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Commit eb5e76ff authored by Jean-Christophe PLAGNIOL-VILLARD's avatar Jean-Christophe PLAGNIOL-VILLARD
Browse files

ARM: at91: add pmc DT support 



Specified the main Oscillator via clock binding.
This will allow to do not hardcode it anymore in the DT board at 12MHz.

Signed-off-by: default avatarJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: default avatarRob Herring <rob.herring@calxeda.com>
Acked-by: default avatarNicolas Ferre <nicolas.ferre@atmel.com>
parent 2b11ea5b

Documentation/devicetree/bindings/arm/atmel-pmc.txt

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* Power Management Controller (PMC)



Required properties:

- compatible: Should be "atmel,at91rm9200-pmc"

- reg: Should contain PMC registers location and length



Examples:

	pmc: pmc@fffffc00 {

		compatible = "atmel,at91rm9200-pmc";

		reg = <0xfffffc00 0x100>;

	};

arch/arm/boot/dts/at91sam9g20.dtsi

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@@ -59,6 +59,11 @@ 
				reg = <0xfffff000 0x200>;

				reg = <0xfffff000 0x200>;

			};

			};





			pmc: pmc@fffffc00 {

				compatible = "atmel,at91rm9200-pmc";

				reg = <0xfffffc00 0x100>;

			};



			pit: timer@fffffd30 {

			pit: timer@fffffd30 {

				compatible = "atmel,at91sam9260-pit";

				compatible = "atmel,at91sam9260-pit";

				reg = <0xfffffd30 0xf>;

				reg = <0xfffffd30 0xf>;

arch/arm/boot/dts/at91sam9g45.dtsi

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@@ -60,6 +60,11 @@ 
				reg = <0xfffff000 0x200>;

				reg = <0xfffff000 0x200>;

			};

			};





			pmc: pmc@fffffc00 {

				compatible = "atmel,at91rm9200-pmc";

				reg = <0xfffffc00 0x100>;

			};



			pit: timer@fffffd30 {

			pit: timer@fffffd30 {

				compatible = "atmel,at91sam9260-pit";

				compatible = "atmel,at91sam9260-pit";

				reg = <0xfffffd30 0xf>;

				reg = <0xfffffd30 0xf>;

arch/arm/boot/dts/at91sam9m10g45ek.dts

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@@ -21,6 +21,17 @@ 
		reg = <0x70000000 0x4000000>;

		reg = <0x70000000 0x4000000>;

	};

	};





	clocks {

		#address-cells = <1>;

		#size-cells = <1>;

		ranges;



		main_clock: clock@0 {

			compatible = "atmel,osc", "fixed-clock";

			clock-frequency = <12000000>;

		};

	};



	ahb {

	ahb {

		apb {

		apb {

			dbgu: serial@ffffee00 {

			dbgu: serial@ffffee00 {

arch/arm/boot/dts/at91sam9x5.dtsi

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@@ -58,6 +58,11 @@ 
				reg = <0xfffff000 0x200>;

				reg = <0xfffff000 0x200>;

			};

			};





			pmc: pmc@fffffc00 {

				compatible = "atmel,at91rm9200-pmc";

				reg = <0xfffffc00 0x100>;

			};



			pit: timer@fffffe30 {

			pit: timer@fffffe30 {

				compatible = "atmel,at91sam9260-pit";

				compatible = "atmel,at91sam9260-pit";

				reg = <0xfffffe30 0xf>;

				reg = <0xfffffe30 0xf>;