Lines Matching refs:rpc
81 static inline u32 rt3883_pci_r32(struct rt3883_pci_controller *rpc, in rt3883_pci_r32() argument
84 return ioread32(rpc->base + reg); in rt3883_pci_r32()
87 static inline void rt3883_pci_w32(struct rt3883_pci_controller *rpc, in rt3883_pci_w32() argument
90 iowrite32(val, rpc->base + reg); in rt3883_pci_w32()
100 static u32 rt3883_pci_read_cfg32(struct rt3883_pci_controller *rpc, in rt3883_pci_read_cfg32() argument
109 rt3883_pci_w32(rpc, address, RT3883_PCI_REG_CFGADDR); in rt3883_pci_read_cfg32()
110 ret = rt3883_pci_r32(rpc, RT3883_PCI_REG_CFGDATA); in rt3883_pci_read_cfg32()
115 static void rt3883_pci_write_cfg32(struct rt3883_pci_controller *rpc, in rt3883_pci_write_cfg32() argument
123 rt3883_pci_w32(rpc, address, RT3883_PCI_REG_CFGADDR); in rt3883_pci_write_cfg32()
124 rt3883_pci_w32(rpc, val, RT3883_PCI_REG_CFGDATA); in rt3883_pci_write_cfg32()
129 struct rt3883_pci_controller *rpc; in rt3883_pci_irq_handler() local
132 rpc = irq_desc_get_handler_data(desc); in rt3883_pci_irq_handler()
134 pending = rt3883_pci_r32(rpc, RT3883_PCI_REG_PCIINT) & in rt3883_pci_irq_handler()
135 rt3883_pci_r32(rpc, RT3883_PCI_REG_PCIENA); in rt3883_pci_irq_handler()
145 generic_handle_domain_irq(rpc->irq_domain, bit); in rt3883_pci_irq_handler()
153 struct rt3883_pci_controller *rpc; in rt3883_pci_irq_unmask() local
156 rpc = irq_data_get_irq_chip_data(d); in rt3883_pci_irq_unmask()
158 t = rt3883_pci_r32(rpc, RT3883_PCI_REG_PCIENA); in rt3883_pci_irq_unmask()
159 rt3883_pci_w32(rpc, t | BIT(d->hwirq), RT3883_PCI_REG_PCIENA); in rt3883_pci_irq_unmask()
161 rt3883_pci_r32(rpc, RT3883_PCI_REG_PCIENA); in rt3883_pci_irq_unmask()
166 struct rt3883_pci_controller *rpc; in rt3883_pci_irq_mask() local
169 rpc = irq_data_get_irq_chip_data(d); in rt3883_pci_irq_mask()
171 t = rt3883_pci_r32(rpc, RT3883_PCI_REG_PCIENA); in rt3883_pci_irq_mask()
172 rt3883_pci_w32(rpc, t & ~BIT(d->hwirq), RT3883_PCI_REG_PCIENA); in rt3883_pci_irq_mask()
174 rt3883_pci_r32(rpc, RT3883_PCI_REG_PCIENA); in rt3883_pci_irq_mask()
199 struct rt3883_pci_controller *rpc) in rt3883_pci_irq_init() argument
203 irq = irq_of_parse_and_map(rpc->intc_of_node, 0); in rt3883_pci_irq_init()
205 dev_err(dev, "%pOF has no IRQ", rpc->intc_of_node); in rt3883_pci_irq_init()
210 rt3883_pci_w32(rpc, 0, RT3883_PCI_REG_PCIENA); in rt3883_pci_irq_init()
212 rpc->irq_domain = in rt3883_pci_irq_init()
213 irq_domain_add_linear(rpc->intc_of_node, RT3883_PCI_IRQ_COUNT, in rt3883_pci_irq_init()
215 rpc); in rt3883_pci_irq_init()
216 if (!rpc->irq_domain) { in rt3883_pci_irq_init()
221 irq_set_chained_handler_and_data(irq, rt3883_pci_irq_handler, rpc); in rt3883_pci_irq_init()
229 struct rt3883_pci_controller *rpc; in rt3883_pci_config_read() local
233 rpc = pci_bus_to_rt3883_controller(bus); in rt3883_pci_config_read()
235 if (!rpc->pcie_ready && bus->number == 1) in rt3883_pci_config_read()
241 rt3883_pci_w32(rpc, address, RT3883_PCI_REG_CFGADDR); in rt3883_pci_config_read()
242 data = rt3883_pci_r32(rpc, RT3883_PCI_REG_CFGDATA); in rt3883_pci_config_read()
262 struct rt3883_pci_controller *rpc; in rt3883_pci_config_write() local
266 rpc = pci_bus_to_rt3883_controller(bus); in rt3883_pci_config_write()
268 if (!rpc->pcie_ready && bus->number == 1) in rt3883_pci_config_write()
274 rt3883_pci_w32(rpc, address, RT3883_PCI_REG_CFGADDR); in rt3883_pci_config_write()
275 data = rt3883_pci_r32(rpc, RT3883_PCI_REG_CFGDATA); in rt3883_pci_config_write()
291 rt3883_pci_w32(rpc, data, RT3883_PCI_REG_CFGDATA); in rt3883_pci_config_write()
301 static void rt3883_pci_preinit(struct rt3883_pci_controller *rpc, unsigned mode) in rt3883_pci_preinit() argument
