diff options
Diffstat (limited to 'arch/mips/alchemy/devboards/pb1500/platform.c')
| -rw-r--r-- | arch/mips/alchemy/devboards/pb1500/platform.c | 71 |
1 files changed, 58 insertions, 13 deletions
diff --git a/arch/mips/alchemy/devboards/pb1500/platform.c b/arch/mips/alchemy/devboards/pb1500/platform.c index d443bc7..1e52a01 100644 --- a/arch/mips/alchemy/devboards/pb1500/platform.c +++ b/arch/mips/alchemy/devboards/pb1500/platform.c @@ -18,32 +18,77 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include <linux/dma-mapping.h> #include <linux/init.h> +#include <linux/platform_device.h> #include <asm/mach-au1x00/au1000.h> #include <asm/mach-db1x00/bcsr.h> #include "../platform.h" +static int pb1500_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin) +{ + if ((slot < 12) || (slot > 13) || pin == 0) + return -1; + if (slot == 12) + return (pin == 1) ? AU1500_PCI_INTA : 0xff; + if (slot == 13) { + switch (pin) { + case 1: return AU1500_PCI_INTA; + case 2: return AU1500_PCI_INTB; + case 3: return AU1500_PCI_INTC; + case 4: return AU1500_PCI_INTD; + } + } + return -1; +} + +static struct resource alchemy_pci_host_res[] = { + [0] = { + .start = AU1500_PCI_PHYS_ADDR, + .end = AU1500_PCI_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct alchemy_pci_platdata pb1500_pci_pd = { + .board_map_irq = pb1500_map_pci_irq, + .pci_cfg_set = PCI_CONFIG_AEN | PCI_CONFIG_R2H | PCI_CONFIG_R1H | + PCI_CONFIG_CH | +#if defined(__MIPSEB__) + PCI_CONFIG_SIC_HWA_DAT | PCI_CONFIG_SM, +#else + 0, +#endif +}; + +static struct platform_device pb1500_pci_host = { + .dev.platform_data = &pb1500_pci_pd, + .name = "alchemy-pci", + .id = 0, + .num_resources = ARRAY_SIZE(alchemy_pci_host_res), + .resource = alchemy_pci_host_res, +}; + static int __init pb1500_dev_init(void) { int swapped; - /* PCMCIA. single socket, identical to Pb1500 */ - db1x_register_pcmcia_socket(PCMCIA_ATTR_PHYS_ADDR, - PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, - PCMCIA_MEM_PHYS_ADDR, - PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, - PCMCIA_IO_PHYS_ADDR, - PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - AU1500_GPIO11_INT, /* card */ - AU1500_GPIO9_INT, /* insert */ - /*AU1500_GPIO10_INT*/0, /* stschg */ - 0, /* eject */ - 0); /* id */ + /* PCMCIA. single socket, identical to Pb1100 */ + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, + AU1500_GPIO11_INT, AU1500_GPIO9_INT, /* card / insert */ + /*AU1500_GPIO10_INT*/0, 0, 0); /* stschg / eject / id */ swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT; db1x_register_norflash(64 * 1024 * 1024, 4, swapped); + platform_device_register(&pb1500_pci_host); return 0; } -device_initcall(pb1500_dev_init); +arch_initcall(pb1500_dev_init); |