diff options
| -rw-r--r-- | arch/powerpc/sysdev/fsl_soc.c | 274 |
1 files changed, 272 insertions, 2 deletions
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c index ad31e56e892..9f2a9a444bf 100644 --- a/arch/powerpc/sysdev/fsl_soc.c +++ b/arch/powerpc/sysdev/fsl_soc.c @@ -38,7 +38,8 @@ #include <asm/cpm2.h> extern void init_fcc_ioports(struct fs_platform_info*); -extern void init_scc_ioports(struct fs_uart_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) @@ -63,7 +64,7 @@ phys_addr_t get_immrbase(void) EXPORT_SYMBOL(get_immrbase); -#ifdef CONFIG_CPM2 +#if defined(CONFIG_CPM2) || defined(CONFIG_8xx) static u32 brgfreq = -1; @@ -544,6 +545,8 @@ arch_initcall(fsl_usb_of_init); #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"; @@ -792,3 +795,270 @@ err: 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(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; + unsigned int *id, *phy_addr; + void *mac_addr; + phandle *ph; + char *model; + + memset(r, 0, sizeof(r)); + memset(&fs_enet_data, 0, sizeof(fs_enet_data)); + + model = (char *)get_property(np, "model", NULL); + if (model == NULL) { + ret = -ENODEV; + goto unreg; + } + + id = (u32 *) 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 = (void *)get_property(np, "mac-address", NULL); + memcpy(fs_enet_data.macaddr, mac_addr, 6); + + ph = (phandle *) get_property(np, "phy-handle", NULL); + if (ph != NULL) + phy = of_find_node_by_phandle(*ph); + + if (phy != NULL) { + phy_addr = (u32 *) 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 = (char*)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 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; + int *id; + 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 = (char*)get_property(np, "model", NULL); + strcpy(cpm_uart_data.fs_type, model); + + id = (int*)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 */ |