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V4L/DVB (13887): tda8290: add autodetection support for TDA8295c2 

Signed-off-by: Michael Krufky <mkrufky@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Michael Krufky 2009-12-31 04:32:29 -03:00 committed by Mauro Carvalho Chehab
parent bbe8c8363d
commit 19f8a6c37e
1 changed files with 6 additions and 3 deletions
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9
drivers/media/common/tuners/tda8290.c
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@ -672,16 +672,19 @@ static int tda8290_probe(struct tuner_i2c_props *i2c_props)
static int tda8295_probe(struct tuner_i2c_props *i2c_props) static int tda8295_probe(struct tuner_i2c_props *i2c_props)
{ {
#define TDA8295_ID 0x8a #define TDA8295_ID 0x8a
#define TDA8295C2_ID 0x8b
unsigned char tda8295_id[] = { 0x2f, 0x00 }; unsigned char tda8295_id[] = { 0x2f, 0x00 };
/* detect tda8295 */ /* detect tda8295 */
tuner_i2c_xfer_send(i2c_props, &tda8295_id[0], 1); tuner_i2c_xfer_send(i2c_props, &tda8295_id[0], 1);
tuner_i2c_xfer_recv(i2c_props, &tda8295_id[1], 1); tuner_i2c_xfer_recv(i2c_props, &tda8295_id[1], 1);
if (tda8295_id[1] == TDA8295_ID) { if ((tda8295_id[1] & 0xfe) == TDA8295_ID) {
if (debug) if (debug)
printk(KERN_DEBUG "%s: tda8295 detected @ %d-%04x\n", printk(KERN_DEBUG "%s: %s detected @ %d-%04x\n",
__func__, i2c_adapter_id(i2c_props->adap), __func__, (tda8295_id[1] == TDA8295_ID) ?
"tda8295c1" : "tda8295c2",
i2c_adapter_id(i2c_props->adap),
i2c_props->addr); i2c_props->addr);
return 0; return 0;
} }