSB_OS == OPT_OS_NONE
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// 1ms tick timer
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SysTick_Config(SystemCoreClock / 1000);
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#elif CFG_TUSB_OS == OPT_OS_FREERTOS
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// If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher )
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NVIC_SetPriority(USB_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
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#endif
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Chip_GPIO_Init(LPC_GPIO);
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// LED
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Chip_GPIO_SetPinDIROutput(LPC_GPIO, LED_PORT, LED_PIN);
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// Button
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Chip_GPIO_SetPinDIRInput(LPC_GPIO, BUTTON_PORT, BUTTON_PIN);
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#if 0
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//------------- UART -------------//
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PINSEL_CFG_Type PinCfg =
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{
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.Portnum = 0,
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.Pinnum = 0, // TXD is P0.0
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.Funcnum = 2,
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.OpenDrain = 0,
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.Pinmode = 0
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};
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PINSEL_ConfigPin(&PinCfg);
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PinCfg.Portnum = 0;
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PinCfg.Pinnum = 1; // RXD is P0.1
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PINSEL_ConfigPin(&PinCfg);
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UART_CFG_Type UARTConfigStruct;
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UART_ConfigStructInit(&UARTConfigStruct);
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UARTConfigStruct.Baud_rate = CFG_UART_BAUDRATE;
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UART_Init(BOARD_UART_PORT, &UARTConfigStruct);
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UART_TxCmd(BOARD_UART_PORT, ENABLE); // Enable UART Transmit
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#endif
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//------------- USB -------------//
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Chip_IOCON_SetPinMuxing(LPC_IOCON, pin_usb_mux, sizeof(pin_usb_mux) / sizeof(PINMUX_GRP_T));
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Chip_USB_Init();
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enum {
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USBCLK_DEVCIE = 0x12, // AHB + Device
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USBCLK_HOST = 0x19, // AHB + Host + OTG
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// 0x1B // Host + Device + OTG + AHB
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};
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uint32_t const clk_en = TUSB_OPT_DEVICE_ENABLED ? USBCLK_DEVCIE : USBCLK_HOST;
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LPC_USB->OTGClkCtrl = clk_en;
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while ( (LPC_USB->OTGClkSt & clk_en) != clk_en );
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#if TUSB_OPT_HOST_ENABLED
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// set portfunc to host !!!
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LPC_USB->StCtrl = 0x3; // should be 1
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#endif
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}
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//--------------------------------------------------------------------+
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// Board porting API
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//--------------------------------------------------------------------+
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void board_led_write(bool state)
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{
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Chip_GPIO_SetPinState(LPC_GPIO, LED_PORT, LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
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}
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uint32_t board_button_read(void)
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{
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return BUTTON_STATE_ACTIVE == Chip_GPIO_GetPinState(LPC_GPIO, BUTTON_PORT, BUTTON_PIN);
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}
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int board_uart_read(uint8_t* buf, int len)
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{
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// return UART_ReceiveByte(BOARD_UART_PORT);
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(void) buf;
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(void) len;
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return 0;
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}
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int board_uart_write(void const * buf, int len)
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{
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// UART_Send(BOARD_UART_PORT, &c, 1, BLOCKING);
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(void) buf;
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(void) len;
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return 0;
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}
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#if CFG_TUSB_OS == OPT_OS_NONE
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volatile uint32_t system_ticks = 0;
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void SysTick_Handler (void)
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{
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system_ticks++;
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}
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uint32_t board_millis(void)
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{
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return system_ticks;
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}
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#endif
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