linux-kernel - [PATCH v3 7/7] ARM: dts: sun8i: V3: add I2S interface to V3 dts

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Message-Id: <20210514134405.2097464-8-t.schramm@manjaro.org>
Date:   Fri, 14 May 2021 15:44:05 +0200
From:   Tobias Schramm <t.schramm@...jaro.org>
To:     Jernej Škrabec <jernej.skrabec@...il.com>,
        Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org
Cc:     Maxime Ripard <mripard@...nel.org>, Chen-Yu Tsai <wens@...e.org>,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        Tobias Schramm <t.schramm@...jaro.org>
Subject: [PATCH v3 7/7] ARM: dts: sun8i: V3: add I2S interface to V3 dts

The Allwinner V3 SoC features an I2S interface. The I2S peripheral is
identical to that in the Allwinner H3 SoC.
This commit adds it to the Allwinner V3 dts.

Signed-off-by: Tobias Schramm <t.schramm@...jaro.org>
---
 arch/arm/boot/dts/sun8i-v3.dtsi | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-v3.dtsi b/arch/arm/boot/dts/sun8i-v3.dtsi
index 8af790d286b9..3698e024d604 100644
--- a/arch/arm/boot/dts/sun8i-v3.dtsi
+++ b/arch/arm/boot/dts/sun8i-v3.dtsi
@@ -1,10 +1,31 @@
 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (C) 2019 Icenowy Zheng <icenowy@...c.io>
+ * Copyright (C) 2021 Tobias Schramm <t.schramm@...jaro.org>
  */
 
 #include "sun8i-v3s.dtsi"
 
+/ {
+	soc {
+			i2s0: i2s@...2000 {
+				#sound-dai-cells = <0>;
+				compatible = "allwinner,sun8i-v3-i2s",
+					     "allwinner,sun8i-h3-i2s";
+				reg = <0x01c22000 0x400>;
+				interrupts = <GIC_SPI 13 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&ccu CLK_BUS_I2S0>, <&ccu CLK_I2S0>;
+				clock-names = "apb", "mod";
+				dmas = <&dma 3>, <&dma 3>;
+				dma-names = "rx", "tx";
+				pinctrl-names = "default";
+				pinctrl-0 = <&i2s0_pins>;
+				resets = <&ccu RST_BUS_I2S0>;
+				status = "disabled";
+			};
+	};
+};
+
 &ccu {
 	compatible = "allwinner,sun8i-v3-ccu";
 };
@@ -30,6 +51,11 @@ external_mdio: mdio@2 {
 &pio {
 	compatible = "allwinner,sun8i-v3-pinctrl";
 
+	i2s0_pins: i2s0-pins {
+		pins = "PG10", "PG11", "PG12", "PG13";
+		function = "i2s";
+	};
+
 	uart1_pg_pins: uart1-pg-pins {
 		pins = "PG6", "PG7";
 		function = "uart1";
-- 
2.31.1