On Tue, 2009-06-23 at 11:39 +0800, Terry Wu wrote: > Hi, > > I add the following codes in the cx23885_initialize() of cx25840-core.c: > /* Drive GPIO2 (GPIO 19~23) direction and values for DVB-T */ > cx25840_and_or(client, 0x160, 0x1d, 0x00); > cx25840_write(client, 0x164, 0x00); > > Before that, the tuning status is 0x1e, but <0> service found. > Now, I can watch DVB-T (Taiwan, 6MHz bandwidth). > > And if you are living in Australia, you should update the > tuner-xc2028.c too: > http://tw1965.myweb.hinet.net/Linux/v4l-dvb/20090611-TDA18271HDC2/tuner-xc2028.c > > Best Regards, > Terry Hans, As I think of potential ways to handle this, I thought we may need to add a v4l2_subdev interface for setting and reading GPIO's. A CX23418 based board has a Winbond W8360x GPIO IC connected via I2C. When I get to writing a v4l2_subdevice driver for that, it will need such an internal interface as well. Thoughts? Regards, Andy -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
