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Date: Wed, 20 Jul 2016 13:54:22 -0600 From: Jason Gunthorpe <jgunthorpe@...idianresearch.com> To: Andrey Pronin <apronin@...omium.org> Cc: Rob Herring <robh@...nel.org>, Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>, Peter Huewe <peterhuewe@....de>, Marcel Selhorst <tpmdd@...horst.net>, tpmdd-devel@...ts.sourceforge.net, linux-kernel@...r.kernel.org, Christophe Ricard <christophe.ricard@...il.com>, Pawel Moll <pawel.moll@....com>, Mark Rutland <mark.rutland@....com>, Ian Campbell <ijc+devicetree@...lion.org.uk>, Kumar Gala <galak@...eaurora.org>, devicetree@...r.kernel.org Subject: Re: [PATCH v2 1/2] tpm: devicetree: document properties for cr50 On Wed, Jul 20, 2016 at 12:49:12PM -0700, Andrey Pronin wrote: > Sorry, I just updated this patch description in v2 to indicate why they are not > hard-coded, but didn't answer explicitly. As the firmware changes, a different > revision of it can have a different time before it sleeps in its configuration, > or the time it takes it to startup may be different. Thus, there's a way to > set it here w/o changing the driver. This sort of stuff should be read out of the firmware, not DT.. Why has Google created such a non-standard TPM firmware??? Jason
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