/* * FSL SoC setup code * * Maintained by Kumar Gala (see MAINTAINERS for contact information) * * 2006 (c) MontaVista Software, Inc. * Vitaly Bordug * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include extern void init_fcc_ioports(struct fs_platform_info*); extern void init_fec_ioports(struct fs_platform_info*); extern void init_smc_ioports(struct fs_uart_platform_info*); static phys_addr_t immrbase = -1; phys_addr_t get_immrbase(void) { struct device_node *soc; if (immrbase != -1) return immrbase; soc = of_find_node_by_type(NULL, "soc"); if (soc) { int size; const void *prop = of_get_property(soc, "reg", &size); if (prop) immrbase = of_translate_address(soc, prop); of_node_put(soc); } return immrbase; } EXPORT_SYMBOL(get_immrbase); #if defined(CONFIG_CPM2) || defined(CONFIG_8xx) static u32 brgfreq = -1; u32 get_brgfreq(void) { struct device_node *node; const unsigned int *prop; int size; if (brgfreq != -1) return brgfreq; node = of_find_compatible_node(NULL, NULL, "fsl,cpm-brg"); if (node) { prop = of_get_property(node, "clock-frequency", &size); if (prop && size == 4) brgfreq = *prop; of_node_put(node); return brgfreq; } /* Legacy device binding -- will go away when no users are left. */ node = of_find_node_by_type(NULL, "cpm"); if (node) { prop = of_get_property(node, "brg-frequency", &size); if (prop && size == 4) brgfreq = *prop; of_node_put(node); } return brgfreq; } EXPORT_SYMBOL(get_brgfreq); static u32 fs_baudrate = -1; u32 get_baudrate(void) { struct device_node *node; if (fs_baudrate != -1) return fs_baudrate; node = of_find_node_by_type(NULL, "serial"); if (node) { int size; const unsigned int *prop = of_get_property(node, "current-speed", &size); if (prop) fs_baudrate = *prop; of_node_put(node); } return fs_baudrate; } EXPORT_SYMBOL(get_baudrate); #endif /* CONFIG_CPM2 */ static int __init gfar_mdio_of_init(void) { struct device_node *np; unsigned int i; struct platform_device *mdio_dev; struct resource res; int ret; for (np = NULL, i = 0; (np = of_find_compatible_node(np, "mdio", "gianfar")) != NULL; i++) { int k; struct device_node *child = NULL; struct gianfar_mdio_data mdio_data; memset(&res, 0, sizeof(res)); memset(&mdio_data, 0, sizeof(mdio_data)); ret = of_address_to_resource(np, 0, &res); if (ret) goto err; mdio_dev = platform_device_register_simple("fsl-gianfar_mdio", res.start, &res, 1); if (IS_ERR(mdio_dev)) { ret = PTR_ERR(mdio_dev); goto err; } for (k = 0; k < 32; k++) mdio_data.irq[k] = PHY_POLL; while ((child = of_get_next_child(np, child)) != NULL) { int irq = irq_of_parse_and_map(child, 0); if (irq != NO_IRQ) { const u32 *id = of_get_property(child, "reg", NULL); mdio_data.irq[*id] = irq; } } ret = platform_device_add_data(mdio_dev, &mdio_data, sizeof(struct gianfar_mdio_data)); if (ret) goto unreg; } return 0; unreg: platform_device_unregister(mdio_dev); err: return ret; } arch_initcall(gfar_mdio_of_init); static const char *gfar_tx_intr = "tx"; static const char *gfar_rx_intr = "rx"; static const char *gfar_err_intr = "error"; static int __init gfar_of_init(void) { struct device_node *np; unsigned int i; struct platform_device *gfar_dev; struct resource res; int ret; for (np = NULL, i = 0; (np = of_find_compatible_node(np, "network", "gianfar")) != NULL; i++) { struct resource r[4]; struct device_node *phy, *mdio; struct gianfar_platform_data gfar_data; const unsigned int *id; const char *model; const char *ctype; const void *mac_addr; const phandle *ph; int n_res = 2; memset(r, 0, sizeof(r)); memset(&gfar_data, 0, sizeof(gfar_data)); ret = of_address_to_resource(np, 0, &r[0]); if (ret) goto err; of_irq_to_resource(np, 0, &r[1]); model = of_get_property(np, "model", NULL); /* If we aren't the FEC we have multiple interrupts */ if (model && strcasecmp(model, "FEC")) { r[1].name = gfar_tx_intr; r[2].name = gfar_rx_intr; of_irq_to_resource(np, 1, &r[2]); r[3].name = gfar_err_intr; of_irq_to_resource(np, 2, &r[3]); n_res += 2; } gfar_dev = platform_device_register_simple("fsl-gianfar", i, &r[0], n_res); if (IS_ERR(gfar_dev)) { ret = PTR_ERR(gfar_dev); goto err; } mac_addr = of_get_mac_address(np); if (mac_addr) memcpy(gfar_data.mac_addr, mac_addr, 6); if (model && !strcasecmp(model, "TSEC")) gfar_data.device_flags = FSL_GIANFAR_DEV_HAS_GIGABIT | FSL_GIANFAR_DEV_HAS_COALESCE | FSL_GIANFAR_DEV_HAS_RMON | FSL_GIANFAR_DEV_HAS_MULTI_INTR; if (model && !strcasecmp(model, "eTSEC")) gfar_data.device_flags = FSL_GIANFAR_DEV_HAS_GIGABIT | FSL_GIANFAR_DEV_HAS_COALESCE | FSL_GIANFAR_DEV_HAS_RMON | FSL_GIANFAR_DEV_HAS_MULTI_INTR | FSL_GIANFAR_DEV_HAS_CSUM | FSL_GIANFAR_DEV_HAS_VLAN | FSL_GIANFAR_DEV_HAS_EXTENDED_HASH; ctype = of_get_property(np, "phy-connection-type", NULL); /* We only care about rgmii-id. The rest are autodetected */ if (ctype && !strcmp(ctype, "rgmii-id")) gfar_data.interface = PHY_INTERFACE_MODE_RGMII_ID; else gfar_data.interface = PHY_INTERFACE_MODE_MII; ph = of_get_property(np, "phy-handle", NULL); phy = of_find_node_by_phandle(*ph); if (phy == NULL) { ret = -ENODEV; goto unreg; } mdio = of_get_parent(phy); id = of_get_property(phy, "reg", NULL); ret = of_address_to_resource(mdio, 0, &res); if (ret) { of_node_put(phy); of_node_put(mdio); goto unreg; } gfar_data.phy_id = *id; gfar_data.bus_id = res.start; of_node_put(phy); of_node_put(mdio); ret = platform_device_add_data(gfar_dev, &gfar_data, sizeof(struct gianfar_platform_data)); if (ret) goto unreg; } return 0; unreg: platform_device_unregister(gfar_dev); err: return ret; } arch_initcall(gfar_of_init); #ifdef CONFIG_I2C_BOARDINFO #include struct i2c_driver_device { char *of_device; char *i2c_driver; char *i2c_type; }; static struct i2c_driver_device i2c_devices[] __initdata = { {"ricoh,rs5c372a", "rtc-rs5c372", "rs5c372a",}, {"ricoh,rs5c372b", "rtc-rs5c372", "rs5c372b",}, {"ricoh,rv5c386", "rtc-rs5c372", "rv5c386",}, {"ricoh,rv5c387a", "rtc-rs5c372", "rv5c387a",}, {"dallas,ds1307", "rtc-ds1307", "ds1307",}, {"dallas,ds1337", "rtc-ds1307", "ds1337",}, {"dallas,ds1338", "rtc-ds1307", "ds1338",}, {"dallas,ds1339", "rtc-ds1307", "ds1339",}, {"dallas,ds1340", "rtc-ds1307", "ds1340",}, {"stm,m41t00", "rtc-ds1307", "m41t00"}, {"dallas,ds1374", "rtc-ds1374", "rtc-ds1374",}, }; static int __init of_find_i2c_driver(struct device_node *node, struct i2c_board_info *info) { int i; for (i = 0; i < ARRAY_SIZE(i2c_devices); i++) { if (!of_device_is_compatible(node, i2c_devices[i].of_device)) continue; if (strlcpy(info->driver_name, i2c_devices[i].i2c_driver, KOBJ_NAME_LEN) >= KOBJ_NAME_LEN || strlcpy(info->type, i2c_devices[i].i2c_type, I2C_NAME_SIZE) >= I2C_NAME_SIZE) return -ENOMEM; return 0; } return -ENODEV; } static void __init of_register_i2c_devices(struct device_node *adap_node, int bus_num) { struct device_node *node = NULL; while ((node = of_get_next_child(adap_node, node))) { struct i2c_board_info