diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.35/275-usb2-bcm5354-init.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-2.6.35/275-usb2-bcm5354-init.patch | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.35/275-usb2-bcm5354-init.patch b/target/linux/brcm47xx/patches-2.6.35/275-usb2-bcm5354-init.patch deleted file mode 100644 index 3d8327ebfd..0000000000 --- a/target/linux/brcm47xx/patches-2.6.35/275-usb2-bcm5354-init.patch +++ /dev/null @@ -1,63 +0,0 @@ -This patch significantly improves the reliability of high speed -usb writes on the bcm5354. It implements a work around for version 2 -of the usb20 core that was cribbed from the GPL sources for the -Asus wl500gpv2 and verified against the wl520gu sources. - -Reference: -GPL/WL-520gu-NewUI/src/linux/linux/arch/mips/brcm-boards/bcm947xx/pcibios.c -GPL/WL-500gPV2-NewUI/src/linux/linux/arch/mips/brcm-boards/bcm947xx/pcibios.c - -Signed-off-by: Steve Brown <sbrown@cortland.com> - ---- - drivers/usb/host/ohci-ssb.c | 37 +++++++++++++++++++++++-------------- - 1 file changed, 23 insertions(+), 14 deletions(-) - ---- a/drivers/usb/host/ohci-ssb.c -+++ b/drivers/usb/host/ohci-ssb.c -@@ -141,22 +141,31 @@ static int ssb_ohci_attach(struct ssb_de - */ - ssb_device_enable(dev, 0); - ssb_write32(dev, 0x200, 0x7ff); -+ -+ /* Change Flush control reg */ -+ tmp = ssb_read32(dev, 0x400); -+ tmp &= ~8; -+ ssb_write32(dev, 0x400, tmp); -+ tmp = ssb_read32(dev, 0x400); -+ -+ /* Change Shim control reg */ -+ tmp = ssb_read32(dev, 0x304); -+ tmp &= ~0x100; -+ ssb_write32(dev, 0x304, tmp); -+ tmp = ssb_read32(dev, 0x304); -+ - 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); -+ /* Work around for 5354 failures */ -+ if ((dev->id.revision == 2) && (dev->bus->chip_id == 0x5354)) { -+ /* Change syn01 reg */ -+ tmp = 0x00fe00fe; -+ ssb_write32(dev, 0x894, tmp); -+ -+ /* Change syn03 reg */ -+ tmp = ssb_read32(dev, 0x89c); -+ tmp |= 0x1; -+ ssb_write32(dev, 0x89c, tmp); - } - } else - ssb_device_enable(dev, 0); |