From 59dcf2062f77137d0246944ed2279d30a4907627 Mon Sep 17 00:00:00 2001 From: Greg Steiert Date: Wed, 8 Dec 2021 14:31:44 -0800 Subject: [PATCH] adding support for KUIIC board --- hw/bsp/kuiic/K32L2B31xxxxA_flash.ld | 217 ++++++++++++++++++++++++++++ hw/bsp/kuiic/board.h | 45 ++++++ hw/bsp/kuiic/board.mk | 49 +++++++ hw/bsp/kuiic/kuiic.c | 203 ++++++++++++++++++++++++++ 4 files changed, 514 insertions(+) create mode 100644 hw/bsp/kuiic/K32L2B31xxxxA_flash.ld create mode 100644 hw/bsp/kuiic/board.h create mode 100644 hw/bsp/kuiic/board.mk create mode 100644 hw/bsp/kuiic/kuiic.c diff --git a/hw/bsp/kuiic/K32L2B31xxxxA_flash.ld b/hw/bsp/kuiic/K32L2B31xxxxA_flash.ld new file mode 100644 index 000000000..5420ffc00 --- /dev/null +++ b/hw/bsp/kuiic/K32L2B31xxxxA_flash.ld @@ -0,0 +1,217 @@ +/* +** ################################################################### +** Processors: K32L2B31VFM0A +** K32L2B31VFT0A +** K32L2B31VLH0A +** K32L2B31VMP0A +** +** Compiler: GNU C Compiler +** Reference manual: K32L2B3xRM, Rev.0, July 2019 +** Version: rev. 1.0, 2019-07-30 +** Build: b190930 +** +** Abstract: +** Linker file for the GNU C Compiler +** +** Copyright 2016 Freescale Semiconductor, Inc. +** Copyright 2016-2019 NXP +** All rights reserved. +** +** SPDX-License-Identifier: BSD-3-Clause +** +** http: www.nxp.com +** mail: support@nxp.com +** +** ################################################################### +*/ + +/* Entry Point */ +ENTRY(Reset_Handler) + +HEAP_SIZE = DEFINED(__heap_size__) ? __heap_size__ : 0x0400; +STACK_SIZE = DEFINED(__stack_size__) ? __stack_size__ : 0x0400; + +/* Specify the memory areas */ +MEMORY +{ + m_interrupts (RX) : ORIGIN = 0x00008000, LENGTH = 0x00000200 + m_flash_config (RX) : ORIGIN = 0x00008400, LENGTH = 0x00000010 + m_text (RX) : ORIGIN = 0x00008410, LENGTH = 0x00037BF0 + m_data (RW) : ORIGIN = 0x1FFFE000, LENGTH = 0x00008000 +} + +/* Define output sections */ +SECTIONS +{ + /* The startup code goes first into internal flash */ + .interrupts : + { + . = ALIGN(4); + KEEP(*(.isr_vector)) /* Startup code */ + . = ALIGN(4); + } > m_interrupts + + .flash_config : + { + . = ALIGN(4); + KEEP(*(.FlashConfig)) /* Flash Configuration Field (FCF) */ + . = ALIGN(4); + } > m_flash_config + + /* The program code and other data goes into internal flash */ + .text : + { + . = ALIGN(4); + *(.text) /* .text sections (code) */ + *(.text*) /* .text* sections (code) */ + *(.rodata) /* .rodata sections (constants, strings, etc.) */ + *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ + *(.glue_7) /* glue arm to thumb code */ + *(.glue_7t) /* glue thumb to arm code */ + *(.eh_frame) + KEEP (*(.init)) + KEEP (*(.fini)) + . = ALIGN(4); + } > m_text + + .ARM.extab : + { + *(.ARM.extab* .gnu.linkonce.armextab.*) + } > m_text + + .ARM : + { + __exidx_start = .; + *(.ARM.exidx*) + __exidx_end = .; + } > m_text + + .ctors : + { + __CTOR_LIST__ = .; + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + from the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + __CTOR_END__ = .; + } > m_text + + .dtors : + { + __DTOR_LIST__ = .; + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + __DTOR_END__ = .; + } > m_text + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array*)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } > m_text + + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT(.init_array.