1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __TIMER_OF_H__ 3*4882a593Smuzhiyun #define __TIMER_OF_H__ 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/clockchips.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define TIMER_OF_BASE 0x1 8*4882a593Smuzhiyun #define TIMER_OF_CLOCK 0x2 9*4882a593Smuzhiyun #define TIMER_OF_IRQ 0x4 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun struct of_timer_irq { 12*4882a593Smuzhiyun int irq; 13*4882a593Smuzhiyun int index; 14*4882a593Smuzhiyun int percpu; 15*4882a593Smuzhiyun const char *name; 16*4882a593Smuzhiyun unsigned long flags; 17*4882a593Smuzhiyun irq_handler_t handler; 18*4882a593Smuzhiyun }; 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun struct of_timer_base { 21*4882a593Smuzhiyun void __iomem *base; 22*4882a593Smuzhiyun const char *name; 23*4882a593Smuzhiyun int index; 24*4882a593Smuzhiyun }; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun struct of_timer_clk { 27*4882a593Smuzhiyun struct clk *clk; 28*4882a593Smuzhiyun const char *name; 29*4882a593Smuzhiyun int index; 30*4882a593Smuzhiyun unsigned long rate; 31*4882a593Smuzhiyun unsigned long period; 32*4882a593Smuzhiyun }; 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun struct timer_of { 35*4882a593Smuzhiyun unsigned int flags; 36*4882a593Smuzhiyun struct device_node *np; 37*4882a593Smuzhiyun struct clock_event_device clkevt; 38*4882a593Smuzhiyun struct of_timer_base of_base; 39*4882a593Smuzhiyun struct of_timer_irq of_irq; 40*4882a593Smuzhiyun struct of_timer_clk of_clk; 41*4882a593Smuzhiyun void *private_data; 42*4882a593Smuzhiyun }; 43*4882a593Smuzhiyun to_timer_of(struct clock_event_device * clkevt)44*4882a593Smuzhiyunstatic inline struct timer_of *to_timer_of(struct clock_event_device *clkevt) 45*4882a593Smuzhiyun { 46*4882a593Smuzhiyun return container_of(clkevt, struct timer_of, clkevt); 47*4882a593Smuzhiyun } 48*4882a593Smuzhiyun timer_of_base(struct timer_of * to)49*4882a593Smuzhiyunstatic inline void __iomem *timer_of_base(struct timer_of *to) 50*4882a593Smuzhiyun { 51*4882a593Smuzhiyun return to->of_base.base; 52*4882a593Smuzhiyun } 53*4882a593Smuzhiyun timer_of_irq(struct timer_of * to)54*4882a593Smuzhiyunstatic inline int timer_of_irq(struct timer_of *to) 55*4882a593Smuzhiyun { 56*4882a593Smuzhiyun return to->of_irq.irq; 57*4882a593Smuzhiyun } 58*4882a593Smuzhiyun timer_of_rate(struct timer_of * to)59*4882a593Smuzhiyunstatic inline unsigned long timer_of_rate(struct timer_of *to) 60*4882a593Smuzhiyun { 61*4882a593Smuzhiyun return to->of_clk.rate; 62*4882a593Smuzhiyun } 63*4882a593Smuzhiyun timer_of_period(struct timer_of * to)64*4882a593Smuzhiyunstatic inline unsigned long timer_of_period(struct timer_of *to) 65*4882a593Smuzhiyun { 66*4882a593Smuzhiyun return to->of_clk.period; 67*4882a593Smuzhiyun } 68*4882a593Smuzhiyun 69*4882a593Smuzhiyun extern int timer_of_init(struct device_node *np, 70*4882a593Smuzhiyun struct timer_of *to); 71*4882a593Smuzhiyun 72*4882a593Smuzhiyun extern void timer_of_cleanup(struct timer_of *to); 73*4882a593Smuzhiyun 74*4882a593Smuzhiyun #endif 75