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ARM: mach-shmobile: clock-sh7372: fixup pllc2 set_rate 

This patch fixup 421b446abe
 - Care clk->rate
 - Don't over write PLLC2 enable bit

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reported-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Tested-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Kuninori Morimoto 2011-01-11 05:11:20 +00:00 committed by Paul Mundt
parent c488a4731a
commit ff9531ec1c
1 changed files with 3 additions and 1 deletions
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4
arch/arm/mach-shmobile/clock-sh7372.c
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@ -234,7 +234,9 @@ static int pllc2_set_rate(struct clk *clk, unsigned long rate)
value = __raw_readl(PLLC2CR) & ~(0x3f << 24);
__raw_writel((value & ~0x80000000) | ((idx + 19) << 24), PLLC2CR);
__raw_writel(value | ((idx + 19) << 24), PLLC2CR);
clk->rate = clk->freq_table[idx].frequency;
return 0;
}