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Diffstat (limited to 'target/linux/xburst/patches-2.6.37/011-n526-sound.patch')
-rw-r--r--target/linux/xburst/patches-2.6.37/011-n526-sound.patch209
1 files changed, 0 insertions, 209 deletions
diff --git a/target/linux/xburst/patches-2.6.37/011-n526-sound.patch b/target/linux/xburst/patches-2.6.37/011-n526-sound.patch
deleted file mode 100644
index ac96af1..0000000
--- a/target/linux/xburst/patches-2.6.37/011-n526-sound.patch
+++ /dev/null
@@ -1,209 +0,0 @@
-From ad2a34ac6d06aa5362e648bba89d8796e94b4e7d Mon Sep 17 00:00:00 2001
-From: Lars-Peter Clausen <lars@metafoo.de>
-Date: Sat, 24 Apr 2010 12:38:41 +0200
-Subject: [PATCH 09/23] Add N526 sound SoC board driver
-
----
- sound/soc/jz4740/Kconfig | 8 ++
- sound/soc/jz4740/Makefile | 2 +
- sound/soc/jz4740/n526.c | 169 +++++++++++++++++++++++++++++++++++++++++++++
- 3 files changed, 179 insertions(+), 0 deletions(-)
- create mode 100644 sound/soc/jz4740/n526.c
-
---- a/sound/soc/jz4740/Kconfig
-+++ b/sound/soc/jz4740/Kconfig
-@@ -29,3 +29,11 @@ config SND_JZ4740_SOC_N516
- select SND_SOC_JZCODEC
- help
- Say Y if you want to enable support for SoC audio on the Hanvon N516.
-+
-+config SND_JZ4740_SOC_N526
-+ tristate "SoC Audio support for Hanvon N526 eBook reader"
-+ depends on SND_JZ4740_SOC && JZ4740_N526
-+ select SND_JZ4740_SOC_I2S
-+ select SND_SOC_JZCODEC
-+ help
-+ Say Y if you want to enable support for SoC audio on the Hanvon N526.
---- a/sound/soc/jz4740/Makefile
-+++ b/sound/soc/jz4740/Makefile
-@@ -10,6 +10,8 @@ obj-$(CONFIG_SND_JZ4740_SOC_I2S) += snd-
- # Jz4740 Machine Support
- snd-soc-qi-lb60-objs := qi_lb60.o
- snd-soc-n516-objs := n516.o
-+snd-soc-n526-objs := n526.o
-
- obj-$(CONFIG_SND_JZ4740_SOC_QI_LB60) += snd-soc-qi-lb60.o
- obj-$(CONFIG_SND_JZ4740_SOC_N516) += snd-soc-n516.o
-+obj-$(CONFIG_SND_JZ4740_SOC_N526) += snd-soc-n526.o
---- /dev/null
-+++ b/sound/soc/jz4740/n526.c
-@@ -0,0 +1,169 @@
-+/*
-+ * Copyright (C) 2009, Lars-Peter Clausen <lars@metafoo.de>
-+ *
-+ * 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.
-+ *
-+ * You should have received a copy of the GNU General Public License along
-+ * with this program; if not, write to the Free Software Foundation, Inc.,
-+ * 675 Mass Ave, Cambridge, MA 02139, USA.
-+ *
-+ */
-+
-+#include <linux/module.h>
-+#include <linux/moduleparam.h>
-+#include <linux/timer.h>
-+#include <linux/interrupt.h>
-+#include <linux/platform_device.h>
-+#include <sound/core.h>
-+#include <sound/pcm.h>
-+#include <sound/soc.h>
-+#include <sound/soc-dapm.h>
-+#include <linux/gpio.h>
-+
-+#include "../codecs/jzcodec.h"
-+#include "jz4740-pcm.h"
-+#include "jz4740-i2s.h"
-+
-+#define N526_AMP_EN_GPIO JZ_GPIO_PORTD(4)
-+
-+static int n526_spk_event(struct snd_soc_dapm_widget *widget,
-+ struct snd_kcontrol *ctrl, int event)
-+{
-+ gpio_set_value(N526_AMP_EN_GPIO, !SND_SOC_DAPM_EVENT_OFF(event));
-+ return 0;
-+}
-+
-+static const struct snd_soc_dapm_widget n526_widgets[] = {
-+ SND_SOC_DAPM_SPK("Speaker", n526_spk_event),
-+ SND_SOC_DAPM_HP("Headphone", NULL),
-+ SND_SOC_DAPM_MIC("Mic", NULL),
-+};
-+
-+static const struct snd_soc_dapm_route n526_routes[] = {
-+ {"Mic", NULL, "MIC"},
