From mboxrd@z Thu Jan 1 00:00:00 1970 From: pali.rohar@gmail.com (Pali =?utf-8?q?Roh=C3=A1r?=) Date: Mon, 6 Jul 2015 14:23:23 +0200 Subject: [RESEND] [PATCH v2 1/2] arm: devtree: Set system_rev from DT revision In-Reply-To: <20150625050138.GL4156@atomide.com> References: <1430902142-17035-1-git-send-email-pali.rohar@gmail.com> <20150506114417.GI30910@pali> <20150625050138.GL4156@atomide.com> Message-ID: <201507061423.23505@pali> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thursday 25 June 2015 07:01:38 Tony Lindgren wrote: > * Pali Roh?r [150506 04:45]: > > On Wednesday 06 May 2015 13:04:01 Arnd Bergmann wrote: > > > > It needs to be done in this code, so "system_rev" variable is > > > > set properly... > > > > > > What I mean is which code accesses this variable that early? > > > > ATAG code is doing it at same early stage, so I added it to same > > early stage... > > Yes we should do this early like the other atags. > > > > > > Also, it seems strange to have a string property and then use > > > > > kstrtouint to convert it into a number. I think it should > > > > > either be specified in a DT binding to be a string and then > > > > > have the kernel not assume that it is a number, or we should > > > > > define it to be binary. > > > > > > > > > > Arnd > > > > > > > > Variable "system_rev" is number and it always was. So chaning > > > > type will break more parts. > > > > > > > > And it is string DT property to be human readable. Some other > > > > developers suggested for v2 to change it to string (from > > > > number). > > > > > > Both of them would be human readable, you just use something else > > > to read them ;-) > > > > > > If we have a string here, we should just change all uses of > > > system_rev > > > > in the kernel accordingly, there are only a few of them: > Let's just keep it as a hex as it was. After all it's an existing > interface in /proc that user space programs may expect to be in > hex format already. > > Pali, care to repost the whole set again right after -rc1 with > with rev property naming and documentation added? Just keep it > as hex and let's forget any string conversion. > > Regards, > > Tony Hello Tony, into which file should I put documentation about new DT properties? -- Pali Roh?r pali.rohar at gmail.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 198 bytes Desc: This is a digitally signed message part. URL: