ARM: dts: i.MX27: Increase "clock-latency" value
authorAlexander Shiyan <shc_work@mail.ru>
Sat, 20 Jul 2013 07:17:57 +0000 (11:17 +0400)
committerShawn Guo <shawn.guo@linaro.org>
Thu, 22 Aug 2013 15:29:40 +0000 (23:29 +0800)
i.MX27 CPU can be clocked with a 32 kHz quartz, and not just 32768 Hz,
so increase "clock-latency" value, which will ensure that we use two
clock cycles on frequency change.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
arch/arm/boot/dts/imx27.dtsi

index a8e0c7e..c06df85 100644 (file)
@@ -61,7 +61,7 @@
                                266000 1300000
                                399000 1450000
                        >;
-                       clock-latency = <61036>; /* two CLK32 periods */
+                       clock-latency = <62500>;
                        clocks = <&clks 18>;
                        clock-names = "cpu";
                        voltage-tolerance = <5>;