info = {}; const u32 *addr; int len; addr = of_get_property(node, "reg", &len); if (!addr || len < sizeof(int) || *addr > (1 << 10) - 1) { printk(KERN_WARNING "fsl_soc.c: invalid i2c device entry\n"); continue; } info.irq = irq_of_parse_and_map(node, 0); if (info.irq == NO_IRQ) info.irq = -1; if (of_find_i2c_driver(node, &info) < 0) continue; info.addr = *addr; i2c_register_board_info(bus_num, &info, 1); } } static int __init fsl_i2c_of_init(void) { struct device_node *np; unsigned int i = 0; struct platform_device *i2c_dev; int ret; for_each_compatible_node(np, NULL, "fsl-i2c") { struct resource r[2]; struct fsl_i2c_platform_data i2c_data; const unsigned char *flags = NULL; memset(&r, 0, sizeof(r)); memset(&i2c_data, 0, sizeof(i2c_data)); ret = of_address_to_resource(np, 0, &r[0]); if (ret) goto err; of_irq_to_resource(np, 0, &r[1]); i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2); if (IS_ERR(i2c_dev)) { ret = PTR_ERR(i2c_dev); goto err; } i2c_data.device_flags = 0; flags = of_get_property(np, "dfsrr", NULL); if (flags) i2c_data.device_flags |= FSL_I2C_DEV_SEPARATE_DFSRR; flags = of_get_property(np, "fsl5200-clocking", NULL); if (flags) i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200; ret = platform_device_add_data(i2c_dev, &i2c_data, sizeof(struct fsl_i2c_platform_data)); if (ret) goto unreg; of_register_i2c_devices(np, i++); } return 0; unreg: platform_device_unregister(i2c_dev); err: return ret; } arch_initcall(fsl_i2c_of_init); #endif #ifdef CONFIG_PPC_83xx static int __init mpc83xx_wdt_init(void) { struct resource r; struct device_node *soc, *np; struct platform_device *dev; const unsigned int *freq; int ret; np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt"); if (!np) { ret = -ENODEV; goto nodev; } soc = of_find_node_by_type(NULL, "soc"); if (!soc) { ret = -ENODEV; goto nosoc; } freq = of_get_property(soc, "bus-frequency", NULL); if (!freq) { ret = -ENODEV; goto err; } memset(&r, 0, sizeof(r)); ret = of_address_to_resource(np, 0, &r); if (ret) goto err; dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1); if (IS_ERR(dev)) { ret = PTR_ERR(dev); goto err; } ret = platform_device_add_data(dev, freq, sizeof(int)); if (ret) goto unreg; of_node_put(soc); of_node_put(np); return 0; unreg: platform_device_unregister(dev); err: of_node_put(soc); nosoc: of_node_put(np); nodev: return ret; } arch_initcall(mpc83xx_wdt_init); #endif static enum fsl_usb2_phy_modes determine_usb_phy(const char *phy_type) { if (!phy_type) return FSL_USB2_PHY_NONE; if (!strcasecmp(phy_type, "ulpi")) return FSL_USB2_PHY_ULPI; if (!strcasecmp(phy_type, "utmi")) return FSL_USB2_PHY_UTMI; if (!strcasecmp(phy_type, "utmi_wide")) return FSL_USB2_PHY_UTMI_WIDE; if (!strcasecmp(phy_type, "serial")) return FSL_USB2_PHY_SERIAL; return FSL_USB2_PHY_NONE; } static int __init fsl_usb_of_init(void) { struct device_node *np; unsigned int i; struct platform_device *usb_dev_mph = NULL, *usb_dev_dr_host = NULL, *usb_dev_dr_client = NULL; int ret; for (np = NULL, i = 0; (np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL; i++) { struct resource r[2]; struct fsl_usb2_platform_data usb_data; const unsigned char *prop = NULL; memset(&r, 0, sizeof(r)); memset(&usb_data, 0, sizeof(usb_data)); ret = of_address_to_resource(np, 0, &r[0]); if (ret) goto err; of_irq_to_resource(np, 0, &r[1]); usb_dev_mph = platform_device_register_simple("fsl-ehci", i, r, 