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>

diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index dfe4720ac82e017b73ad952b7ee95cee9d34161d..e10184c1b3e14cebd667166503fc67297087b257 100644 (file)
--- 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);