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Subject[PATCH] [serial, pci]: Support for Exar XR17C158 Octal UART
Hello,

here a minimal patch to support the Exar Corp. XR17C158 Octal UART
Chip (PCI).

Regards,
Raphael

Signed-off-by: Raphael Zimmerer <killekulla@rdrz.de>

drivers/serial/8250_pci.c | 22 ++++++++++++++++++++++
include/linux/pci_ids.h | 3 +++
2 files changed, 25 insertions(+)

diff -rNu linux-2.6.8-rc2/drivers/serial/8250_pci.c linux-2.6.8-rc2-[uart]/drivers/serial/8250_pci.c
--- linux-2.6.8-rc2/drivers/serial/8250_pci.c 2004-07-27 13:13:38.000000000 +0200
+++ linux-2.6.8-rc2-[uart]/drivers/serial/8250_pci.c 2004-07-27 14:22:31.000000000 +0200
@@ -630,6 +630,17 @@
.setup = afavlab_setup,
},
/*
+ * Exar Corp. XR17C158 Octal UART
+ * Only basic 16550A support.
+ */
+ {
+ .vendor = PCI_VENDOR_ID_EXAR,
+ .device = PCI_DEVICE_ID_EXAR_XR17C158,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_default_setup,
+ },
+ /*
* HP Diva
*/
{
@@ -1069,6 +1080,7 @@
pbn_computone_6,
pbn_computone_8,
pbn_sbsxrsio,
+ pbn_exar_XR17C158,
};

/*
@@ -1489,6 +1501,12 @@
.base_baud = 460800,
.uart_offset = 256,
.reg_shift = 4,
+ },
+ [pbn_exar_XR17C158] = {
+ .flags = FL_BASE0,
+ .num_ports = 8,
+ .base_baud = 921600,
+ .uart_offset = 0x200,
}
};

@@ -1759,6 +1777,10 @@
}

static struct pci_device_id serial_pci_tbl[] = {
+ { PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C158,
+ PCI_ANY_ID, PCI_ANY_ID,
+ 0,
+ 0, pbn_exar_XR17C158 },
{ PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V960,
PCI_SUBVENDOR_ID_CONNECT_TECH,
PCI_SUBDEVICE_ID_CONNECT_TECH_BH8_232, 0, 0,
diff -rNu linux-2.6.8-rc2/include/linux/pci_ids.h linux-2.6.8-rc2-[uart]/include/linux/pci_ids.h
--- linux-2.6.8-rc2/include/linux/pci_ids.h 2004-07-27 13:13:49.000000000 +0200
+++ linux-2.6.8-rc2-[uart]/include/linux/pci_ids.h 2004-07-27 14:52:53.000000000 +0200
@@ -1794,6 +1794,9 @@
#define PCI_DEVICE_ID_CCD_B00C 0xb00c
#define PCI_DEVICE_ID_CCD_B100 0xb100

+#define PCI_VENDOR_ID_EXAR 0x13a8
+#define PCI_DEVICE_ID_EXAR_XR17C158 0x0158
+
#define PCI_VENDOR_ID_MICROGATE 0x13c0
#define PCI_DEVICE_ID_MICROGATE_USC 0x0010
#define PCI_DEVICE_ID_MICROGATE_SCC 0x0020[unhandled content-type:application/pgp-signature]
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