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authorSteven Toth <stoth@hauppauge.com>2008-01-13 23:44:47 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-04-24 14:09:50 -0300
commita589b66546d3d81e28dd95d3463c9e9da3d68728 (patch)
tree4998829e5a63b26a2ef6c63d43638c7406f2bd26 /drivers/media/video/cx23885/cx23885-i2c.c
parentb1b81f1db73f00e595585b16aa31293a791964c0 (diff)
V4L/DVB (7726): cx23885: Enable cx23417 support on the HVR1800
cx23885: Enable cx23417 support on the HVR1800 Signed-off-by: Steven Toth <stoth@hauppauge.com> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-i2c.c')
-rw-r--r--drivers/media/video/cx23885/cx23885-i2c.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/media/video/cx23885/cx23885-i2c.c b/drivers/media/video/cx23885/cx23885-i2c.c
index 3928945df5f..c6bb0a05bc1 100644
--- a/drivers/media/video/cx23885/cx23885-i2c.c
+++ b/drivers/media/video/cx23885/cx23885-i2c.c
@@ -423,6 +423,29 @@ int cx23885_i2c_unregister(struct cx23885_i2c *bus)
return 0;
}
+void cx23885_av_clk(struct cx23885_dev *dev, int enable)
+{
+ /* write 0 to bus 2 addr 0x144 via i2x_xfer() */
+ char buffer[3];
+ struct i2c_msg msg;
+ dprintk(1, "%s(enabled = %d)\n", __func__, enable);
+
+ /* Register 0x144 */
+ buffer[0] = 0x01;
+ buffer[1] = 0x44;
+ if (enable == 1)
+ buffer[2] = 0x05;
+ else
+ buffer[2] = 0x00;
+
+ msg.addr = 0x44;
+ msg.flags = I2C_M_TEN;
+ msg.len = 3;
+ msg.buf = buffer;
+
+ i2c_xfer(&dev->i2c_bus[2].i2c_adap, &msg, 1);
+}
+
/* ----------------------------------------------------------------------- */
/*