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Groups > linux.debian.kernel > #50251

Bug#793185: linux-image-3.16.0-4-armmp: missing cpufreq on cubieboard (Allwinner A10 sun4i)

From Leonardo Canducci <leonardo.canducci@gmail.com>
Newsgroups linux.debian.bugs.dist, linux.debian.kernel
Subject Bug#793185: linux-image-3.16.0-4-armmp: missing cpufreq on cubieboard (Allwinner A10 sun4i)
Date 2015-07-22 13:30 +0200
Message-ID <pP0nM-5o8-15@gated-at.bofh.it> (permalink)
References <pOWWS-oC-7@gated-at.bofh.it> <pOZL3-4pA-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

Cross-posted to 2 groups.

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Just tested with 4.0 from sid and 4.1 (trunk) from experimental. Same
output:

leo@cubetto:~$ uname -a
Linux cubetto 4.1.0-trunk-armmp #1 SMP Debian 4.1.2-1~exp1 (2015-07-11)
armv7l GNU/Linux

leo@cubetto:~$ cat /proc/cpuinfo
processor       : 0
model name      : ARMv7 Processor rev 2 (v7l)
BogoMIPS        : 1001.47
Features        : half thumb fastmult vfp edsp thumbee neon vfpv3 tls
vfpd32
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x3
CPU part        : 0xc08
CPU revision    : 2

Hardware        : Allwinner A1X (Device Tree)
Revision        : 0000
Serial          : 0000000000000000

leo@cubetto:~$ ls /sys/devices/system/cpu/cpu0/
crash_notes       of_node  power      topology
crash_notes_size  online   subsystem  uevent

Maybe some device-tree issue?

2015-07-22 12:45 GMT+02:00 Ian Campbell <ijc@debian.org>:

> On Wed, 2015-07-22 at 09:41 +0200, Leonardo Canducci wrote:
> > Package: src:linux
> > Version: 3.16.7-ckt11-1
>
> > i just installed jessie on my cubieboard as described on the debian
> > wiki page. All is fine but I can't see CPU freq:
>
> It seems that cpufreq from sunxi was added to mainline in 4.0. I expect
> this should work with the 4.0 kernel in sid or the 4.1 kernel from
> experimental.
>
> Please could you try those and report back.
>
> Ian.
>
>


-- 
Leonardo Canducci

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Thread

Bug#793185: linux-image-3.16.0-4-armmp: missing cpufreq on cubieboard (Allwinner A10 sun4i) Leonardo Canducci <leonardo.canducci@gmail.com> - 2015-07-22 09:50 +0200
  Bug#793185: linux-image-3.16.0-4-armmp: missing cpufreq on cubieboard (Allwinner A10 sun4i) Leonardo Canducci <leonardo.canducci@gmail.com> - 2015-07-22 13:30 +0200
    Bug#793185: linux-image-3.16.0-4-armmp: missing cpufreq on cubieboard (Allwinner A10 sun4i) Ian Campbell <ijc@debian.org> - 2015-07-22 14:10 +0200
      Bug#793185: linux-image-3.16.0-4-armmp: missing cpufreq on cubieboard (Allwinner A10 sun4i) Ian Campbell <ijc@debian.org> - 2015-07-23 09:10 +0200

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