ARM: dts: stm32: Add RTC support for STM32F429 MCU

This patch adds STM32 RTC bindings for STM32F429.

Signed-off-by: Amelie Delaunay <amelie.delaunay@st.com>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 557c1f482937..f05a9d95ef23 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi
@@ -125,6 +125,20 @@
                         status = "disabled";
                 };
 
+                rtc: rtc@40002800 {
+                        compatible = "st,stm32-rtc";
+                        reg = <0x40002800 0x400>;
+                        clocks = <&rcc 1 CLK_RTC>;
+                        clock-names = "ck_rtc";
+                        assigned-clocks = <&rcc 1 CLK_RTC>;
+                        assigned-clock-parents = <&rcc 1 CLK_LSE>;
+                        interrupt-parent = <&exti>;
+                        interrupts = <17 1>;
+                        interrupt-names = "alarm";
+                        st,syscfg = <&pwrcfg>;
+                        status = "disabled";
+                };
+
                 usart2: serial@40004400 {
                         compatible = "st,stm32-usart", "st,stm32-uart";
                         reg = <0x40004400 0x400>;