233 				     u32 mmio_addr,  in sp5100_tco_request_region()  argument
236 	if (!devm_request_mem_region(dev, mmio_addr, SP5100_WDT_MEM_MAP_SIZE,  in sp5100_tco_request_region()
238 		dev_dbg(dev, "MMIO address 0x%08x already in use\n", mmio_addr);  in sp5100_tco_request_region()
242 	return mmio_addr;  in sp5100_tco_request_region()
246 				   u32 mmio_addr,  in sp5100_tco_prepare_base()  argument
252 	dev_dbg(dev, "Got 0x%08x from SBResource_MMIO register\n", mmio_addr);  in sp5100_tco_prepare_base()
254 	if (!mmio_addr && !alt_mmio_addr)  in sp5100_tco_prepare_base()
258 	if (mmio_addr)  in sp5100_tco_prepare_base()
259 		mmio_addr = sp5100_tco_request_region(dev, mmio_addr, dev_name);  in sp5100_tco_prepare_base()
261 	if (!mmio_addr && alt_mmio_addr)  in sp5100_tco_prepare_base()
262 		mmio_addr = sp5100_tco_request_region(dev, alt_mmio_addr, dev_name);  in sp5100_tco_prepare_base()
264 	if (!mmio_addr) {  in sp5100_tco_prepare_base()
269 	tco->tcobase = devm_ioremap(dev, mmio_addr, SP5100_WDT_MEM_MAP_SIZE);  in sp5100_tco_prepare_base()
271 		dev_err(dev, "MMIO address 0x%08x failed mapping\n", mmio_addr);  in sp5100_tco_prepare_base()
272 		devm_release_mem_region(dev, mmio_addr, SP5100_WDT_MEM_MAP_SIZE);  in sp5100_tco_prepare_base()
276 	dev_info(dev, "Using 0x%08x for watchdog MMIO address\n", mmio_addr);  in sp5100_tco_prepare_base()
343 	u32 mmio_addr = 0, alt_mmio_addr = 0;  in sp5100_tco_setupdevice_mmio()  local
386 	mmio_addr = EFCH_PM_WDT_ADDR;  in sp5100_tco_setupdevice_mmio()
394 	ret = sp5100_tco_prepare_base(tco, mmio_addr, alt_mmio_addr, dev_name);  in sp5100_tco_setupdevice_mmio()
415 	u32 mmio_addr = 0, val;  in sp5100_tco_setupdevice()  local
436 		mmio_addr = sp5100_tco_read_pm_reg32(SP5100_PM_WATCHDOG_BASE) &  in sp5100_tco_setupdevice()
455 		mmio_addr = sp5100_tco_read_pm_reg32(SB800_PM_WATCHDOG_BASE) &  in sp5100_tco_setupdevice()
469 			mmio_addr = EFCH_PM_WDT_ADDR;  in sp5100_tco_setupdevice()
480 	ret = sp5100_tco_prepare_base(tco, mmio_addr, alt_mmio_addr, dev_name);  in sp5100_tco_setupdevice()