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ARM: plat-nomadik: handle clocking properly

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clk_prepare() was missing from the Nomadik MTU driver, also handle
errors on prepare and enable in the simplest way possible, by
bugging out - we cannot start the system without time anyway.

Acked-by: Alessandro Rubini <rubini@unipv.it>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij 2012-01-11 09:51:14 +01:00
parent b9576623c4
commit d3e8b7569a
1 changed files with 2 additions and 2 deletions
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4
arch/arm/plat-nomadik/timer.c
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@ -190,8 +190,8 @@ void __init nmdk_timer_init(void __iomem *base)
mtu_base = base;
clk0 = clk_get_sys("mtu0", NULL);
BUG_ON(IS_ERR(clk0));
clk_enable(clk0);
BUG_ON(clk_prepare(clk0) < 0);
BUG_ON(clk_enable(clk0) < 0);
/*
* Tick rate is 2.4MHz for Nomadik and 2.4Mhz, 100MHz or 133 MHz