diff options
Diffstat (limited to 'circuitpython/lib/tinyusb/hw/bsp/xmc4000')
4 files changed, 267 insertions, 0 deletions
diff --git a/circuitpython/lib/tinyusb/hw/bsp/xmc4000/boards/xmc4500_relax/board.h b/circuitpython/lib/tinyusb/hw/bsp/xmc4000/boards/xmc4500_relax/board.h new file mode 100644 index 0000000..3e2cb95 --- /dev/null +++ b/circuitpython/lib/tinyusb/hw/bsp/xmc4000/boards/xmc4500_relax/board.h @@ -0,0 +1,88 @@ +/* + * 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 + +#define LED_PIN P1_1 +#define LED_STATE_ON 1 + +#define BUTTON_PIN P1_14 +#define BUTTON_STATE_ACTIVE 0 + +//#define UART_DEV USART6 +//#define UART_CLK_EN __HAL_RCC_USART6_CLK_ENABLE +//#define UART_GPIO_AF GPIO_AF8_USART6 +// +//#define UART_TX_PORT GPIOC +//#define UART_TX_PIN GPIO_PIN_6 +// +//#define UART_RX_PORT GPIOC +//#define UART_RX_PIN GPIO_PIN_7 + +static inline void board_clock_init(void) +{ + /* Clock configuration */ + /* fPLL = 120MHz */ + /* fSYS = 120MHz */ + /* fUSBPLL = 192MHz */ + /* fUSB = 48MHz */ + const XMC_SCU_CLOCK_CONFIG_t clock_config = + { + .syspll_config.p_div = 2, + .syspll_config.n_div = 80, + .syspll_config.k_div = 4, + .syspll_config.mode = XMC_SCU_CLOCK_SYSPLL_MODE_NORMAL, + .syspll_config.clksrc = XMC_SCU_CLOCK_SYSPLLCLKSRC_OSCHP, + .enable_oschp = true, + .calibration_mode = XMC_SCU_CLOCK_FOFI_CALIBRATION_MODE_FACTORY, + .fsys_clksrc = XMC_SCU_CLOCK_SYSCLKSRC_PLL, + .fsys_clkdiv = 1, + .fcpu_clkdiv = 1, + .fccu_clkdiv = 1, + .fperipheral_clkdiv = 1 + }; + + /* Setup settings for USB clock */ + XMC_SCU_CLOCK_Init(&clock_config); + + XMC_SCU_CLOCK_EnableUsbPll(); + XMC_SCU_CLOCK_StartUsbPll(2, 64); + XMC_SCU_CLOCK_SetUsbClockDivider(4); + XMC_SCU_CLOCK_SetUsbClockSource(XMC_SCU_CLOCK_USBCLKSRC_USBPLL); + XMC_SCU_CLOCK_EnableClock(XMC_SCU_CLOCK_USB); +} + + +#ifdef __cplusplus + } +#endif + +#endif /* BOARD_H_ */ diff --git a/circuitpython/lib/tinyusb/hw/bsp/xmc4000/boards/xmc4500_relax/board.mk b/circuitpython/lib/tinyusb/hw/bsp/xmc4000/boards/xmc4500_relax/board.mk new file mode 100644 index 0000000..a2c2c5a --- /dev/null +++ b/circuitpython/lib/tinyusb/hw/bsp/xmc4000/boards/xmc4500_relax/board.mk @@ -0,0 +1,9 @@ +MCU_VARIANT = XMC4500 +CFLAGS += \ + -DXMC4500_F100x1024 \ + +LD_FILE = $(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Source/TOOLCHAIN_GCC_ARM/XMC4500x1024.ld + +JLINK_DEVICE = XMC4500-1024 + +flash: flash-jlink diff --git a/circuitpython/lib/tinyusb/hw/bsp/xmc4000/family.c b/circuitpython/lib/tinyusb/hw/bsp/xmc4000/family.c new file mode 100644 index 0000000..bf66847 --- /dev/null +++ b/circuitpython/lib/tinyusb/hw/bsp/xmc4000/family.c @@ -0,0 +1,130 @@ +/* + * 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. + */ + +#include "xmc_gpio.h" +#include "xmc_scu.h" + +#include "bsp/board.h" +#include "board.h" + + +//--------------------------------------------------------------------+ +// Forward USB interrupt events to TinyUSB IRQ Handler +//--------------------------------------------------------------------+ +void USB0_0_IRQHandler(void) +{ + tud_int_handler(0); +} + +void board_init(void) +{ + board_clock_init(); + SystemCoreClockUpdate(); + + // LED + XMC_GPIO_CONFIG_t led_cfg; + led_cfg.mode = XMC_GPIO_MODE_OUTPUT_PUSH_PULL; + led_cfg.output_level = XMC_GPIO_OUTPUT_LEVEL_HIGH; + led_cfg.output_strength = XMC_GPIO_OUTPUT_STRENGTH_MEDIUM; + XMC_GPIO_Init(LED_PIN, &led_cfg); + + // Button + XMC_GPIO_CONFIG_t button_cfg; + button_cfg.mode = XMC_GPIO_MODE_INPUT_TRISTATE; + XMC_GPIO_Init(BUTTON_PIN, &button_cfg); + +#if CFG_TUSB_OS == OPT_OS_NONE + // 1ms tick timer + SysTick_Config(SystemCoreClock / 1000); + +#elif CFG_TUSB_OS == OPT_OS_FREERTOS + // Explicitly disable systick to prevent its ISR runs before scheduler start + SysTick->CTRL &= ~1U; + + // If freeRTOS is used, IRQ priority is limit by max syscall ( smaller is higher ) + NVIC_SetPriority(USB0_0_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY ); +#endif + + // USB Power Enable + XMC_SCU_RESET_DeassertPeripheralReset(XMC_SCU_PERIPHERAL_RESET_USB0); + XMC_SCU_POWER_EnableUsb(); +} + +//--------------------------------------------------------------------+ +// Board porting API +//--------------------------------------------------------------------+ + +void board_led_write(bool state) +{ + uint32_t is_high = state ? LED_STATE_ON : (1-LED_STATE_ON); + + XMC_GPIO_SetOutputLevel(LED_PIN, is_high ? XMC_GPIO_OUTPUT_LEVEL_HIGH : XMC_GPIO_OUTPUT_LEVEL_LOW); +} + +uint32_t board_button_read(void) +{ + return BUTTON_STATE_ACTIVE == XMC_GPIO_GetInput(BUTTON_PIN); +} + +int board_uart_read(uint8_t* buf, int len) +{ +#ifdef UART_DEV + for(int i=0;i<len;i++) { + buf[i] = uart_getc(uart_inst); + } + return len; +#else + (void) buf; (void) len; + return 0; +#endif +} + +int board_uart_write(void const * buf, int len) +{ +#ifdef UART_DEV + char const* bufch = (char const*) buf; + for(int i=0;i<len;i++) { + uart_putc(uart_inst, bufch[i]); + } + return len; +#else + (void) buf; (void) len; + return 0; +#endif +} + +#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/circuitpython/lib/tinyusb/hw/bsp/xmc4000/family.mk b/circuitpython/lib/tinyusb/hw/bsp/xmc4000/family.mk new file mode 100644 index 0000000..0b32bde --- /dev/null +++ b/circuitpython/lib/tinyusb/hw/bsp/xmc4000/family.mk @@ -0,0 +1,40 @@ +UF2_FAMILY_ID = 0x00 +MCU_DIR = hw/mcu/infineon/mtb-xmclib-cat3 + +DEPS_SUBMODULES += $(MCU_DIR) + +include $(TOP)/$(BOARD_PATH)/board.mk + +CFLAGS += \ + -flto \ + -mthumb \ + -mabi=aapcs \ + -mcpu=cortex-m4 \ + -mfloat-abi=hard \ + -mfpu=fpv4-sp-d16 \ + -nostdlib -nostartfiles \ + -DCFG_TUSB_MCU=OPT_MCU_XMC4000 + +# mcu driver cause following warnings +#CFLAGS += -Wno-error=shadow -Wno-error=cast-align + +SKIP_NANOLIB = 1 + +SRC_C += \ + src/portable/synopsys/dwc2/dcd_dwc2.c \ + $(MCU_DIR)/Newlib/syscalls.c \ + $(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Source/system_$(MCU_VARIANT).c \ + $(MCU_DIR)/XMCLib/src/xmc4_gpio.c \ + $(MCU_DIR)/XMCLib/src/xmc4_scu.c + + +SRC_S += $(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Source/TOOLCHAIN_GCC_ARM/startup_$(MCU_VARIANT).S + +INC += \ + $(TOP)/$(BOARD_PATH) \ + $(TOP)/$(MCU_DIR)/CMSIS/Core/Include \ + $(TOP)/$(MCU_DIR)/CMSIS/Infineon/COMPONENT_$(MCU_VARIANT)/Include \ + $(TOP)/$(MCU_DIR)/XMCLib/inc + +# For freeRTOS port source +FREERTOS_PORT = ARM_CM4F |