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ARM: DTS: am335x-bone: Audio support via AudioCape RevA 
All at once ;)

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
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@ujfalusi
Peter Ujfalusi authored and ujfalusi committed Jun 19, 2021
1 parent f237989 commit 52bfbad8275543bd042e810fc8f7be8e44d4b57a
Showing 1 changed file with 253 additions and 0 deletions.
253 arch/arm/boot/dts/am335x-bone.dts
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@@ -6,10 +6,185 @@

#include "am33xx.dtsi"
#include "am335x-bone-common.dtsi"
#include <dt-bindings/sound/ti-mcasp.h>
#include <dt-bindings/sound/tas2555.h>

/ {
model = "TI AM335x BeagleBone";
compatible = "ti,am335x-bone", "ti,am33xx";

v1_8d_reg: fixedregulator-v1_8d {
compatible = "regulator-fixed";
regulator-name = "v1_8d";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};

dummy_codec0: dummy_codec@0 {
compatible = "linux,snd-soc-dummy";
#sound-dai-cells = <0>;
};

sound0: sound@0 {
compatible = "simple-audio-card";
simple-audio-card,name = "BeagleBone-Cape";
simple-audio-card,widgets =
"Headphone", "Headphone Jack",
"Line", "Line In";
simple-audio-card,routing =
"Headphone Jack", "HPLOUT",
"Headphone Jack", "HPROUT",
"LINE1L", "Line In",
"LINE1R", "Line In";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&sound0_master>;
simple-audio-card,frame-master = <&sound0_master>;

status = "okay";

sound0_master: simple-audio-card,cpu {
sound-dai = <&mcasp0>;
system-clock-frequency = <24000000>;
system-clock-id = <MCASP_CLK_HCLK_AUXCLK>;
};

simple-audio-card,codec {
sound-dai = <&tlv320aic3106>;
clocks = <&clkout2_ck>;
};
};

sound1: sound@1 {
compatible = "simple-audio-card";
simple-audio-card,name = "BeagleBone-TAS2552";
simple-audio-card,widgets =
"Speaker", "Speaker Port";
simple-audio-card,routing =
"Speaker Port", "OUT",
"Speaker Port", "OUT";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&sound1_master>;
simple-audio-card,frame-master = <&sound1_master>;

status = "disabled";

sound1_master: simple-audio-card,cpu {
sound-dai = <&mcasp0>;
system-clock-frequency = <24000000>;
system-clock-id = <MCASP_CLK_HCLK_AUXCLK>;
};

simple-audio-card,codec {
sound-dai = <&tas2552>;
clocks = <&clkout2_ck>;
};
};

sound2: sound@2 {
compatible = "simple-audio-card";
simple-audio-card,name = "BeagleBone-TAS2555";
simple-audio-card,widgets =
"Speaker", "Speaker Port";
simple-audio-card,routing =
"Speaker Port", "OUT",
"Speaker Port", "OUT";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&sound2_master>;
simple-audio-card,frame-master = <&sound2_master>;

status = "disabled";

sound2_master: simple-audio-card,cpu {
sound-dai = <&mcasp0>;
system-clock-frequency = <24000000>;
system-clock-id = <MCASP_CLK_HCLK_AUXCLK>;
};

simple-audio-card,codec {
sound-dai = <&tas2555 TAS2555_DAI_ASI1>;
clocks = <&clkout2_ck>;
};
};

sound3: sound@3 {
compatible = "simple-audio-card";
simple-audio-card,name = "BeagleBone-dummy";
simple-audio-card,widgets =
"Speaker", "Speaker Port";
simple-audio-card,routing =
"Speaker Port", "OUT",
"Speaker Port", "OUT";
simple-audio-card,format = "dsp_a";
simple-audio-card,bitclock-master = <&sound3_master>;
simple-audio-card,frame-master = <&sound3_master>;

status = "disabled";

sound3_master: simple-audio-card,cpu {
sound-dai = <&mcasp0>;
system-clock-frequency = <24000000>;
system-clock-id = <MCASP_CLK_HCLK_AUXCLK>;
dai-tdm-slot-num = <8>;
dai-tdm-slot-width = <32>;
dai-tdm-slot-tx-mask = <1 1 1 1 1 1 1 1>;
dai-tdm-slot-rx-mask = <1 1 1 1 1 1>;
};

simple-audio-card,codec {
sound-dai = <&dummy_codec0>;
};
};
};

