From ad8044f87c0b53ee45f5d367584eefb222a06883 Mon Sep 17 00:00:00 2001
From: Daniel Mack <daniel@zonque.org>
Date: Fri, 30 Nov 2018 18:55:43 +0100
Subject: ARM: dts: pxa3xx: Add Raumfeld DTS files

This patch adds a set of DTS files that support all PXA3xx based Raumfeld
audio hardware devices.

Common nodes are factored out into 'common' and 'tuneable-clock' include
files to keep the top-level DTS files smaller.

Signed-off-by: Daniel Mack <daniel@zonque.org>
[Robert: Reordered Makefile in alphabetical order]
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
---
 .../boot/dts/pxa300-raumfeld-tuneable-clock.dtsi   | 85 ++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 arch/arm/boot/dts/pxa300-raumfeld-tuneable-clock.dtsi

(limited to 'arch/arm/boot/dts/pxa300-raumfeld-tuneable-clock.dtsi')

diff --git a/arch/arm/boot/dts/pxa300-raumfeld-tuneable-clock.dtsi b/arch/arm/boot/dts/pxa300-raumfeld-tuneable-clock.dtsi
new file mode 100644
index 000000000000..561483b93989
--- /dev/null
+++ b/arch/arm/boot/dts/pxa300-raumfeld-tuneable-clock.dtsi
@@ -0,0 +1,85 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <dt-bindings/clock/maxim,max9485.h>
+
+/ {
+	xo_27mhz: oscillator-27mhz {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <27000000>;
+		clock-accuracy = <100>;
+	};
+
+	sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "Raumfeld Speaker";
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		simple-audio-card,dai-link@0 {
+			reg = <0>;
+			format = "i2s";
+			bitclock-master = <&dailink_master_analog>;
+			frame-master = <&dailink_master_analog>;
+			mclk-fs = <256>;
+
+			dailink_master_analog: cpu {
+				sound-dai = <&ssp_dai0>;
+			};
+
+			codec {
+				sound-dai = <&cs4270>;
+			};
+		};
+	};
+};
+
+&ssp_dai0 {
+	clocks = <&max9485 MAX9485_CLKOUT1>;
+};
+
+&ssp_dai1 {
+	clocks = <&max9485 MAX9485_CLKOUT1>;
+};
+
+&pxai2c1 {
+	cs4270: codec@48 {
+		compatible = "cirrus,cs4270";
+		pinctrl-names = "default";
+		pinctrl-0 = <&cs4270_pins>;
+		reg = <0x48>;
+		va-supply = <&reg_va_5v0>;
+		vd-supply = <&reg_3v3>;
+		vlc-supply = <&reg_3v3>;
+		reset-gpios = <&gpio 120 GPIO_ACTIVE_HIGH>;
+		#sound-dai-cells = <0>;
+	};
+
+	max9485: clock-generator@63 {
+		compatible = "maxim,max9485";
+		pinctrl-names = "default";
+		pinctrl-0 = <&max9485_pins>;
+		reg = <0x63>;
+		vdd-supply = <&reg_3v3>;
+		clock-names = "xclk";
+		clocks = <&xo_27mhz>;
+		reset-gpios = <&gpio 111 GPIO_ACTIVE_HIGH>;
+		#clock-cells = <1>;
+	};
+};
+
+&pinctrl {
+	cs4270_pins: cs4270-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(120) MFP_AF0	/* RESET */
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+
+	max9485_pins: max9485-pins {
+		pinctrl-single,pins = <
+			MFP_PIN_PXA300(111) MFP_AF0	/* RESET */
+		>;
+		pinctrl-single,low-power-mode = MFP_LPM(MFP_LPM_PULL_LOW);
+	};
+};
-- 
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