Hi Miquel, Simon, > Hi, > > On 18 June 2018 at 03:47, Miquel Raynal <[email protected]> > wrote: > > > > Hi Martin, > > > > > > > Nevertheless one question: Why did you define another dts binding > > > > > instead of using that one what is already available on the Linux > > > > > kernel? There is "tcg,tpm_tis-spi" already defined. > > > > > > > > I did not know this one, actually I mostly worked on U-Boot. > > > > > > > > However, this compatible is misleading as it does not make any > difference > > > > between v1.x and v2.0 specification. > > > > > > But on the other hand it would give us a chance to determine the version > at > > > runtime what could be beneficial for firmware updates. But this is a > special case. > > > > We already discussed that point on the ML and decided to choose the > > version at compile time. I did not have the firmware update case in > > mind though. > > I think we need to move to determining the version at run-time, > allowing people to build U-Boot with both versions if needed. This > will be helpful for testing in particular. > Also I would prefer to determine the version at runtime. I will check this with two different firmware versions of SLB9670 (for TPM 1.2 and 2.0).
Regards Martin > Regards, > Simon _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
