From mboxrd@z Thu Jan 1 00:00:00 1970 From: wxt@rock-chips.com (Caesar Wang) Date: Tue, 06 Sep 2016 07:27:10 +0800 Subject: [PATCH v3 2/2] arm64: dts: rockchip: support the pmu node for rk3399 In-Reply-To: <1666797.JgSRLN1JIq@phil> References: <1473099435-28198-1-git-send-email-wxt@rock-chips.com> <1473099435-28198-3-git-send-email-wxt@rock-chips.com> <1666797.JgSRLN1JIq@phil> Message-ID: <57CDFF4E.9090907@rock-chips.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 2016?09?06? 06:27, Heiko Stuebner wrote: > Am Dienstag, 6. September 2016, 02:17:15 CEST schrieb Caesar Wang: >> This patch adds to enable the ARM Performance Monitor Units for rk3399. >> ARM cores often have a PMU for counting cpu and cache events like cache >> misses and hits. >> >> Also, as the Marc posted the patches [0] to support Partitioning per-cpu >> interrupts. Let's add this patch to match it on rk3399 SoCs. >> >> [0]: >> https://lkml.org/lkml/2016/4/11/182 >> >> Signed-off-by: Caesar Wang >> Acked-by: Mark Rutland >> Cc: Heiko Stuebner >> Cc: Marc Zyngier >> CC: linux-arm-kernel at lists.infradead.org > I've applied this one but did some corrections [0]: > > - ppi-partitions is supposed to be a subnode of the gic, that is why the code > also start search for it starting from the gic node - I've moved it > - I've renamed the phandles taking part0/part1 from the example feels a bit to > generic, so it's now ppi_cluster0 and ppi_cluster1 matching the cpu-clusters > > I've gave this a spin on my rk3399evb and the ppi-partitions got recognized > as well as the pmu instances got created, but please also double check again. Yup, thanks the fixes. > > > Thanks > Heiko > > > [0] https://git.kernel.org/cgit/linux/kernel/git/mmind/linux-rockchip.git/ > commit/?id=48120b1af6f072bfd6b075bf9be560ad6fda2faa > > > _______________________________________________ > Linux-rockchip mailing list > Linux-rockchip at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-rockchip -- caesar wang | software engineer | wxt at rock-chip.com