2); if (IS_ERR(usb_dev_mph)) { ret = PTR_ERR(usb_dev_mph); goto err; } usb_dev_mph->dev.coherent_dma_mask = 0xffffffffUL; usb_dev_mph->dev.dma_mask = &usb_dev_mph->dev.coherent_dma_mask; usb_data.operating_mode = FSL_USB2_MPH_HOST; prop = of_get_property(np, "port0", NULL); if (prop) usb_data.port_enables |= FSL_USB2_PORT0_ENABLED; prop = of_get_property(np, "port1", NULL); if (prop) usb_data.port_enables |= FSL_USB2_PORT1_ENABLED; prop = of_get_property(np, "phy_type", NULL); usb_data.phy_mode = determine_usb_phy(prop); ret = platform_device_add_data(usb_dev_mph, &usb_data, sizeof(struct fsl_usb2_platform_data)); if (ret) goto unreg_mph; } for (np = NULL; (np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL; i++) { struct resource r[2]; struct fsl_usb2_platform_data usb_data; const unsigned char *prop = NULL; memset(&r, 0, sizeof(r)); memset(&usb_data, 0, sizeof(usb_data)); ret = of_address_to_resource(np, 0, &r[0]); if (ret) goto unreg_mph; of_irq_to_resource(np, 0, &r[1]); prop = of_get_property(np, "dr_mode", NULL); if (!prop || !strcmp(prop, "host")) { usb_data.operating_mode = FSL_USB2_DR_HOST; usb_dev_dr_host = platform_device_register_simple( "fsl-ehci", i, r, 2); if (IS_ERR(usb_dev_dr_host)) { ret = PTR_ERR(usb_dev_dr_host); goto err; } } else if (prop && !strcmp(prop, "peripheral")) { usb_data.operating_mode = FSL_USB2_DR_DEVICE; usb_dev_dr_client = platform_device_register_simple( "fsl-usb2-udc", i, r, 2); if (IS_ERR(usb_dev_dr_client)) { ret = PTR_ERR(usb_dev_dr_client); goto err; } } else if (prop && !strcmp(prop, "otg")) { usb_data.operating_mode = FSL_USB2_DR_OTG; usb_dev_dr_host = platform_device_register_simple( "fsl-ehci", i, r, 2); if (IS_ERR(usb_dev_dr_host)) { ret = PTR_ERR(usb_dev_dr_host); goto err; } usb_dev_dr_client = platform_device_register_simple( "fsl-usb2-udc", i, r, 2); if (IS_ERR(usb_dev_dr_client)) { ret = PTR_ERR(usb_dev_dr_client); goto err; } } else { ret = -EINVAL; goto err; } prop = of_get_property(np, "phy_type", NULL); usb_data.phy_mode = determine_usb_phy(prop); if (usb_dev_dr_host) { usb_dev_dr_host->dev.coherent_dma_mask = 0xffffffffUL; usb_dev_dr_host->dev.dma_mask = &usb_dev_dr_host-> dev.coherent_dma_mask; if ((ret = platform_device_add_data(usb_dev_dr_host, &usb_data, sizeof(struct fsl_usb2_platform_data)))) goto unreg_dr; } if (usb_dev_dr_client) { usb_dev_dr_client->dev.coherent_dma_mask = 0xffffffffUL; usb_dev_dr_client->dev.dma_mask = &usb_dev_dr_client-> dev.coherent_dma_mask; if ((ret = platform_device_add_data(usb_dev_dr_client, &usb_data, sizeof(struct fsl_usb2_platform_data)))) goto unreg_dr; } } return 0; unreg_dr: if (usb_dev_dr_host) platform_device_unregister(usb_dev_dr_host); if (usb_dev_dr_client) platform_device_unregister(usb_dev_dr_client); unreg_mph: if (usb_dev_mph) platform_device_unregister(usb_dev_mph); err: return ret; } arch_initcall(fsl_usb_of_init); #ifndef CONFIG_PPC_CPM_NEW_BINDING #ifdef CONFIG_CPM2 extern void init_scc_ioports(struct fs_uart_platform_info*); static const char fcc_regs[] = "fcc_regs"; static const char fcc_regs_c[] = "fcc_regs_c"; static const char fcc_pram[] = "fcc_pram"; static char bus_id[9][BUS_ID_SIZE]; static int __init fs_enet_of_init(void) { struct device_node *np; unsigned int i; struct platform_device *fs_enet_dev; struct resource res; int ret; for (np = NULL, i = 0; (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL; i++) { struct