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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2016-09-10 14:54:26 +0200 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2016-09-10 14:54:26 +0200 |
commit | 2b1c6b21b5e6c82ebb55d7fb7df90e60e88cbb14 (patch) | |
tree | ba6d48b4fec219d07110f5d55afc19bc309d2bdb /target/linux/brcm2708/patches-4.4/0422-Add-support-for-Dion-Audio-LOCO-DAC-AMP-HAT.patch | |
parent | ac08cb06f6734ebf73ed855cbc836c566f80eaca (diff) | |
download | master-31e0f0ae-2b1c6b21b5e6c82ebb55d7fb7df90e60e88cbb14.tar.gz master-31e0f0ae-2b1c6b21b5e6c82ebb55d7fb7df90e60e88cbb14.tar.bz2 master-31e0f0ae-2b1c6b21b5e6c82ebb55d7fb7df90e60e88cbb14.zip |
brcm2708: update linux 4.4 patches to latest version
As usual these patches were extracted and rebased from the raspberry pi repo:
https://github.com/raspberrypi/linux/tree/rpi-4.4.y
Also adds support for Raspberry Pi Compute Module 3 (untested).
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0422-Add-support-for-Dion-Audio-LOCO-DAC-AMP-HAT.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.4/0422-Add-support-for-Dion-Audio-LOCO-DAC-AMP-HAT.patch | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0422-Add-support-for-Dion-Audio-LOCO-DAC-AMP-HAT.patch b/target/linux/brcm2708/patches-4.4/0422-Add-support-for-Dion-Audio-LOCO-DAC-AMP-HAT.patch new file mode 100644 index 0000000000..d51d4f9d3d --- /dev/null +++ b/target/linux/brcm2708/patches-4.4/0422-Add-support-for-Dion-Audio-LOCO-DAC-AMP-HAT.patch @@ -0,0 +1,261 @@ +From 91bb6ae349039ab6c1336a463d3c3d26e4df9fb0 Mon Sep 17 00:00:00 2001 +From: DigitalDreamtime <clive.messer@digitaldreamtime.co.uk> +Date: Sat, 2 Jul 2016 16:26:19 +0100 +Subject: [PATCH] Add support for Dion Audio LOCO DAC-AMP HAT + +Using dedicated machine driver and pcm5102a codec driver. + +Signed-off-by: DigitalDreamtime <clive.messer@digitaldreamtime.co.uk> +--- + arch/arm/boot/dts/overlays/Makefile | 1 + + arch/arm/boot/dts/overlays/README | 6 + + .../boot/dts/overlays/dionaudio-loco-overlay.dts | 39 +++++++ + arch/arm/configs/bcm2709_defconfig | 1 + + arch/arm/configs/bcmrpi_defconfig | 1 + + sound/soc/bcm/Kconfig | 7 ++ + sound/soc/bcm/Makefile | 3 +- + sound/soc/bcm/dionaudio_loco.c | 121 +++++++++++++++++++++ + 8 files changed, 178 insertions(+), 1 deletion(-) + create mode 100644 arch/arm/boot/dts/overlays/dionaudio-loco-overlay.dts + create mode 100644 sound/soc/bcm/dionaudio_loco.c + +--- a/arch/arm/boot/dts/overlays/Makefile ++++ b/arch/arm/boot/dts/overlays/Makefile +@@ -20,6 +20,7 @@ dtbo-$(RPI_DT_OVERLAYS) += at86rf233.dtb + dtbo-$(RPI_DT_OVERLAYS) += audioinjector-wm8731-audio.dtbo + dtbo-$(RPI_DT_OVERLAYS) += bmp085_i2c-sensor.dtbo + dtbo-$(RPI_DT_OVERLAYS) += dht11.dtbo ++dtbo-$(RPI_DT_OVERLAYS) += dionaudio-loco.dtbo + dtbo-$(RPI_DT_OVERLAYS) += dpi24.dtbo + dtbo-$(RPI_DT_OVERLAYS) += dwc-otg.dtbo + dtbo-$(RPI_DT_OVERLAYS) += dwc2.dtbo +--- a/arch/arm/boot/dts/overlays/README ++++ b/arch/arm/boot/dts/overlays/README +@@ -268,6 +268,12 @@ Params: gpiopin GPIO con + (default 4) + + ++Name: dionaudio-loco ++Info: Configures the Dion Audio LOCO DAC-AMP ++Load: dtoverlay=dionaudio-loco ++Params: <None> ++ ++ + Name: dpi24 + Info: Overlay for a generic 24-bit DPI display + This uses