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From: Adrian Chadd <adrian@FreeBSD.org>
Date: Fri, 29 Mar 2013 06:32:39 +0000 (UTC)
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Subject: svn commit: r248867 - head/sys/mips/atheros
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Author: adrian
Date: Fri Mar 29 06:32:39 2013
New Revision: 248867
URL: http://svnweb.freebsd.org/changeset/base/248867

Log:
  For the AR933x UART, the serial clock is not the AHB clock, it's the
  reference clock.  So use that instead.

Modified:
  head/sys/mips/atheros/uart_bus_ar933x.c
  head/sys/mips/atheros/uart_cpu_ar933x.c

Modified: head/sys/mips/atheros/uart_bus_ar933x.c
==============================================================================
--- head/sys/mips/atheros/uart_bus_ar933x.c	Fri Mar 29 06:32:02 2013	(r248866)
+++ head/sys/mips/atheros/uart_bus_ar933x.c	Fri Mar 29 06:32:39 2013	(r248867)
@@ -72,7 +72,7 @@ uart_ar933x_probe(device_t dev)
 	struct uart_softc *sc;
 	uint64_t freq;
 
-	freq = ar71xx_ahb_freq();
+	freq = ar71xx_refclk();
 
 	sc = device_get_softc(dev);
 	sc->sc_sysdev = SLIST_FIRST(&uart_sysdevs);

Modified: head/sys/mips/atheros/uart_cpu_ar933x.c
==============================================================================
--- head/sys/mips/atheros/uart_cpu_ar933x.c	Fri Mar 29 06:32:02 2013	(r248866)
+++ head/sys/mips/atheros/uart_cpu_ar933x.c	Fri Mar 29 06:32:39 2013	(r248867)
@@ -58,7 +58,7 @@ uart_cpu_getdev(int devtype, struct uart
 {
 	uint64_t freq;
 
-	freq = ar71xx_ahb_freq();
+	freq = ar71xx_refclk();
 
 	di->ops = uart_getops(&uart_ar933x_class);
 	di->bas.chan = 0;