MTU2 multi-function/multi-channel timer/counter is not enabled for
GR-Peach board. The timer is used as clock event source to schedule
wake-ups, and without this enabled all sleeps not performed through busy
waiting hang the board.

Signed-off-by: Jacopo Mondi <jacopo+rene...@jmondi.org>
---
 arch/arm/boot/dts/r7s72100-gr-peach.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/boot/dts/r7s72100-gr-peach.dts 
b/arch/arm/boot/dts/r7s72100-gr-peach.dts
index 20309ac..ad6a627 100644
--- a/arch/arm/boot/dts/r7s72100-gr-peach.dts
+++ b/arch/arm/boot/dts/r7s72100-gr-peach.dts
@@ -78,6 +78,10 @@
        clock-frequency = <48000000>;
 };
 
+&mtu2 {
+       status = "okay";
+};
+
 &scif2 {
        pinctrl-names = "default";
        pinctrl-0 = <&scif2_pins>;
-- 
2.7.4

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