[PATCH v2] clk: armada-370: fix tclk frequencies

Jason Cooper jason at lakedaemon.net
Thu Oct 3 08:23:07 EDT 2013


On Thu, Oct 03, 2013 at 12:05:02PM +0200, Simon Guinot wrote:
> This patch fixes the tclk frequency array for the Armada-370 SoC.
> This bug has been introduced by commit 6b72333d
> ("clk: mvebu: add Armada 370 SoC-centric clock init").
> A wrong tclk frequency affects the following drivers: mvsdio, mvneta,
> i2c-mv64xxx and mvebu-devbus. This list may be incomplete.
> About the mvneta Ethernet driver, note that the tclk frequency is used
> to compute the Rx time coalescence. Then, this bug harms the coalescence
> configuration and also degrades the networking performances with the
> default values.
> Signed-off-by: Simon Guinot <simon.guinot at sequanux.org>
> Cc: Andrew Lunn <andrew at lunn.ch>
> Cc: Gregory CLEMENT <gregory.clement at free-electrons.com>
> Cc: Sebastian Hesselbarth <sebastian.hesselbarth at gmail.com>
> Cc: Jason Cooper <jason at lakedaemon.net>
> Cc: stable at vger.kernel.org
> ---
>  drivers/clk/mvebu/armada-370.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Much better, thanks!

Acked-by: Jason Cooper <jason at lakedaemon.net>

This can be applied to v3.11 onwards.



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