29 	struct sh_mtu2_device *mtu;  member
157 		return ioread8(ch->mtu->mapbase + 0x280);  in sh_mtu2_read()
173 		return iowrite8(value, ch->mtu->mapbase + 0x280);  in sh_mtu2_write()
188 	raw_spin_lock_irqsave(&ch->mtu->lock, flags);  in sh_mtu2_start_stop_ch()
197 	raw_spin_unlock_irqrestore(&ch->mtu->lock, flags);  in sh_mtu2_start_stop_ch()
206 	pm_runtime_get_sync(&ch->mtu->pdev->dev);  in sh_mtu2_enable()
207 	dev_pm_syscore_device(&ch->mtu->pdev->dev, true);  in sh_mtu2_enable()
210 	ret = clk_enable(ch->mtu->clk);  in sh_mtu2_enable()
212 		dev_err(&ch->mtu->pdev->dev, "ch%u: cannot enable clock\n",  in sh_mtu2_enable()
220 	rate = clk_get_rate(ch->mtu->clk) / 64;  in sh_mtu2_enable()
247 	clk_disable(ch->mtu->clk);  in sh_mtu2_disable()
249 	dev_pm_syscore_device(&ch->mtu->pdev->dev, false);  in sh_mtu2_disable()
250 	pm_runtime_put(&ch->mtu->pdev->dev);  in sh_mtu2_disable()
288 	dev_info(&ch->mtu->pdev->dev, "ch%u: used for periodic clock events\n",  in sh_mtu2_clock_event_set_periodic()
296 	pm_genpd_syscore_poweroff(&ced_to_sh_mtu2(ced)->mtu->pdev->dev);  in sh_mtu2_clock_event_suspend()
301 	pm_genpd_syscore_poweron(&ced_to_sh_mtu2(ced)->mtu->pdev->dev);  in sh_mtu2_clock_event_resume()
318 	dev_info(&ch->mtu->pdev->dev, "ch%u: used for clock events\n",  in sh_mtu2_register_clockevent()
325 	ch->mtu->has_clockevent = true;  in sh_mtu2_register()
336 				 struct sh_mtu2_device *mtu)  in sh_mtu2_setup_channel()  argument
342 	ch->mtu = mtu;  in sh_mtu2_setup_channel()
345 	irq = platform_get_irq_byname(mtu->pdev, name);  in sh_mtu2_setup_channel()
353 			  dev_name(&ch->mtu->pdev->dev), ch);  in sh_mtu2_setup_channel()
355 		dev_err(&ch->mtu->pdev->dev, "ch%u: failed to request irq %d\n",  in sh_mtu2_setup_channel()
360 	ch->base = mtu->mapbase + sh_mtu2_channel_offsets[index];  in sh_mtu2_setup_channel()
363 	return sh_mtu2_register(ch, dev_name(&mtu->pdev->dev));  in sh_mtu2_setup_channel()
366 static int sh_mtu2_map_memory(struct sh_mtu2_device *mtu)  in sh_mtu2_map_memory()  argument
370 	res = platform_get_resource(mtu->pdev, IORESOURCE_MEM, 0);  in sh_mtu2_map_memory()
372 		dev_err(&mtu->pdev->dev, "failed to get I/O memory\n");  in sh_mtu2_map_memory()
376 	mtu->mapbase = ioremap_nocache(res->start, resource_size(res));  in sh_mtu2_map_memory()
377 	if (mtu->mapbase == NULL)  in sh_mtu2_map_memory()
383 static int sh_mtu2_setup(struct sh_mtu2_device *mtu,  in sh_mtu2_setup()  argument
389 	mtu->pdev = pdev;  in sh_mtu2_setup()
391 	raw_spin_lock_init(&mtu->lock);  in sh_mtu2_setup()
394 	mtu->clk = clk_get(&mtu->pdev->dev, "fck");  in sh_mtu2_setup()
395 	if (IS_ERR(mtu->clk)) {  in sh_mtu2_setup()
396 		dev_err(&mtu->pdev->dev, "cannot get clock\n");  in sh_mtu2_setup()
397 		return PTR_ERR(mtu->clk);  in sh_mtu2_setup()
400 	ret = clk_prepare(mtu->clk);  in sh_mtu2_setup()
405 	ret = sh_mtu2_map_memory(mtu);  in sh_mtu2_setup()
407 		dev_err(&mtu->pdev->dev, "failed to remap I/O memory\n");  in sh_mtu2_setup()
416 	mtu->num_channels = min_t(unsigned int, ret,  in sh_mtu2_setup()
419 	mtu->channels = kcalloc(mtu->num_channels, sizeof(*mtu->channels),  in sh_mtu2_setup()
421 	if (mtu->channels == NULL) {  in sh_mtu2_setup()
426 	for (i = 0; i < mtu->num_channels; ++i) {  in sh_mtu2_setup()
427 		ret = sh_mtu2_setup_channel(&mtu->channels[i], i, mtu);  in sh_mtu2_setup()
432 	platform_set_drvdata(pdev, mtu);  in sh_mtu2_setup()
437 	kfree(mtu->channels);  in sh_mtu2_setup()
438 	iounmap(mtu->mapbase);  in sh_mtu2_setup()
440 	clk_unprepare(mtu->clk);  in sh_mtu2_setup()
442 	clk_put(mtu->clk);  in sh_mtu2_setup()
448 	struct sh_mtu2_device *mtu = platform_get_drvdata(pdev);  in sh_mtu2_probe()  local
456 	if (mtu) {  in sh_mtu2_probe()
461 	mtu = kzalloc(sizeof(*mtu), GFP_KERNEL);  in sh_mtu2_probe()
462 	if (mtu == NULL)  in sh_mtu2_probe()
465 	ret = sh_mtu2_setup(mtu, pdev);  in sh_mtu2_probe()
467 		kfree(mtu);  in sh_mtu2_probe()
475 	if (mtu->has_clockevent)  in sh_mtu2_probe()