|
|
@@ -0,0 +1,227 @@
|
|
|
+/*
|
|
|
+ * The MIT License (MIT)
|
|
|
+ *
|
|
|
+ * Copyright (c) 2018, hathach (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 "../board.h"
|
|
|
+#include "fsl_device_registers.h"
|
|
|
+#include "fsl_gpio.h"
|
|
|
+#include "fsl_power.h"
|
|
|
+#include "fsl_iocon.h"
|
|
|
+
|
|
|
+//--------------------------------------------------------------------+
|
|
|
+// Forward USB interrupt events to TinyUSB IRQ Handler
|
|
|
+//--------------------------------------------------------------------+
|
|
|
+void USB0_IRQHandler(void)
|
|
|
+{
|
|
|
+ tud_int_handler(0);
|
|
|
+}
|
|
|
+
|
|
|
+void USB1_IRQHandler(void)
|
|
|
+{
|
|
|
+ tud_int_handler(1);
|
|
|
+}
|
|
|
+
|
|
|
+//--------------------------------------------------------------------+
|
|
|
+// MACRO TYPEDEF CONSTANT ENUM
|
|
|
+//--------------------------------------------------------------------+
|
|
|
+#define LED_PORT 0
|
|
|
+#define LED_PIN 1
|
|
|
+#define LED_STATE_ON 1
|
|
|
+
|
|
|
+// WAKE button
|
|
|
+#define BUTTON_PORT 0
|
|
|
+#define BUTTON_PIN 5
|
|
|
+#define BUTTON_STATE_ACTIVE 0
|
|
|
+
|
|
|
+// IOCON pin mux
|
|
|
+#define IOCON_PIO_DIGITAL_EN 0x0100u /*!<@brief Enables digital function */
|
|
|
+#define IOCON_PIO_FUNC0 0x00u /*!<@brief Selects pin function 0 */
|
|
|
+#define IOCON_PIO_FUNC1 0x01u /*!<@brief Selects pin function 1 */
|
|
|
+#define IOCON_PIO_FUNC7 0x07u /*!<@brief Selects pin function 7 */
|
|
|
+#define IOCON_PIO_INV_DI 0x00u /*!<@brief Input function is not inverted */
|
|
|
+#define IOCON_PIO_MODE_INACT 0x00u /*!<@brief No addition pin function */
|
|
|
+#define IOCON_PIO_OPENDRAIN_DI 0x00u /*!<@brief Open drain is disabled */
|
|
|
+#define IOCON_PIO_SLEW_STANDARD 0x00u /*!<@brief Standard mode, output slew rate control is enabled */
|
|
|
+
|
|
|
+/****************************************************************
|
|
|
+name: BOARD_BootClockFROHF96M
|
|
|
+outputs:
|
|
|
+- {id: SYSTICK_clock.outFreq, value: 96 MHz}
|
|
|
+- {id: System_clock.outFreq, value: 96 MHz}
|
|
|
+settings:
|
|
|
+- {id: SYSCON.MAINCLKSELA.sel, value: SYSCON.fro_hf}
|
|
|
+sources:
|
|
|
+- {id: SYSCON.fro_hf.outFreq, value: 96 MHz}
|
|
|
+******************************************************************/
|
|
|
+void BootClockFROHF96M(void)
|
|
|
+{
|
|
|
+ /*!< Set up the clock sources */
|
|
|
+ /*!< Set up FRO */
|
|
|
+ POWER_DisablePD(kPDRUNCFG_PD_FRO192M); /*!< Ensure FRO is on */
|
|
|
+ CLOCK_SetupFROClocking(12000000U); /*!< Set up FRO to the 12 MHz, just for sure */
|
|
|
+ CLOCK_AttachClk(kFRO12M_to_MAIN_CLK); /*!< Switch to FRO 12MHz first to ensure we can change voltage without
|
|
|