-+ {"Speaker", NULL, "LOUT"},
-+ {"Speaker", NULL, "ROUT"},
-+ {"Headphone", NULL, "LOUT"},
-+ {"Headphone", NULL, "ROUT"},
-+};
-+
-+static const struct snd_kcontrol_new n526_controls[] = {
-+ SOC_DAPM_PIN_SWITCH("Speaker"),
-+};
-+
-+#define N526_DAIFMT (SND_SOC_DAIFMT_I2S | \
-+ SND_SOC_DAIFMT_NB_NF | \
-+ SND_SOC_DAIFMT_CBM_CFM)
-+
-+static int n526_codec_init(struct snd_soc_codec *codec)
-+{
-+ int ret;
-+ struct snd_soc_dai *cpu_dai = codec->socdev->card->dai_link->cpu_dai;
-+ struct snd_soc_dai *codec_dai = codec->socdev->card->dai_link->codec_dai;
-+
-+ snd_soc_dapm_nc_pin(codec, "LIN");
-+ snd_soc_dapm_nc_pin(codec, "RIN");
-+
-+ ret = snd_soc_dai_set_fmt(codec_dai, N526_DAIFMT);
-+ if (ret < 0) {
-+ dev_err(codec->dev, "Failed to set codec dai format: %d\n", ret);
-+ return ret;
-+ }
-+
-+ ret = snd_soc_dai_set_fmt(cpu_dai, N526_DAIFMT);
-+ if (ret < 0) {
-+ dev_err(codec->dev, "Failed to set cpu dai format: %d\n", ret);
-+ return ret;
-+ }
-+
-+ ret = snd_soc_dai_set_sysclk(codec_dai, JZCODEC_SYSCLK, 111,
-+ SND_SOC_CLOCK_IN);
-+ if (ret < 0) {
-+ dev_err(codec->dev, "Failed to set codec dai sysclk: %d\n", ret);
-+ return ret;
-+ }
-+
-+ snd_soc_dapm_new_controls(codec, n526_widgets, ARRAY_SIZE(n526_widgets));
-+
-+ snd_soc_add_controls(codec, n526_controls,
-+ ARRAY_SIZE(n526_controls));
-+
-+ snd_soc_dapm_add_routes(codec, n526_routes, ARRAY_SIZE(n526_routes));
-+
-+ snd_soc_dapm_sync(codec);
-+
-+ return 0;
-+}
-+
-+static struct snd_soc_dai_link n526_dai = {
-+ .name = "jz-codec",
-+ .stream_name = "JZCODEC",
-+ .cpu_dai = &jz4740_i2s_dai,
-+ .codec_dai = &jz_codec_dai,
-+ .init = n526_codec_init,
-+};
-+
-+static struct snd_soc_card n526 = {
-+ .name = "N526",
-+ .dai_link = &n526_dai,
-+ .num_links = 1,
-+ .platform = &jz4740_soc_platform,
-+};
-+
-+static struct snd_soc_device n526_snd_devdata = {
-+ .card = &n526,
-+ .codec_dev = &soc_codec_dev_jzcodec,
-+};
-+
-+static struct platform_device *n526_snd_device;
-+
-+static int __init n526_init(void)
-+{
-+ int ret;
-+
-+ n526_snd_device = platform_device_alloc("soc-audio", -1);
-+
-+ if (!n526_snd_device)
-+ return -ENOMEM;
-+
-+ ret = gpio_request(N526_AMP_EN_GPIO, "AMP");
-+ if (ret) {
-+ pr_err("n526 snd: Failed to request AMP GPIO(%d): %d\n",
-+ N526_AMP_EN_GPIO, ret);
-+ goto err_device_put;
-+ }
-+
-+ gpio_direction_output(JZ_GPIO_PORTD(4), 0);
-+
-+ platform_set_drvdata(n526_snd_device, &n526_snd_devdata);
-+ n526_snd_devdata.dev = &n526_snd_device->dev;
-+ ret = platform_device_add(n526_snd_device);
-+ if (ret) {
-+ pr_err("n526 snd: Failed to add snd soc device: %d\n", ret);
-+ goto err_unset_pdata;
-+ }
-+
-+ return 0;
-+
-+err_unset_pdata:
-+ platform_set_drvdata(n526_snd_device, NULL);
-+ gpio_free(N526_AMP_EN_GPIO);
-+err_device_put:
-+ platform_device_put(n526_snd_device);
-+
-+ return ret;
-+}
-+module_init(n526_init);
-+
-+static void __exit n526_exit(void)
-+{
-+ gpio_free(N526_AMP_EN_GPIO);
-+ platform_device_unregister(n526_snd_device);
-+}
-+module_exit(n526_exit);
-+
-+MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
-+MODULE_DESCRIPTION("ALSA SoC N526 audio support");
-+MODULE_LICENSE("GPL v2");
generated by cgit v1.1 at 2024-11-17 00:36:28 +0000