cxm0: <Conexant iTVC16 MPEG Coder> mem 0xdc000000-0xdfffffff irq 17 at device 12.0 on pci0
cxm_iic0: <Conexant iTVC15 / iTVC16 I2C controller> on cxm0
iicbb0: <I2C bit-banging driver> on cxm_iic0
iicbus0: <Philips I2C bus> on iicbb0 master-only
tuner code 112
tuner_type = 7
cxm0: Philips FI1246 MK2 tuner
<2>cxm 0-0000: loaded /lib/modules/v4l-cx25840.fw firmware (16382 bytes)
<2>cxm debug 0-0000: decoder set input (0)
<2>cxm debug 0-0000: now setting Tuner input
<2>cxm debug 0-0000: set audio input (0)
<2>cxm debug 0-0000: set audio input (0)
cxm0: Eeprom NTSC
<2>tda 0-0000: switching to v4l2
<2>tda 0-0000: configure for: NTSC-M
<2>tda 0-0000: writing: b=0xd4 c=0x30 e=0x44
could not start iic bus 
probed 54
probed 136
probed 160
probed 194
probed 224
probed 226
probed 228
probed 230
<2>tda 0-0000: i2c i/o error: rc == 2 (should be 4)
read error
<2>tda 0-0000: i2c i/o error: rc == -215839973 (should be 1)
<2>tda 0-0000: read: 0x 0
<2>tda 0-0000:   after power on : no
<2>tda 0-0000:   afc            : - 12.5 kHz
<2>tda 0-0000:   fmif level     : low
<2>tda 0-0000:   afc window     : out
<2>tda 0-0000:   vfi level      : low
<2>cxm 0-0000: Video signal:              not present
<2>cxm 0-0000: Detected format:           NTSC-M
<2>cxm 0-0000: Detected audio mode:       mono
<2>cxm 0-0000: Detected audio standard:   BTSC
<2>cxm 0-0000: Audio muted:               yes
<2>cxm 0-0000: Audio microcontroller:     running
<2>cxm 0-0000: Configured audio standard: automatic detection
<2>cxm 0-0000: Configured audio system:   BTSC
<2>cxm 0-0000: Specified standard:        NTSC-M
<2>cxm 0-0000: Specified input:           Tuner
<2>cxm 0-0000: Specified audio input:     Tuner
<2>cxm 0-0000: Specified audioclock freq: 48 kHz
<2>cxm 0-0000: Preferred audio mode:      stereo
cxm0: [GIANT-LOCKED]
cxm0: encoder firmware version 0x2050032
device cxm0 opened