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

From: Martin Kepplinger
Date: Wed Feb 05 2020 - 09:31:05 EST


From: "Angus Ainslie (Purism)" <angus@xxxxxxxx>

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@xxxxxxxx>
---
.../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