18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-or-later */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * arch/powerpc/include/asm/mpic_timer.h 48c2ecf20Sopenharmony_ci * 58c2ecf20Sopenharmony_ci * Header file for Mpic Global Timer 68c2ecf20Sopenharmony_ci * 78c2ecf20Sopenharmony_ci * Copyright 2013 Freescale Semiconductor, Inc. 88c2ecf20Sopenharmony_ci * 98c2ecf20Sopenharmony_ci * Author: Wang Dongsheng <Dongsheng.Wang@freescale.com> 108c2ecf20Sopenharmony_ci * Li Yang <leoli@freescale.com> 118c2ecf20Sopenharmony_ci */ 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci#ifndef __MPIC_TIMER__ 148c2ecf20Sopenharmony_ci#define __MPIC_TIMER__ 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_ci#include <linux/interrupt.h> 178c2ecf20Sopenharmony_ci#include <linux/time.h> 188c2ecf20Sopenharmony_ci 198c2ecf20Sopenharmony_cistruct mpic_timer { 208c2ecf20Sopenharmony_ci void *dev; 218c2ecf20Sopenharmony_ci struct cascade_priv *cascade_handle; 228c2ecf20Sopenharmony_ci unsigned int num; 238c2ecf20Sopenharmony_ci unsigned int irq; 248c2ecf20Sopenharmony_ci}; 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ci#ifdef CONFIG_MPIC_TIMER 278c2ecf20Sopenharmony_cistruct mpic_timer *mpic_request_timer(irq_handler_t fn, void *dev, 288c2ecf20Sopenharmony_ci time64_t time); 298c2ecf20Sopenharmony_civoid mpic_start_timer(struct mpic_timer *handle); 308c2ecf20Sopenharmony_civoid mpic_stop_timer(struct mpic_timer *handle); 318c2ecf20Sopenharmony_civoid mpic_get_remain_time(struct mpic_timer *handle, time64_t *time); 328c2ecf20Sopenharmony_civoid mpic_free_timer(struct mpic_timer *handle); 338c2ecf20Sopenharmony_ci#else 348c2ecf20Sopenharmony_cistruct mpic_timer *mpic_request_timer(irq_handler_t fn, void *dev, 358c2ecf20Sopenharmony_ci time64_t time) { return NULL; } 368c2ecf20Sopenharmony_civoid mpic_start_timer(struct mpic_timer *handle) { } 378c2ecf20Sopenharmony_civoid mpic_stop_timer(struct mpic_timer *handle) { } 388c2ecf20Sopenharmony_civoid mpic_get_remain_time(struct mpic_timer *handle, time64_t *time) { } 398c2ecf20Sopenharmony_civoid mpic_free_timer(struct mpic_timer *handle) { } 408c2ecf20Sopenharmony_ci#endif 418c2ecf20Sopenharmony_ci 428c2ecf20Sopenharmony_ci#endif 43