2023-05-23 16:45:00 +02:00
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/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2018, hathach (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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2023-08-03 10:50:52 +02:00
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#include "bsp/board_api.h"
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2023-05-23 16:45:00 +02:00
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#include "fsl_device_registers.h"
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#include "fsl_gpio.h"
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#include "fsl_lpuart.h"
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#include "board.h"
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#include "pin_mux.h"
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#include "clock_config.h"
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#ifdef BOARD_TUD_RHPORT
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#define PORT_SUPPORT_DEVICE(_n) (BOARD_TUD_RHPORT == _n)
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#else
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#define PORT_SUPPORT_DEVICE(_n) 0
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#endif
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#ifdef BOARD_TUH_RHPORT
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#define PORT_SUPPORT_HOST(_n) (BOARD_TUH_RHPORT == _n)
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#else
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#define PORT_SUPPORT_HOST(_n) 0
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#endif
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//--------------------------------------------------------------------+
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// MACRO TYPEDEF CONSTANT ENUM
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//--------------------------------------------------------------------+
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//--------------------------------------------------------------------+
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// Forward USB interrupt events to TinyUSB IRQ Handler
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//--------------------------------------------------------------------+
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void USB0_FS_IRQHandler(void)
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{
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tud_int_handler(0);
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}
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void USB1_HS_IRQHandler(void)
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{
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tud_int_handler(1);
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}
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void board_init(void)
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{
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BOARD_InitPins();
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BOARD_InitBootClocks();
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2023-06-15 08:06:27 +02:00
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CLOCK_SetupExtClocking(XTAL0_CLK_HZ);
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2023-05-23 16:45:00 +02:00
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// 1ms tick timer
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SysTick_Config(SystemCoreClock / 1000);
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#if 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(USB1_HS_IRQn, configLIBRARY_MAX_SYSCALL_INTERRUPT_PRIORITY );
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#endif
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// LED
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CLOCK_EnableClock(LED_CLK);
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gpio_pin_config_t led_config = {
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kGPIO_DigitalOutput,
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0,
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};
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GPIO_PinInit(LED_GPIO,LED_PIN, &led_config);
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board_led_write(0);
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#ifdef NEOPIXEL_PIN
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// Neopixel
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static uint32_t pixelData[NEOPIXEL_NUMBER];
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IOCON_PinMuxSet(IOCON, NEOPIXEL_PORT, NEOPIXEL_PIN, IOCON_PIO_DIG_FUNC4_EN);
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sctpix_init(NEOPIXEL_TYPE);
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sctpix_addCh(NEOPIXEL_CH, pixelData, NEOPIXEL_NUMBER);
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sctpix_setPixel(NEOPIXEL_CH, 0, 0x100010);
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sctpix_setPixel(NEOPIXEL_CH, 1, 0x100010);
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sctpix_show();
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#endif
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// Button
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#ifdef BUTTON_GPIO
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CLOCK_EnableClock(BUTTON_CLK);
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gpio_pin_config_t const button_config = { kGPIO_DigitalInput, 0};
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GPIO_PinInit(BUTTON_GPIO, BUTTON_PIN, &button_config);
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#endif
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#ifdef UART_DEV
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// UART
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// IOCON_PinMuxSet(IOCON, UART_RX_PINMUX);
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// IOCON_PinMuxSet(IOCON, UART_TX_PINMUX);
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// Enable UART when debug log is on
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board_uart_init_clock();
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lpuart_config_t uart_config;
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LPUART_GetDefaultConfig(&uart_config);
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uart_config.baudRate_Bps = CFG_BOARD_UART_BAUDRATE;
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uart_config.enableTx = true;
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uart_config.enableRx = true;
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LPUART_Init(UART_DEV, &uart_config, 12000000u);
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#endif
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// USB VBUS
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/* PORT0 PIN22 configured as USB0_VBUS */
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#if PORT_SUPPORT_DEVICE(0)
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// Port0 is Full Speed
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2023-06-15 08:06:27 +02:00
