| /* |
| * Copyright 2017, Data61 |
| * Commonwealth Scientific and Industrial Research Organisation (CSIRO) |
| * ABN 41 687 119 230. |
| * |
| * This software may be distributed and modified according to the terms of |
| * the BSD 2-Clause license. Note that NO WARRANTY is provided. |
| * See "LICENSE_BSD2.txt" for details. |
| * |
| * @TAG(DATA61_BSD) |
| */ |
| #ifndef USB3503_HUB_H |
| #define USB3503_HUB_H |
| |
| /** |
| * USB3503 IC from Microchip |
| */ |
| #include <platsupport/gpio.h> |
| #include <platsupport/i2c.h> |
| |
| #define USB3503_I2C_ADDR 0x10 |
| |
| struct usb3503 { |
| i2c_slave_t i2c_slave; |
| i2c_kvslave_t kvslave; |
| gpio_t o_nreset; |
| gpio_t o_hubconnect; |
| gpio_t i_nint; |
| }; |
| typedef struct usb3503 usb3503_t; |
| |
| |
| int usb3503_init(i2c_bus_t* i2c_bus, gpio_sys_t* gpio_sys, gpio_id_t o_nreset, |
| gpio_id_t o_hubconnect, gpio_id_t i_nint, usb3503_t* hub); |
| |
| void usb3503_reset(usb3503_t* hub); |
| void usb3503_hard_reset(usb3503_t* hub); |
| |
| void usb3503_connect(usb3503_t* hub); |
| void usb3503_disconnect(usb3503_t* hub); |
| |
| void usb3503_handle_irq(usb3503_t* hub); |
| |
| #endif /* USB3503_HUB_H */ |
