pci/controller/pcie-mediatek.c

179  * @slot: port slot
199 	u32 slot;
357 		if (port->slot == PCI_SLOT(devfn))
655 		port->irq = platform_get_irq(pdev, port->slot);
685 		val |= PCIE_CSR_LTSSM_EN(port->slot) |
686 		       PCIE_CSR_ASPM_L1_EN(port->slot);
689 		val = PCIE_CSR_LTSSM_EN(port->slot) |
690 		      PCIE_CSR_ASPM_L1_EN(port->slot);
779 	u32 func = PCI_FUNC(port->slot);
780 	u32 slot = PCI_SLOT(port->slot << 3);
786 	val |= PCIE_PORT_PERST(port->slot);
791 	val &= ~PCIE_PORT_PERST(port->slot);
803 	val |= PCIE_PORT_INT_EN(port->slot);
814 	writel(PCIE_CONF_ADDR(PCIE_FC_CREDIT, func, slot, 0),
819 	writel(PCIE_CONF_ADDR(PCIE_FC_CREDIT, func, slot, 0),
824 	writel(PCIE_CONF_ADDR(PCIE_FTS_NUM, func, slot, 0),
829 	writel(PCIE_CONF_ADDR(PCIE_FTS_NUM, func, slot, 0),
844 		dev_err(dev, "failed to enable sys_ck%d clock\n", port->slot);
850 		dev_err(dev, "failed to enable ahb_ck%d\n", port->slot);
856 		dev_err(dev, "failed to enable aux_ck%d\n", port->slot);
862 		dev_err(dev, "failed to enable axi_ck%d\n", port->slot);
868 		dev_err(dev, "failed to enable obff_ck%d\n", port->slot);
874 		dev_err(dev, "failed to enable pipe_ck%d\n", port->slot);
883 		dev_err(dev, "failed to initialize port%d phy\n", port->slot);
889 		dev_err(dev, "failed to power on port%d phy\n", port->slot);
896 	dev_info(dev, "Port%d link down\n", port->slot);
919 			       int slot)
931 	snprintf(name, sizeof(name), "port%d", slot);
934 		dev_err(dev, "failed to map port%d base\n", slot);
938 	snprintf(name, sizeof(name), "sys_ck%d", slot);
941 		dev_err(dev, "failed to get sys_ck%d clock\n", slot);
946 	snprintf(name, sizeof(name), "ahb_ck%d", slot);
951 	snprintf(name, sizeof(name), "axi_ck%d", slot);
956 	snprintf(name, sizeof(name), "aux_ck%d", slot);
961 	snprintf(name, sizeof(name), "obff_ck%d", slot);
966 	snprintf(name, sizeof(name), "pipe_ck%d", slot);
971 	snprintf(name, sizeof(name), "pcie-rst%d", slot);
977 	snprintf(name, sizeof(name), "pcie-phy%d", slot);
982 	port->slot = slot;
1054 	int err, slot;
1056 	slot = of_get_pci_domain_nr(dev->of_node);
1057 	if (slot < 0) {
1065 			slot = PCI_SLOT(err);
1067 			err = mtk_pcie_parse_port(pcie, child, slot);
1072 		err = mtk_pcie_parse_port(pcie, node, slot);