target/linux/brcm63xx/patches-2.6.28/008-usb_ehci_support.patch

   1 From 2940d1996c86c4c4dd7a82214f846d0c0b707165 Mon Sep 17 00:00:00 2001
   2 From: Maxime Bizon <mbizon@freebox.fr>
   3 Date: Mon, 21 Jul 2008 18:24:42 +0200
   4 Subject: [PATCH] [MIPS] BCM63XX: Add USB EHCI support.
   5
   6 Signed-off-by: Maxime Bizon <mbizon@freebox.fr>
   7 ---
   8  arch/mips/bcm63xx/Kconfig                          |    2 +
   9  arch/mips/bcm63xx/Makefile                         |    1 +
  10  arch/mips/bcm63xx/dev-usb-ehci.c                   |   50 +++++++
  11  drivers/usb/host/ehci-bcm63xx.c                    |  152 ++++++++++++++++++++
  12  drivers/usb/host/ehci-hcd.c                        |    5 +
  13  drivers/usb/host/ehci.h                            |    5 +
  14  .../asm-mips/mach-bcm63xx/bcm63xx_dev_usb_ehci.h   |    6 +
  15  7 files changed, 221 insertions(+), 0 deletions(-)
  16  create mode 100644 arch/mips/bcm63xx/dev-usb-ehci.c
  17  create mode 100644 drivers/usb/host/ehci-bcm63xx.c
  18  create mode 100644 include/asm-mips/mach-bcm63xx/bcm63xx_dev_usb_ehci.h
  19
  20 --- a/drivers/usb/host/ehci-hcd.c
  21 +++ b/drivers/usb/host/ehci-hcd.c
  22 @@ -1036,6 +1036,11 @@ MODULE_LICENSE ("GPL");
  23  #define        PLATFORM_DRIVER         ixp4xx_ehci_driver
  24  #endif
  25
  26 +#ifdef CONFIG_BCM63XX
  27 +#include "ehci-bcm63xx.c"
  28 +#define        PLATFORM_DRIVER         ehci_hcd_bcm63xx_driver
  29 +#endif
  30 +
  31  #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
  32      !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER)
  33  #error "missing bus glue for ehci-hcd"
  34 --- a/drivers/usb/host/ehci.h
  35 +++ b/drivers/usb/host/ehci.h
  36 @@ -621,6 +621,11 @@ ehci_port_speed(struct ehci_hcd *ehci, u
  37  #define writel_be(val, addr)   __raw_writel(val, (__force unsigned *)addr)
  38  #endif
  39
  40 +#if defined(CONFIG_MIPS) && defined(CONFIG_BCM63XX)
  41 +#define readl_be(addr)         __raw_readl((__force unsigned *)addr)
  42 +#define writel_be(val, addr)   __raw_writel(val, (__force unsigned *)addr)
  43 +#endif
  44 +
  45  static inline unsigned int ehci_readl(const struct ehci_hcd *ehci,
  46                 __u32 __iomem * regs)
  47  {
  48 --- a/drivers/usb/host/Kconfig
  49 +++ b/drivers/usb/host/Kconfig
  50 @@ -44,7 +44,7 @@ config USB_EHCI_HCD
  51
  52  config USB_EHCI_ROOT_HUB_TT
  53         bool "Root Hub Transaction Translators"
  54 -       depends on USB_EHCI_HCD
  55 +       depends on USB_EHCI_HCD && !BCM63XX
  56         ---help---
  57           Some EHCI chips have vendor-specific extensions to integrate
  58           transaction translators, so that no OHCI or UHCI companion