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authorBen Dooks <ben-linux@fluff.org>2007-06-23 17:16:29 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-06-24 08:59:11 -0700
commitb5913bbd2ddebd9c2c6841986c29376e691dd396 (patch)
tree1983d09d070af73bf7b416c6b6a2fe5200f6efa8 /drivers
parent331d74750e69a2202f857d3af9323335d0d6879f (diff)
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SM501: initialise SDRAM clock before bus clocks
This init sequence of setting the SDRAM clock before the bus clock is recommend by Silicon Motion to stop problems with writes not sticking into registers. Signed-off-by: Vincent Sanders <vince@simtec.co.uk> Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mfd/sm501.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index 72bbecf4b451..4c4412e0de24 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -843,15 +843,15 @@ static void sm501_init_regs(struct sm501_devdata *sm,
sm501_init_reg(sm, SM501_GPIO31_0_CONTROL, &init->gpio_low);
sm501_init_reg(sm, SM501_GPIO63_32_CONTROL, &init->gpio_high);
- if (init->mclk) {
- dev_info(sm->dev, "setting MCLK to %ld\n", init->mclk);
- sm501_set_clock(sm->dev, SM501_CLOCK_MCLK, init->mclk);
- }
-
if (init->m1xclk) {
dev_info(sm->dev, "setting M1XCLK to %ld\n", init->m1xclk);
sm501_set_clock(sm->dev, SM501_CLOCK_M1XCLK, init->m1xclk);
}
+
+ if (init->mclk) {
+ dev_info(sm->dev, "setting MCLK to %ld\n", init->mclk);
+ sm501_set_clock(sm->dev, SM501_CLOCK_MCLK, init->mclk);
+ }
}
static unsigned int sm501_mem_local[] = {