diff options
Diffstat (limited to 'arch/mips/bcm47xx/setup.c')
-rw-r--r-- | arch/mips/bcm47xx/setup.c | 91 |
1 files changed, 29 insertions, 62 deletions
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c index c00585d..e43b504 100644 --- a/arch/mips/bcm47xx/setup.c +++ b/arch/mips/bcm47xx/setup.c @@ -102,23 +102,6 @@ static void bcm47xx_machine_halt(void) } #ifdef CONFIG_BCM47XX_SSB -static int bcm47xx_get_sprom_ssb(struct ssb_bus *bus, struct ssb_sprom *out) -{ - char prefix[10]; - - if (bus->bustype == SSB_BUSTYPE_PCI) { - memset(out, 0, sizeof(struct ssb_sprom)); - snprintf(prefix, sizeof(prefix), "pci/%u/%u/", - bus->host_pci->bus->number + 1, - PCI_SLOT(bus->host_pci->devfn)); - bcm47xx_fill_sprom(out, prefix, false); - return 0; - } else { - printk(KERN_WARNING "bcm47xx: unable to fill SPROM for given bustype.\n"); - return -EINVAL; - } -} - static int bcm47xx_get_invariants(struct ssb_bus *bus, struct ssb_init_invariants *iv) { @@ -144,11 +127,6 @@ static void __init bcm47xx_register_ssb(void) char buf[100]; struct ssb_mipscore *mcore; - err = ssb_arch_register_fallback_sprom(&bcm47xx_get_sprom_ssb); - if (err) - printk(KERN_WARNING "bcm47xx: someone else already registered" - " a ssb SPROM callback handler (err %d)\n", err); - err = ssb_bus_ssbbus_register(&(bcm47xx_bus.ssb), SSB_ENUM_BASE, bcm47xx_get_invariants); if (err) @@ -171,56 +149,21 @@ static void __init bcm47xx_register_ssb(void) #endif #ifdef CONFIG_BCM47XX_BCMA -static int bcm47xx_get_sprom_bcma(struct bcma_bus *bus, struct ssb_sprom *out) -{ - char prefix[10]; - struct bcma_device *core; - - switch (bus->hosttype) { - case BCMA_HOSTTYPE_PCI: - memset(out, 0, sizeof(struct ssb_sprom)); - snprintf(prefix, sizeof(prefix), "pci/%u/%u/", - bus->host_pci->bus->number + 1, - PCI_SLOT(bus->host_pci->devfn)); - bcm47xx_fill_sprom(out, prefix, false); - return 0; - case BCMA_HOSTTYPE_SOC: - memset(out, 0, sizeof(struct ssb_sprom)); - core = bcma_find_core(bus, BCMA_CORE_80211); - if (core) { - snprintf(prefix, sizeof(prefix), "sb/%u/", - core->core_index); - bcm47xx_fill_sprom(out, prefix, true); - } else { - bcm47xx_fill_sprom(out, NULL, false); - } - return 0; - default: - pr_warn("bcm47xx: unable to fill SPROM for given bustype.\n"); - return -EINVAL; - } -} - static void __init bcm47xx_register_bcma(void) { int err; - err = bcma_arch_register_fallback_sprom(&bcm47xx_get_sprom_bcma); - if (err) - pr_warn("bcm47xx: someone else already registered a bcma SPROM callback handler (err %d)\n", err); - err = bcma_host_soc_register(&bcm47xx_bus.bcma); if (err) panic("Failed to register BCMA bus (err %d)", err); - - err = bcma_host_soc_init(&bcm47xx_bus.bcma); - if (err) - panic("Failed to initialize BCMA bus (err %d)", err); - - bcm47xx_fill_bcma_boardinfo(&bcm47xx_bus.bcma.bus.boardinfo, NULL); } #endif +/* + * Memory setup is done in the early part of MIPS's arch_mem_init. It's supposed + * to detect memory and record it with add_memory_region. + * Any extra initializaion performed here must not use kmalloc or bootmem. + */ void __init plat_mem_setup(void) { struct cpuinfo_mips *c = ¤t_cpu_data; @@ -229,6 +172,7 @@ void __init plat_mem_setup(void) printk(KERN_INFO "bcm47xx: using bcma bus\n"); #ifdef CONFIG_BCM47XX_BCMA bcm47xx_bus_type = BCM47XX_BUS_TYPE_BCMA; + bcm47xx_sprom_register_fallbacks(); bcm47xx_register_bcma(); bcm47xx_set_system_type(bcm47xx_bus.bcma.bus.chipinfo.id); #ifdef CONFIG_HIGHMEM @@ -239,6 +183,7 @@ void __init plat_mem_setup(void) printk(KERN_INFO "bcm47xx: using ssb bus\n"); #ifdef CONFIG_BCM47XX_SSB bcm47xx_bus_type = BCM47XX_BUS_TYPE_SSB; + bcm47xx_sprom_register_fallbacks(); bcm47xx_register_ssb(); bcm47xx_set_system_type(bcm47xx_bus.ssb.chip_id); #endif @@ -247,6 +192,28 @@ void __init plat_mem_setup(void) _machine_restart = bcm47xx_machine_restart; _machine_halt = bcm47xx_machine_halt; pm_power_off = bcm47xx_machine_halt; +} + +/* + * This finishes bus initialization doing things that were not possible without + * kmalloc. Make sure to call it late enough (after mm_init). + */ +void __init bcm47xx_bus_setup(void) +{ +#ifdef CONFIG_BCM47XX_BCMA + if (bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA) { + int err; + + err = bcma_host_soc_init(&bcm47xx_bus.bcma); + if (err) + panic("Failed to initialize BCMA bus (err %d)", err); + + bcm47xx_fill_bcma_boardinfo(&bcm47xx_bus.bcma.bus.boardinfo, + NULL); + } +#endif + + /* With bus initialized we can access NVRAM and detect the board */ bcm47xx_board_detect(); mips_set_machine_name(bcm47xx_board_get_name()); } |