From: David Ludlow <[EMAIL PROTECTED]>
Add support for the mos7820/7840-based B&B USOPTL4_2/USOPTL4_4 USB/RS485
converter to mos7840.c
Signed-off-by: Dave Ludlow <[EMAIL PROTECTED]>
---
DTR needs to be set/raised to receive and clear/lowered to send, as per the
mos7840 datasheet.
--- linux-2.6.25-rc2/drivers/usb/serial/mos7840.c.orig 2008-02-25
15:13:42.000000000 -0500
+++ linux-2.6.25-rc2/drivers/usb/serial/mos7840.c 2008-02-25
15:20:54.000000000 -0500
@@ -110,11 +110,20 @@
/* vendor id and device id defines */
+/* The native mos7840/7820 component */
#define USB_VENDOR_ID_MOSCHIP 0x9710
#define MOSCHIP_DEVICE_ID_7840 0x7840
#define MOSCHIP_DEVICE_ID_7820 0x7820
+/* The native component can have its vendor/device id's overridden
+ * in vendor-specific implementations. Such devices can be handled
+ * by making a change here, in moschip_port_id_table, and in
+ * moschip_id_table_combined
+ */
+#define USB_VENDOR_ID_BANDB 0x0856
+#define BANDB_DEVICE_ID_USOPTL4_4 0xAC44
+#define BANDB_DEVICE_ID_USOPTL4_2 0xAC42
-/* Interrupt Rotinue Defines */
+/* Interrupt Routine Defines */
#define SERIAL_IIR_RLS 0x06
#define SERIAL_IIR_MS 0x00
@@ -159,12 +168,16 @@
static struct usb_device_id moschip_port_id_table[] = {
{USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7840)},
{USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7820)},
+ {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_4)},
+ {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_2)},
{} /* terminating entry */
};
static __devinitdata struct usb_device_id moschip_id_table_combined[] = {
{USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7840)},
{USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7820)},
+ {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_4)},
+ {USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL4_2)},
{} /* terminating entry */
};
begin:vcard
fn:David Ludlow
n:Ludlow;David
org:Bay;Research & Development
email;internet:[EMAIL PROTECTED]
title:Software Engineer
x-mozilla-html:FALSE
version:2.1
end:vcard
