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

Ryan Mallon ryan at bluewatersys.com
Tue Jun 1 20:55:36 EDT 2010


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: Ryan Mallon <ryan at bluewatersys.com>
---

diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index 7f7da43..57fc6d4 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/arch/arm/mach-at91/clock.c
@@ -657,7 +657,7 @@ static void __init 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);
 }
 




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