ARM: dts: stm32: Enable clocks for STM32F746 MCU

This patch enables clocks for STM32F746 MCU.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@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 f321ffe87144f9354153bd987456957065bfaab8..e05e131d07fe64b9cc2c570f0c956e4facb30d5c 100644 (file)
--- a/arch/arm/boot/dts/stm32f746.dtsi
+++ b/arch/arm/boot/dts/stm32f746.dtsi
@@ -43,6 +43,7 @@
 #include "skeleton.dtsi"
 #include "armv7-m.dtsi"
 #include <dt-bindings/pinctrl/stm32f746-pinfunc.h>
+#include <dt-bindings/clock/stm32fx-clock.h>
 
 / {
        clocks {
@@ -51,6 +52,24 @@
                        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>;
+               };
+
+               clk_i2s_ckin: clk-i2s-ckin {
+                       #clock-cells = <0>;
+                       compatible = "fixed-clock";
+                       clock-frequency = <48000000>;
+               };
        };
 
        soc {
@@ -178,6 +197,11 @@
                        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>;
@@ -291,9 +315,10 @@
 
                rcc: rcc@40023800 {
                        #clock-cells = <2>;
-                       compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
+                       compatible = "st,stm32f746-rcc", "st,stm32-rcc";
                        reg = <0x40023800 0x400>;
-                       clocks = <&clk_hse>;
+                       clocks = <&clk_hse>, <&clk_i2s_ckin>;
+                       st,syscfg = <&pwrcfg>;
                };
        };
 };