GPIOs 0-27 (so no I2C, uart etc.), and activates the output +--- /dev/null ++++ b/arch/arm/boot/dts/overlays/dionaudio-loco-overlay.dts +@@ -0,0 +1,39 @@ ++// Definitions for Dion Audio LOCO DAC-AMP ++ ++/* ++ * PCM5242 DAC (in hardware mode) and TPA3118 AMP. ++ */ ++ ++/dts-v1/; ++/plugin/; ++ ++/ { ++ compatible = "brcm,bcm2708"; ++ ++ fragment@0 { ++ target = <&i2s>; ++ __overlay__ { ++ status = "okay"; ++ }; ++ }; ++ ++ fragment@1 { ++ target-path = "/"; ++ __overlay__ { ++ pcm5102a-codec { ++ #sound-dai-cells = <0>; ++ compatible = "ti,pcm5102a"; ++ status = "okay"; ++ }; ++ }; ++ }; ++ ++ fragment@2 { ++ target = <&sound>; ++ __overlay__ { ++ compatible = "dionaudio,loco-pcm5242-tpa3118"; ++ i2s-controller = <&i2s>; ++ status = "okay"; ++ }; ++ }; ++}; +--- a/arch/arm/configs/bcm2709_defconfig ++++ b/arch/arm/configs/bcm2709_defconfig +@@ -870,6 +870,7 @@ CONFIG_SND_BCM2708_SOC_RASPIDAC3=m + CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD=m + CONFIG_SND_DIGIDAC1_SOUNDCARD=m + CONFIG_SND_BCM2708_SOC_ADAU1977_ADC=m ++CONFIG_SND_BCM2708_SOC_DIONAUDIO_LOCO=m + CONFIG_SND_SOC_ADAU1701=m + CONFIG_SND_SOC_WM8804_I2C=m + CONFIG_SND_SIMPLE_CARD=m +--- a/arch/arm/configs/bcmrpi_defconfig ++++ b/arch/arm/configs/bcmrpi_defconfig +@@ -862,6 +862,7 @@ CONFIG_SND_BCM2708_SOC_RASPIDAC3=m + CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD=m + CONFIG_SND_DIGIDAC1_SOUNDCARD=m + CONFIG_SND_BCM2708_SOC_ADAU1977_ADC=m ++CONFIG_SND_BCM2708_SOC_DIONAUDIO_LOCO=m + CONFIG_SND_SOC_ADAU1701=m + CONFIG_SND_SOC_WM8804_I2C=m + CONFIG_SND_SIMPLE_CARD=m +--- a/sound/soc/bcm/Kconfig ++++ b/sound/soc/bcm/Kconfig +@@ -107,3 +107,10 @@ config SND_DIGIDAC1_SOUNDCARD + select SND_SOC_WM8741 + help + Say Y or M if you want to add support for Red Rocks Audio DigiDAC1 board. ++ ++config SND_BCM2708_SOC_DIONAUDIO_LOCO ++ tristate "Support for Dion Audio LOCO DAC-AMP" ++ depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S ++ select SND_SOC_PCM5102a ++ help ++ Say Y or M if you want to add support for Dion Audio LOCO. +--- a/sound/soc/bcm/Makefile ++++ b/sound/soc/bcm/Makefile +@@ -18,6 +18,7 @@ snd-soc-iqaudio-digi-objs := iqaudio_dig + snd-soc-raspidac3-objs := raspidac3.o + snd-soc-audioinjector-pi-soundcard-objs := audioinjector-pi-soundcard.o + snd-soc-digidac1-soundcard-objs := digidac1-soundcard.o ++snd-soc-dionaudio-loco-objs := dionaudio_loco.o + + obj-$(CONFIG_SND_BCM2708_SOC_ADAU1977_ADC) += snd-soc-adau1977-adc.o + obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) += snd-soc-hifiberry-dac.o +@@ -33,4 +34,4 @@ obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DIG + obj-$(CONFIG_SND_BCM2708_SOC_RASPIDAC3) += snd-soc-raspidac3.o + obj-$(CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD) += snd-soc-audioinjector-pi-soundcard.o + obj-$(CONFIG_SND_DIGIDAC1_SOUNDCARD) += snd-soc-digidac1-soundcard.o +- ++obj-$(CONFIG_SND_BCM2708_SOC_DIONAUDIO_LOCO) += snd-soc-dionaudio-loco.o +--- /dev/null ++++ b/sound/soc/bcm/dionaudio_loco.c +@@ -0,0 +1,121 @@ ++/* ++ * ASoC Driver for Dion Audio LOCO DAC-AMP ++ * ++ * Author: Miquel Blauw <info@dionaudio.nl> ++ * Copyright 2016 ++ * ++ * Based on the software of the RPi-DAC writen by Florian Meier ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * version 