70 			 * must be disabled at this point.  in arch_timer_mmio_write()
135 	struct arch_timer *at = cs_to_arch_timer(cs);  in arch_mmio_counter_read()  local
137 	return arch_counter_mmio_get_cnt(at);  in arch_mmio_counter_read()
142 	struct arch_timer *at = evt_to_arch_timer(clk);  in arch_timer_mmio_shutdown()  local
145 	ctrl = arch_timer_mmio_read(at, ARCH_TIMER_REG_CTRL);  in arch_timer_mmio_shutdown()
147 	arch_timer_mmio_write(at, ARCH_TIMER_REG_CTRL, ctrl);  in arch_timer_mmio_shutdown()
180 	struct arch_timer *at = evt_to_arch_timer(evt);  in arch_timer_mmio_handler()  local
183 	ctrl = arch_timer_mmio_read(at, ARCH_TIMER_REG_CTRL);  in arch_timer_mmio_handler()
186 		arch_timer_mmio_write(at, ARCH_TIMER_REG_CTRL, ctrl);  in arch_timer_mmio_handler()
197 	struct arch_timer *at = platform_get_drvdata(pdev);  in find_best_frame()  local
201 	cntctlbase = ioremap(at->gt_block->cntctlbase, at->gt_block->size);  in find_best_frame()
204 			&at->gt_block->cntctlbase);  in find_best_frame()
218 		frame = &at->gt_block->frame[i];  in find_best_frame()
231 			at->access = VIRT_ACCESS;  in find_best_frame()
239 		at->access = PHYS_ACCESS;  in find_best_frame()
248 static void arch_timer_mmio_setup(struct arch_timer *at, int irq)  in arch_timer_mmio_setup()  argument
250 	at->evt = (struct clock_event_device) {  in arch_timer_mmio_setup()
262 	at->evt.set_state_shutdown(&at->evt);  in arch_timer_mmio_setup()
264 	clockevents_config_and_register(&at->evt, at->rate, 0xf,  in arch_timer_mmio_setup()
267 	enable_irq(at->evt.irq);  in arch_timer_mmio_setup()
269 	at->cs = (struct clocksource) {  in arch_timer_mmio_setup()
277 	clocksource_register_hz(&at->cs, at->rate);  in arch_timer_mmio_setup()
283 	struct arch_timer *at = platform_get_drvdata(pdev);  in arch_timer_mmio_frame_register()  local
292 	at->base = devm_ioremap(&pdev->dev, frame->cntbase, frame->size);  in arch_timer_mmio_frame_register()
293 	if (!at->base) {  in arch_timer_mmio_frame_register()
304 	rate = readl_relaxed(at->base + CNTFRQ);  in arch_timer_mmio_frame_register()
306 	if (!np || of_property_read_u32(np, "clock-frequency", &at->rate))  in arch_timer_mmio_frame_register()
307 		at->rate = rate;  in arch_timer_mmio_frame_register()
309 	if (!at->rate)  in arch_timer_mmio_frame_register()
310 		at->rate = arch_timer_get_rate();  in arch_timer_mmio_frame_register()
312 	irq = at->access == VIRT_ACCESS ? frame->virt_irq : frame->phys_irq;  in arch_timer_mmio_frame_register()
315 			       &at->evt);  in arch_timer_mmio_frame_register()
322 	arch_timer_mmio_setup(at, irq);  in arch_timer_mmio_frame_register()
327 				struct arch_timer *at)  in of_populate_gt_block()  argument
334 	at->gt_block->cntctlbase = res.start;  in of_populate_gt_block()
335 	at->gt_block->size = resource_size(&res);  in of_populate_gt_block()
352 		frame = &at->gt_block->frame[n];  in of_populate_gt_block()
377 	struct arch_timer *at;  in arch_timer_mmio_probe()  local
383 	at = devm_kmalloc(&pdev->dev, sizeof(*at), GFP_KERNEL | __GFP_ZERO);  in arch_timer_mmio_probe()
384 	if (!at)  in arch_timer_mmio_probe()
388 		at->gt_block = devm_kmalloc(&pdev->dev, sizeof(*at->gt_block),  in arch_timer_mmio_probe()
390 		if (!at->gt_block)  in arch_timer_mmio_probe()
392 		ret = of_populate_gt_block(pdev, at);  in arch_timer_mmio_probe()
396 		at->gt_block = dev_get_platdata(&pdev->dev);  in arch_timer_mmio_probe()
399 	platform_set_drvdata(pdev, at);  in arch_timer_mmio_probe()
405 			&at->gt_block->cntctlbase);  in arch_timer_mmio_probe()
412 			 "mmio timer running at %lu.%02luMHz (%s)\n",  in arch_timer_mmio_probe()
413 			 (unsigned long)at->rate / 1000000,  in arch_timer_mmio_probe()
414 			 (unsigned long)(at->rate / 10000) % 100,  in arch_timer_mmio_probe()
415 			 at->access == VIRT_ACCESS ? "virt" : "phys");  in arch_timer_mmio_probe()