linux_dsm_epyc7002/arch/arm64/boot/dts/zte/zx296718-evb.dts
Shawn Guo e419a9a010 arm64: dts: zx296718-evb: add I2S sound card support
It enables the I2S sound card support, which is used to drive audio
through aud96p22 codec in case of TV output.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
2017-08-14 09:51:15 +08:00

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/*
* Copyright 2016 ZTE Corporation.
* Copyright 2016 Linaro Ltd.
*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
/dts-v1/;
#include "zx296718.dtsi"
/ {
model = "ZTE zx296718 evaluation board";
compatible = "zte,zx296718-evb", "zte,zx296718";
chosen {
stdout-path = "serial0:115200n8";
};
memory@40000000 {
device_type = "memory";
reg = <0x40000000 0x40000000>;
};
sound-spdif0 {
compatible = "audio-graph-card";
dais = <&spdif0_port>;
};
sound-i2s0 {
compatible = "audio-graph-card";
dais = <&i2s0_port>;
pinctrl-names = "default";
pinctrl-0 = <&amplifier_pins>;
pa-gpios = <&bgpio4 0 GPIO_ACTIVE_HIGH>;
widgets = "Line", "Line Out Jack";
routing = "Amplifier", "LINEOUTL",
"Amplifier", "LINEOUTR",
"Line Out Jack", "Amplifier";
};
};
&aud96p22 {
port {
aud96p22_endpoint: endpoint {
remote-endpoint = <&i2s0_endpoint>;
};
};
};
&emmc {
status = "okay";
};
&hdmi {
status = "okay";
port {
hdmi_endpoint: endpoint {
remote-endpoint = <&spdif0_endpoint>;
};
};
};
&i2c0 {
status = "okay";
};
&i2s0 {
status = "okay";
i2s0_port: port {
i2s0_endpoint: endpoint {
remote-endpoint = <&aud96p22_endpoint>;
dai-format = "i2s";
frame-master;
bitclock-master;
};
};
};
&pmm {
amplifier_pins: amplifier {
pins = "TSI3_DATA";
function = "BGPIO";
};
};
&sd1 {
status = "okay";
};
&spdif0 {
status = "okay";
spdif0_port: port {
spdif0_endpoint: endpoint {
remote-endpoint = <&hdmi_endpoint>;
};
};
};
&tvenc {
status = "okay";
};
&uart0 {
status = "okay";
};