368 rt3883_pci_w32(rpc, t, RT3883_PCI_REG_PCICFG); in rt3883_pci_preinit()
371 rt3883_pci_r32(rpc, RT3883_PCI_REG_PCICFG); in rt3883_pci_preinit()
377 t = rt3883_pci_r32(rpc, RT3883_PCI_REG_STATUS(1)); in rt3883_pci_preinit()
379 rpc->pcie_ready = t & BIT(0); in rt3883_pci_preinit()
381 if (!rpc->pcie_ready) { in rt3883_pci_preinit()
401 rt3883_pci_w32(rpc, 0x79, RT3883_PCI_REG_ARBCTL); in rt3883_pci_preinit()
406 struct rt3883_pci_controller *rpc; in rt3883_pci_probe() local
415 rpc = devm_kzalloc(dev, sizeof(*rpc), GFP_KERNEL); in rt3883_pci_probe()
416 if (!rpc) in rt3883_pci_probe()
420 rpc->base = devm_ioremap_resource(dev, res); in rt3883_pci_probe()
421 if (IS_ERR(rpc->base)) in rt3883_pci_probe()
422 return PTR_ERR(rpc->base); in rt3883_pci_probe()
427 rpc->intc_of_node = child; in rt3883_pci_probe()
432 if (!rpc->intc_of_node) { in rt3883_pci_probe()
441 rpc->pci_controller.of_node = child; in rt3883_pci_probe()
446 if (!rpc->pci_controller.of_node) { in rt3883_pci_probe()
454 for_each_available_child_of_node(rpc->pci_controller.of_node, child) { in rt3883_pci_probe()
486 rt3883_pci_preinit(rpc, mode); in rt3883_pci_probe()
488 rpc->pci_controller.pci_ops = &rt3883_pci_ops; in rt3883_pci_probe()
489 rpc->pci_controller.io_resource = &rpc->io_res; in rt3883_pci_probe()
490 rpc->pci_controller.mem_resource = &rpc->mem_res; in rt3883_pci_probe()
493 pci_load_of_ranges(&rpc->pci_controller, in rt3883_pci_probe()
494 rpc->pci_controller.of_node); in rt3883_pci_probe()
496 rt3883_pci_w32(rpc, rpc->mem_res.start, RT3883_PCI_REG_MEMBASE); in rt3883_pci_probe()
497 rt3883_pci_w32(rpc, rpc->io_res.start, RT3883_PCI_REG_IOBASE); in rt3883_pci_probe()
499 ioport_resource.start = rpc->io_res.start; in rt3883_pci_probe()
500 ioport_resource.end = rpc->io_res.end; in rt3883_pci_probe()
503 rt3883_pci_w32(rpc, 0x03ff0000, RT3883_PCI_REG_BAR0SETUP(0)); in rt3883_pci_probe()
504 rt3883_pci_w32(rpc, RT3883_MEMORY_BASE, RT3883_PCI_REG_IMBASEBAR0(0)); in rt3883_pci_probe()
505 rt3883_pci_w32(rpc, 0x08021814, RT3883_PCI_REG_ID(0)); in rt3883_pci_probe()
506 rt3883_pci_w32(rpc, 0x00800001, RT3883_PCI_REG_CLASS(0)); in rt3883_pci_probe()
507 rt3883_pci_w32(rpc, 0x28801814, RT3883_PCI_REG_SUBID(0)); in rt3883_pci_probe()
510 rt3883_pci_w32(rpc, 0x03ff0000, RT3883_PCI_REG_BAR0SETUP(1)); in rt3883_pci_probe()
511 rt3883_pci_w32(rpc, RT3883_MEMORY_BASE, RT3883_PCI_REG_IMBASEBAR0(1)); in rt3883_pci_probe()
512 rt3883_pci_w32(rpc, 0x08021814, RT3883_PCI_REG_ID(1)); in rt3883_pci_probe()
513 rt3883_pci_w32(rpc, 0x06040001, RT3883_PCI_REG_CLASS(1)); in rt3883_pci_probe()
514 rt3883_pci_w32(rpc, 0x28801814, RT3883_PCI_REG_SUBID(1)); in rt3883_pci_probe()
516 err = rt3883_pci_irq_init(dev, rpc); in rt3883_pci_probe()
521 val = rt3883_pci_read_cfg32(rpc, 0, 0x01, 0, PCI_COMMAND); in rt3883_pci_probe()
523 rt3883_pci_write_cfg32(rpc, 0, 0x01, 0, PCI_COMMAND, val); in rt3883_pci_probe()
526 val = rt3883_pci_read_cfg32(rpc, 0, 0x00, 0, PCI_COMMAND); in rt3883_pci_probe()
528 rt3883_pci_write_cfg32(rpc, 0, 0x00, 0, PCI_COMMAND, val); in rt3883_pci_probe()
531 rt3883_pci_w32(rpc, 0x03ff0001, RT3883_PCI_REG_BAR0SETUP(0)); in rt3883_pci_probe()
532 rt3883_pci_w32(rpc, 0x03ff0001, RT3883_PCI_REG_BAR0SETUP(1)); in rt3883_pci_probe()
534 rt3883_pci_write_cfg32(rpc, 0, RT3883_P2P_BR_DEVNUM, 0, in rt3883_pci_probe()
538 rt3883_pci_read_cfg32(rpc, 0, RT3883_P2P_BR_DEVNUM, 0, in rt3883_pci_probe()
541 rt3883_pci_write_cfg32(rpc, 0, RT3883_P2P_BR_DEVNUM, 0, in rt3883_pci_probe()
545 register_pci_controller(&rpc->pci_controller); in rt3883_pci_probe()
550 of_node_put(rpc->pci_controller.of_node); in rt3883_pci_probe()
552 of_node_put(rpc->intc_of_node); in rt3883_pci_probe()