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