+ accidentally being below the voltage for current speed */
|
|
|
+
|
|
|
+ CLOCK_SetupFROClocking(96000000U); /*!< Set up high frequency FRO output to selected frequency */
|
|
|
+
|
|
|
+ POWER_SetVoltageForFreq(96000000U); /*!< Set voltage for the one of the fastest clock outputs: System clock output */
|
|
|
+ CLOCK_SetFLASHAccessCyclesForFreq(96000000U); /*!< Set FLASH wait states for core */
|
|
|
+
|
|
|
+ /*!< Set up dividers */
|
|
|
+ CLOCK_SetClkDiv(kCLOCK_DivAhbClk, 1U, false); /*!< Set AHBCLKDIV divider to value 1 */
|
|
|
+
|
|
|
+ /*!< Set up clock selectors - Attach clocks to the peripheries */
|
|
|
+ CLOCK_AttachClk(kFRO_HF_to_MAIN_CLK); /*!< Switch MAIN_CLK to FRO_HF */
|
|
|
+
|
|
|
+ /*!< Set SystemCoreClock variable. */
|
|
|
+ SystemCoreClock = 96000000U;
|
|
|
+}
|
|
|
+
|
|
|
+void board_init(void)
|
|
|
+{
|
|
|
+ // Enable IOCON clock
|
|
|
+ CLOCK_EnableClock(kCLOCK_Iocon);
|
|
|
+
|
|
|
+ // Init 96 MHz clock
|
|
|
+ BootClockFROHF96M();
|
|
|
+
|
|
|
+#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
|
|
|
+
|
|
|
+ GPIO_PortInit(GPIO, LED_PORT);
|
|
|
+ GPIO_PortInit(GPIO, BUTTON_PORT);
|
|
|
+
|
|
|
+ // LED
|
|
|
+ gpio_pin_config_t const led_config = { kGPIO_DigitalOutput, 0};
|
|
|
+ GPIO_PinInit(GPIO, LED_PORT, LED_PIN, &led_config);
|
|
|
+ board_led_write(true);
|
|
|
+
|
|
|
+ // Button
|
|
|
+ const uint32_t port1_pin18_config = (
|
|
|
+ IOCON_PIO_FUNC0 | /* Pin is configured as PIO1_18 */
|
|
|
+ IOCON_PIO_MODE_INACT | /* No addition pin function */
|
|
|
+ IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
|
|
|
+ IOCON_PIO_INV_DI | /* Input function is not inverted */
|
|
|
+ IOCON_PIO_DIGITAL_EN | /* Enables digital function */
|
|
|
+ IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
|
|
|
+ );
|
|
|
+ /* PORT1 PIN18 (coords: 64) is configured as PIO1_18 */
|
|
|
+ IOCON_PinMuxSet(IOCON, 1U, 18U, port1_pin18_config);
|
|
|
+
|
|
|
+ gpio_pin_config_t const button_config = { kGPIO_DigitalInput, 0};
|
|
|
+ GPIO_PinInit(GPIO, BUTTON_PORT, BUTTON_PIN, &button_config);
|
|
|
+
|
|
|
+ // USB VBUS
|
|
|
+ const uint32_t port0_pin22_config = (
|
|
|
+ IOCON_PIO_FUNC7 | /* Pin is configured as USB0_VBUS */
|
|
|
+ IOCON_PIO_MODE_INACT | /* No addition pin function */
|
|
|
+ IOCON_PIO_SLEW_STANDARD | /* Standard mode, output slew rate control is enabled */
|
|
|
+ IOCON_PIO_INV_DI | /* Input function is not inverted */
|
|
|
+ IOCON_PIO_DIGITAL_EN | /* Enables digital function */
|
|
|
+ IOCON_PIO_OPENDRAIN_DI /* Open drain is disabled */
|
|
|
+ );
|
|
|
+ /* PORT0 PIN22 (coords: 78) is configured as USB0_VBUS */
|
|
|
+ IOCON_PinMuxSet(IOCON, 0U, 22U, port0_pin22_config);
|
|
|
+
|
|
|
+ // USB Controller
|
|
|
