From c96c1e394fa72bd995154af7143873945a3fa89d Mon Sep 17 00:00:00 2001
From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: Mon, 16 Aug 2010 15:54:05 +0200
Subject: [PATCH] clock-imx35: fix divider if ahb is source for ipg_per
According to the Datasheet:
"i.MX35 (MCIMX35) Multimedia Applications Processor Reference Manual,
Rev. 2" "Table 14-6. PDR0 Field Descriptions" the divider is
CCM_PER_AHB[3:0] + 1.
This patch adds the missing + 1.
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/mach-mx3/clock-imx35.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-mx3/clock-imx35.c b/arch/arm/mach-mx3/clock-imx35.c
index d3a8d3f321601..e582ceb6e0c1d 100644
--- a/arch/arm/mach-mx3/clock-imx35.c
+++ b/arch/arm/mach-mx3/clock-imx35.c
@@ -292,7 +292,7 @@ static unsigned long get_rate_ipg_per(struct clk *clk)
return get_rate_arm() / (div + 1);
} else {
div = (pdr0 >> 12) & 0x7;
- return get_rate_ahb(NULL) / div;
+ return get_rate_ahb(NULL) / (div + 1);
}
}
--
2.30.2