*))) + KEEP (*(.init_array*)) + PROVIDE_HIDDEN (__init_array_end = .); + } > m_text + + .fini_array : + { + PROVIDE_HIDDEN (__fini_array_start = .); + KEEP (*(SORT(.fini_array.*))) + KEEP (*(.fini_array*)) + PROVIDE_HIDDEN (__fini_array_end = .); + } > m_text + + __etext = .; /* define a global symbol at end of code */ + __DATA_ROM = .; /* Symbol is used by startup for data initialization */ + + /* reserve MTB memory at the beginning of m_data */ + .mtb : /* MTB buffer address as defined by the hardware */ + { + . = ALIGN(8); + _mtb_start = .; + KEEP(*(.mtb_buf)) /* need to KEEP Micro Trace Buffer as not referenced by application */ + . = ALIGN(8); + _mtb_end = .; + } > m_data + + .data : AT(__DATA_ROM) + { + . = ALIGN(4); + __DATA_RAM = .; + __data_start__ = .; /* create a global symbol at data start */ + *(.data) /* .data sections */ + *(.data*) /* .data* sections */ + KEEP(*(.jcr*)) + . = ALIGN(4); + __data_end__ = .; /* define a global symbol at data end */ + } > m_data + + __DATA_END = __DATA_ROM + (__data_end__ - __data_start__); + text_end = ORIGIN(m_text) + LENGTH(m_text); + ASSERT(__DATA_END <= text_end, "region m_text overflowed with text and data") + + /* Uninitialized data section */ + .bss : + { + /* This is used by the startup in order to initialize the .bss section */ + . = ALIGN(4); + __START_BSS = .; + __bss_start__ = .; + *(.bss) + *(.bss*) + *(COMMON) + . = ALIGN(4); + __bss_end__ = .; + __END_BSS = .; + } > m_data + + .heap : + { + . = ALIGN(8); + __end__ = .; + PROVIDE(end = .); + __HeapBase = .; + . += HEAP_SIZE; + __HeapLimit = .; + __heap_limit = .; /* Add for _sbrk */ + } > m_data + + .stack : + { + . = ALIGN(8); + . += STACK_SIZE; + } > m_data + + /* Initializes stack on the end of block */ + __StackTop = ORIGIN(m_data) + LENGTH(m_data); + __StackLimit = __StackTop - STACK_SIZE; + PROVIDE(__stack = __StackTop); + + .ARM.attributes 0 : { *(.ARM.attributes) } + + ASSERT(__StackLimit >= __HeapLimit, "region m_data overflowed with stack and heap") +} + diff --git a/hw/bsp/kuiic/board.h b/hw/bsp/kuiic/board.h new file mode 100644 index 000000000..78ad83a2e --- /dev/null +++ b/hw/bsp/kuiic/board.h @@ -0,0 +1,45 @@ +/* + * 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. + */ + + +#ifndef BOARD_H_ +#define BOARD_H_ + +#include "fsl_device_registers.h" + +// LED +#define LED_PIN_CLOCK kCLOCK_PortA +#define LED_GPIO GPIOA +#define LED_PORT PORTA +#define LED_PIN 2 +#define LED_STATE_ON 1 + +// UART +#define UART_PORT LPUART1 +#define UART_PIN_RX 3u +#define UART_PIN_TX 0u + +#endif /* BOARD_H_ */ diff --git a/hw/bsp/kuiic/board.mk b/hw/bsp/kuiic/board.mk new file mode 100644 index 000000000..3a46728f1 --- /dev/null +++ b/hw/bsp/kuiic/board.mk @@ -0,0 +1,49 @@ +SDK_DIR = hw/mcu/nxp/mcux-sdk +DEPS_SUBMODULES += $(SDK_DIR) + +CFLAGS += \ + -mthumb \ + -mabi=aapcs \ + -mcpu=cortex-m0plus \ + -DCPU_K32L2B31VLH0A \ + -DCFG_TUSB_MCU=OPT_MCU_K32L2BXX + +# mcu driver cause following warnings +CFLAGS += -Wno-error=unused-parameter + +MCU_DIR = $(SDK_DIR)/devices/K32L2B31A + +# All source paths should be relative to the top level. +LD_FILE = /hw/bsp/$(BOARD)/K32L2B31xxxxA_flash.ld + +SRC_C += \ + src/portable/nxp/khci/dcd_khci.c \ + $(MCU_DIR)/system_K32L2B31A.c \ + $(MCU_DIR)/drivers/fsl_clock.c \ + $(SDK_DIR)/drivers/gpio/fsl_gpio.c \ + $(SDK_DIR)/drivers/lpuart/fsl_lpuart.c + +INC += \ + $(TOP)/hw/bsp/$(BOARD) \ + $(TOP)/$(SDK_DIR)/CMSIS/Include \ + $(TOP)/$(SDK_DIR)/drivers/smc \ + $(TOP)/$(SDK_DIR)/drivers/common \ + $(TOP)/$(SDK_DIR)/drivers/gpio \ + $(TOP)/$(SDK_DIR)/drivers/port \ + $(TOP)/$(SDK_DIR)/drivers/lpuart \ + $(TOP)/$(MCU_DIR) \ + $(TOP)/$(MCU_DIR)/drivers + +SRC_S += $(MCU_DIR)/gcc/startup_K32L2B31A.S + +# For freeRTOS port source +FREERTOS_PORT = ARM_CM0 + +# For flash-jlink target +JLINK_DEVICE = MKL25Z128xxx4 + +# For flash-pyocd target +PYOCD_TARGET = K32L2B + +# flash using pyocd +flash: flash-pyocd diff --git a/hw/bsp/kuiic/kuiic.c b/hw/bsp/kuiic/kuiic.c new file mode 100644 index 000000000..737ef3f5c --- /dev/null +++ b/hw/bsp/kuiic/kuiic.c @@ -0,0 +1,203 @@ +/* + * The MIT License (MIT) + * + * Copyright (c) 2018, hathach (tinyusb.org) + * Copyright (c) 2020, Koji Kitayama + * + * 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 "../board.h" +#include "board.h" +#include "fsl_smc.h" +#include "fsl_gpio.h" +#include "fsl_port.h" +#include "fsl_clock.h" +#include "fsl_lpuart.h" + +/******************************************************************************* + * Definitions + ******************************************************************************/ +#define SIM_OSC32KSEL_LPO_CLK 3U /*!< OSC32KSEL select: LPO clock */ +#define SOPT5_LPUART1RXSRC_LPUART_RX 0x00u /*!<@brief LPUART1 Receive Data Source Select: LPUART_RX pin */ +#define SOPT5_LPUART1TXSRC_LPUART_TX 0x00u /*!<@brief LPUART1 Transmit Data Source Select: LPUART_TX pin */ +#define BOARD_BOOTCLOCKRUN_CORE_CLOCK 48000000U /*!< Core clock frequency: 48000000Hz */ + +/******************************************************************************* + * Variables + ******************************************************************************/ +/* System clock frequency. */ +extern uint32_t SystemCoreClock; + +/******************************************************************************* + * Variables for BOARD_BootClockRUN configuration + ******************************************************************************/ +const mcglite_config_t mcgliteConfig_BOARD_BootClockRUN = { + .outSrc = kMCGLITE_ClkSrcHirc, /* MCGOUTCLK source is HIRC */ + .irclkEnableMode = kMCGLITE_IrclkEnable, /* MCGIRCLK enabled, MCGIRCLK disabled in STOP mode */ + .ircs = kMCGLITE_Lirc8M, /* Slow internal reference (LIRC) 8 MHz clock selected */ + .fcrdiv = kMCGLITE_LircDivBy1, /* Low-frequency Internal Reference Clock Divider: divided by 1 */ + .lircDiv2 = kMCGLITE_LircDivBy1, /* Second Low-frequency Internal Reference Clock Divider: divided by 1 */ + .hircEnableInNotHircMode = true, /* HIRC source is enabled */ +}; +const sim_clock_config_t simConfig_BOARD_BootClockRUN = { + .er32kSrc = SIM_OSC32KSEL_LPO_CLK, /* OSC32KSEL select: LPO clock */ + .clkdiv1 = 0x10000U, /* SIM_CLKDIV1 - OUTDIV1: /1, OUTDIV4: /2 */ +}; + +/******************************************************************************* + * Code for BOARD_BootClockRUN configuration + ******************************************************************************/ +void BOARD_BootClockRUN(void) +{ + /* Set the system clock dividers in SIM to safe value. */ + CLOCK_SetSimSafeDivs(); + /* Set MCG to HIRC mode. */ + CLOCK_SetMcgliteConfig(&mcgliteConfig_BOARD_BootClockRUN); + /* Set