+ POWER_DisablePD(kPDRUNCFG_PD_USB0_PHY); /*Turn on USB0 Phy */
|
|
|
+ POWER_DisablePD(kPDRUNCFG_PD_USB1_PHY); /*< Turn on USB1 Phy */
|
|
|
+
|
|
|
+ /* reset the IP to make sure it's in reset state. */
|
|
|
+ RESET_PeripheralReset(kUSB0D_RST_SHIFT_RSTn);
|
|
|
+ RESET_PeripheralReset(kUSB0HSL_RST_SHIFT_RSTn);
|
|
|
+ RESET_PeripheralReset(kUSB0HMR_RST_SHIFT_RSTn);
|
|
|
+ RESET_PeripheralReset(kUSB1H_RST_SHIFT_RSTn);
|
|
|
+ RESET_PeripheralReset(kUSB1D_RST_SHIFT_RSTn);
|
|
|
+ RESET_PeripheralReset(kUSB1_RST_SHIFT_RSTn);
|
|
|
+ RESET_PeripheralReset(kUSB1RAM_RST_SHIFT_RSTn);
|
|
|
+
|
|
|
+#if (defined USB_DEVICE_CONFIG_LPCIP3511HS) && (USB_DEVICE_CONFIG_LPCIP3511HS)
|
|
|
+ CLOCK_EnableClock(kCLOCK_Usbh1);
|
|
|
+ /* Put PHY powerdown under software control */
|
|
|
+ *((uint32_t *)(USBHSH_BASE + 0x50)) = USBHSH_PORTMODE_SW_PDCOM_MASK;
|
|
|
+ /* According to reference mannual, device mode setting has to be set by access usb host register */
|
|
|
+ *((uint32_t *)(USBHSH_BASE + 0x50)) |= USBHSH_PORTMODE_DEV_ENABLE_MASK;
|
|
|
+ /* enable usb1 host clock */
|
|
|
+ CLOCK_DisableClock(kCLOCK_Usbh1);
|
|
|
+#endif
|
|
|
+
|
|
|
+#if 1 || (defined USB_DEVICE_CONFIG_LPCIP3511FS) && (USB_DEVICE_CONFIG_LPCIP3511FS)
|
|
|
+ CLOCK_SetClkDiv(kCLOCK_DivUsb0Clk, 1, false);
|
|
|
+ CLOCK_AttachClk(kFRO_HF_to_USB0_CLK);
|
|
|
+ /* enable usb0 host clock */
|
|
|
+ CLOCK_EnableClock(kCLOCK_Usbhsl0);
|
|
|
+ /*According to reference mannual, device mode setting has to be set by access usb host register */
|
|
|
+ *((uint32_t *)(USBFSH_BASE + 0x5C)) |= USBFSH_PORTMODE_DEV_ENABLE_MASK;
|
|
|
+ /* disable usb0 host clock */
|
|
|
+ CLOCK_DisableClock(kCLOCK_Usbhsl0);
|
|
|
+ CLOCK_EnableUsbfs0DeviceClock(kCLOCK_UsbfsSrcFro, CLOCK_GetFreq(kCLOCK_FroHf)); /* enable USB Device clock */
|
|
|
+#endif
|
|
|
+}
|
|
|
+
|
|
|
+//--------------------------------------------------------------------+
|
|
|
+// Board porting API
|
|
|
+//--------------------------------------------------------------------+
|
|
|
+
|
|
|
+void board_led_write(bool state)
|
|
|
+{
|
|
|
+ GPIO_PinWrite(GPIO, LED_PORT, LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
|
|
|
+}
|
|
|
+
|
|
|
+uint32_t board_button_read(void)
|
|
|
+{
|
|
|
+ // active low
|
|
|
+ return BUTTON_STATE_ACTIVE == GPIO_PinRead(GPIO, BUTTON_PORT, BUTTON_PIN);
|
|
|
+}
|
|
|
+
|
|
|
+int board_uart_read(uint8_t* buf, int len)
|
|
|
+{
|
|
|
+ (void) buf; (void) len;
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+int board_uart_write(void const * buf, int len)
|
|
|
+{
|
|
|
+ (void) buf; (void) len;
|
|
|
+ return 0;
|
|
|
+}
|
|
|
+
|
|
|
+#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
|
Greg Steiert