[coreboot] Re: How to enable the SMBus0 in coreboot for Intel Atom C2000?

2019-06-11 Thread dponamorev
Yes, most likely you are right! I could not completely fix the problem but was able to get around it. The problem arose when connecting an external video card to an PCI-E slot through riser. Without connecting the video card the SMBus0 (i2c-1 bus) works fine. I was able to experiments with IDT c

[coreboot] Re: How to enable the SMBus0 in coreboot for Intel Atom C2000?

2019-05-31 Thread Kyösti Mälkki
On Fri, May 31, 2019 at 5:24 PM Дмитрий Понаморев wrote: > > Unfortunately, FITs does not have any settings for SMBus enable/disable and > so on. In general, this program for Edisonville_Rangeley is very poor > settings. > > Thanks for youre advice Kyösti! I add files with logs. I tried to play

[coreboot] Re: How to enable the SMBus0 in coreboot for Intel Atom C2000?

2019-05-31 Thread Дмитрий Понаморев
Unfortunately, FITs does not have any settings for SMBus enable/disable and so on. In general, this program for Edisonville_Rangeley is very poor settings. Thanks for youre advice Kyösti! I add files with logs. I tried to play with the enable_smbus() function but without result. Rather, the result

[coreboot] Re: How to enable the SMBus0 in coreboot for Intel Atom C2000?

2019-05-30 Thread Kyösti Mälkki
On Wed, May 29, 2019 at 5:48 PM wrote: > > There is motherboard based on the Intel Rangeley Atom C2000 (C2758) series > processor. How to enable the SMBus0 in coreboot? If I use OEM BIOS or BIOS > from Intel (EDVLCRB1.86B.0048.R00.1508181657_MPK) for mohon peak crb, then I > see on the SMBus0 (

[coreboot] Re: How to enable the SMBus0 in coreboot for Intel Atom C2000?

2019-05-30 Thread Ranga Rao
Hi, Could you check if you could read the BIOS image from FIT (Flash Image Tool) and see Smbus is disabled in the descriptor(in the SoC Straps), which is outside of coreboot BIOS image. enable Smbus in the descriptor if it is disabled, FSP will populate the DIMM in MRC code atleast for BayTrail