resource r[4]; struct device_node *phy, *mdio; struct fs_platform_info fs_enet_data; const unsigned int *id, *phy_addr, *phy_irq; const void *mac_addr; const phandle *ph; const char *model; memset(r, 0, sizeof(r)); memset(&fs_enet_data, 0, sizeof(fs_enet_data)); ret = of_address_to_resource(np, 0, &r[0]); if (ret) goto err; r[0].name = fcc_regs; ret = of_address_to_resource(np, 1, &r[1]); if (ret) goto err; r[1].name = fcc_pram; ret = of_address_to_resource(np, 2, &r[2]); if (ret) goto err; r[2].name = fcc_regs_c; fs_enet_data.fcc_regs_c = r[2].start; of_irq_to_resource(np, 0, &r[3]); fs_enet_dev = platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4); if (IS_ERR(fs_enet_dev)) { ret = PTR_ERR(fs_enet_dev); goto err; } model = of_get_property(np, "model", NULL); if (model == NULL) { ret = -ENODEV; goto unreg; } mac_addr = of_get_mac_address(np); if (mac_addr) memcpy(fs_enet_data.macaddr, mac_addr, 6); ph = of_get_property(np, "phy-handle", NULL); phy = of_find_node_by_phandle(*ph); if (phy == NULL) { ret = -ENODEV; goto unreg; } phy_addr = of_get_property(phy, "reg", NULL); fs_enet_data.phy_addr = *phy_addr; phy_irq = of_get_property(phy, "interrupts", NULL); id = of_get_property(np, "device-id", NULL); fs_enet_data.fs_no = *id; strcpy(fs_enet_data.fs_type, model); mdio = of_get_parent(phy); ret = of_address_to_resource(mdio, 0, &res); if (ret) { of_node_put(phy); of_node_put(mdio); goto unreg; } fs_enet_data.clk_rx = *((u32 *)of_get_property(np, "rx-clock", NULL)); fs_enet_data.clk_tx = *((u32 *)of_get_property(np, "tx-clock", NULL)); if (strstr(model, "FCC")) { int fcc_index = *id - 1; const unsigned char *mdio_bb_prop; fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0); fs_enet_data.rx_ring = 32; fs_enet_data.tx_ring = 32; fs_enet_data.rx_copybreak = 240; fs_enet_data.use_napi = 0; fs_enet_data.napi_weight = 17; fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index); fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index); fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index); snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x", (u32)res.start, fs_enet_data.phy_addr); fs_enet_data.bus_id = (char*)&bus_id[(*id)]; fs_enet_data.init_ioports = init_fcc_ioports; mdio_bb_prop = of_get_property(phy, "bitbang", NULL); if (mdio_bb_prop) { struct platform_device *fs_enet_mdio_bb_dev; struct fs_mii_bb_platform_info fs_enet_mdio_bb_data; fs_enet_mdio_bb_dev = platform_device_register_simple("fsl-bb-mdio", i, NULL, 0); memset(&fs_enet_mdio_bb_data, 0, sizeof(struct fs_mii_bb_platform_info)); fs_enet_mdio_bb_data.mdio_dat.bit = mdio_bb_prop[0]; fs_enet_mdio_bb_data.mdio_dir.bit = mdio_bb_prop[1]; fs_enet_mdio_bb_data.mdc_dat.bit = mdio_bb_prop[2]; fs_enet_mdio_bb_data.mdio_port = mdio_bb_prop[3]; fs_enet_mdio_bb_data.mdc_port = mdio_bb_prop[4]; fs_enet_mdio_bb_data.delay = mdio_bb_prop[5]; fs_enet_mdio_bb_data.irq[0] = phy_irq[0]; fs_enet_mdio_bb_data.irq[1] = -1; fs_enet_mdio_bb_data.irq[2] = -1; fs_enet_mdio_bb_data.irq[3] = phy_irq[0]; fs_enet_mdio_bb_data.irq[31] = -1; fs_enet_mdio_bb_data.mdio_dat.offset = (u32)&cpm2_immr->im_ioport.iop_pdatc; fs_enet_mdio_bb_data.mdio_dir.offset = (u32)&cpm2_immr->im_ioport.iop_pdirc; fs_enet_mdio_bb_data.mdc_dat.offset = (u32)&cpm2_immr->im_ioport.iop_pdatc; ret = platform_device_add_data( fs_enet_mdio_bb_dev, &fs_enet_mdio_bb_data, sizeof(struct fs_mii_bb_platform_info)); if (ret) goto unreg; } of_node_put(phy); of_node_put(mdio); ret = platform_device_add_data(fs_enet_dev, &fs_enet_data, sizeof(struct fs_platform_info)); if (ret) goto unreg; } } return 0; unreg: platform_device_unregister(fs_enet_dev); err: return ret; } arch_initcall(fs_enet_of_init); static const char scc_regs[] = "regs"; static const char scc_pram[] = "pram"; static int __init cpm_uart_of_init(void) { struct device_node *np; unsigned int i; struct platform_device *cpm_uart_dev; int ret; for (np = NULL, i = 0; (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL; i++) { struct resource r[3]; struct fs_uart_platform_info cpm_uart_data; const int *id; const char *model; memset(r, 0, sizeof(r)); memset(&cpm_uart_data, 0, sizeof(cpm_uart_data)); ret = of_address_to_resource(np, 0, &r[0]); if (ret) goto err; r[0].name = scc_regs; ret = of_address_to_resource(np, 1, &r[1]); if (ret) goto err; r[1].name = scc_pram; of_irq_to_resource(np, 0, &r[2]); cpm_uart_dev = platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3); if (IS_ERR(cpm_uart_dev)) { ret = PTR_ERR(cpm_uart_dev); goto err; } id = of_get_property(np, "device-id", NULL); cpm_uart_data.fs_no = *id; model = of_get_property(np, "model", NULL); strcpy(cpm_uart_data.fs_type, model); cpm_uart_data.uart_clk = ppc_proc_freq; cpm_uart_data.tx_num_fifo = 4; cpm_uart_data.tx_buf_size = 32; cpm_uart_data.rx_num_fifo = 4; cpm_uart_data.rx_buf_size = 32; cpm_uart_data.clk_rx = *((u32 *)of_get_property(np, "rx-clock", NULL)); cpm_uart_data.clk_tx = *((u32 *)of_get_property(np, "tx-clock", NULL)); ret = platform_device_add_data(cpm_uart_dev, &cpm_uart_data, sizeof(struct fs_uart_platform_info)); if (ret) goto unreg; } return 0; unreg: platform_device_unregister(cpm_uart_dev); err: return ret; } arch_initcall(cpm_uart_of_init); #endif /* CONFIG_CPM2 */ #ifdef CONFIG_8xx extern void init_scc_ioports(struct fs_platform_info*); extern int platform_device_skip(const char *model, int id); static int __init fs_enet_mdio_of_init(void) { struct device_node *np; unsigned int i; struct platform_device *mdio_dev; struct resource res; int ret; for (np = NULL, i = 0; (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL; i++) { struct fs_mii_fec_platform_info mdio_data; memset(&res, 0, sizeof(res)); memset(&mdio_data, 0, sizeof(mdio_data)); ret = of_address_to_resource(np, 0, &res); if (ret) goto err; mdio_dev = platform_device_register_simple("fsl-cpm-fec-mdio", res.start, &res, 1); if (IS_ERR(mdio_dev)) { ret = PTR_ERR(mdio_dev); goto err; } mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1; ret = platform_device_add_data(mdio_dev, &mdio_data, sizeof(struct fs_mii_fec_platform_info)); if (ret) goto unreg; } return 0; unreg: platform_device_unregister(mdio_dev); err: return ret; } arch_initcall(fs_enet_mdio_of_init); static const char *enet_regs = "regs"; static const char *enet_pram = "pram"; static const char *enet_irq = "interrupt"; static char bus_id[9][BUS_ID_SIZE]; static int __init fs_enet_of_init(void) { struct device_node *np; unsigned int i; struct platform_device *fs_enet_dev = NULL; struct resource res; int ret; for (np = NULL, i = 0; (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL; i++) { struct resource r[4]; struct device_node *phy = NULL, *mdio = NULL; struct fs_platform_info fs_enet_data; const unsigned int *id; const unsigned int *phy_addr; const void *mac_addr; const phandle *ph; const