V4L/DVB (12730): Add conexant cx25821 driver

GIT_BRANCH=devel
GIT_AUTHOR_DATE=1252851239
GIT_AUTHOR_NAME=Palash Bandyopadhyay
GIT_AUTHOR_EMAIL=Palash.Bandyopadhyay@conexant.com
Add conexant cx25821 driver release v106 of the Athena driver.

Signed-off-by: Palash Bandyopadhyay <palash.bandyopadhyay@conexant.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 72 insertions, 0 deletions

diff --git a/drivers/staging/cx25821/cx25821-cards.c b/drivers/staging/cx25821/cx25821-cards.c
new file mode 100644
index 0000000..eaaa567
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-cards.c
@@ -0,0 +1,72 @@
+/*

+ *  Driver for the Conexant CX25821 PCIe bridge

+ *

+ *  Copyright (C) 2009 Conexant Systems Inc. 

+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>

+ *	Based on Steven Toth <stoth@linuxtv.org> cx23885 driver

+ *

+ *  This program is free software; you can redistribute it and/or modify

+ *  it under the terms of the GNU General Public License as published by

+ *  the Free Software Foundation; either version 2 of the License, or

+ *  (at your option) any later version.

+ *

+ *  This program is distributed in the hope that it will be useful,

+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of

+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

+ *

+ *  GNU General Public License for more details.

+ *

+ *  You should have received a copy of the GNU General Public License

+ *  along with this program; if not, write to the Free Software

+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

+ */

+

+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <media/cx25840.h>
+
+#include "cx25821.h"
+#include "tuner-xc2028.h"
+
+// board config info                                                  
+
+struct cx25821_board cx25821_boards[] = {
+	[UNKNOWN_BOARD] = {
+		.name		= "UNKNOWN/GENERIC",
+		// Ensure safe default for unknown boards 
+		.clk_freq       = 0,
+	},
+
+	[CX25821_BOARD] = {
+		.name		    = "CX25821",
+		.portb		    = CX25821_RAW,
+		.portc		    = CX25821_264,

+        .input[0].type  = CX25821_VMUX_COMPOSITE,
+	},	
+
+};
+
+const unsigned int cx25821_bcount = ARRAY_SIZE(cx25821_boards);
+
+struct cx25821_subid cx25821_subids[]={
+    {
+		.subvendor = 0x14f1,
+		.subdevice = 0x0920,
+		.card      = CX25821_BOARD,
+    },
+};
+
+
+void cx25821_card_setup(struct cx25821_dev *dev)
+{
+	static u8 eeprom[256];
+
+	if (dev->i2c_bus[0].i2c_rc == 0) 
+	{
+		dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
+		tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom, sizeof(eeprom));
+	}
+}
+