brcm2708: remove linux 3.18 support

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 46870

1 files changed, 0 insertions, 201 deletions

diff --git a/target/linux/brcm2708/patches-3.18/0042-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch b/target/linux/brcm2708/patches-3.18/0042-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch
deleted file mode 100644
index aaea9f1..0000000
--- a/target/linux/brcm2708/patches-3.18/0042-Add-IQaudIO-Sound-Card-support-for-Raspberry-Pi.patch
+++ /dev/null
@@ -1,201 +0,0 @@
-From 19b5aa63015268ce3c736b720e1e7f8211f7cf98 Mon Sep 17 00:00:00 2001
-From: Gordon Garrity <gordon@iqaudio.com>
-Date: Sat, 8 Mar 2014 16:56:57 +0000
-Subject: [PATCH 042/114] Add IQaudIO Sound Card support for Raspberry Pi
-
----
- arch/arm/configs/bcmrpi_defconfig |   1 +
- arch/arm/mach-bcm2708/bcm2708.c   |  22 ++++++++
- sound/soc/bcm/Kconfig             |   7 +++
- sound/soc/bcm/Makefile            |   2 +
- sound/soc/bcm/iqaudio-dac.c       | 111 ++++++++++++++++++++++++++++++++++++++
- 5 files changed, 143 insertions(+)
- create mode 100644 sound/soc/bcm/iqaudio-dac.c
-
---- a/arch/arm/configs/bcmrpi_defconfig
-+++ b/arch/arm/configs/bcmrpi_defconfig
-@@ -758,6 +758,7 @@ CONFIG_SND_BCM2708_SOC_I2S=m
- CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC=m
- CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI=m
- CONFIG_SND_BCM2708_SOC_RPI_DAC=m
-+CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
- CONFIG_SND_SIMPLE_CARD=m
- CONFIG_SOUND_PRIME=m
- CONFIG_HIDRAW=y
---- a/arch/arm/mach-bcm2708/bcm2708.c
-+++ b/arch/arm/mach-bcm2708/bcm2708.c
-@@ -652,6 +652,22 @@ static struct platform_device snd_pcm179
- };
- #endif
- 
-+
-+#if defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) || defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC_MODULE)
-+static struct platform_device snd_rpi_iqaudio_dac_device = {
-+        .name = "snd-rpi-iqaudio-dac",
-+        .id = 0,
-+        .num_resources = 0,
-+};
-+
-+// Use the actual device name rather than generic driver name
-+static struct i2c_board_info __initdata snd_pcm512x_i2c_devices[] = {
-+	{
-+		I2C_BOARD_INFO("pcm5122", 0x4c)
-+	},
-+};
-+#endif
-+
- int __init bcm_register_device(struct platform_device *pdev)
- {
- 	int ret;
-@@ -791,6 +807,12 @@ void __init bcm2708_init(void)
-         bcm_register_device(&snd_pcm1794a_codec_device);
- #endif
- 
-+#if defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) || defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC_MODULE)
-+        bcm_register_device(&snd_rpi_iqaudio_dac_device);
-+        i2c_register_board_info(1, snd_pcm512x_i2c_devices, ARRAY_SIZE(snd_pcm512x_i2c_devices));
-+#endif
-+
-+
- 	for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
- 		struct amba_device *d = amba_devs[i];
- 		amba_device_register(d, &iomem_resource);
---- a/sound/soc/bcm/Kconfig
-+++ b/sound/soc/bcm/Kconfig
-@@ -39,3 +39,10 @@ config SND_BCM2708_SOC_RPI_DAC
-         select SND_SOC_PCM1794A
-         help
-          Say Y or M if you want to add support for RPi-DAC.
-+
-+config SND_BCM2708_SOC_IQAUDIO_DAC
-+	tristate "Support for IQaudIO-DAC"
-+	depends on SND_BCM2708_SOC_I2S
-+	select SND_SOC_PCM512x_I2C
-+	help
