diff options
Diffstat (limited to 'arch/powerpc/platforms/52xx/efika.c')
| -rw-r--r-- | arch/powerpc/platforms/52xx/efika.c | 78 |
1 files changed, 37 insertions, 41 deletions
diff --git a/arch/powerpc/platforms/52xx/efika.c b/arch/powerpc/platforms/52xx/efika.c index a6bba97314e..6e19b0ad5d2 100644 --- a/arch/powerpc/platforms/52xx/efika.c +++ b/arch/powerpc/platforms/52xx/efika.c @@ -9,33 +9,16 @@ * kind, whether express or implied. */ -#include <linux/errno.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/reboot.h> #include <linux/init.h> -#include <linux/utsrelease.h> -#include <linux/seq_file.h> -#include <linux/string.h> -#include <linux/root_dev.h> -#include <linux/initrd.h> -#include <linux/timer.h> +#include <generated/utsrelease.h> #include <linux/pci.h> - -#include <asm/io.h> -#include <asm/irq.h> -#include <asm/sections.h> -#include <asm/pci-bridge.h> -#include <asm/pgtable.h> +#include <linux/of.h> #include <asm/prom.h> #include <asm/time.h> #include <asm/machdep.h> #include <asm/rtas.h> -#include <asm/of_device.h> -#include <asm/of_platform.h> #include <asm/mpc52xx.h> - #define EFIKA_PLATFORM_NAME "Efika" @@ -51,10 +34,10 @@ static int rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset, int len, u32 * val) { - struct pci_controller *hose = bus->sysdata; + struct pci_controller *hose = pci_bus_to_host(bus); unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8) | (((bus->number - hose->first_busno) & 0xff) << 16) - | (hose->index << 24); + | (hose->global_number << 24); int ret = -1; int rval; @@ -66,10 +49,10 @@ static int rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset, static int rtas_write_config(struct pci_bus *bus, unsigned int devfn, int offset, int len, u32 val) { - struct pci_controller *hose = bus->sysdata; + struct pci_controller *hose = pci_bus_to_host(bus); unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8) | (((bus->number - hose->first_busno) & 0xff) << 16) - | (hose->index << 24); + | (hose->global_number << 24); int rval; rval = rtas_call(rtas_token("write-pci-config"), 3, 1, NULL, @@ -78,12 +61,12 @@ static int rtas_write_config(struct pci_bus *bus, unsigned int devfn, } static struct pci_ops rtas_pci_ops = { - rtas_read_config, - rtas_write_config + .read = rtas_read_config, + .write = rtas_write_config, }; -void __init efika_pcisetup(void) +static void __init efika_pcisetup(void) { const int *bus_range; int len; @@ -116,7 +99,7 @@ void __init efika_pcisetup(void) if (bus_range == NULL || len < 2 * sizeof(int)) { printk(KERN_WARNING EFIKA_PLATFORM_NAME ": Can't get bus-range for %s\n", pcictrl->full_name); - return; + goto out_put; } if (bus_range[1] == bus_range[0]) @@ -128,24 +111,26 @@ void __init efika_pcisetup(void) printk(" controlled by %s\n", pcictrl->full_name); printk("\n"); - hose = pcibios_alloc_controller(); + hose = pcibios_alloc_controller(pcictrl); if (!hose) { printk(KERN_WARNING EFIKA_PLATFORM_NAME ": Can't allocate PCI controller structure for %s\n", pcictrl->full_name); - return; + goto out_put; } - hose->arch_data = of_node_get(pcictrl); hose->first_busno = bus_range[0]; hose->last_busno = bus_range[1]; hose->ops = &rtas_pci_ops; pci_process_bridge_OF_ranges(hose, pcictrl, 0); + return; +out_put: + of_node_put(pcictrl); } #else -void __init efika_pcisetup(void) +static void __init efika_pcisetup(void) {} #endif @@ -184,29 +169,38 @@ static void efika_show_cpuinfo(struct seq_file *m) of_node_put(root); } +#ifdef CONFIG_PM +static void efika_suspend_prepare(void __iomem *mbar) +{ + u8 pin = 4; /* GPIO_WKUP_4 (GPIO_PSC6_0 - IRDA_RX) */ + u8 level = 1; /* wakeup on high level */ + /* IOW. to wake it up, short pins 1 and 3 on IRDA connector */ + mpc52xx_set_wakeup_gpio(pin, level); +} +#endif + static void __init efika_setup_arch(void) { rtas_initialize(); -#ifdef CONFIG_BLK_DEV_INITRD - initrd_below_start_ok = 1; - - if (initrd_start) - ROOT_DEV = Root_RAM0; - else -#endif - ROOT_DEV = Root_SDA2; /* sda2 (sda1 is for the kernel) */ + /* Map important registers from the internal memory map */ + mpc52xx_map_common_devices(); efika_pcisetup(); +#ifdef CONFIG_PM + mpc52xx_suspend.board_suspend_prepare = efika_suspend_prepare; + mpc52xx_pm_init(); +#endif + if (ppc_md.progress) ppc_md.progress("Linux/PPC " UTS_RELEASE " running on Efika ;-)\n", 0x0); } static int __init efika_probe(void) { - char *model = of_get_flat_dt_prop(of_get_flat_dt_root(), - "model", NULL); + const char *model = of_get_flat_dt_prop(of_get_flat_dt_root(), + "model", NULL); if (model == NULL) return 0; @@ -237,6 +231,8 @@ define_machine(efika) .progress = rtas_progress, .get_boot_time = rtas_get_boot_time, .calibrate_decr = generic_calibrate_decr, +#ifdef CONFIG_PCI .phys_mem_access_prot = pci_phys_mem_access_prot, +#endif }; |