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sh: div4 reparent workaround 

Update the div4 set_parent() callback to use the
flags instead of name to determine parent index.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
hifive-unleashed-5.1
Magnus Damm 2010-05-11 07:05:09 +00:00 committed by Paul Mundt
parent c77a9c3ede
commit d40db0c4a6
1 changed files with 6 additions and 1 deletions
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7
arch/sh/kernel/cpu/clock-cpg.c
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@ -168,7 +168,12 @@ static int sh_clk_div4_set_parent(struct clk *clk, struct clk *parent)
u32 value;
int ret;
if (!strcmp("pll_clk", parent->name))
/* we really need a better way to determine parent index, but for
* now assume internal parent comes with CLK_ENABLE_ON_INIT set,
* no CLK_ENABLE_ON_INIT means external clock...
*/
if (parent->flags & CLK_ENABLE_ON_INIT)
value = __raw_readl(clk->enable_reg) & ~(1 << 7);
else
value = __raw_readl(clk->enable_reg) | (1 << 7);