The kirkwood SoC GPIO cores use the runit clock. Add code to
clk_prepare_enable() runit, otherwise there is a danger of locking up
the SoC by accessing the GPIO registers when runit clock is not
ticking.
Reported-by: NSimon Baatz <gmbnomis@gmail.com>
Signed-off-by: NAndrew Lunn <andrew@lunn.ch>
Tested-by: NSimon Baatz <gmbnomis@gmail.com>
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: NJason Cooper <jason@lakedaemon.net>