aboutsummaryrefslogtreecommitdiff
path: root/arch/mips/txx9
diff options
context:
space:
mode:
authorAtsushi Nemoto <anemo@mba.ocn.ne.jp>2009-09-03 22:59:00 +0900
committerRalf Baechle <ralf@linux-mips.org>2009-11-02 12:00:07 +0100
commitfcc152f3bf55cec61167b173774cbf717b0ff5e4 (patch)
tree7005fde7d87f7f93fa33a39f1cda3194ed94a632 /arch/mips/txx9
parent2b5b9b786c177fa4bca1646325a1dd98c4399523 (diff)
downloadvexpress-lsk-fcc152f3bf55cec61167b173774cbf717b0ff5e4.tar.gz
MIPS: TXx9: Fix spi-baseclk value
TXx9 SPI bit rate is calculated by: fBR = fSPI / 2 / (n + 1) (fSPI is SPI master clock freq, i.e. imbusclk freq.) So use imbus_clk / 2 as a spi-baseclk. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/txx9')
-rw-r--r--arch/mips/txx9/generic/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index dfe4720ac82..e10184c1b3e 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -85,7 +85,7 @@ int txx9_ccfg_toeon __initdata = 1;
struct clk *clk_get(struct device *dev, const char *id)
{
if (!strcmp(id, "spi-baseclk"))
- return (struct clk *)((unsigned long)txx9_gbus_clock / 2 / 4);
+ return (struct clk *)((unsigned long)txx9_gbus_clock / 2 / 2);
if (!strcmp(id, "imbus_clk"))
return (struct clk *)((unsigned long)txx9_gbus_clock / 2);
return ERR_PTR(-ENOENT);