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@@ -0,0 +1,133 @@
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+// SPDX-License-Identifier: GPL-2.0
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+/**
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+ * DT overlay for GP application board on AM654 EVM
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+ *
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+ * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/
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+ */
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+
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+/dts-v1/;
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+/plugin/;
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+#include <dt-bindings/pinctrl/k3.h>
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+#include <dt-bindings/gpio/gpio.h>
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+
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+/ {
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+ fragment@101 {
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+ target-path = "/";
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+
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+ __overlay__ {
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+ gp_vcc_5v0: fixedregulator-gp_vcc_5v0 {
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+ compatible = "regulator-fixed";
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+ regulator-name = "gp_vcc_5v0";
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+ regulator-min-microvolt = <5000000>;
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+ regulator-max-microvolt = <5000000>;
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+ regulator-always-on;
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+ regulator-boot-on;
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+ };
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+
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+ codec_vcc_3v3: fixedregulator-codec_vcc_3v3 {
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+ /* LP5912-3.3DRVT */
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+ compatible = "regulator-fixed";
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+ regulator-name = "codec_vcc_3v3";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ vin-supply = <&gp_vcc_5v0>;
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+ regulator-always-on;
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+ regulator-boot-on;
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+ };
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+
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+ gp_vcc_1v8: fixedregulator-gp_vcc_1v8 {
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+ compatible = "regulator-fixed";
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+ regulator-name = "gp_vcc_1v8";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>;
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+ regulator-always-on;
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+ regulator-boot-on;
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+ };
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+
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+ sound {
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+ compatible = "simple-audio-card";
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+ simple-audio-card,name = "AM65x-GPEVM";
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+ simple-audio-card,widgets =
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+ "Headphone", "Headphone Jack",
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+ "Line", "Line In";
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+ simple-audio-card,routing =
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+ "Headphone Jack", "HPLOUT",
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+ "Headphone Jack", "HPROUT",
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+ "LINE1L", "Line In",
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+ "LINE1R", "Line In";
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+ simple-audio-card,format = "dsp_b";
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+ simple-audio-card,bitclock-master = <&sound_master>;
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+ simple-audio-card,frame-master = <&sound_master>;
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+ simple-audio-card,bitclock-inversion;
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+
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+ simple-audio-card,cpu {
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+ sound-dai = <&mcasp0>;
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+ };
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+
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+ sound_master: simple-audio-card,codec {
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+ sound-dai = <&tlv320aic3106>;
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+ system-clock-frequency = <12000000>;
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+ };
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+ };
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+ };
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+ };
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+};
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+
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+&main_pmx0 {
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+ mcasp0_pins: mcasp0_pins {
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+ pinctrl-single,pins = <
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+ AM65X_IOPAD(0x01f4, PIN_INPUT, 5) /* (V24) PRG0_PRU0_GPO0.MCASP0_ACLKX */
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+ AM65X_IOPAD(0x01f8, PIN_INPUT, 5) /* (W25) PRG0_PRU0_GPO1.MCASP0_AFSX */
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+ AM65X_IOPAD(0x0204, PIN_OUTPUT, 5) /* (Y24) PRG0_PRU0_GPO4.MCASP0_AXR0 */
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+ AM65X_IOPAD(0x0208, PIN_INPUT, 5) /* (V28) PRG0_PRU0_GPO5.MCASP0_AXR1 */
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+ >;
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+ };
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+
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+ aic3106_pins: aic3106_pins {
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+ pinctrl-single,pins = <
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+ AM65X_IOPAD(0x011c, PIN_OUTPUT, 7) /* (AD19) PRG1_PRU0_GPO15.GPIO0_71 */
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+ >;
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+ };
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+};
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+
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+&main_i2c0 {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ tlv320aic3106: tlv320aic3106@1b {
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+ #sound-dai-cells = <0>;
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+ compatible = "ti,tlv320aic3106";
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+ reg = <0x1b>;
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+ status = "okay";
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+
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&aic3106_pins>;
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+
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+ gpio-reset = <&main_gpio0 71 GPIO_ACTIVE_LOW>; /* gpio0_71 */
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+
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+ /* Regulators */
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+ AVDD-supply = <&codec_vcc_3v3>;
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+ IOVDD-supply = <&gp_vcc_1v8>;
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+ DRVDD-supply = <&codec_vcc_3v3>;
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+ DVDD-supply = <&gp_vcc_1v8>;
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+ };
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+};
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+
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+&mcasp0 {
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+ #sound-dai-cells = <0>;
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+ status = "okay";
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+
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&mcasp0_pins>;
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+
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+ op-mode = <0>; /* MCASP_IIS_MODE */
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+ tdm-slots = <2>;
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+ /* 16 serializers */
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+ serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
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+ 1 2 0 0
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+ 0 0 0 0
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+ 0 0 0 0
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+ 0 0 0 0
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+ >;
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+ tx-num-evt = <32>;
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+ rx-num-evt = <32>;
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+};
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