1/* 2 * Copyright 2017, Data61 3 * Commonwealth Scientific and Industrial Research Organisation (CSIRO) 4 * ABN 41 687 119 230. 5 * 6 * This software may be distributed and modified according to the terms of 7 * the BSD 2-Clause license. Note that NO WARRANTY is provided. 8 * See "LICENSE_BSD2.txt" for details. 9 * 10 * @TAG(DATA61_BSD) 11 */ 12 13/** 14 * Contains the definition for all character devices on this platform. 15 * Currently this is just a simple patch. 16 */ 17 18#include "../../chardev.h" 19#include "../../common.h" 20#include <utils/util.h> 21 22static const int uart1_irqs[] = {UART1_IRQ, -1}; 23static const int uart2_irqs[] = {UART2_IRQ, -1}; 24static const int uart3_irqs[] = {UART3_IRQ, -1}; 25static const int uart4_irqs[] = {UART4_IRQ, -1}; 26static const int uart5_irqs[] = {UART5_IRQ, -1}; 27 28 29#define UART_DEFN(devid) { \ 30 .id = IMX_UART##devid, \ 31 .paddr = UART##devid##_PADDR, \ 32 .size = BIT(12), \ 33 .irqs = uart##devid##_irqs, \ 34 .init_fn = &uart_init \ 35} 36 37 38static const struct dev_defn dev_defn[] = { 39 UART_DEFN(1), 40 UART_DEFN(2), 41 UART_DEFN(3), 42 UART_DEFN(4), 43 UART_DEFN(5) 44}; 45 46struct ps_chardevice* 47ps_cdev_init(enum chardev_id id, const ps_io_ops_t* o, struct ps_chardevice* d) { 48 unsigned int i; 49 for (i = 0; i < ARRAY_SIZE(dev_defn); i++) { 50 if (dev_defn[i].id == id) { 51 return (dev_defn[i].init_fn(dev_defn + i, o, d)) ? NULL : d; 52 } 53 } 54 return NULL; 55} 56