[PATCH v2 2/6] ARM: dts: stm32f429: add LSI and LSE clocks
From: gabriel.fernandez at st.com <hidden>
Date: 2016-10-14 09:19:31
Also in:
linux-clk, linux-devicetree, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Gabriel Fernandez <redacted> 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 <redacted> --- arch/arm/boot/dts/stm32f429.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/stm32f429.dtsi b/arch/arm/boot/dts/stm32f429.dtsi
index 336ee4f..2700449 100644
--- a/arch/arm/boot/dts/stm32f429.dtsi
+++ b/arch/arm/boot/dts/stm32f429.dtsi@@ -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 {
@@ -185,6 +197,11 @@ interrupts = <1>, <2>, <3>, <6>, <7>, <8>, <9>, <10>, <23>, <40>, <41>, <42>, <62>, <76>; }; + pwrcfg: power-config at 40007000 { + compatible = "syscon"; + reg = <0x40007000 0x400>; + }; + pin-controller { #address-cells = <1>; #size-cells = <1>;
@@ -340,6 +357,7 @@ compatible = "st,stm32f42xx-rcc", "st,stm32-rcc"; reg = <0x40023800 0x400>; clocks = <&clk_hse>; + st,syscfg = <&pwrcfg>; }; dma1: dma-controller at 40026000 {
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1.9.1