-+	  Say Y or M if you want to add support for IQaudIO-DAC.
---- a/sound/soc/bcm/Makefile
-+++ b/sound/soc/bcm/Makefile
-@@ -12,7 +12,9 @@ obj-$(CONFIG_SND_BCM2708_SOC_I2S) += snd
- snd-soc-hifiberry-dac-objs := hifiberry_dac.o
- snd-soc-hifiberry-digi-objs := hifiberry_digi.o
- snd-soc-rpi-dac-objs := rpi-dac.o
-+snd-soc-iqaudio-dac-objs := iqaudio-dac.o
- 
- obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) += snd-soc-hifiberry-dac.o
- obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) += snd-soc-hifiberry-digi.o
- obj-$(CONFIG_SND_BCM2708_SOC_RPI_DAC) += snd-soc-rpi-dac.o
-+obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o
---- /dev/null
-+++ b/sound/soc/bcm/iqaudio-dac.c
-@@ -0,0 +1,111 @@
-+/*
-+ * ASoC Driver for IQaudIO DAC
-+ *
-+ * Author:	Florian Meier <florian.meier@koalo.de>
-+ *		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 <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_iqaudio_dac_init(struct snd_soc_pcm_runtime *rtd)
-+{
-+// NOT USED	struct snd_soc_codec *codec = rtd->codec;
-+
-+	return 0;
-+}
-+
-+static int snd_rpi_iqaudio_dac_hw_params(struct snd_pcm_substream *substream,
-+				       struct snd_pcm_hw_params *params)
-+{
-+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-+// NOT USED	struct snd_soc_dai *codec_dai = rtd->codec_dai;
-+// NOT USED	struct snd_soc_codec *codec = rtd->codec;
-+	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_iqaudio_dac_ops = {
-+	.hw_params = snd_rpi_iqaudio_dac_hw_params,
-+};
-+
-+static struct snd_soc_dai_link snd_rpi_iqaudio_dac_dai[] = {
-+{
-+	.name		= "IQaudIO DAC",
-+	.stream_name	= "IQaudIO DAC HiFi",
-+	.cpu_dai_name	= "bcm2708-i2s.0",
-+	.codec_dai_name	= "pcm512x-hifi",
-+	.platform_name	= "bcm2708-i2s.0",
-+	.codec_name	= "pcm512x.1-004c",
-+	.dai_fmt	= SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
-+				SND_SOC_DAIFMT_CBS_CFS,
-+	.ops		= &snd_rpi_iqaudio_dac_ops,
-+	.init		= snd_rpi_iqaudio_dac_init,
-+},
-+};
-+
-+/* audio machine driver */
-+static struct snd_soc_card snd_rpi_iqaudio_dac = {
-+	.name         = "IQaudIODAC",
-+	.dai_link     = snd_rpi_iqaudio_dac_dai,
-+	.num_links    = ARRAY_SIZE(snd_rpi_iqaudio_dac_dai),
-+};
-+
-+static int snd_rpi_iqaudio_dac_probe(struct platform_device *pdev)
-+{
-+	int ret = 0;
-+
-+	snd_rpi_iqaudio_dac.dev = &pdev->dev;
-+	ret = snd_soc_register_card(&snd_rpi_iqaudio_dac);
-+	if (ret)
-+		dev_err(&pdev->dev,
-+			"snd_soc_register_card() failed: %d\n", ret);
-+
-+	return ret;
-+}
-+
-+static int snd_rpi_iqaudio_dac_remove(struct platform_device *pdev)
-+{
-+	return snd_soc_unregister_card(&snd_rpi_iqaudio_dac);
-+}
-+
-+static const struct of_device_id iqaudio_of_match[] = {
-+	{ .compatible = "iqaudio,iqaudio-dac", },
-+	{},
-+};
-+
-+static struct platform_driver snd_rpi_iqaudio_dac_driver = {
-+	.driver = {
-+		.name   = "snd-rpi-iqaudio-dac",
-+		.owner  = THIS_MODULE,
-+		.of_match_table = iqaudio_of_match,
-+	},
-+	.probe          = snd_rpi_iqaudio_dac_probe,
-+	.remove         = snd_rpi_iqaudio_dac_remove,
-+};
-+
-+module_platform_driver(snd_rpi_iqaudio_dac_driver);
-+
-+MODULE_AUTHOR("Florian Meier <florian.meier@koalo.de>");
-+MODULE_DESCRIPTION("ASoC Driver for IQAudio DAC");
-+MODULE_LICENSE("GPL v2");