ARM: dts: stm32: set HSE_RTC clock frequency to 1 MHz on stm32f746

This patch set HSE_RTC clock frequency to 1 MHz, as the clock supplied to
the RTC must be 1 MHz.

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

diff --git a/arch/arm/boot/dts/stm32f746.dtsi b/arch/arm/boot/dts/stm32f746.dtsi
index 09d6649471b555ef30f976723c10bcc4715aa773..af4bfd4a40be6b96074e8829b1856b7ea512137d 100644 (file)
--- a/arch/arm/boot/dts/stm32f746.dtsi
+++ b/arch/arm/boot/dts/stm32f746.dtsi
@@ -320,6 +320,8 @@
                        reg = <0x40023800 0x400>;
                        clocks = <&clk_hse>, <&clk_i2s_ckin>;
                        st,syscfg = <&pwrcfg>;
+                       assigned-clocks = <&rcc 1 CLK_HSE_RTC>;
+                       assigned-clock-rates = <1000000>;
                };
        };
 };