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    Subject[37/53] USB: pch_udc: Support new device LAPIS Semiconductor ML7831 IOH
    3.1-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com>

    commit 731ad81e2dd97e3f222361f7b3ff4b35639e46af upstream.

    ML7831 is companion chip for Intel Atom E6xx series.

    Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.lapis-semi.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

    ---
    drivers/usb/gadget/Kconfig | 9 +++++----
    drivers/usb/gadget/pch_udc.c | 6 ++++++
    2 files changed, 11 insertions(+), 4 deletions(-)

    --- a/drivers/usb/gadget/Kconfig
    +++ b/drivers/usb/gadget/Kconfig
    @@ -442,7 +442,7 @@ config USB_LANGWELL
    gadget drivers to also be dynamically linked.

    config USB_EG20T
    - tristate "Intel EG20T PCH/OKI SEMICONDUCTOR ML7213 IOH UDC"
    + tristate "Intel EG20T PCH/LAPIS Semiconductor IOH(ML7213/ML7831) UDC"
    depends on PCI
    select USB_GADGET_DUALSPEED
    help
    @@ -458,10 +458,11 @@ config USB_EG20T
    This driver dose not support interrupt transfer or isochronous
    transfer modes.

    - This driver also can be used for OKI SEMICONDUCTOR's ML7213 which is
    + This driver also can be used for LAPIS Semiconductor's ML7213 which is
    for IVI(In-Vehicle Infotainment) use.
    - ML7213 is companion chip for Intel Atom E6xx series.
    - ML7213 is completely compatible for Intel EG20T PCH.
    + ML7831 is for general purpose use.
    + ML7213/ML7831 is companion chip for Intel Atom E6xx series.
    + ML7213/ML7831 is completely compatible for Intel EG20T PCH.

    config USB_CI13XXX_MSM
    tristate "MIPS USB CI13xxx for MSM"
    --- a/drivers/usb/gadget/pch_udc.c
    +++ b/drivers/usb/gadget/pch_udc.c
    @@ -363,6 +363,7 @@ struct pch_udc_dev {
    #define PCI_DEVICE_ID_INTEL_EG20T_UDC 0x8808
    #define PCI_VENDOR_ID_ROHM 0x10DB
    #define PCI_DEVICE_ID_ML7213_IOH_UDC 0x801D
    +#define PCI_DEVICE_ID_ML7831_IOH_UDC 0x8808

    static const char ep0_string[] = "ep0in";
    static DEFINE_SPINLOCK(udc_stall_spinlock); /* stall spin lock */
    @@ -2979,6 +2980,11 @@ static DEFINE_PCI_DEVICE_TABLE(pch_udc_p
    .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe,
    .class_mask = 0xffffffff,
    },
    + {
    + PCI_DEVICE(PCI_VENDOR_ID_ROHM, PCI_DEVICE_ID_ML7831_IOH_UDC),
    + .class = (PCI_CLASS_SERIAL_USB << 8) | 0xfe,
    + .class_mask = 0xffffffff,
    + },
    { 0 },
    };




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