2 as published by the Free Software Foundation. ++ * ++ * This program is distributed in the hope that it will be useful, but ++ * WITHOUT ANY WARRANTY; without even the implied warranty of ++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ++ * General Public License for more details. ++ */ ++ ++#include <linux/module.h> ++#include <linux/platform_device.h> ++ ++#include <sound/core.h> ++#include <sound/pcm.h> ++#include <sound/pcm_params.h> ++#include <sound/soc.h> ++#include <sound/jack.h> ++ ++static int snd_rpi_dionaudio_loco_hw_params( ++ struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) ++{ ++ struct snd_soc_pcm_runtime *rtd = substream->private_data; ++ struct snd_soc_dai *cpu_dai = rtd->cpu_dai; ++ ++ unsigned int sample_bits = ++ snd_pcm_format_physical_width(params_format(params)); ++ ++ return snd_soc_dai_set_bclk_ratio(cpu_dai, sample_bits * 2); ++} ++ ++/* machine stream operations */ ++static struct snd_soc_ops snd_rpi_dionaudio_loco_ops = { ++ .hw_params = snd_rpi_dionaudio_loco_hw_params, ++}; ++ ++static struct snd_soc_dai_link snd_rpi_dionaudio_loco_dai[] = { ++{ ++ .name = "DionAudio LOCO", ++ .stream_name = "DionAudio LOCO DAC-AMP", ++ .cpu_dai_name = "bcm2708-i2s.0", ++ .codec_dai_name = "pcm5102a-hifi", ++ .platform_name = "bcm2708-i2s.0", ++ .codec_name = "pcm5102a-codec", ++ .dai_fmt = SND_SOC_DAIFMT_I2S | ++ SND_SOC_DAIFMT_NB_NF | ++ SND_SOC_DAIFMT_CBS_CFS, ++ .ops = &snd_rpi_dionaudio_loco_ops, ++}, ++}; ++ ++/* audio machine driver */ ++static struct snd_soc_card snd_rpi_dionaudio_loco = { ++ .name = "snd_rpi_dionaudio_loco", ++ .dai_link = snd_rpi_dionaudio_loco_dai, ++ .num_links = ARRAY_SIZE(snd_rpi_dionaudio_loco_dai), ++}; ++ ++static int snd_rpi_dionaudio_loco_probe(struct platform_device *pdev) ++{ ++ struct device_node *np; ++ int ret = 0; ++ ++ snd_rpi_dionaudio_loco.dev = &pdev->dev; ++ ++ np = pdev->dev.of_node; ++ if (np) { ++ struct snd_soc_dai_link *dai = &snd_rpi_dionaudio_loco_dai[0]; ++ struct device_node *i2s_np; ++ ++ i2s_np = of_parse_phandle(np, "i2s-controller", 0); ++ if (i2s_np) { ++ dai->cpu_dai_name = NULL; ++ dai->cpu_of_node = i2s_np; ++ dai->platform_name = NULL; ++ dai->platform_of_node = i2s_np; ++ } ++ } ++ ++ ret = snd_soc_register_card(&snd_rpi_dionaudio_loco); ++ if (ret) ++ dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", ++ ret); ++ ++ return ret; ++} ++ ++static int snd_rpi_dionaudio_loco_remove(struct platform_device *pdev) ++{ ++ return snd_soc_unregister_card(&snd_rpi_dionaudio_loco); ++} ++ ++static const struct of_device_id snd_rpi_dionaudio_loco_of_match[] = { ++ { .compatible = "dionaudio,loco-pcm5242-tpa3118", }, ++ { /* sentinel */ }, ++}; ++MODULE_DEVICE_TABLE(of, snd_rpi_dionaudio_loco_of_match); ++ ++static struct platform_driver snd_rpi_dionaudio_loco_driver = { ++ .driver = { ++ .name = "snd-dionaudio-loco", ++ .owner = THIS_MODULE, ++ .of_match_table = snd_rpi_dionaudio_loco_of_match, ++ }, ++ .probe = snd_rpi_dionaudio_loco_probe, ++ .remove = snd_rpi_dionaudio_loco_remove, ++}; ++ ++module_platform_driver(snd_rpi_dionaudio_loco_driver); ++ ++MODULE_AUTHOR("Miquel Blauw <info@dionaudio.nl>"); ++MODULE_DESCRIPTION("ASoC Driver for DionAudio LOCO"); ++MODULE_LICENSE("GPL v2"); |