diff options
Diffstat (limited to 'drivers/media/radio/si470x/radio-si470x-common.c')
| -rw-r--r-- | drivers/media/radio/si470x/radio-si470x-common.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/media/radio/si470x/radio-si470x-common.c b/drivers/media/radio/si470x/radio-si470x-common.c index e0054e0f410d..b94d66e53d4e 100644 --- a/drivers/media/radio/si470x/radio-si470x-common.c +++ b/drivers/media/radio/si470x/radio-si470x-common.c @@ -207,6 +207,15 @@ static int si470x_set_chan(struct si470x_device *radio, unsigned short chan) unsigned long time_left; bool timed_out = false; + retval = si470x_get_register(radio, POWERCFG); + if (retval) + return retval; + + if ((radio->registers[POWERCFG] & (POWERCFG_ENABLE|POWERCFG_DMUTE)) + != (POWERCFG_ENABLE|POWERCFG_DMUTE)) { + return 0; + } + /* start tuning */ radio->registers[CHANNEL] &= ~CHANNEL_CHAN; radio->registers[CHANNEL] |= CHANNEL_TUNE | chan; @@ -377,8 +386,12 @@ int si470x_start(struct si470x_device *radio) goto done; /* sysconfig 1 */ - radio->registers[SYSCONFIG1] = - (de << 11) & SYSCONFIG1_DE; /* DE*/ + radio->registers[SYSCONFIG1] |= SYSCONFIG1_RDSIEN | SYSCONFIG1_STCIEN | + SYSCONFIG1_RDS; + radio->registers[SYSCONFIG1] &= ~SYSCONFIG1_GPIO2; + radio->registers[SYSCONFIG1] |= SYSCONFIG1_GPIO2_INT; + if (de) + radio->registers[SYSCONFIG1] |= SYSCONFIG1_DE; retval = si470x_set_register(radio, SYSCONFIG1); if (retval < 0) goto done; |