83 	struct iproc_pcie *pcie;  in iproc_data()  local
87 	pcie = sys->private_data;  in iproc_data()
89 	pcie = bus->sysdata;  in iproc_data()
91 	return pcie;  in iproc_data()
102 	struct iproc_pcie *pcie = iproc_data(bus);  in iproc_pcie_map_cfg_bus()  local
113 		       pcie->base + CFG_IND_ADDR_OFFSET);  in iproc_pcie_map_cfg_bus()
114 		return (pcie->base + CFG_IND_DATA_OFFSET);  in iproc_pcie_map_cfg_bus()
126 	writel(val, pcie->base + CFG_ADDR_OFFSET);  in iproc_pcie_map_cfg_bus()
128 	return (pcie->base + CFG_DATA_OFFSET);  in iproc_pcie_map_cfg_bus()
137 static void iproc_pcie_reset(struct iproc_pcie *pcie)  in iproc_pcie_reset()  argument
145 	val = readl(pcie->base + CLK_CONTROL_OFFSET);  in iproc_pcie_reset()
148 	writel(val, pcie->base + CLK_CONTROL_OFFSET);  in iproc_pcie_reset()
152 	writel(val, pcie->base + CLK_CONTROL_OFFSET);  in iproc_pcie_reset()
156 static int iproc_pcie_check_link(struct iproc_pcie *pcie, struct pci_bus *bus)  in iproc_pcie_check_link()  argument
163 	val = readl(pcie->base + PCIE_LINK_STATUS_OFFSET);  in iproc_pcie_check_link()
165 		dev_err(pcie->dev, "PHY or data link is INACTIVE!\n");  in iproc_pcie_check_link()
172 		dev_err(pcie->dev, "in EP mode, hdr=%#02x\n", hdr_type);  in iproc_pcie_check_link()
217 	dev_info(pcie->dev, "link: %s\n", link_is_active ? "UP" : "DOWN");  in iproc_pcie_check_link()
222 static void iproc_pcie_enable(struct iproc_pcie *pcie)  in iproc_pcie_enable()  argument
224 	writel(SYS_RC_INTX_MASK, pcie->base + SYS_RC_INTX_EN);  in iproc_pcie_enable()
238 static int iproc_pcie_setup_ob(struct iproc_pcie *pcie, u64 axi_addr,  in iproc_pcie_setup_ob()  argument
241 	struct iproc_pcie_ob *ob = &pcie->ob;  in iproc_pcie_setup_ob()
247 		dev_err(pcie->dev,  in iproc_pcie_setup_ob()
255 		dev_err(pcie->dev,  in iproc_pcie_setup_ob()
262 		dev_err(pcie->dev,  in iproc_pcie_setup_ob()
276 		       (ob->set_oarr_size ? 1 : 0), pcie->base + OARR_LO(i));  in iproc_pcie_setup_ob()
277 		writel(upper_32_bits(axi_addr), pcie->base + OARR_HI(i));  in iproc_pcie_setup_ob()
278 		writel(lower_32_bits(pci_addr), pcie->base + OMAP_LO(i));  in iproc_pcie_setup_ob()
279 		writel(upper_32_bits(pci_addr), pcie->base + OMAP_HI(i));  in iproc_pcie_setup_ob()
292 static int iproc_pcie_map_ranges(struct iproc_pcie *pcie,  in iproc_pcie_map_ranges()  argument
307 			ret = iproc_pcie_setup_ob(pcie, res->start,  in iproc_pcie_map_ranges()
314 			dev_err(pcie->dev, "invalid resource %pR\n", res);  in iproc_pcie_map_ranges()
322 int iproc_pcie_setup(struct iproc_pcie *pcie, struct list_head *res)  in iproc_pcie_setup()  argument
328 	if (!pcie || !pcie->dev || !pcie->base)  in iproc_pcie_setup()
331 	ret = phy_init(pcie->phy);  in iproc_pcie_setup()
333 		dev_err(pcie->dev, "unable to initialize PCIe PHY\n");  in iproc_pcie_setup()
337 	ret = phy_power_on(pcie->phy);  in iproc_pcie_setup()
339 		dev_err(pcie->dev, "unable to power on PCIe PHY\n");  in iproc_pcie_setup()
343 	iproc_pcie_reset(pcie);  in iproc_pcie_setup()
345 	if (pcie->need_ob_cfg) {  in iproc_pcie_setup()
346 		ret = iproc_pcie_map_ranges(pcie, res);  in iproc_pcie_setup()
348 			dev_err(pcie->dev, "map failed\n");  in iproc_pcie_setup()
354 	pcie->sysdata.private_data = pcie;  in iproc_pcie_setup()
355 	sysdata = &pcie->sysdata;  in iproc_pcie_setup()
357 	sysdata = pcie;  in iproc_pcie_setup()
360 	bus = pci_create_root_bus(pcie->dev, 0, &iproc_pcie_ops, sysdata, res);  in iproc_pcie_setup()
362 		dev_err(pcie->dev, "unable to create PCI root bus\n");  in iproc_pcie_setup()
366 	pcie->root_bus = bus;  in iproc_pcie_setup()
368 	ret = iproc_pcie_check_link(pcie, bus);  in iproc_pcie_setup()
370 		dev_err(pcie->dev, "no PCIe EP device detected\n");  in iproc_pcie_setup()
374 	iproc_pcie_enable(pcie);  in iproc_pcie_setup()
378 	pci_fixup_irqs(pci_common_swizzle, pcie->map_irq);  in iproc_pcie_setup()
388 	phy_power_off(pcie->phy);  in iproc_pcie_setup()
390 	phy_exit(pcie->phy);  in iproc_pcie_setup()
395 int iproc_pcie_remove(struct iproc_pcie *pcie)  in iproc_pcie_remove()  argument
397 	pci_stop_root_bus(pcie->root_bus);  in iproc_pcie_remove()
398 	pci_remove_root_bus(pcie->root_bus);  in iproc_pcie_remove()
400 	phy_power_off(pcie->phy);  in iproc_pcie_remove()
401 	phy_exit(pcie->phy);  in iproc_pcie_remove()