char *model; memset(r, 0, sizeof(r)); memset(&fs_enet_data, 0, sizeof(fs_enet_data)); model = of_get_property(np, "model", NULL); if (model == NULL) { ret = -ENODEV; goto unreg; } id = of_get_property(np, "device-id", NULL); fs_enet_data.fs_no = *id; if (platform_device_skip(model, *id)) continue; ret = of_address_to_resource(np, 0, &r[0]); if (ret) goto err; r[0].name = enet_regs; mac_addr = of_get_mac_address(np); if (mac_addr) memcpy(fs_enet_data.macaddr, mac_addr, 6); ph = of_get_property(np, "phy-handle", NULL); if (ph != NULL) phy = of_find_node_by_phandle(*ph); if (phy != NULL) { phy_addr = of_get_property(phy, "reg", NULL); fs_enet_data.phy_addr = *phy_addr; fs_enet_data.has_phy = 1; mdio = of_get_parent(phy); ret = of_address_to_resource(mdio, 0, &res); if (ret) { of_node_put(phy); of_node_put(mdio); goto unreg; } } model = of_get_property(np, "model", NULL); strcpy(fs_enet_data.fs_type, model); if (strstr(model, "FEC")) { r[1].start = r[1].end = irq_of_parse_and_map(np, 0); r[1].flags = IORESOURCE_IRQ; r[1].name = enet_irq; fs_enet_dev = platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2); if (IS_ERR(fs_enet_dev)) { ret = PTR_ERR(fs_enet_dev); goto err; } fs_enet_data.rx_ring = 128; fs_enet_data.tx_ring = 16; fs_enet_data.rx_copybreak = 240; fs_enet_data.use_napi = 1; fs_enet_data.napi_weight = 17; snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x", (u32)res.start, fs_enet_data.phy_addr); fs_enet_data.bus_id = (char*)&bus_id[i]; fs_enet_data.init_ioports = init_fec_ioports; } if (strstr(model, "SCC")) { ret = of_address_to_resource(np, 1, &r[1]); if (ret) goto err; r[1].name = enet_pram; r[2].start = r[2].end = irq_of_parse_and_map(np, 0); r[2].flags = IORESOURCE_IRQ; r[2].name = enet_irq; fs_enet_dev = platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3); if (IS_ERR(fs_enet_dev)) { ret = PTR_ERR(fs_enet_dev); goto err; } fs_enet_data.rx_ring = 64; fs_enet_data.tx_ring = 8; fs_enet_data.rx_copybreak = 240; fs_enet_data.use_napi = 1; fs_enet_data.napi_weight = 17; snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1"); fs_enet_data.bus_id = (char*)&bus_id[i]; fs_enet_data.init_ioports = init_scc_ioports; } of_node_put(phy); of_node_put(mdio); ret = platform_device_add_data(fs_enet_dev, &fs_enet_data, sizeof(struct fs_platform_info)); if (ret) goto unreg; } return 0; unreg: platform_device_unregister(fs_enet_dev); err: return ret; } arch_initcall(fs_enet_of_init); static int __init fsl_pcmcia_of_init(void) { struct device_node *np = NULL; /* * Register all the devices which type is "pcmcia" */ while ((np = of_find_compatible_node(np, "pcmcia", "fsl,pq-pcmcia")) != NULL) of_platform_device_create(np, "m8xx-pcmcia", NULL); return 0; } arch_initcall(fsl_pcmcia_of_init); static const char *smc_regs = "regs"; static const char *smc_pram = "pram"; static int __init cpm_smc_uart_of_init(void) { struct device_node *np; unsigned int i; struct platform_device *cpm_uart_dev; int ret; for (np = NULL, i = 0; (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL; i++) { struct resource r[3]; struct fs_uart_platform_info cpm_uart_data; const int *id; const char *model; memset(r, 0, sizeof(r)); memset(&cpm_uart_data, 0, sizeof(cpm_uart_data)); ret = of_address_to_resource(np, 0, &r[0]); if (ret) goto err; r[0].name = smc_regs; ret = of_address_to_resource(np, 1, &r[1]); if (ret) goto err; r[1].name = smc_pram; r[2].start = r[2].end = irq_of_parse_and_map(np, 0); r[2].flags = IORESOURCE_IRQ; cpm_uart_dev = platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3); if (IS_ERR(cpm_uart_dev)) { ret = PTR_ERR(cpm_uart_dev); goto err; } model = of_get_property(np, "model", NULL); strcpy(cpm_uart_data.fs_type, model); id = of_get_property(np, "device-id", NULL); cpm_uart_data.fs_no = *id; cpm_uart_data.uart_clk = ppc_proc_freq; cpm_uart_data.tx_num_fifo = 4; cpm_uart_data.tx_buf_size = 32; cpm_uart_data.rx_num_fifo = 4; cpm_uart_data.rx_buf_size = 32; ret = platform_device_add_data(cpm_uart_dev, &cpm_uart_data, sizeof(struct fs_uart_platform_info)); if (ret) goto unreg; } return 0; unreg: platform_device_unregister(cpm_uart_dev); err: return ret; } arch_initcall(cpm_smc_uart_of_init); #endif /* CONFIG_8xx */ #endif /* CONFIG_PPC_CPM_NEW_BINDING */ int __init fsl_spi_init(struct spi_board_info *board_infos, unsigned int num_board_infos, void (*activate_cs)(u8 cs, u8 polarity), void (*deactivate_cs)(u8 cs, u8 polarity)) { struct device_node *np; unsigned int i; const u32 *sysclk; /* SPI controller is either clocked from QE or SoC clock */ np = of_find_node_by_type(NULL, "qe"); if (!np) np = of_find_node_by_type(NULL, "soc"); if (!np) return -ENODEV; sysclk = of_get_property(np, "bus-frequency", NULL); if (!sysclk) return -ENODEV; for (np = NULL, i = 1; (np = of_find_compatible_node(np, "spi", "fsl_spi")) != NULL; i++) { int ret = 0; unsigned int j; const void *prop; struct resource res[2]; struct platform_device *pdev; struct fsl_spi_platform_data pdata = { .activate_cs = activate_cs, .deactivate_cs = deactivate_cs, }; memset(res, 0, sizeof(res)); pdata.sysclk = *sysclk; prop = of_get_property(np, "reg", NULL); if (!prop) goto err; pdata.bus_num = *(u32 *)prop; prop = of_get_property(np, "mode", NULL); if (prop && !strcmp(prop, "cpu-qe")) pdata.qe_mode = 1; for (j = 0; j < num_board_infos; j++) { if (board_infos[j].bus_num == pdata.bus_num) pdata.max_chipselect++; } if (!pdata.max_chipselect) goto err; ret = of_address_to_resource(np, 0, &res[0]); if (ret) goto err; ret = of_irq_to_resource(np, 0, &res[1]); if (ret == NO_IRQ) goto err; pdev = platform_device_alloc("mpc83xx_spi", i); if (!pdev) goto err; ret = platform_device_add_data(pdev, &pdata, sizeof(pdata)); if (ret) goto unreg; ret = platform_device_add_resources(pdev, res, ARRAY_SIZE(res)); if (ret) goto unreg; ret = platform_device_register(pdev); if (ret) goto unreg; continue; unreg: platform_device_del(pdev); err: continue; } return spi_register_board_info(board_infos, num_board_infos); } #if defined(CONFIG_PPC_85xx) || defined(CONFIG_PPC_86xx) static __be32 __iomem *rstcr; static int __init setup_rstcr(void) { struct device_node *np; np = of_find_node_by_name(NULL, "global-utilities"); if ((np && of_get_property(np, "fsl,has-rstcr", NULL))) { const u32 *prop = of_get_property(np, "reg", NULL); if (prop) { /* map reset control register * 0xE00B0 is offset of reset control register */ rstcr = ioremap(get_immrbase() + *prop + 0xB0, 0xff); if (!rstcr) printk (KERN_EMERG "Error: reset control " "register not mapped!\n"); } } else printk (KERN_INFO "rstcr compatible register does not exist!\n"); if (np) of_node_put(np); return 0; } arch_initcall(setup_rstcr); void fsl_rstcr_restart(char *cmd) { local_irq_disable(); if (rstcr) /* set reset control register */ out_be32(rstcr, 0x2); /* HRESET_REQ */ while (1) ; } #endif