From mboxrd@z Thu Jan 1 00:00:00 1970 From: arnd@arndb.de (Arnd Bergmann) Date: Fri, 08 May 2015 18:08:16 +0200 Subject: [1/2] RTC: Add core rtc support for Gemini Soc devices In-Reply-To: <0701f75c1c42f74fd58845bc0ed41c38@advem.lv> References: <1292339307-14336-2-git-send-email-ulli.kroll@googlemail.com> <2349062.9v3Zz7HPLu@wuerfel> <0701f75c1c42f74fd58845bc0ed41c38@advem.lv> Message-ID: <2131951.l0j0CIttAZ@wuerfel> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thursday 07 May 2015 12:03:25 Roman Yeryomin wrote: > On 2015-05-06 22:22, Arnd Bergmann wrote: > > On Wednesday 06 May 2015 19:21:21 Roman Yeryomin wrote: > >> > >> > Thanks to point that, I'll merge that one which seems clean enough: > >> > http://git.openwrt.org/?p=openwrt.git;a=blob;f=target/linux/gemini/files/drivers/rtc/rtc-gemini.c;h=587d8122b2fbb1230437eadcce4789a53aa60ee5;hb=4c637410a2a1ab45988e8ca6202554a502102039 > >> > >> For 3.18 (and up) to work on gemini 160-gemini-timers.patch is vital. > >> Without that timers are broken and cpu is super slow. > > > > Do you know what part of the patch is the actual bug fix? We should > > probably > > merge that separately and mark it for stable backports, while the bulk > > of that > > patch seems to just rearrange code. > > > > Arnd > > Sorry, didn't try to extract the exact lines it but I guess it's that > part which touches the scheduler clock code. > Because without that patch sched clock runs at 100Hz instead of 25MHz. > I can dive into this deeper if you want, I just didn't see the need. I think that would be helpful, yes. Arnd