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ARM: dts: stm32f429: add LSI and LSE clocks

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This patch adds lsi / lse oscillators. These clocks can be use by
RTC clocks.
The clock drivers needs to disable the power domain write protection using
syscon / regmap to enable these clocks.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@st.com>
Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>
This commit is contained in:
Gabriel Fernandez 2016-10-14 11:18:00 +02:00 committed by Alexandre TORGUE
parent ed75bf3380
commit f6dbbff4f0
1 changed files with 18 additions and 0 deletions
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18
arch/arm/boot/dts/stm32f429.dtsi
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@ -56,6 +56,18 @@
compatible = "fixed-clock";
clock-frequency = <0>;
};
clk-lse {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <32768>;
};
clk-lsi {
#clock-cells = <0>;
compatible = "fixed-clock";
clock-frequency = <32000>;
};
};
soc {
@ -189,6 +201,11 @@
interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>;
};
pwrcfg: power-config@40007000 {
compatible = "syscon";
reg = <0x40007000 0x400>;
};
pin-controller {
#address-cells = <1>;
#size-cells = <1>;
@ -346,6 +363,7 @@
compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
reg = <0x40023800 0x400>;
clocks = <&clk_hse>;
st,syscfg = <&pwrcfg>;
};
dma1: dma-controller@40026000 {