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Commit 8909e722 authored by Jerome Brunet's avatar Jerome Brunet Committed by Kevin Hilman
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ARM64: dts: meson-axg: add the audio clock controller



Add the audio clock controller which is part of the audio bus
This controller takes 8 input plls, and the usual clock gate, from the
main clock controller. It provides the clocs for the all the devices of
the audio subsystem, such as tdms, spdif, pdm, etc.

Signed-off-by: default avatarJerome Brunet <jbrunet@baylibre.com>
Signed-off-by: default avatarKevin Hilman <khilman@baylibre.com>
parent 7382913e
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+36 −0
Original line number Diff line number Diff line
@@ -6,6 +6,7 @@
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/axg-audio-clkc.h>
#include <dt-bindings/clock/axg-clkc.h>
#include <dt-bindings/clock/axg-aoclkc.h>
#include <dt-bindings/gpio/meson-axg-gpio.h>
@@ -155,6 +156,41 @@
			};
		};

		audio: bus@ff642000 {
			compatible = "simple-bus";
			reg = <0x0 0xff642000 0x0 0x2000>;
			#address-cells = <2>;
			#size-cells = <2>;
			ranges = <0x0 0x0 0x0 0xff642000 0x0 0x2000>;

			clkc_audio: clock-controller@0 {
				compatible = "amlogic,axg-audio-clkc";
				reg = <0x0 0x0 0x0 0xb4>;
				#clock-cells = <1>;

				clocks = <&clkc CLKID_AUDIO>,
					 <&clkc CLKID_MPLL0>,
					 <&clkc CLKID_MPLL1>,
					 <&clkc CLKID_MPLL2>,
					 <&clkc CLKID_MPLL3>,
					 <&clkc CLKID_HIFI_PLL>,
					 <&clkc CLKID_FCLK_DIV3>,
					 <&clkc CLKID_FCLK_DIV4>,
					 <&clkc CLKID_GP0_PLL>;
				clock-names = "pclk",
					      "mst_in0",
					      "mst_in1",
					      "mst_in2",
					      "mst_in3",
					      "mst_in4",
					      "mst_in5",
					      "mst_in6",
					      "mst_in7";

				resets = <&reset RESET_AUDIO>;
			};
		};

		cbus: bus@ffd00000 {
			compatible = "simple-bus";
			reg = <0x0 0xffd00000 0x0 0x25000>;