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 3928945df5f5..c6bb0a05bc1c 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);
+}
+
 /* ----------------------------------------------------------------------- */
 
 /*