linux-kernel - [PATCH v1 02/12] arm64: dts: librem5-devkit: add the simcom 7100 modem and audio

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Message-Id: <20200205143003.28408-3-martin.kepplinger@puri.sm>
Date:   Wed,  5 Feb 2020 15:29:53 +0100
From:   Martin Kepplinger <martin.kepplinger@...i.sm>
To:     robh@...nel.org, mark.rutland@....com, shawnguo@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com
Cc:     linux-imx@....com, Anson.Huang@....com, devicetree@...r.kernel.org,
        kernel@...i.sm, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        "Angus Ainslie (Purism)" <angus@...ea.ca>
Subject: [PATCH v1 02/12] arm64: dts: librem5-devkit: add the simcom 7100 modem and audio

From: "Angus Ainslie (Purism)" <angus@...ea.ca>

Add the simcomm modem and the sai6 interface that connects it, as well
as the sgtl5000 audio codec.

Signed-off-by: Angus Ainslie (Purism) <angus@...ea.ca>
---
 .../dts/freescale/imx8mq-librem5-devkit.dts   | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
index 9702db69d3ed..8162576e8f3d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts
@@ -148,6 +148,51 @@
 		regulator-always-on;
 	};
 
+	sim7100_codec: sound-wwan-codec {
+		compatible = "option,gtm601";
+		#sound-dai-cells = <0>;
+	};
+
+	sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "sgtl5000";
+		simple-audio-card,format = "i2s";
+		simple-audio-card,widgets =
+			"Microphone", "Microphone Jack",
+			"Headphone", "Headphone Jack",
+			"Speaker", "Speaker Ext",
+			"Line", "Line In Jack";
+		simple-audio-card,routing =
+			"MIC_IN", "Microphone Jack",
+			"Microphone Jack", "Mic Bias",
+			"LINE_IN", "Line In Jack",
+			"Headphone Jack", "HP_OUT",
+			"Speaker Ext", "LINE_OUT";
+		simple-audio-card,cpu {
+			sound-dai = <&sai2>;
+		};
+		simple-audio-card,codec {
+			sound-dai = <&sgtl5000>;
+			clocks = <&clk IMX8MQ_CLK_SAI2_ROOT>;
+			frame-master;
+			bitclock-master;
+		};
+	};
+
+	sound-wwan {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "SIMCom SIM7100";
+		simple-audio-card,format = "dsp_a";
+		simple-audio-card,cpu {
+			sound-dai = <&sai6>;
+		};
+		telephony_link_master: simple-audio-card,codec {
+			sound-dai = <&sim7100_codec>;
+			frame-master;
+			bitclock-master;
+		};
+	};
+
 	vibrator {
 		compatible = "gpio-vibrator";
 		pinctrl-names = "default";
@@ -749,6 +794,16 @@
 	status = "okay";
 };
 
+&sai6 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sai6>;
+	assigned-clocks = <&clk IMX8MQ_CLK_SAI6>;
+	assigned-clock-parents = <&clk IMX8MQ_AUDIO_PLL1_OUT>;
+	assigned-clock-rates = <24576000>;
+	fsl,sai-synchronous-rx;
+	status = "okay";
+};
+
 &uart1 { /* console */
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_uart1>;
-- 
2.20.1