linux-kernel - [PATCH 3/3] 8250: Add more OxSemi devices

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Date:	Fri, 17 Oct 2008 20:29:23 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] 8250: Add more OxSemi devices

From: Lee Howard <lee.howard@...npine.com>

These have the Mainpine PCI identifier on however

Additional paranoia check for Tornado versions added by Alan Cox

Signed-off-by: Lee Howard <lee.howard@...npine.com>
Signed-off-by: Alan Cox <alan@...hat.com>
---

 drivers/serial/8250_pci.c |   30 +++++++++++++++++++++++++-----
 1 files changed, 25 insertions(+), 5 deletions(-)


diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 43c990a..1198e50 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -1865,6 +1865,11 @@ static int pci_oxsemi_tornado_init(struct pci_dev *dev, struct pciserial_board *
 	unsigned long deviceID;
 	unsigned int  number_uarts;
 
+	/* OxSemi Tornado devices are all 0xCxxx */
+	if (dev->vendor == PCI_VENDOR_OXSEMI &&
+	    (dev->device & 0xF000) != 0xC000)
+	    	return 0;
+
 	p = pci_iomap(dev, 0, 5);
 	if (p == NULL)
 		return -ENOMEM;
@@ -1893,7 +1898,8 @@ pciserial_init_ports(struct pci_dev *dev, struct pciserial_board *board)
 	/*
 	 * Find number of ports on board
 	 */
-	 if (dev->vendor == PCI_VENDOR_ID_OXSEMI)
+	if (dev->vendor == PCI_VENDOR_ID_OXSEMI ||
+	   (dev->vendor == PCI_VENDOR_ID_MAINPINE)
 	 	pci_oxsemi_tornado_init(dev, board);
     
 	nr_ports = board->num_ports;
@@ -2375,9 +2381,9 @@ static struct pci_device_id serial_pci_tbl[] = {
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		pbn_b0_bt_2_921600 },
 
-    /*
-     * Oxford Semiconductor Inc. Tornado PCI express device range.
-     */
+	/*
+	 * Oxford Semiconductor Inc. Tornado PCI express device range.
+	 */
  	{	PCI_VENDOR_ID_OXSEMI, 0xc101,    /* OXPCIe952 1 Legacy UART */
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		pbn_b0_1_4000000 },
@@ -2510,7 +2516,21 @@ static struct pci_device_id serial_pci_tbl[] = {
 	{	PCI_VENDOR_ID_OXSEMI, 0xc4cf,    /* OXPCIe200 1 Native UART */
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		pbn_oxsemi_1_4000000 },
-
+	/*
+	 * Mainpine Inc. IQ Express "Rev3" utilizing OxSemi Tornado
+	 */
+ 	{	PCI_VENDOR_ID_MAINPINE, 0x4000,	/* IQ Express 1 Port V.34 Super-G3 Fax *.
+		PCI_VENDOR_ID_MAINPINE, 0x4001, 0, 0,
+		pbn_oxsemi_1_4000000 },
+ 	{	PCI_VENDOR_ID_MAINPINE, 0x4000,	/* IQ Express 2 Port V.34 Super-G3 Fax */
+		PCI_VENDOR_ID_MAINPINE, 0x4002, 0, 0,
+		pbn_oxsemi_2_4000000 },
+ 	{	PCI_VENDOR_ID_MAINPINE, 0x4000,	/* IQ Express 4 Port V.34 Super-G3 Fax */
+		PCI_VENDOR_ID_MAINPINE, 0x4004, 0, 0,
+		pbn_oxsemi_4_4000000 },
+ 	{	PCI_VENDOR_ID_MAINPINE, 0x4000,	/* IQ Express 8 Port V.34 Super-G3 Fax */
+		PCI_VENDOR_ID_MAINPINE, 0x4008, 0, 0,
+		pbn_oxsemi_8_4000000 },
 	/*
 	 * SBS Technologies, Inc. P-Octal and PMC-OCTPRO cards,
 	 * from skokodyn@...oo.com

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