[PATCH 0/4] clk: mvebu: fix clk init order

Jason Cooper jason at lakedaemon.net
Wed Feb 5 13:34:57 EST 2014


On Sat, Jan 25, 2014 at 07:19:06PM +0100, Sebastian Hesselbarth wrote:
> This patch set fixes clk init order that went upside-down with
> v3.14. I haven't really investigated what caused this, but I assume
> it is related with DT node reordering by addresses.
> 
> Anyway, with v3.14 for MVEBU SoCs, the clock gating driver gets
> registered before core clocks driver. Unfortunately, we cannot
> return -EPROBE_DEFER in drivers initialized by clk_of_init. As the
> init order for our drivers is always core clocks before clock gating,
> we maintain init order ourselves by hooking CLK_OF_DECLARE to one
> init function that will register core clocks before clock gating
> driver.
> 
> This patch is based on pre-v3.14-rc1 mainline and should go in as
> fixes for it. As we now send MVEBU clk pull-requests to Mike directly,
> I suggest Jason picks it up as a topic branch.
> 
> The patches have been boot tested on Dove and compile-tested only
> for Kirkwood, Armada 370 and XP.
> 
> Sebastian Hesselbarth (4):
>   clk: mvebu: armada-370: maintain clock init order
>   clk: mvebu: armada-xp: maintain clock init order
>   clk: mvebu: dove: maintain clock init order
>   clk: mvebu: kirkwood: maintain clock init order
> 
>  drivers/clk/mvebu/armada-370.c | 21 ++++++++++-----------
>  drivers/clk/mvebu/armada-xp.c  | 20 +++++++++-----------
>  drivers/clk/mvebu/dove.c       | 19 +++++++++----------
>  drivers/clk/mvebu/kirkwood.c   | 34 ++++++++++++++++------------------
>  4 files changed, 44 insertions(+), 50 deletions(-)

Whole series applied to mvebu/clk-fixes.

thx,

Jason.



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