[PATCH v2 4/7] ARM: dts: r7s72100: add RTC_X clock inputs to device tree

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Add the RTC clocks to device tree. The frequencies must be fixed values
according to the hardware manual.

Signed-off-by: Chris Brandt <chris.brandt@xxxxxxxxxxx>
---
 arch/arm/boot/dts/r7s72100.dtsi | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/arch/arm/boot/dts/r7s72100.dtsi b/arch/arm/boot/dts/r7s72100.dtsi
index 6a1448b..632a6a4 100644
--- a/arch/arm/boot/dts/r7s72100.dtsi
+++ b/arch/arm/boot/dts/r7s72100.dtsi
@@ -51,6 +51,20 @@
 			clock-frequency = <0>;
 		};
 
+		rtc_x1_clk: rtc_x1 {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			/* If clk present, value must be set by board to 32678 */
+			clock-frequency = <0>;
+		};
+
+		rtc_x3_clk: rtc_x3 {
+			#clock-cells = <0>;
+			compatible = "fixed-clock";
+			/* If clk present, value must be set by board to 4000000 */
+			clock-frequency = <0>;
+		};
+
 		/* Fixed factor clocks */
 		b_clk: b {
 			#clock-cells = <0>;
-- 
2.10.1


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