Commit 8a3df85a authored by Martin Povišer's avatar Martin Povišer Committed by Hector Martin
Browse files

arm64: dts: apple: t8103: Add MCA and its support 



Add the MCA I2S transceiver node and its supporting NCO, ADMAC nodes.

Signed-off-by: default avatarMartin Povišer <povik+lin@cutebit.org>
Signed-off-by: default avatarJanne Grunau <j@jannau.net>
Acked-by: default avatarMarc Zyngier <maz@kernel.org>
Signed-off-by: default avatarHector Martin <marcan@marcan.st>
parent 50e320ad

arch/arm64/boot/dts/apple/t8103-jxxx.dtsi

+4 −0
Original line number Diff line number Diff line
@@ -78,3 +78,7 @@ wifi0: network@0,0 { 
		apple,antenna-sku = "XX";

	};

};



&nco_clkref {

	clock-frequency = <900000000>;

};

arch/arm64/boot/dts/apple/t8103.dtsi

+73 −0
Original line number Diff line number Diff line
@@ -116,6 +116,16 @@ clkref: clock-ref { 
		clock-output-names = "clkref";

	};



	/*

	 * This is a fabulated representation of the input clock

	 * to NCO since we don't know the true clock tree.

	 */

	nco_clkref: clock-ref-nco {

		compatible = "fixed-clock";

		#clock-cells = <0>;

		clock-output-names = "nco_ref";

	};



	soc {

		compatible = "simple-bus";

		#address-cells = <2>;
@@ -124,6 +134,15 @@ soc { 
		ranges;

		nonposted-mmio;



		dart_sio: iommu@235004000 {

			compatible = "apple,t8103-dart";

			reg = <0x2 0x35004000 0x0 0x4000>;

			interrupt-parent = <&aic>;

			interrupts = <AIC_IRQ 635 IRQ_TYPE_LEVEL_HIGH>;

			#iommu-cells = <1>;

			power-domains = <&ps_sio_cpu>;

		};



		i2c0: i2c@235010000 {

			compatible = "apple,t8103-i2c", "apple,i2c";

			reg = <0x2 0x35010000 0x0 0x4000>;
@@ -219,6 +238,60 @@ serial2: serial@235208000 { 
			status = "disabled";

		};



		admac: dma-controller@238200000 {

			compatible = "apple,t8103-admac", "apple,admac";

			reg = <0x2 0x38200000 0x0 0x34000>;

			dma-channels = <24>;

			interrupts-extended = <0>,

					      <&aic AIC_IRQ 626 IRQ_TYPE_LEVEL_HIGH>,

					      <0>,

					      <0>;

			#dma-cells = <1>;

			iommus = <&dart_sio 2>;

			power-domains = <&ps_sio_adma>;

		};



		mca: i2s@238400000 {

			compatible = "apple,t8103-mca", "apple,mca";

			reg = <0x2 0x38400000 0x0 0x18000>,

			      <0x2 0x38300000 0x0 0x30000>;



			interrupt-parent = <&aic>;

			interrupts = <AIC_IRQ 619 IRQ_TYPE_LEVEL_HIGH>,

				     <AIC_IRQ 620 IRQ_TYPE_LEVEL_HIGH>,

				     <AIC_IRQ 621 IRQ_TYPE_LEVEL_HIGH>,

				     <AIC_IRQ 622 IRQ_TYPE_LEVEL_HIGH>,

				     <AIC_IRQ 623 IRQ_TYPE_LEVEL_HIGH>,

				     <AIC_IRQ 624 IRQ_TYPE_LEVEL_HIGH>;



			resets = <&ps_audio_p>;

			clocks = <&nco 0>, <&nco 1>, <&nco 2>,

				 <&nco 3>, <&nco 4>, <&nco 4>;

			power-domains = <&ps_audio_p>, <&ps_mca0>, <&ps_mca1>,

					<&ps_mca2>, <&ps_mca3>, <&ps_mca4>, <&ps_mca5>;

			dmas = <&admac 0>, <&admac 1>, <&admac 2>, <&admac 3>,

			       <&admac 4>, <&admac 5>, <&admac 6>, <&admac 7>,

			       <&admac 8>, <&admac 9>, <&admac 10>, <&admac 11>,

			       <&admac 12>, <&admac 13>, <&admac 14>, <&admac 15>,

			       <&admac 16>, <&admac 17>, <&admac 18>, <&admac 19>,

			       <&admac 20>, <&admac 21>, <&admac 22>, <&admac 23>;

			dma-names = "tx0a", "rx0a", "tx0b", "rx0b",

				"tx1a", "rx1a", "tx1b", "rx1b",

				"tx2a", "rx2a", "tx2b", "rx2b",

				"tx3a", "rx3a", "tx3b", "rx3b",

				"tx4a", "rx4a", "tx4b", "rx4b",

				"tx5a", "rx5a", "tx5b", "rx5b";



			#sound-dai-cells = <1>;

		};



		nco: clock-controller@23b044000 {

			compatible = "apple,t8103-nco", "apple,nco";

			reg = <0x2 0x3b044000 0x0 0x14000>;

			clocks = <&nco_clkref>;

			#clock-cells = <1>;

		};



		aic: interrupt-controller@23b100000 {

			compatible = "apple,t8103-aic", "apple,aic";

			#interrupt-cells = <3>;