X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fmach-at91%2Farm926ejs%2Fclock.c;h=7156185a46fa34cb4e9348111ee307c064fbc4cb;hb=655b24cea6ef7ab1c7fd24d262b50c855b4e54b2;hp=c8d24ae826508d2cd254c8717cbbad7eaa5125e1;hpb=20680b560a17fb29c862de77930cfbf76b24f83c;p=u-boot

diff --git a/arch/arm/mach-at91/arm926ejs/clock.c b/arch/arm/mach-at91/arm926ejs/clock.c
index c8d24ae826..7156185a46 100644
--- a/arch/arm/mach-at91/arm926ejs/clock.c
+++ b/arch/arm/mach-at91/arm926ejs/clock.c
@@ -1,11 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * [origin: Linux kernel linux/arch/arm/mach-at91/clock.c]
  *
  * Copyright (C) 2005 David Brownell
  * Copyright (C) 2005 Ivan Kokshaysky
  * Copyright (C) 2009 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
@@ -162,7 +161,13 @@ int at91_clock_init(unsigned long main_clock)
 	gd->arch.mck_rate_hz = at91_css_to_rate(mckr & AT91_PMC_MCKR_CSS_MASK);
 	freq = gd->arch.mck_rate_hz;
 
+#if defined(CONFIG_AT91SAM9X5)
+	/* different in prescale on at91sam9x5 */
+	freq /= (1 << ((mckr & AT91_PMC_MCKR_PRES_MASK) >> 4));
+#else
 	freq /= (1 << ((mckr & AT91_PMC_MCKR_PRES_MASK) >> 2));	/* prescale */
+#endif
+
 #if defined(CONFIG_AT91SAM9G20)
 	/* mdiv ; (x >> 7) = ((x >> 8) * 2) */
 	gd->arch.mck_rate_hz = (mckr & AT91_PMC_MCKR_MDIV_MASK) ?