diff options
Diffstat (limited to 'tinyusb/hw/bsp/spresense')
| -rwxr-xr-x | tinyusb/hw/bsp/spresense/board.mk | 73 | ||||
| -rwxr-xr-x | tinyusb/hw/bsp/spresense/board_spresense.c | 105 |
2 files changed, 178 insertions, 0 deletions
diff --git a/tinyusb/hw/bsp/spresense/board.mk b/tinyusb/hw/bsp/spresense/board.mk new file mode 100755 index 00000000..a46c42bd --- /dev/null +++ b/tinyusb/hw/bsp/spresense/board.mk @@ -0,0 +1,73 @@ +DEPS_SUBMODULES += hw/mcu/sony/cxd56/spresense-exported-sdk + +# Platforms are: Linux, Darwin, MSYS, CYGWIN +PLATFORM := $(firstword $(subst _, ,$(shell uname -s 2>/dev/null))) + +ifeq ($(PLATFORM),Darwin) + # macOS + MKSPK = $(TOP)/hw/mcu/sony/cxd56/mkspk/mkspk +else ifeq ($(PLATFORM),Linux) + # Linux + MKSPK = $(TOP)/hw/mcu/sony/cxd56/mkspk/mkspk +else + # Cygwin/MSYS2 + MKSPK = $(TOP)/hw/mcu/sony/cxd56/mkspk/mkspk.exe +endif + +SERIAL ?= /dev/ttyUSB0 + +CFLAGS += \ + -DCONFIG_HAVE_DOUBLE \ + -Dmain=spresense_main \ + -pipe \ + -std=gnu11 \ + -mcpu=cortex-m4 \ + -mthumb \ + -mfpu=fpv4-sp-d16 \ + -mfloat-abi=hard \ + -mabi=aapcs \ + -fno-builtin \ + -fno-strength-reduce \ + -fomit-frame-pointer \ + -Wno-error=undef \ + -Wno-error=cast-align \ + -Wno-error=unused-parameter \ + -DCFG_TUSB_MCU=OPT_MCU_CXD56 \ + +# lwip/src/core/raw.c:334:43: error: declaration of 'recv' shadows a global declaration +CFLAGS += -Wno-error=shadow + +SPRESENSE_SDK = $(TOP)/hw/mcu/sony/cxd56/spresense-exported-sdk + +SRC_C += src/portable/sony/cxd56/dcd_cxd56.c + +INC += \ + $(SPRESENSE_SDK)/nuttx/include \ + $(SPRESENSE_SDK)/nuttx/arch \ + $(SPRESENSE_SDK)/nuttx/arch/chip \ + $(SPRESENSE_SDK)/nuttx/arch/os \ + $(SPRESENSE_SDK)/sdk/include \ + +LIBS += \ + $(SPRESENSE_SDK)/nuttx/libs/libapps.a \ + $(SPRESENSE_SDK)/nuttx/libs/libnuttx.a \ + +LD_FILE = hw/mcu/sony/cxd56/spresense-exported-sdk/nuttx/scripts/ramconfig.ld + +LDFLAGS += \ + -Xlinker --entry=__start \ + -nostartfiles \ + -nodefaultlibs \ + -Wl,--gc-sections \ + -u spresense_main + +$(MKSPK): $(BUILD)/$(PROJECT).elf + $(MAKE) -C $(TOP)/hw/mcu/sony/cxd56/mkspk + +$(BUILD)/$(PROJECT).spk: $(MKSPK) + @echo CREATE $@ + @$(MKSPK) -c 2 $(BUILD)/$(PROJECT).elf nuttx $@ + +# flash +flash: $(BUILD)/$(PROJECT).spk + @$(TOP)/hw/mcu/sony/cxd56/tools/flash_writer.py -s -c $(SERIAL) -d -b 115200 -n $< diff --git a/tinyusb/hw/bsp/spresense/board_spresense.c b/tinyusb/hw/bsp/spresense/board_spresense.c new file mode 100755 index 00000000..256bccd1 --- /dev/null +++ b/tinyusb/hw/bsp/spresense/board_spresense.c @@ -0,0 +1,105 @@ +/* + * The MIT License (MIT) + * + * Copyright 2019 Sony Semiconductor Solutions Corporation + * + * 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 <sys/boardctl.h> +#include <nuttx/arch.h> +#include <arch/board/board.h> +#include <arch/chip/pin.h> + +#include "bsp/board.h" + +/*------------------------------------------------------------------*/ +/* MACRO TYPEDEF CONSTANT ENUM + *------------------------------------------------------------------*/ +#define LED_PIN PIN_I2S1_BCK + +#define BUTTON_PIN PIN_HIF_IRQ_OUT + +// Initialize on-board peripherals : led, button, uart and USB +void board_init(void) +{ + boardctl(BOARDIOC_INIT, 0); + + board_gpio_write(PIN_I2S1_BCK, -1); + board_gpio_config(PIN_I2S1_BCK, 0, false, true, PIN_FLOAT); + + board_gpio_write(PIN_HIF_IRQ_OUT, -1); + board_gpio_config(PIN_HIF_IRQ_OUT, 0, true, true, PIN_FLOAT); +}; + +//--------------------------------------------------------------------+ +// Board porting API +//--------------------------------------------------------------------+ + +// Turn LED on or off +void board_led_write(bool state) +{ + board_gpio_write(LED_PIN, state); +} + +// Get the current state of button +// a '1' means active (pressed), a '0' means inactive. +uint32_t board_button_read(void) +{ + if (board_gpio_read(BUTTON_PIN)) + { + return 0; + } + + return 1; +} + +// Get characters from UART +int board_uart_read(uint8_t *buf, int len) +{ + int r = read(0, buf, len); + + return r; +} + +// Send characters to UART +int board_uart_write(void const *buf, int len) +{ + int r = write(1, buf, len); + + return r; +} + +// Get current milliseconds +uint32_t board_millis(void) +{ + struct timespec tp; + + /* Wait until RTC is available */ + while (g_rtc_enabled == false); + + if (clock_gettime(CLOCK_MONOTONIC, &tp)) + { + return 0; + } + + return (((uint64_t)tp.tv_sec) * 1000 + tp.tv_nsec / 1000000); +} |