From: Magnus Damm <magnus.damm@gmail.com>
To: linux-sh@vger.kernel.org
Subject: [PATCH] sh: clock-cpg div4 set_rate() shift fix
Date: Fri, 19 Feb 2010 09:12:00 +0000 [thread overview]
Message-ID: <20100219091200.472.86301.sendpatchset@t400s> (raw)
From: Magnus Damm <damm@opensource.se>
Make sure the div4 bitfield is shifted according
to the enable_bit value in sh_clk_div4_set_rate().
Signed-off-by: Magnus Damm <damm@opensource.se>
---
arch/sh/kernel/cpu/clock-cpg.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- 0001/arch/sh/kernel/cpu/clock-cpg.c
+++ work/arch/sh/kernel/cpu/clock-cpg.c 2010-02-19 16:21:09.000000000 +0900
@@ -192,8 +192,8 @@ static int sh_clk_div4_set_rate(struct c
return idx;
value = __raw_readl(clk->enable_reg);
- value &= ~0xf;
- value |= idx;
+ value &= ~(0xf << clk->enable_bit);
+ value |= (idx << clk->enable_bit);
__raw_writel(value, clk->enable_reg);
return 0;
next reply other threads:[~2010-02-19 9:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-19 9:12 Magnus Damm [this message]
2010-02-22 10:15 ` [PATCH] sh: clock-cpg div4 set_rate() shift fix Paul Mundt
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