linux-kernel - [PATCH 4/4] ARM: dts: sun8i: V3: add I2S interface to V3 dts

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Message-Id: <20210513190949.2069235-5-t.schramm@manjaro.org>
Date:   Thu, 13 May 2021 21:09:49 +0200
From:   Tobias Schramm <t.schramm@...jaro.org>
To:     Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>
Cc:     devicetree@...r.kernel.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 4/4] ARM: dts: sun8i: V3: add I2S interface to V3 dts

The Allwinner V3 SoC features an I2S interface. The I2C 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 | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-v3.dtsi b/arch/arm/boot/dts/sun8i-v3.dtsi
index c279e13583ba..0061c49523f2 100644
--- a/arch/arm/boot/dts/sun8i-v3.dtsi
+++ b/arch/arm/boot/dts/sun8i-v3.dtsi
@@ -1,10 +1,30 @@
 // 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-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";
 };
@@ -25,6 +45,11 @@ 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";
-- 
2.30.1