1 From 1cd1f19adbe020544e18193a006af9c71c8c82ca Mon Sep 17 00:00:00 2001
2 From: chris johnson <plasticchris@gmail.com>
3 Date: Sun, 22 Jan 2017 03:27:31 +0000
4 Subject: [PATCH] ASoC: A simple-card overlay for ADAU7002
6 Usage: `dtoverlay=adau7002-simple`
8 arch/arm/boot/dts/overlays/Makefile | 1 +
9 arch/arm/boot/dts/overlays/README | 6 +++
10 .../boot/dts/overlays/adau7002-simple-overlay.dts | 52 ++++++++++++++++++++++
11 3 files changed, 59 insertions(+)
12 create mode 100644 arch/arm/boot/dts/overlays/adau7002-simple-overlay.dts
14 --- a/arch/arm/boot/dts/overlays/Makefile
15 +++ b/arch/arm/boot/dts/overlays/Makefile
18 dtbo-$(CONFIG_ARCH_BCM2835) += \
20 + adau7002-simple.dtbo \
23 akkordion-iqdacplus.dtbo \
24 --- a/arch/arm/boot/dts/overlays/README
25 +++ b/arch/arm/boot/dts/overlays/README
26 @@ -168,6 +168,12 @@ Load: dtoverlay=adau1977-adc
30 +Name: adau7002-simple
31 +Info: Overlay for the activation of ADAU7002 stereo PDM to I2S converter.
32 +Load: dtoverlay=adau7002-simple,<param>=<val>
33 +Params: card-name Override the default, "adau7002", card name.
37 Info: Overlay for activation of Texas Instruments ADS1015 ADC over I2C
38 Load: dtoverlay=ads1015,<param>=<val>
40 +++ b/arch/arm/boot/dts/overlays/adau7002-simple-overlay.dts
46 + compatible = "brcm,bcm2708";
58 + adau7002_codec: adau7002-codec {
59 + #sound-dai-cells = <0>;
60 + compatible = "adi,adau7002";
61 +/* IOVDD-supply = <&supply>;*/
69 + sound_overlay: __overlay__ {
70 + compatible = "simple-audio-card";
71 + simple-audio-card,format = "i2s";
72 + simple-audio-card,name = "adau7002";
73 + simple-audio-card,bitclock-slave = <&dailink0_slave>;
74 + simple-audio-card,frame-slave = <&dailink0_slave>;
75 + simple-audio-card,widgets =
76 + "Microphone", "Microphone Jack";
77 + simple-audio-card,routing =
78 + "PDM_DAT", "Microphone Jack";
80 + simple-audio-card,cpu {
83 + dailink0_slave: simple-audio-card,codec {
84 + sound-dai = <&adau7002_codec>;
91 + card-name = <&sound_overlay>,"simple-audio-card,name";