static void __init tx4927_pci_setup(void) { int extarb = !(__raw_readq(&tx4927_ccfgptr->ccfg) & TX4927_CCFG_PCIARB); struct pci_controller *c = &txx9_primary_pcic; register_pci_controller(c); if (__raw_readq(&tx4927_ccfgptr->ccfg) & TX4927_CCFG_PCI66) txx9_pci_option = (txx9_pci_option & ~TXX9_PCI_OPT_CLK_MASK) | TXX9_PCI_OPT_CLK_66; /* already configured */ /* Reset PCI Bus */ writeb(1, rbtx4927_pcireset_addr); /* Reset PCIC */ txx9_set64(&tx4927_ccfgptr->clkctr, TX4927_CLKCTR_PCIRST); if ((txx9_pci_option & TXX9_PCI_OPT_CLK_MASK) == TXX9_PCI_OPT_CLK_66) tx4927_pciclk66_setup(); mdelay(10); /* clear PCIC reset */ txx9_clear64(&tx4927_ccfgptr->clkctr, TX4927_CLKCTR_PCIRST); writeb(0, rbtx4927_pcireset_addr); iob(); tx4927_report_pciclk(); tx4927_pcic_setup(tx4927_pcicptr, c, extarb); if ((txx9_pci_option & TXX9_PCI_OPT_CLK_MASK) == TXX9_PCI_OPT_CLK_AUTO && txx9_pci66_check(c, 0, 0)) { /* Reset PCI Bus */ writeb(1, rbtx4927_pcireset_addr); /* Reset PCIC */ txx9_set64(&tx4927_ccfgptr->clkctr, TX4927_CLKCTR_PCIRST); tx4927_pciclk66_setup(); mdelay(10); /* clear PCIC reset */ txx9_clear64(&tx4927_ccfgptr->clkctr, TX4927_CLKCTR_PCIRST); writeb(0, rbtx4927_pcireset_addr); iob(); /* Reinitialize PCIC */ tx4927_report_pciclk(); tx4927_pcic_setup(tx4927_pcicptr, c, extarb); } tx4927_setup_pcierr_irq(); }
static void __init rbtx4938_mem_setup(void) { unsigned long long pcfg; if (txx9_master_clock == 0) txx9_master_clock = 25000000; /* 25MHz */ tx4938_setup(); #ifdef CONFIG_PCI txx9_alloc_pci_controller(&txx9_primary_pcic, 0, 0, 0, 0); txx9_board_pcibios_setup = tx4927_pcibios_setup; #else set_io_port_base(RBTX4938_ETHER_BASE); #endif tx4938_sio_init(7372800, 0); #ifdef CONFIG_TOSHIBA_RBTX4938_MPLEX_PIO58_61 pr_info("PIOSEL: disabling both ATA and NAND selection\n"); txx9_clear64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_NDF_SEL | TX4938_PCFG_ATA_SEL); #endif #ifdef CONFIG_TOSHIBA_RBTX4938_MPLEX_NAND pr_info("PIOSEL: enabling NAND selection\n"); txx9_set64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_NDF_SEL); txx9_clear64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_ATA_SEL); #endif #ifdef CONFIG_TOSHIBA_RBTX4938_MPLEX_ATA pr_info("PIOSEL: enabling ATA selection\n"); txx9_set64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_ATA_SEL); txx9_clear64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_NDF_SEL); #endif #ifdef CONFIG_TOSHIBA_RBTX4938_MPLEX_KEEP pcfg = ____raw_readq(&tx4938_ccfgptr->pcfg); pr_info("PIOSEL: NAND %s, ATA %s\n", (pcfg & TX4938_PCFG_NDF_SEL) ? "enabled" : "disabled", (pcfg & TX4938_PCFG_ATA_SEL) ? "enabled" : "disabled"); #endif rbtx4938_spi_setup(); pcfg = ____raw_readq(&tx4938_ccfgptr->pcfg); /* updated */ /* fixup piosel */ if ((pcfg & (TX4938_PCFG_ATA_SEL | TX4938_PCFG_NDF_SEL)) == TX4938_PCFG_ATA_SEL) writeb((readb(rbtx4938_piosel_addr) & 0x03) | 0x04, rbtx4938_piosel_addr); else if ((pcfg & (TX4938_PCFG_ATA_SEL | TX4938_PCFG_NDF_SEL)) == TX4938_PCFG_NDF_SEL) writeb((readb(rbtx4938_piosel_addr) & 0x03) | 0x08, rbtx4938_piosel_addr); else writeb(readb(rbtx4938_piosel_addr) & ~(0x08 | 0x04), rbtx4938_piosel_addr); rbtx4938_fpga_resource.name = "FPGA Registers"; rbtx4938_fpga_resource.start = CPHYSADDR(RBTX4938_FPGA_REG_ADDR); rbtx4938_fpga_resource.end = CPHYSADDR(RBTX4938_FPGA_REG_ADDR) + 0xffff; rbtx4938_fpga_resource.flags = IORESOURCE_MEM | IORESOURCE_BUSY; if (request_resource(&txx9_ce_res[2], &rbtx4938_fpga_resource)) printk(KERN_ERR "request resource for fpga failed\n"); _machine_restart = rbtx4938_machine_restart; writeb(0xff, rbtx4938_led_addr); printk(KERN_INFO "RBTX4938 --- FPGA(Rev %02x) DIPSW:%02x,%02x\n", readb(rbtx4938_fpga_rev_addr), readb(rbtx4938_dipsw_addr), readb(rbtx4938_bdipsw_addr)); }
static void __init rbtx4938_pci_setup(void) { #ifdef CONFIG_PCI int extarb = !(__raw_readq(&tx4938_ccfgptr->ccfg) & TX4938_CCFG_PCIARB); struct pci_controller *c = &txx9_primary_pcic; register_pci_controller(c); if (__raw_readq(&tx4938_ccfgptr->ccfg) & TX4938_CCFG_PCI66) txx9_pci_option = (txx9_pci_option & ~TXX9_PCI_OPT_CLK_MASK) | TXX9_PCI_OPT_CLK_66; /* already configured */ /* Reset PCI Bus */ writeb(0, rbtx4938_pcireset_addr); /* Reset PCIC */ txx9_set64(&tx4938_ccfgptr->clkctr, TX4938_CLKCTR_PCIRST); if ((txx9_pci_option & TXX9_PCI_OPT_CLK_MASK) == TXX9_PCI_OPT_CLK_66) tx4938_pciclk66_setup(); mdelay(10); /* clear PCIC reset */ txx9_clear64(&tx4938_ccfgptr->clkctr, TX4938_CLKCTR_PCIRST); writeb(1, rbtx4938_pcireset_addr); iob(); tx4938_report_pciclk(); tx4927_pcic_setup(tx4938_pcicptr, c, extarb); if ((txx9_pci_option & TXX9_PCI_OPT_CLK_MASK) == TXX9_PCI_OPT_CLK_AUTO && txx9_pci66_check(c, 0, 0)) { /* Reset PCI Bus */ writeb(0, rbtx4938_pcireset_addr); /* Reset PCIC */ txx9_set64(&tx4938_ccfgptr->clkctr, TX4938_CLKCTR_PCIRST); tx4938_pciclk66_setup(); mdelay(10); /* clear PCIC reset */ txx9_clear64(&tx4938_ccfgptr->clkctr, TX4938_CLKCTR_PCIRST); writeb(1, rbtx4938_pcireset_addr); iob(); /* Reinitialize PCIC */ tx4938_report_pciclk(); tx4927_pcic_setup(tx4938_pcicptr, c, extarb); } if (__raw_readq(&tx4938_ccfgptr->pcfg) & (TX4938_PCFG_ETH0_SEL|TX4938_PCFG_ETH1_SEL)) { /* Reset PCIC1 */ txx9_set64(&tx4938_ccfgptr->clkctr, TX4938_CLKCTR_PCIC1RST); /* PCI1DMD==0 => PCI1CLK==GBUSCLK/2 => PCI66 */ if (!(__raw_readq(&tx4938_ccfgptr->ccfg) & TX4938_CCFG_PCI1DMD)) tx4938_ccfg_set(TX4938_CCFG_PCI1_66); mdelay(10); /* clear PCIC1 reset */ txx9_clear64(&tx4938_ccfgptr->clkctr, TX4938_CLKCTR_PCIC1RST); tx4938_report_pci1clk(); /* mem:64K(max), io:64K(max) (enough for ETH0,ETH1) */ c = txx9_alloc_pci_controller(NULL, 0, 0x10000, 0, 0x10000); register_pci_controller(c); tx4927_pcic_setup(tx4938_pcic1ptr, c, 0); } tx4938_setup_pcierr_irq(); #endif /* CONFIG_PCI */ }
static void __init rbtx4938_spi_setup(void) { /* set SPI_SEL */ txx9_set64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_SPI_SEL); }