diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.23/250-ohci-ssb-usb2.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-2.6.23/250-ohci-ssb-usb2.patch | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.23/250-ohci-ssb-usb2.patch b/target/linux/brcm47xx/patches-2.6.23/250-ohci-ssb-usb2.patch deleted file mode 100644 index b59e41f511..0000000000 --- a/target/linux/brcm47xx/patches-2.6.23/250-ohci-ssb-usb2.patch +++ /dev/null @@ -1,72 +0,0 @@ ---- a/drivers/usb/host/ohci-ssb.c -+++ b/drivers/usb/host/ohci-ssb.c -@@ -142,10 +142,59 @@ - int err = -ENOMEM; - u32 tmp, flags = 0; - -- if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) -+ /* -+ * THE FOLLOWING COMMENTS PRESERVED FROM GPL SOURCE RELEASE -+ * -+ * The USB core requires a special bit to be set during core -+ * reset to enable host (OHCI) mode. Resetting the SB core in -+ * pcibios_enable_device() is a hack for compatibility with -+ * vanilla usb-ohci so that it does not have to know about -+ * SB. A driver that wants to use the USB core in device mode -+ * should know about SB and should reset the bit back to 0 -+ * after calling pcibios_enable_device(). -+ */ -+ -+ if (dev->id.coreid == SSB_DEV_USB11_HOSTDEV) { - flags |= SSB_OHCI_TMSLOW_HOSTMODE; -+ ssb_device_enable(dev, flags); -+ } -+ -+ /* -+ * USB 2.0 special considerations: -+ * -+ * 1. Since the core supports both OHCI and EHCI functions, it must -+ * only be reset once. -+ * -+ * 2. In addition to the standard SB reset sequence, the Host Control -+ * Register must be programmed to bring the USB core and various -+ * phy components out of reset. -+ */ -+ -+ else if (dev->id.coreid == SSB_DEV_USB20_HOST) { -+#warning FIX ME need test for core being up & exit -+ ssb_device_enable(dev, 0); -+ ssb_write32(dev, 0x200, 0x7ff); -+ udelay(1); -+ if (dev->id.revision == 1) { // bug in rev 1 -+ -+ /* Change Flush control reg */ -+ tmp = ssb_read32(dev, 0x400); -+ tmp &= ~8; -+ ssb_write32(dev, 0x400, tmp); -+ tmp = ssb_read32(dev, 0x400); -+ printk("USB20H fcr: 0x%0x\n", tmp); -+ -+ /* Change Shim control reg */ -+ tmp = ssb_read32(dev, 0x304); -+ tmp &= ~0x100; -+ ssb_write32(dev, 0x304, tmp); -+ tmp = ssb_read32(dev, 0x304); -+ printk("USB20H shim: 0x%0x\n", tmp); -+ } -+ } -+ else -+ ssb_device_enable(dev, 0); - -- ssb_device_enable(dev, flags); - - hcd = usb_create_hcd(&ssb_ohci_hc_driver, dev->dev, - dev->dev->bus_id); -@@ -235,6 +284,7 @@ - static const struct ssb_device_id ssb_ohci_table[] = { - SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOSTDEV, SSB_ANY_REV), - SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB11_HOST, SSB_ANY_REV), -+ SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_USB20_HOST, SSB_ANY_REV), - SSB_DEVTABLE_END - }; - MODULE_DEVICE_TABLE(ssb, ssb_ohci_table); |