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From 2bf66a74b322deebc7c8bba11cab58c18b745608 Mon Sep 17 00:00:00 2001
From: Darren Etheridge <detheridge@ti.com>
Date: Wed, 31 Jul 2013 12:38:26 -0500
Subject: [PATCH 221/752] ARM/dts: am335x-evm: Add audio support for
am335x-evm.dts
Adds sound, tlv320aic3x, mcasp1, and am335x_evm_audio_pin nodes.
Signed-off-by: Darren Etheridge <detheridge@ti.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
---
arch/arm/boot/dts/am335x-evm.dts | 56 ++++++++++++++++++++++++++++++++++++++
1 file changed, 56 insertions(+)
--- a/arch/arm/boot/dts/am335x-evm.dts
+++ b/arch/arm/boot/dts/am335x-evm.dts
@@ -149,6 +149,16 @@
0x14c (PIN_INPUT_PULLDOWN | MUX_MODE7)
>;
};
+
+ am335x_evm_audio_pins: am335x_evm_audio_pins {
+ pinctrl-single,pins = <
+ 0x10c (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_rx_dv.mcasp1_aclkx */
+ 0x110 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* mii1_txd3.mcasp1_fsx */
+ 0x108 (PIN_OUTPUT_PULLDOWN | MUX_MODE4) /* mii1_col.mcasp1_axr2 */
+ 0x144 (PIN_INPUT_PULLDOWN | MUX_MODE4) /* rmii1_ref_clk.mcasp1_axr3 */
+ >;
+ };
+
};
ocp {
@@ -244,6 +254,19 @@
compatible = "ti,tmp275";
reg = <0x48>;
};
+
+ tlv320aic3x: tlv320aic3x@1b {
+ compatible = "ti,tlv320aic3x";
+ reg = <0x1b>;
+ status = "okay";
+
+ /* Regulators */
+ AVDD-supply = <&vaux2_reg>;
+ IOVDD-supply = <&vaux2_reg>;
+ DRVDD-supply = <&vaux2_reg>;
+ DVDD-supply = <&vbat>;
+ };
+
};
elm: elm@48080000 {
@@ -340,6 +363,20 @@
};
};
};
+
+ sound {
+ compatible = "ti,da830-evm-audio";
+ ti,model = "DA830 EVM";
+ ti,audio-codec = <&tlv320aic3x>;
+ ti,mcasp-controller = <&mcasp1>;
+ ti,codec-clock-rate = <12000000>;
+ ti,audio-routing =
+ "Headphone Jack", "HPLOUT",
+ "Headphone Jack", "HPROUT",
+ "LINE1L", "Line In",
+ "LINE1R", "Line In";
+ };
+
};
vbat: fixedregulator@0 {
@@ -407,6 +444,25 @@
#include "tps65910.dtsi"
+&mcasp1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&am335x_evm_audio_pins>;
+
+ status = "okay";
+
+ op-mode = <0>; /* MCASP_IIS_MODE */
+ tdm-slots = <2>;
+ num-serializer = <16>;
+ serial-dir = < /* 0: INACTIVE, 1: TX, 2: RX */
+ 0 0 1 2
+ 0 0 0 0
+ 0 0 0 0
+ 0 0 0 0
+ >;
+ tx-num-evt = <1>;
+ rx-num-evt = <1>;
+};
+
&tps {
vcc1-supply = <&vbat>;
vcc2-supply = <&vbat>;
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