| From | Andi Kleen <> | Subject | [PATCH] [27/275] USB: ftdi_sio: add ST Micro Connect Lite uart support | Date | Wed, 30 Mar 2011 14:04:22 -0700 (PDT) |
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2.6.35-longterm review patch. If anyone has any objections, please let me know.
------------------ From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
commit 6ec2f46c4b4abf48c88c0ae7c476f347b97e1105 upstream.
on ST Micro Connect Lite we have 4 port Part A and B for the JTAG Port C Uart Port D for PIO
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Andi Kleen <ak@linux.intel.com>
--- drivers/usb/serial/ftdi_sio.c | 26 ++++++++++++++++++++++++++ drivers/usb/serial/ftdi_sio_ids.h | 6 ++++++ 2 files changed, 32 insertions(+)
Index: linux-2.6.35.y/drivers/usb/serial/ftdi_sio.c =================================================================== --- linux-2.6.35.y.orig/drivers/usb/serial/ftdi_sio.c 2011-03-29 23:02:58.615335600 -0700 +++ linux-2.6.35.y/drivers/usb/serial/ftdi_sio.c 2011-03-29 23:55:28.414740114 -0700 @@ -99,6 +99,7 @@ static int ftdi_jtag_probe(struct usb_serial *serial); static int ftdi_mtxorb_hack_setup(struct usb_serial *serial); static int ftdi_NDI_device_setup(struct usb_serial *serial); +static int ftdi_stmclite_probe(struct usb_serial *serial); static void ftdi_USB_UIRT_setup(struct ftdi_private *priv); static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv); @@ -122,6 +123,10 @@ .port_probe = ftdi_HE_TIRA1_setup, }; +static struct ftdi_sio_quirk ftdi_stmclite_quirk = { + .probe = ftdi_stmclite_probe, +}; + /* * The 8U232AM has the same API as the sio except for: * - it can support MUCH higher baudrates; up to: @@ -809,6 +814,8 @@ { USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) }, { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, + { USB_DEVICE(ST_VID, ST_STMCLT1030_PID), + .driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk }, { }, /* Optional parameter entry */ { } /* Terminating entry */ }; @@ -1690,6 +1697,25 @@ } /* + * First and second port on STMCLiteadaptors is reserved for JTAG interface + * and the forth port for pio + */ +static int ftdi_stmclite_probe(struct usb_serial *serial) +{ + struct usb_device *udev = serial->dev; + struct usb_interface *interface = serial->interface; + + dbg("%s", __func__); + + if (interface == udev->actconfig->interface[2]) + return 0; + + dev_info(&udev->dev, "Ignoring serial port reserved for JTAG\n"); + + return -ENODEV; +} + +/* * The Matrix Orbital VK204-25-USB has an invalid IN endpoint. * We have to correct it if we want to read from it. */ Index: linux-2.6.35.y/drivers/usb/serial/ftdi_sio_ids.h =================================================================== --- linux-2.6.35.y.orig/drivers/usb/serial/ftdi_sio_ids.h 2011-03-29 23:02:58.616335575 -0700 +++ linux-2.6.35.y/drivers/usb/serial/ftdi_sio_ids.h 2011-03-29 23:55:28.414740114 -0700 @@ -1034,6 +1034,12 @@ #define WHT_PID 0x0004 /* Wireless Handheld Terminal */ /* + * STMicroelectonics + */ +#define ST_VID 0x0483 +#define ST_STMCLT1030_PID 0x3747 /* ST Micro Connect Lite STMCLT1030 */ + +/* * Papouch products (http://www.papouch.com/) * Submitted by Folkert van Heusden */
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