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https://github.com/Ysurac/openmptcprouter.git
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110 lines
3.2 KiB
Diff
110 lines
3.2 KiB
Diff
From 4f538ade7ae4e6ca3c6c5d607c93fbbfabd5d675 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Sat, 9 Dec 2017 21:45:12 +0000
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Subject: [PATCH 156/277] overlays: Add applepi-dac overlay
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See: https://github.com/raspberrypi/linux/issues/2302
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Signed-off-by: Phil Elwell <phil@raspberrypi.org>
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---
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arch/arm/boot/dts/overlays/Makefile | 1 +
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arch/arm/boot/dts/overlays/README | 6 +++
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arch/arm/boot/dts/overlays/applepi-dac-overlay.dts | 57 ++++++++++++++++++++++
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3 files changed, 64 insertions(+)
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create mode 100644 arch/arm/boot/dts/overlays/applepi-dac-overlay.dts
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diff --git a/arch/arm/boot/dts/overlays/Makefile b/arch/arm/boot/dts/overlays/Makefile
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index b8771396608d..0902c59021bf 100644
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--- a/arch/arm/boot/dts/overlays/Makefile
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+++ b/arch/arm/boot/dts/overlays/Makefile
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@@ -11,6 +11,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
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allo-digione.dtbo \
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allo-piano-dac-pcm512x-audio.dtbo \
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allo-piano-dac-plus-pcm512x-audio.dtbo \
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+ applepi-dac.dtbo \
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at86rf233.dtbo \
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audioinjector-addons.dtbo \
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audioinjector-wm8731-audio.dtbo \
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diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README
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index 8f2da2ab4e18..abe9ce716b66 100644
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -337,6 +337,12 @@ Params: 24db_digital_gain Allow gain to be applied via the PCM512x codec
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better voice quality. (default Off)
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+Name: applepi-dac
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+Info: Configures the Orchard Audio ApplePi-DAC audio card
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+Load: dtoverlay=applepi-dac
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+Params: <None>
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+
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+
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Name: at86rf233
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Info: Configures the Atmel AT86RF233 802.15.4 low-power WPAN transceiver,
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connected to spi0.0
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diff --git a/arch/arm/boot/dts/overlays/applepi-dac-overlay.dts b/arch/arm/boot/dts/overlays/applepi-dac-overlay.dts
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new file mode 100644
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index 000000000000..fc02b295470e
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/applepi-dac-overlay.dts
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@@ -0,0 +1,57 @@
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+/dts-v1/;
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+/plugin/;
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+
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+/ {
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+ compatible = "brcm,bcm2708";
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+
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+ fragment@0 {
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+ target = <&sound>;
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+ __overlay__ {
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+ compatible = "simple-audio-card";
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+ simple-audio-card,name = "ApplePi-DAC";
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+
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+ status = "okay";
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+
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+ playback_link: simple-audio-card,dai-link@1 {
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+ format = "i2s";
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+
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+ p_cpu_dai: cpu {
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+ sound-dai = <&i2s>;
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+ dai-tdm-slot-num = <2>;
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+ dai-tdm-slot-width = <32>;
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+ };
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+
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+ p_codec_dai: codec {
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+ sound-dai = <&codec_out>;
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+ };
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+ };
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+ };
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+ };
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+
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+ fragment@1 {
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+ target-path = "/";
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+ __overlay__ {
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+ codec_out: pcm1794a-codec {
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+ #sound-dai-cells = <0>;
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+ compatible = "ti,pcm1794a";
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+ status = "okay";
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+ };
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+ };
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+ };
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+
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+ fragment@2 {
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+ target = <&i2s>;
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+ __overlay__ {
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+ #sound-dai-cells = <0>;
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+ status = "okay";
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+ };
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+ };
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+};
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+
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+/*
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+ Written by: Leonid Ayzenshtat
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+ Company: Orchard Audio (www.orchardaudio.com)
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+
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+ compile with:
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+ dtc -@ -H epapr -O dtb -o ApplePi-DAC.dtbo -W no-unit_address_vs_reg ApplePi-DAC.dts
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+*/
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--
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2.16.1
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