The analog audio setup consists of:
McASP3 <-> tlv320aic3104 codec
Signed-off-by: Peter Ujfalusi <peter.ujfal...@ti.com>
---
arch/arm/boot/dts/am57xx-beagle-x15.dts | 87 +++++++++++++++++++++++++++++++++
1 file changed, 87 insertions(+)
diff --git a/arch/arm/boot/dts/am57xx-beagle-x15.dts
b/arch/arm/boot/dts/am57xx-beagle-x15.dts
index 485be19822f7..fd4c96ca8728 100644
--- a/arch/arm/boot/dts/am57xx-beagle-x15.dts
+++ b/arch/arm/boot/dts/am57xx-beagle-x15.dts
@@ -157,6 +157,32 @@
};
};
};
+
+ sound0: sound@0 {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "BeagleBoard-X15";
+ simple-audio-card,widgets =
+ "Line", "Line Out",
+ "Line", "Line In";
+ simple-audio-card,routing =
+ "Line Out", "LLOUT",
+ "Line Out", "RLOUT",
+ "MIC2L", "Line In",
+ "MIC2R", "Line In";
+ simple-audio-card,format = "dsp_b";
+ simple-audio-card,bitclock-master = <&sound0_master>;
+ simple-audio-card,frame-master = <&sound0_master>;
+ simple-audio-card,bitclock-inversion;
+
+ simple-audio-card,cpu {
+ sound-dai = <&mcasp3>;
+ };
+
+ sound0_master: simple-audio-card,codec {
+ sound-dai = <&tlv320aic3104>;
+ clocks = <&clkout2_clk>;
+ };
+ };
};
&dra7_pmx_core {
@@ -347,6 +373,36 @@
0x370 (PIN_OUTPUT | MUX_MODE14) /* gpio6_28
LS_OE */
>;
};
+
+ clkout2_pins_default: clkout2_pins_default {
+ pinctrl-single,pins = <
+ 0x294 (PIN_OUTPUT_PULLDOWN | MUX_MODE9) /*
xref_clk0.clkout2 */
+ >;
+ };
+
+ clkout2_pins_sleep: clkout2_pins_sleep {
+ pinctrl-single,pins = <
+ 0x294 (PIN_INPUT | MUX_MODE15) /* xref_clk0.clkout2 */
+ >;
+ };
+
+ mcasp3_pins_default: mcasp3_pins_default {
+ pinctrl-single,pins = <
+ 0x324 (PIN_INPUT_PULLDOWN | MUX_MODE0) /*
mcasp3_aclkx.mcasp3_aclkx */
+ 0x328 (PIN_INPUT_PULLDOWN | MUX_MODE0) /*
mcasp3_fsx.mcasp3_fsx */
+ 0x32c (PIN_OUTPUT_PULLDOWN | MUX_MODE0) /*
mcasp3_axr0.mcasp3_axr0 */
+ 0x330 (PIN_INPUT_PULLDOWN | MUX_MODE0) /*
mcasp3_axr1.mcasp3_axr1 */
+ >;
+ };
+
+ mcasp3_pins_sleep: mcasp3_pins_sleep {
+ pinctrl-single,pins = <
+ 0x324 (PIN_INPUT | MUX_MODE15)
+ 0x328 (PIN_INPUT | MUX_MODE15)
+ 0x32c (PIN_INPUT | MUX_MODE15)
+ 0x330 (PIN_INPUT | MUX_MODE15)
+ >;
+ };
};
&i2c1 {
@@ -514,6 +570,22 @@
interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
#thermal-sensor-cells = <1>;
};
+
+ tlv320aic3104: tlv320aic3104@18 {
+ #sound-dai-cells = <0>;
+ compatible = "ti,tlv320aic3104";
+ reg = <0x18>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&clkout2_pins_default>;
+ pinctrl-1 = <&clkout2_pins_sleep>;
+ status = "okay";
+ adc-settle-ms = <40>;
+
+ AVDD-supply = <&vdd_3v3>;
+ IOVDD-supply = <&vdd_3v3>;
+ DRVDD-supply = <&vdd_3v3>;
+ DVDD-supply = <&aic_dvdd>;
+ };
};
&i2c3 {
@@ -704,3 +776,18 @@
&pcie1 {
gpios = <&gpio2 8 GPIO_ACTIVE_LOW>;
};
+
+&mcasp3 {
+ #sound-dai-cells = <0>;
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&mcasp3_pins_default>;
+ pinctrl-1 = <&mcasp3_pins_sleep>;
+ status = "okay";
+
+ op-mode = <0>; /* MCASP_IIS_MODE */
+ tdm-slots = <2>;
+ /* 4 serializers */
+ serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
+ 1 2 0 0
+ >;
+};
--
2.5.0
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