[PATCH v3 0/4] clk: bcm2835: critical clocks and parent selection
martin at sperl.org
Wed Sep 7 02:08:47 PDT 2016
> On 01.06.2016, at 21:05, Eric Anholt <eric at anholt.net> wrote:
> I figured out another critical clock (patch 3), but didn't use the
> CLK_IS_CRITICAL flag since I want to just protect whatever clock
> happens to be the parent (there are #ifdefs in the firmware indicating
> that they've experimented with using different clocks as the parent).
> I think these fixes are all suitable for 4.7.
> Eric Anholt (4):
> clk: bcm2835: Mark the VPU clock as critical
> clk: bcm2835: Mark GPIO clocks enabled at boot as critical
> clk: bcm2835: Mark the CM SDRAM clock's parent as critical
> clk: bcm2835: Skip PLLC clocks when deciding on a new clock parent
> drivers/clk/bcm/clk-bcm2835.c | 63 +++++++++++++++++++++++++++++++++++++++++--
> 1 file changed, 61 insertions(+), 2 deletions(-)
Acked-by: Martin Sperl <kernel at martin.sperl.org>
Note that these patches are also seeing more testing downstream in 4.7
and there have been no hiccups seen either. Clock selection is working
as expected for I2S as well.
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