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ARM: dts: omap3-echo: Add speaker sound card support 

This adds audio playback to the first generation Amazon Echo

Signed-off-by: André Hentschel <nerv@dawncrow.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
André Hentschel 2020-12-27 18:13:53 +01:00 committed by Tony Lindgren
parent 87ab16b644
commit e5a58ad1cd
1 changed files with 67 additions and 0 deletions
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67
arch/arm/boot/dts/omap3-echo.dts
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@ -86,6 +86,38 @@
linux,axis = <REL_X>;
rotary-encoder,relative-axis;
};
speaker_amp: speaker-amplifier {
compatible = "simple-audio-amplifier";
enable-gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>; /* gpio_129 */
sound-name-prefix = "Speaker Amp";
VCC-supply = <&vcc1v8>;
};
sound {
compatible = "simple-audio-card";
simple-audio-card,name = "Misto Speaker";
simple-audio-card,widgets =
"Speaker", "Speaker";
simple-audio-card,routing =
"Speaker Amp INL", "HPL",
"Speaker Amp INR", "HPR",
"Speaker", "Speaker Amp OUTL",
"Speaker", "Speaker Amp OUTR";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&sound_master>;
simple-audio-card,frame-master = <&sound_master>;
simple-audio-card,aux-devs = <&speaker_amp>;
simple-audio-card,cpu {
sound-dai = <&mcbsp2>;
};
sound_master: simple-audio-card,codec {
sound-dai = <&codec0>;
system-clock-frequency = <19200000>;
};
};
};
&i2c1 {
@ -96,6 +128,13 @@
};
};
&mcbsp2 {
status = "okay";
#sound-dai-cells = <0>;
pinctrl-names = "default";
pinctrl-0 = <&mcbsp2_pins>;
};
&i2c2 {
clock-frequency = <400000>;
@ -277,6 +316,22 @@
};
};
&i2c3 {
clock-frequency = <400000>;
codec0: codec@18 {
#sound-dai-cells = <0>;
compatible = "ti,tlv320aic32x4";
reg = <0x18>;
clocks = <&sys_clkout1>;
clock-names = "mclk";
ldoin-supply = <&vcc1v8>;
iov-supply = <&vcc1v8>;
reset-gpios = <&gpio3 10 GPIO_ACTIVE_LOW>; /* gpio_74 */
};
};
#include "tps65910.dtsi"
&omap3_pmx_core {
@ -290,6 +345,9 @@
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x20dc, PIN_INPUT | MUX_MODE4) /* dss_data0.gpio_70 */
OMAP3_CORE1_IOPAD(0x20e0, PIN_INPUT | MUX_MODE4) /* dss_data2.gpio_72 */
OMAP3_CORE1_IOPAD(0x20e4, PIN_OUTPUT | MUX_MODE4) /* dss_data4.gpio_74 */
OMAP3_CORE1_IOPAD(0x20fa, PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* dss_data15.gpio_85 */
OMAP3_CORE1_IOPAD(0x2a1a, PIN_OUTPUT | MUX_MODE0) /* sys_clkout1.sys_clkout1 */
>;
};
@ -318,6 +376,15 @@
OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat7.sdmmc2_dat7 */
>;
};
mcbsp2_pins: pinmux_mcbsp2_pins {
pinctrl-single,pins = <
OMAP3_CORE1_IOPAD(0x213c, PIN_INPUT | MUX_MODE0) /* mcbsp2_fsx.mcbsp2_fsx */
OMAP3_CORE1_IOPAD(0x213e, PIN_INPUT | MUX_MODE0) /* mcbsp2_clkx.mcbsp2_clkx */
OMAP3_CORE1_IOPAD(0x2140, PIN_INPUT | MUX_MODE0) /* mcbsp2_dr.mcbsp2.dr */
OMAP3_CORE1_IOPAD(0x2142, PIN_OUTPUT | MUX_MODE0) /* mcbsp2_dx.mcbsp2_dx */
>;
};
};
&omap3_pmx_core2 {