[lm-sensors] Sensors are not working :(

[khali@linux-fr.org (Jean Delvare)]

Hi Conrad,

> Here is your Info:
> 
> BlackBox ~ # cat /proc/ioports
> 0000-001f : dma1
> 0020-0021 : pic1
> 0040-0043 : timer0
> 0050-0053 : timer1
> 0060-006f : keyboard
> 0070-0077 : rtc
> 0080-008f : dma page reg
> 00a0-00a1 : pic2
> 00c0-00df : dma2
> 00f0-00ff : fpu
> 01f0-01f7 : ide0
> 03c0-03df : vga+
>   03c0-03df : vesafb
> 03f6-03f6 : ide0
> 1000-101f : 0000:00:0f.0
> 6000-6007 : 0000:00:0f.0
>   6000-6007 : CS5535 ACB0
> 6100-61ff : 0000:00:0f.0
>   6100-61ff : cs5535_gpio
> 6200-623f : 0000:00:0f.0
> 9c00-9c3f : 0000:00:0f.0
>   9c00-9c03 : PM1a_EVT_BLK
>   9c0c-9c0d : PM2_CNT_BLK
>   9c10-9c13 : PM_TMR
>   9c18-9c1f : GPE0_BLK
>   9c28-9c29 : PM1a_CNT_BLK
> 9d00-9d7f : 0000:00:0f.0
> 9e00-9e07 : 0000:00:01.0
>   9e00-9e05 : ACPI CPU throttle
> ac1c-ac1f : 0000:00:01.0
> de80-deff : 0000:00:0f.3
>   de80-deff : CS5535 Audio
> df00-dfff : 0000:00:0d.0
>   df00-dfff : 8139too
> eff0-efff : 0000:00:0f.2
>   eff0-eff7 : ide0
> 
> 
> BlackBox ~ # lspci -n
> 00:01.0 0600: 1022:2080 (rev 30)
> 00:01.1 0300: 1022:2081
> 00:01.2 1010: 1022:2082
> 00:0d.0 0200: 10ec:8139 (rev 10)
> 00:0e.0 0280: 8086:4220 (rev 05)
> 00:0f.0 0601: 1022:2090 (rev 02)
> 00:0f.2 0101: 1022:209a (rev 01)
> 00:0f.3 0401: 1022:2093 (rev 01)
> 00:0f.4 0c03: 1022:2094 (rev 02)
> 00:0f.5 0c03: 1022:2095 (rev 02)
> 00:0f.6 0c03: 1022:2096 (rev 02)
> 00:0f.7 0c03: 1022:2097 (rev 02)
> 
> 
> BlackBox ~ # i2cdetect -l
> i2c-0   smbus           CS5535 ACB0                             Non-I2C 
> SMBus adapter
> 
> 
> BlackBox ~ # i2cdetect 0
> WARNING! This program can confuse your I2C bus, cause data loss and worse!
> I will probe file /dev/i2c/0.
> I will probe address range 0x03-0x77.
> Continue? [Y/n] y
>      0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f
> 00:          XX XX XX XX XX XX XX XX XX XX XX XX XX
> 10: XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX
> 20: XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX
> 30: XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX
> 40: XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX
> 50: 50 XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX
> 60: XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX XX
> 70: XX XX XX XX XX XX XX XX

Looks to me like a working bus, with nothing connected to it. What
makes you think that there is an LM82 chip connected? I know that some
AMD reference design has one, but other manufacturers don't have to
follow it.

> BlackBox ~ # i2cdetect 1
> Error: Could not open file `/dev/i2c-1' or `/dev/i2c/1': No such file or 
> directory

In fact it's OK that there is no second Access.bus. The CS5535 has only
one.

-- 
Jean Delvare