the clock configuration in SIM module. */ + CLOCK_SetSimConfig(&simConfig_BOARD_BootClockRUN); + /* Set SystemCoreClock variable. */ + SystemCoreClock = BOARD_BOOTCLOCKRUN_CORE_CLOCK; +} + + +//--------------------------------------------------------------------+ +// Forward USB interrupt events to TinyUSB IRQ Handler +//--------------------------------------------------------------------+ +void USB0_IRQHandler(void) +{ + tud_int_handler(0); +} + +void board_init(void) +{ + /* Enable port clocks for GPIO pins */ + CLOCK_EnableClock(kCLOCK_PortA); + CLOCK_EnableClock(kCLOCK_PortB); + CLOCK_EnableClock(kCLOCK_PortC); + CLOCK_EnableClock(kCLOCK_PortD); + CLOCK_EnableClock(kCLOCK_PortE); + + + gpio_pin_config_t led_config = { kGPIO_DigitalOutput, 1 }; + GPIO_PinInit(GPIOA, 1U, &led_config); + PORT_SetPinMux(PORTA, 1U, kPORT_MuxAsGpio); + led_config.outputLogic = 0; + GPIO_PinInit(GPIOA, 2U, &led_config); + PORT_SetPinMux(PORTA, 2U, kPORT_MuxAsGpio); + +#ifdef BUTTON_PIN + gpio_pin_config_t button_config = { kGPIO_DigitalInput, 0 }; + GPIO_PinInit(BUTTON_GPIO, BUTTON_PIN, &button_config); + const port_pin_config_t BUTTON_CFG = { + kPORT_PullUp, + kPORT_FastSlewRate, + kPORT_PassiveFilterDisable, + kPORT_LowDriveStrength, + kPORT_MuxAsGpio + }; + PORT_SetPinConfig(BUTTON_PORT, BUTTON_PIN, &BUTTON_CFG); +#endif + + /* PORTC3 is configured as LPUART0_RX */ + PORT_SetPinMux(PORTC, 3U, kPORT_MuxAlt3); + /* PORTA2 (pin 24) is configured as LPUART0_TX */ + PORT_SetPinMux(PORTE, 0U, kPORT_MuxAlt3); + + SIM->SOPT5 = ((SIM->SOPT5 & + /* Mask bits to zero which are setting */ + (~(SIM_SOPT5_LPUART1TXSRC_MASK | SIM_SOPT5_LPUART1RXSRC_MASK))) + /* LPUART0 Transmit Data Source Select: LPUART0_TX pin. */ + | SIM_SOPT5_LPUART1TXSRC(SOPT5_LPUART1TXSRC_LPUART_TX) + /* LPUART0 Receive Data Source Select: LPUART_RX pin. */ + | SIM_SOPT5_LPUART1RXSRC(SOPT5_LPUART1RXSRC_LPUART_RX)); + + BOARD_BootClockRUN(); + SystemCoreClockUpdate(); + CLOCK_SetLpuart1Clock(1); + +#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 + + lpuart_config_t uart_config; + LPUART_GetDefaultConfig(&uart_config); + uart_config.baudRate_Bps = CFG_BOARD_UART_BAUDRATE; + uart_config.enableTx = true; + uart_config.enableRx = true; + LPUART_Init(UART_PORT, &uart_config, CLOCK_GetFreq(kCLOCK_McgIrc48MClk)); + + // USB + CLOCK_EnableUsbfs0Clock(kCLOCK_UsbSrcIrc48M, 48000000U); +} + +//--------------------------------------------------------------------+ +// Board porting API +//--------------------------------------------------------------------+ + +void board_led_write(bool state) +{ + if (state) { + LED_GPIO->PDDR |= GPIO_FIT_REG((1UL << LED_PIN)); + } else { + LED_GPIO->PDDR &= GPIO_FIT_REG(~(1UL << LED_PIN)); + } +// GPIO_PinWrite(GPIOA, 1, state ? LED_STATE_ON : (1-LED_STATE_ON) ); +// GPIO_PinWrite(GPIOA, 2, state ? (1-LED_STATE_ON) : LED_STATE_ON ); +} + +uint32_t board_button_read(void) +{ +#ifdef BUTTON_PIN + return BUTTON_STATE_ACTIVE == GPIO_PinRead(BUTTON_GPIO, BUTTON_PIN); +#else + return 0; +#endif +} + +int board_uart_read(uint8_t* buf, int len) +{ + LPUART_ReadBlocking(UART_PORT, buf, len); + return len; +} + +int board_uart_write(void const * buf, int len) +{ + LPUART_WriteBlocking(UART_PORT, (uint8_t const*) buf, len); + return len; +} + +#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