[PATCH 3/7] at91: Fix uhpck clock rate in upll case

Jean-Christophe PLAGNIOL-VILLARD plagnioj at jcrosoft.com
Fri Sep 16 08:23:44 EDT 2011


from linux
commit 8251544f9e28058e54c4f35b7cd13b0d191d7555
Author: Ryan Mallon <ryan at bluewatersys.com>

The uhpck clock should be divided from the utmi clock, not its parent
(main). This change is mostly cosmetic as the uhpck rate value is not
used anywhere except for the debugfs clock output.

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
---
 arch/arm/mach-at91/clock.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index c9c32b2..0406382 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/arch/arm/mach-at91/clock.c
@@ -530,7 +530,7 @@ static void at91_upll_usbfs_clock_init(unsigned long main_clock)
 	/* Now set uhpck values */
 	uhpck.parent = &utmi_clk;
 	uhpck.pmc_mask = AT91SAM926x_PMC_UHP;
-	uhpck.rate_hz = utmi_clk.parent->rate_hz;
+	uhpck.rate_hz = utmi_clk.rate_hz;
 	uhpck.rate_hz /= 1 + ((at91_sys_read(AT91_PMC_USB) & AT91_PMC_OHCIUSBDIV) >> 8);
 }
 
-- 
1.7.5.4




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