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CLOCK_AttachClk(kCLK_48M_to_USB0);
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CLOCK_EnableClock(kCLOCK_Usb0Ram);
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CLOCK_EnableClock(kCLOCK_Usb0Fs);
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CLOCK_EnableUsbfsClock();
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2023-05-23 16:45:00 +02:00
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#endif
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#if PORT_SUPPORT_DEVICE(1)
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// Port1 is High Speed
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// Power
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SPC0->ACTIVE_VDELAY = 0x0500;
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/* Change the power DCDC to 1.8v (By default, DCDC is 1.8V), CORELDO to 1.1v (By default, CORELDO is 1.0V) */
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SPC0->ACTIVE_CFG &= ~SPC_ACTIVE_CFG_CORELDO_VDD_DS_MASK;
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SPC0->ACTIVE_CFG |= SPC_ACTIVE_CFG_DCDC_VDD_LVL(0x3) | SPC_ACTIVE_CFG_CORELDO_VDD_LVL(0x3) |
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SPC_ACTIVE_CFG_SYSLDO_VDD_DS_MASK | SPC_ACTIVE_CFG_DCDC_VDD_DS(0x2u);
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/* Wait until it is done */
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while (SPC0->SC & SPC_SC_BUSY_MASK) {}
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if (0u == (SCG0->LDOCSR & SCG_LDOCSR_LDOEN_MASK)) {
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SCG0->TRIM_LOCK = 0x5a5a0001U;
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SCG0->LDOCSR |= SCG_LDOCSR_LDOEN_MASK;
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/* wait LDO ready */
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while (0U == (SCG0->LDOCSR & SCG_LDOCSR_VOUT_OK_MASK));
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}
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SYSCON->AHBCLKCTRLSET[2] |= SYSCON_AHBCLKCTRL2_USB_HS_MASK | SYSCON_AHBCLKCTRL2_USB_HS_PHY_MASK;
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SCG0->SOSCCFG &= ~(SCG_SOSCCFG_RANGE_MASK | SCG_SOSCCFG_EREFS_MASK);
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/* xtal = 20 ~ 30MHz */
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SCG0->SOSCCFG = (1U << SCG_SOSCCFG_RANGE_SHIFT) | (1U << SCG_SOSCCFG_EREFS_SHIFT);
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SCG0->SOSCCSR |= SCG_SOSCCSR_SOSCEN_MASK;
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while (1) {
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if (SCG0->SOSCCSR & SCG_SOSCCSR_SOSCVLD_MASK) {
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break;
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}
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}
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// Clock
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SYSCON->CLOCK_CTRL |= SYSCON_CLOCK_CTRL_CLKIN_ENA_MASK | SYSCON_CLOCK_CTRL_CLKIN_ENA_FM_USBH_LPT_MASK;
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CLOCK_EnableClock(kCLOCK_UsbHs);
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CLOCK_EnableClock(kCLOCK_UsbHsPhy);
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CLOCK_EnableUsbhsPhyPllClock(kCLOCK_Usbphy480M, 24000000U);
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CLOCK_EnableUsbhsClock();
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// USB PHY
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#if ((!(defined FSL_FEATURE_SOC_CCM_ANALOG_COUNT)) && (!(defined FSL_FEATURE_SOC_ANATOP_COUNT)))
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USBPHY->TRIM_OVERRIDE_EN = 0x001fU; /* override IFR value */
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#endif
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// Enable PHY support for Low speed device + LS via FS Hub
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USBPHY->CTRL |= USBPHY_CTRL_SET_ENUTMILEVEL2_MASK | USBPHY_CTRL_SET_ENUTMILEVEL3_MASK;
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// Enable all power for normal operation
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USBPHY->PWD = 0;
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// TX Timing
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uint32_t phytx = USBPHY->TX;
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phytx &= ~(USBPHY_TX_D_CAL_MASK | USBPHY_TX_TXCAL45DM_MASK | USBPHY_TX_TXCAL45DP_MASK);
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phytx |= USBPHY_TX_D_CAL(0x04) | USBPHY_TX_TXCAL45DP(0x07) | USBPHY_TX_TXCAL45DM(0x07);
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//phytx |= USBPHY_TX_D_CAL(0x0C) | USBPHY_TX_TXCAL45DP(0x06) | USBPHY_TX_TXCAL45DM(0x06);
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USBPHY->TX = phytx;
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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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GPIO_PinWrite(LED_GPIO, LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
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#ifdef NEOPIXEL_PIN
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if (state) {
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sctpix_setPixel(NEOPIXEL_CH, 0, 0x100000);
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sctpix_setPixel(NEOPIXEL_CH, 1, 0x101010);
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} else {
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sctpix_setPixel(NEOPIXEL_CH, 0, 0x001000);
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sctpix_setPixel(NEOPIXEL_CH, 1, 0x000010);
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}
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sctpix_show();
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#endif
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}
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uint32_t board_button_read(void)
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{
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#ifdef BUTTON_GPIO
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return BUTTON_STATE_ACTIVE == GPIO_PinRead(BUTTON_GPIO, BUTTON_PIN);
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#endif
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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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(void) buf; (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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#ifdef UART_DEV
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LPUART_WriteBlocking(UART_DEV, (uint8_t const *) buf, len);
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return len;
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#else
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(void) buf; (void) len;
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return 0;
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#endif
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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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