diff options
Diffstat (limited to 'arch/powerpc/sysdev/fsl_soc.c')
-rw-r--r-- | arch/powerpc/sysdev/fsl_soc.c | 181 |
1 files changed, 12 insertions, 169 deletions
diff --git a/arch/powerpc/sysdev/fsl_soc.c b/arch/powerpc/sysdev/fsl_soc.c index b91f7ac..19e5015 100644 --- a/arch/powerpc/sysdev/fsl_soc.c +++ b/arch/powerpc/sysdev/fsl_soc.c @@ -209,186 +209,29 @@ static int __init of_add_fixed_phys(void) arch_initcall(of_add_fixed_phys); #endif /* CONFIG_FIXED_PHY */ -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; -} +#if defined(CONFIG_FSL_SOC_BOOKE) || defined(CONFIG_PPC_86xx) +static __be32 __iomem *rstcr; -static int __init fsl_usb_of_init(void) +static int __init setup_rstcr(void) { struct device_node *np; - unsigned int i = 0; - struct platform_device *usb_dev_mph = NULL, *usb_dev_dr_host = NULL, - *usb_dev_dr_client = NULL; - int ret; - - for_each_compatible_node(np, NULL, "fsl-usb2-mph") { - 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; - i++; - } - - for_each_compatible_node(np, NULL, "fsl-usb2-dr") { - struct resource r[2]; - struct fsl_usb2_platform_data usb_data; - const unsigned char *prop = NULL; - if (!of_device_is_available(np)) - continue; - - 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; + for_each_node_by_name(np, "global-utilities") { + if ((of_get_property(np, "fsl,has-rstcr", NULL))) { + rstcr = of_iomap(np, 0) + 0xb0; + if (!rstcr) + printk (KERN_ERR "Error: reset control " + "register not mapped!\n"); + break; } - - 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; - } - i++; } - 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); - -#if defined(CONFIG_FSL_SOC_BOOKE) || 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))) { - rstcr = of_iomap(np, 0) + 0xb0; - if (!rstcr) - printk (KERN_EMERG "Error: reset control register " - "not mapped!\n"); - } else if (ppc_md.restart == fsl_rstcr_restart) + if (!rstcr && ppc_md.restart == fsl_rstcr_restart) printk(KERN_ERR "No RSTCR register, warm reboot won't work\n"); if (np) of_node_put(np); + return 0; } |