[media] go7007: add support for ADS Tech DVD Xpress DX2

[deliverable/linux.git] / drivers / staging / media / go7007 / go7007-driver.c

diff --git a/drivers/staging/media/go7007/go7007-driver.c b/drivers/staging/media/go7007/go7007-driver.c
index 3d7705eff1c5956cb7b64e7e01498961d4f07f5e..a5ca99d7c0b29bad2d13d392fa5ef881df541092 100644 (file)
--- a/drivers/staging/media/go7007/go7007-driver.c
+++ b/drivers/staging/media/go7007/go7007-driver.c
@@ -166,15 +166,24 @@ static int go7007_init_encoder(struct go7007 *go)
                go7007_write_addr(go, 0x1000, 0x0811);
                go7007_write_addr(go, 0x1000, 0x0c11);
        }
-       if (go->board_id == GO7007_BOARDID_MATRIX_REV) {
+       switch (go->board_id) {
+       case GO7007_BOARDID_MATRIX_REV:
                /* Set GPIO pin 0 to be an output (audio clock control) */
                go7007_write_addr(go, 0x3c82, 0x0001);
                go7007_write_addr(go, 0x3c80, 0x00fe);
-       }
-       if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) {
+               break;
+       case GO7007_BOARDID_ADLINK_MPG24:
                /* set GPIO5 to be an output, currently low */
                go7007_write_addr(go, 0x3c82, 0x0000);
                go7007_write_addr(go, 0x3c80, 0x00df);
+               break;
+       case GO7007_BOARDID_ADS_USBAV_709:
+               /* GPIO pin 0: audio clock control */
+               /*      pin 2: TW9906 reset */
+               /*      pin 3: capture LED */
+               go7007_write_addr(go, 0x3c82, 0x000d);
+               go7007_write_addr(go, 0x3c80, 0x00f2);
+               break;
        }
        return 0;
 }
@@ -282,6 +291,12 @@ int go7007_register_encoder(struct go7007 *go, unsigned num_i2c_devs)
                go->i2c_adapter_online = 1;
        }
        if (go->i2c_adapter_online) {
+               if (go->board_id == GO7007_BOARDID_ADS_USBAV_709) {
+                       /* Reset the TW9906 */
+                       go7007_write_addr(go, 0x3c82, 0x0009);
+                       msleep(50);
+                       go7007_write_addr(go, 0x3c82, 0x000d);
+               }
                for (i = 0; i < num_i2c_devs; ++i)
                        init_i2c_module(&go->i2c_adapter, &go->board_info->i2c_devs[i]);