&am33xx_pinmux {
mcasp0_pins: mcasp0_pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_INPUT_PULLDOWN, MUX_MODE0) /* mcasp0_fsx */
AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_INPUT_PULLDOWN, MUX_MODE0) /* mcasp0_aclkx */
AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mcasp0_axr3 */
AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKR, PIN_INPUT_PULLDOWN, MUX_MODE2) /* mcasp0_axr2 */
>;
};

mcasp0_pins_sleep: mcasp0_pins_sleep {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_INPUT_PULLDOWN, MUX_MODE7)
// AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLDOWN, MUX_MODE7)
AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* mcasp1_axr1 */
AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKR, PIN_INPUT_PULLDOWN, MUX_MODE7)
>;
};

mcasp1_pins: mcasp1_pins {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_MCASP0_FSR, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* mcasp1_fsx */
AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* mcasp1_aclkx */
// AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR1, PIN_OUTPUT_PULLDOWN, MUX_MODE2) /* mcasp1_axr0 */
// AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_OUTPUT_PULLDOWN, MUX_MODE3) /* mcasp1_axr1 */
>;
};

mcasp1_pins_sleep: mcasp1_pins_sleep {
pinctrl-single,pins = <
AM33XX_PADCONF(AM335X_PIN_MCASP0_FSR, PIN_INPUT_PULLDOWN, MUX_MODE7) /* mcasp1_fsx */
AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKR, PIN_INPUT_PULLDOWN, MUX_MODE7) /* mcasp1_aclkx */
// AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR1, PIN_INPUT_PULLDOWN, MUX_MODE7) /* mcasp1_axr0 */
// AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLDOWN, MUX_MODE7) /* mcasp1_axr1 */
AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_OUTPUT, MUX_MODE7) /* gpio0_7 */
>;
};
};

&sysclkout_pre_ck {
assigned-clocks = <&sysclkout_pre_ck>;
assigned-clock-parents = <&lcd_gclk>;
};

&clkout2_div_ck {
assigned-clocks = <&clkout2_div_ck>;
// assigned-clock-rates = <8000000>; /* 8MHz */
assigned-clock-rates = <12000000>; /* 12MHz */
};

&ldo3_reg {
@@ -21,3 +196,81 @@
&mmc1 {
vmmc-supply = <&ldo3_reg>;
};

&i2c2 {
tlv320aic3106: tlv320aic3106@1b {
#sound-dai-cells = <0>;
compatible = "ti,tlv320aic3106";
reg = <0x1b>;
status = "okay";
adc-settle-ms = <40>;

AVDD-supply = <&vmmcsd_fixed>;
IOVDD-supply = <&vmmcsd_fixed>;
DRVDD-supply = <&vmmcsd_fixed>;
DVDD-supply = <&v1_8d_reg>;
};

tlv320aic3253: tlv320aic3253@18 {
#sound-dai-cells = <0>;
compatible = "ti,tlv320aic3253";
reg = <0x18>;
// status = "okay";
status = "disabled";
};

tas2552: tas2552@40 { // A0=0
#sound-dai-cells = <0>;
compatible = "ti,tas2552";
reg = <0x40>; // A0 =0
status = "okay";

vbat-supply = <&vmmcsd_fixed>;
iovdd-supply = <&vmmcsd_fixed>;
avdd-supply = <&vmmcsd_fixed>;
};

tas2555: tas2555@4c {
#sound-dai-cells = <1>;
compatible = "ti,tas2555";
reg = <0x4c>;
status = "okay";
};

};

&mcasp0 {
#sound-dai-cells = <0>;
pinctrl-names = "default", "sleep";
pinctrl-0 = <&mcasp0_pins>;
pinctrl-1 = <&mcasp0_pins_sleep>;

status = "okay";

op-mode = <0>; /* MCASP_IIS_MODE */
tdm-slots = <2>;
/* 4 serializers */
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0 0 2 1
>;
tx-num-evt = <32>;
rx-num-evt = <32>;
};

&mcasp1 {
#sound-dai-cells = <0>;
pinctrl-names = "default", "sleep";
pinctrl-0 = <&mcasp1_pins>;
pinctrl-1 = <&mcasp1_pins_sleep>;

status = "okay";

op-mode = <0>; /* MCASP_IIS_MODE */
tdm-slots = <2>;
/* 4 serializers */
serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
0 1 0 0
>;
tx-num-evt = <32>;
rx-num-evt = <32>;
};

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