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From:   Jerome Brunet <jbrunet@baylibre.com>
To:     Kevin Hilman <khilman@baylibre.com>
Cc:     Jerome Brunet <jbrunet@baylibre.com>,
        linux-amlogic@lists.infradead.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: [PATCH 2/6] arm64: dts: meson-gx: add aiu support
Date:   Tue, 21 Apr 2020 18:39:31 +0200
Message-Id: <20200421163935.775935-3-jbrunet@baylibre.com>
In-Reply-To: <20200421163935.775935-1-jbrunet@baylibre.com>
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Add the AIU audio device to the Amlogic GX SoC family DT.
ATM, this device provides the i2s and spdif output stages and also
the hdmi and internal codec glues.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
---
 arch/arm64/boot/dts/amlogic/meson-gx.dtsi   | 13 ++++++++++++
 arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 23 +++++++++++++++++++++
 arch/arm64/boot/dts/amlogic/meson-gxl.dtsi  | 23 +++++++++++++++++++++
 3 files changed, 59 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index 03f79fe045b7..a8dc8f810253 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -278,6 +278,17 @@ reset: reset-controller@4404 {
 				#reset-cells = <1>;
 			};
 
+			aiu: audio-controller@5400 {
+				compatible = "amlogic,aiu";
+				#sound-dai-cells = <2>;
+				sound-name-prefix = "AIU";
+				reg = <0x0 0x5400 0x0 0x2ac>;
+				interrupts = <GIC_SPI 48 IRQ_TYPE_EDGE_RISING>,
+					     <GIC_SPI 50 IRQ_TYPE_EDGE_RISING>;
+				interrupt-names = "i2s", "spdif";
+				status = "disabled";
+			};
+
 			uart_A: serial@84c0 {
 				compatible = "amlogic,meson-gx-uart";
 				reg = <0x0 0x84c0 0x0 0x18>;
@@ -626,6 +637,8 @@ hdmi_tx: hdmi-tx@c883a000 {
 			interrupts = <GIC_SPI 57 IRQ_TYPE_EDGE_RISING>;
 			#address-cells = <1>;
 			#size-cells = <0>;
+			#sound-dai-cells = <0>;
+			sound-name-prefix = "HDMITX";
 			status = "disabled";
 
 			/* VPU VENC Input */
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index 0cb40326b0d3..234490d3ee68 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -60,6 +60,29 @@ usb1: usb@c9100000 {
 	};
 };
 
+&aiu {
+	compatible = "amlogic,aiu-gxbb", "amlogic,aiu";
+	clocks = <&clkc CLKID_AIU_GLUE>,
+		 <&clkc CLKID_I2S_OUT>,
+		 <&clkc CLKID_AOCLK_GATE>,
+		 <&clkc CLKID_CTS_AMCLK>,
+		 <&clkc CLKID_MIXER_IFACE>,
+		 <&clkc CLKID_IEC958>,
+		 <&clkc CLKID_IEC958_GATE>,
+		 <&clkc CLKID_CTS_MCLK_I958>,
+		 <&clkc CLKID_CTS_I958>;
+	clock-names = "pclk",
+		      "i2s_pclk",
+		      "i2s_aoclk",
+		      "i2s_mclk",
+		      "i2s_mixer",
+		      "spdif_pclk",
+		      "spdif_aoclk",
+		      "spdif_mclk",
+		      "spdif_mclk_sel";
+	resets = <&reset RESET_AIU>;
+};
+
 &aobus {
 	pinctrl_aobus: pinctrl@14 {
 		compatible = "amlogic,meson-gxbb-aobus-pinctrl";
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
index 259d86399390..d9f00c5a9a5c 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
@@ -49,6 +49,29 @@ crypto: crypto@c883e000 {
 	};
 };
 
+&aiu {
+	compatible = "amlogic,aiu-gxl", "amlogic,aiu";
+	clocks = <&clkc CLKID_AIU_GLUE>,
+		 <&clkc CLKID_I2S_OUT>,
+		 <&clkc CLKID_AOCLK_GATE>,
+		 <&clkc CLKID_CTS_AMCLK>,
+		 <&clkc CLKID_MIXER_IFACE>,
+		 <&clkc CLKID_IEC958>,
+		 <&clkc CLKID_IEC958_GATE>,
+		 <&clkc CLKID_CTS_MCLK_I958>,
+		 <&clkc CLKID_CTS_I958>;
+	clock-names = "pclk",
+		      "i2s_pclk",
+		      "i2s_aoclk",
+		      "i2s_mclk",
+		      "i2s_mixer",
+		      "spdif_pclk",
+		      "spdif_aoclk",
+		      "spdif_mclk",
+		      "spdif_mclk_sel";
+	resets = <&reset RESET_AIU>;
+};
+
 &apb {
 	usb2_phy0: phy@78000 {
 		compatible = "amlogic,meson-gxl-usb2-phy";
-- 
2.25.2