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
