| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #include <os/mynewt.h> |
| #include <mcu/mcu.h> |
| #include <mcu/da1469x_vbus.h> |
| #include <mcu/da1469x_pd.h> |
| |
| #include <device/usbd.h> |
| |
| static bool vbus_present; |
| |
| static void |
| USBD_IRQHandler(void) |
| { |
| tud_int_handler(0); |
| } |
| |
| static void |
| tinyusb_vbus_changed(bool present) |
| { |
| if (vbus_present == present) { |
| return; |
| } |
| vbus_present = present; |
| |
| if (present) { |
| da1469x_pd_acquire(MCU_PD_DOMAIN_SYS); |
| tusb_vbus_changed(true); |
| } else { |
| tusb_vbus_changed(false); |
| da1469x_pd_release(MCU_PD_DOMAIN_SYS); |
| } |
| } |
| |
| void |
| tinyusb_hardware_init(void) |
| { |
| /* Setup USB IRQ */ |
| NVIC_SetVector(USB_IRQn, (uint32_t)USBD_IRQHandler); |
| NVIC_SetPriority(USB_IRQn, 2); |
| NVIC_EnableIRQ(USB_IRQn); |
| |
| /* Use PLL96 / 2 clock not HCLK */ |
| CRG_TOP->CLK_CTRL_REG &= ~CRG_TOP_CLK_CTRL_REG_USB_CLK_SRC_Msk; |
| |
| mcu_gpio_set_pin_function(MCU_PIN_USB_DP, MCU_GPIO_MODE_INPUT, MCU_GPIO_FUNC_USB); |
| mcu_gpio_set_pin_function(MCU_PIN_USB_DM, MCU_GPIO_MODE_INPUT, MCU_GPIO_FUNC_USB); |
| |
| if (MYNEWT_VAL_CHOICE(DA1469X_USB_VBUS_HANDLING, auto)) { |
| /* If VBUS handling is set to 'auto' let da1469x_vbus module handle notification */ |
| da1469x_vbus_add_handler(tinyusb_vbus_changed); |
| } |
| else if (MYNEWT_VAL_CHOICE(DA1469X_USB_VBUS_HANDLING, ignore)) { |
| /* If VBUS handling is ignored notify TinyUSB that VBUS is on */ |
| tinyusb_vbus_changed(true); |
| } |
| } |