From c30f7f402f1be7a7917b3dd604ee32be8ed20716 Mon Sep 17 00:00:00 2001 From: Stijn Tintel Date: Sat, 2 Feb 2019 21:53:15 +0100 Subject: brcm2708: drop 4.9 support Signed-off-by: Stijn Tintel --- ...080-Add-IQAudIO-Digi-WM8804-board-support.patch | 295 --------------------- 1 file changed, 295 deletions(-) delete mode 100644 target/linux/brcm2708/patches-4.9/950-0080-Add-IQAudIO-Digi-WM8804-board-support.patch (limited to 'target/linux/brcm2708/patches-4.9/950-0080-Add-IQAudIO-Digi-WM8804-board-support.patch') diff --git a/target/linux/brcm2708/patches-4.9/950-0080-Add-IQAudIO-Digi-WM8804-board-support.patch b/target/linux/brcm2708/patches-4.9/950-0080-Add-IQAudIO-Digi-WM8804-board-support.patch deleted file mode 100644 index f6a23f91f4..0000000000 --- a/target/linux/brcm2708/patches-4.9/950-0080-Add-IQAudIO-Digi-WM8804-board-support.patch +++ /dev/null @@ -1,295 +0,0 @@ -From 5d70e6012f390d6292ea8017cebb947a003fce00 Mon Sep 17 00:00:00 2001 -From: DigitalDreamtime -Date: Thu, 30 Jun 2016 18:38:42 +0100 -Subject: [PATCH] Add IQAudIO Digi WM8804 board support - -Support IQAudIO Digi board with iqaudio_digi machine driver and - iqaudio-digi-wm8804-audio overlay. - -NB. Machine driver is a cut and paste of hifiberry_digi code, with format - and general cleanup to comply with kernel coding standards. - -Signed-off-by: DigitalDreamtime ---- - sound/soc/bcm/Kconfig | 7 ++ - sound/soc/bcm/Makefile | 2 + - sound/soc/bcm/iqaudio_digi.c | 239 +++++++++++++++++++++++++++++++++++++++++++ - 3 files changed, 248 insertions(+) - create mode 100644 sound/soc/bcm/iqaudio_digi.c - ---- a/sound/soc/bcm/Kconfig -+++ b/sound/soc/bcm/Kconfig -@@ -80,6 +80,13 @@ config SND_BCM2708_SOC_IQAUDIO_DAC - help - Say Y or M if you want to add support for IQaudIO-DAC. - -+config SND_BCM2708_SOC_IQAUDIO_DIGI -+ tristate "Support for IQAudIO Digi" -+ depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S -+ select SND_SOC_WM8804 -+ help -+ Say Y or M if you want to add support for IQAudIO Digital IO board. -+ - config SND_BCM2708_SOC_RASPIDAC3 - tristate "Support for RaspiDAC Rev.3x" - depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S ---- a/sound/soc/bcm/Makefile -+++ b/sound/soc/bcm/Makefile -@@ -19,6 +19,7 @@ snd-soc-justboom-digi-objs := justboom-d - snd-soc-rpi-dac-objs := rpi-dac.o - snd-soc-rpi-proto-objs := rpi-proto.o - snd-soc-iqaudio-dac-objs := iqaudio-dac.o -+snd-soc-iqaudio-digi-objs := iqaudio_digi.o - snd-soc-raspidac3-objs := raspidac3.o - snd-soc-audioinjector-pi-soundcard-objs := audioinjector-pi-soundcard.o - -@@ -32,6 +33,7 @@ obj-$(CONFIG_SND_BCM2708_SOC_JUSTBOOM_DI - obj-$(CONFIG_SND_BCM2708_SOC_RPI_DAC) += snd-soc-rpi-dac.o - obj-$(CONFIG_SND_BCM2708_SOC_RPI_PROTO) += snd-soc-rpi-proto.o - obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o -+obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DIGI) += snd-soc-iqaudio-digi.o - obj-$(CONFIG_SND_BCM2708_SOC_RASPIDAC3) += snd-soc-raspidac3.o - obj-$(CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD) += snd-soc-audioinjector-pi-soundcard.o - ---- /dev/null -+++ b/sound/soc/bcm/iqaudio_digi.c -@@ -0,0 +1,239 @@ -+/* -+ * ASoC Driver for IQAudIO WM8804 Digi -+ * -+ * Author: Daniel Matuschek -+ * based on the HifiBerry DAC driver by Florian Meier -+ * Copyright 2013 -+ * -+ * 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 -+#include -+ -+#include -+#include -+#include -+#include -+#include -+ -+#include "../codecs/wm8804.h" -+ -+static short int auto_shutdown_output; -+module_param(auto_shutdown_output, short, -+ S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP); -+MODULE_PARM_DESC(auto_shutdown_output, "Shutdown SP/DIF output if playback is stopped"); -+ -+static int snd_rpi_iqaudio_digi_init(struct snd_soc_pcm_runtime *rtd) -+{ -+ struct snd_soc_codec *codec = rtd->codec; -+ -+ /* enable TX output */ -+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x4, 0x0); -+ -+ return 0; -+} -+ -+static int snd_rpi_iqaudio_digi_startup(struct snd_pcm_substream *substream) -+{ -+ struct snd_soc_pcm_runtime *rtd = substream->private_data; -+ struct snd_soc_codec *codec = rtd->codec; -+ -+ /* turn on digital output */ -+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x3c, 0x00); -+ -+ return 0; -+} -+ -+static void snd_rpi_iqaudio_digi_shutdown(struct snd_pcm_substream *substream) -+{ -+ if (auto_shutdown_output) { -+ struct snd_soc_pcm_runtime *rtd = substream->private_data; -+ struct snd_soc_codec *codec = rtd->codec; -+ -+ /* turn off digital output */ -+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x3c, 0x3c); -+ } -+} -+ -+ -+static int snd_rpi_iqaudio_digi_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 *codec_dai = rtd->codec_dai; -+ struct snd_soc_codec *codec = rtd->codec; -+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai; -+ -+ int sysclk = 27000000; /* This is fixed on this board */ -+ -+ long mclk_freq = 0; -+ int mclk_div = 1; -+ int sampling_freq = 1; -+ -+ int ret; -+ -+ int samplerate = params_rate(params); -+ -+ if (samplerate <= 96000) { -+ mclk_freq = samplerate * 256; -+ mclk_div = WM8804_MCLKDIV_256FS; -+ } else { -+ mclk_freq = samplerate * 128; -+ mclk_div = WM8804_MCLKDIV_128FS; -+ } -+ -+ switch (samplerate) { -+ case 32000: -+ sampling_freq = 0x03; -+ break; -+ case 44100: -+ sampling_freq = 0x00; -+ break; -+ case 48000: -+ sampling_freq = 0x02; -+ break; -+ case 88200: -+ sampling_freq = 0x08; -+ break; -+ case 96000: -+ sampling_freq = 0x0a; -+ break; -+ case 176400: -+ sampling_freq = 0x0c; -+ break; -+ case 192000: -+ sampling_freq = 0x0e; -+ break; -+ default: -+ dev_err(codec->dev, "Failed to set WM8804 SYSCLK, unsupported samplerate %d\n", -+ samplerate); -+ } -+ -+ snd_soc_dai_set_clkdiv(codec_dai, WM8804_MCLK_DIV, mclk_div); -+ snd_soc_dai_set_pll(codec_dai, 0, 0, sysclk, mclk_freq); -+ -+ ret = snd_soc_dai_set_sysclk(codec_dai, WM8804_TX_CLKSRC_PLL, -+ sysclk, SND_SOC_CLOCK_OUT); -+ if (ret < 0) { -+ dev_err(codec->dev, "Failed to set WM8804 SYSCLK: %d\n", ret); -+ return ret; -+ } -+ -+ /* Enable TX output */ -+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x4, 0x0); -+ -+ /* Power on */ -+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x9, 0); -+ -+ /* set sampling frequency status bits */ -+ snd_soc_update_bits(codec, WM8804_SPDTX4, 0x0f, sampling_freq); -+ -+ return snd_soc_dai_set_bclk_ratio(cpu_dai, 64); -+} -+ -+/* machine stream operations */ -+static struct snd_soc_ops snd_rpi_iqaudio_digi_ops = { -+ .hw_params = snd_rpi_iqaudio_digi_hw_params, -+ .startup = snd_rpi_iqaudio_digi_startup, -+ .shutdown = snd_rpi_iqaudio_digi_shutdown, -+}; -+ -+static struct snd_soc_dai_link snd_rpi_iqaudio_digi_dai[] = { -+{ -+ .name = "IQAudIO Digi", -+ .stream_name = "IQAudIO Digi HiFi", -+ .cpu_dai_name = "bcm2708-i2s.0", -+ .codec_dai_name = "wm8804-spdif", -+ .platform_name = "bcm2708-i2s.0", -+ .codec_name = "wm8804.1-003b", -+ .dai_fmt = SND_SOC_DAIFMT_I2S | -+ SND_SOC_DAIFMT_NB_NF | -+ SND_SOC_DAIFMT_CBM_CFM, -+ .ops = &snd_rpi_iqaudio_digi_ops, -+ .init = snd_rpi_iqaudio_digi_init, -+}, -+}; -+ -+/* audio machine driver */ -+static struct snd_soc_card snd_rpi_iqaudio_digi = { -+ .name = "IQAudIODigi", -+ .owner = THIS_MODULE, -+ .dai_link = snd_rpi_iqaudio_digi_dai, -+ .num_links = ARRAY_SIZE(snd_rpi_iqaudio_digi_dai), -+}; -+ -+static int snd_rpi_iqaudio_digi_probe(struct platform_device *pdev) -+{ -+ struct snd_soc_card *card = &snd_rpi_iqaudio_digi; -+ char *prefix = "wm8804-digi,"; -+ char prop[128]; -+ struct device_node *np; -+ int ret = 0; -+ -+ snd_rpi_iqaudio_digi.dev = &pdev->dev; -+ -+ np = pdev->dev.of_node; -+ if (np) { -+ struct snd_soc_dai_link *dai = &snd_rpi_iqaudio_digi_dai[0]; -+ struct device_node *i2s_node; -+ -+ i2s_node = of_parse_phandle(np, "i2s-controller", 0); -+ if (i2s_node) { -+ dai->cpu_dai_name = NULL; -+ dai->cpu_of_node = i2s_node; -+ dai->platform_name = NULL; -+ dai->platform_of_node = i2s_node; -+ } -+ -+ snprintf(prop, sizeof(prop), "%scard-name", prefix); -+ of_property_read_string(np, prop, &card->name); -+ -+ snprintf(prop, sizeof(prop), "%sdai-name", prefix); -+ of_property_read_string(np, prop, &dai->name); -+ -+ snprintf(prop, sizeof(prop), "%sdai-stream-name", prefix); -+ of_property_read_string(np, prop, &dai->stream_name); -+ } -+ -+ ret = snd_soc_register_card(card); -+ if (ret) -+ dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", -+ ret); -+ -+ return ret; -+} -+ -+static int snd_rpi_iqaudio_digi_remove(struct platform_device *pdev) -+{ -+ return snd_soc_unregister_card(&snd_rpi_iqaudio_digi); -+} -+ -+static const struct of_device_id snd_rpi_iqaudio_digi_of_match[] = { -+ { .compatible = "iqaudio,wm8804-digi", }, -+ {}, -+}; -+MODULE_DEVICE_TABLE(of, snd_rpi_iqaudio_digi_of_match); -+ -+static struct platform_driver snd_rpi_iqaudio_digi_driver = { -+ .driver = { -+ .name = "IQAudIODigi", -+ .owner = THIS_MODULE, -+ .of_match_table = snd_rpi_iqaudio_digi_of_match, -+ }, -+ .probe = snd_rpi_iqaudio_digi_probe, -+ .remove = snd_rpi_iqaudio_digi_remove, -+}; -+ -+module_platform_driver(snd_rpi_iqaudio_digi_driver); -+ -+MODULE_AUTHOR("Daniel Matuschek "); -+MODULE_DESCRIPTION("ASoC Driver for IQAudIO WM8804 Digi"); -+MODULE_LICENSE("GPL v2"); -- cgit v1.2.3