Merge branch 'linux-2.6'

[linux-2.6] / drivers / ssb / main.c

diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index c12a741b5574d21681d5ff5f2c89014675dff010..72017bf2e577c0e20bb87c16021d0e4ed0122b9a 100644 (file)
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -440,6 +440,7 @@ static int ssb_devices_register(struct ssb_bus *bus)
                        break;
                case SSB_BUSTYPE_PCMCIA:
 #ifdef CONFIG_SSB_PCMCIAHOST
+                       sdev->irq = bus->host_pcmcia->irq.AssignedIRQ;
                        dev->parent = &bus->host_pcmcia->dev;
 #endif
                        break;
@@ -556,6 +557,7 @@ static int ssb_fetch_invariants(struct ssb_bus *bus,
                goto out;
        memcpy(&bus->boardinfo, &iv.boardinfo, sizeof(iv.boardinfo));
        memcpy(&bus->sprom, &iv.sprom, sizeof(iv.sprom));
+       bus->has_cardbus_slot = iv.has_cardbus_slot;
 out:
        return err;
 }
@@ -568,6 +570,9 @@ static int ssb_bus_register(struct ssb_bus *bus,
 
        spin_lock_init(&bus->bar_lock);
        INIT_LIST_HEAD(&bus->list);
+#ifdef CONFIG_SSB_EMBEDDED
+       spin_lock_init(&bus->gpio_lock);
+#endif
 
        /* Powerup the bus */
        err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
@@ -871,14 +876,22 @@ EXPORT_SYMBOL(ssb_clockspeed);
 
 static u32 ssb_tmslow_reject_bitmask(struct ssb_device *dev)
 {
+       u32 rev = ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_SSBREV;
+
        /* The REJECT bit changed position in TMSLOW between
         * Backplane revisions. */
-       switch (ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_SSBREV) {
+       switch (rev) {
        case SSB_IDLOW_SSBREV_22:
                return SSB_TMSLOW_REJECT_22;
        case SSB_IDLOW_SSBREV_23:
                return SSB_TMSLOW_REJECT_23;
+       case SSB_IDLOW_SSBREV_24:     /* TODO - find the proper REJECT bits */
+       case SSB_IDLOW_SSBREV_25:     /* same here */
+       case SSB_IDLOW_SSBREV_26:     /* same here */
+       case SSB_IDLOW_SSBREV_27:     /* same here */
+               return SSB_TMSLOW_REJECT_23;    /* this is a guess */
        default:
+               printk(KERN_INFO "ssb: Backplane Revision 0x%.8X\n", rev);
                WARN_ON(1);
        }
        return (SSB_TMSLOW_REJECT_22 | SSB_TMSLOW_REJECT_23);
@@ -1031,6 +1044,12 @@ int ssb_bus_may_powerdown(struct ssb_bus *bus)
                goto out;
 
        cc = &bus->chipco;
+
+       if (!cc->dev)
+               goto out;
+       if (cc->dev->id.revision < 5)
+               goto out;
+
        ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
        err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
        if (err)
@@ -1147,7 +1166,10 @@ static int __init ssb_modinit(void)
 
        return err;
 }
-subsys_initcall(ssb_modinit);
+/* ssb must be initialized after PCI but before the ssb drivers.
+ * That means we must use some initcall between subsys_initcall
+ * and device_initcall. */
+fs_initcall(ssb_modinit);
 
 static void __exit ssb_modexit(void)
 {