update serial speed for rpi, update symbol name renaming of rpi-proto

target/arm/raspberry-pi/patches/3.12.36/0001-add-support-for-rpi-proto-driver.patch

@@ -1,226 +0,0 @@
-From 70449ef0fb20c168dd341e9bd02dd1929554971c Mon Sep 17 00:00:00 2001
-From: Waldemar Brodkorb <wbrodkorb@conet.de>
-Date: Wed, 29 Oct 2014 16:30:53 +0100
-Subject: [PATCH 1/2] add support for rpi-proto driver
-
-Forward port of 3.10.x driver from https://github.com/koalo
-We are using a custom board and would like to use rpi 3.12.x
-kernel. Patch works fine for our embedded system.
-
-Signed-off-by: Waldemar Brodkorb <wbrodkorb@conet.de>
-Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
----
- arch/arm/mach-bcm2708/bcm2708.c |   17 +++++
- sound/soc/bcm/Kconfig           |    8 +++
- sound/soc/bcm/Makefile          |    2 +
- sound/soc/bcm/rpi-proto.c       |  130 +++++++++++++++++++++++++++++++++++++++
- 4 files changed, 157 insertions(+)
- create mode 100644 sound/soc/bcm/rpi-proto.c
-
-diff --git a/arch/arm/mach-bcm2708/bcm2708.c b/arch/arm/mach-bcm2708/bcm2708.c
-index c1a5943..0a0bb05 100644
---- a/arch/arm/mach-bcm2708/bcm2708.c
-+++ b/arch/arm/mach-bcm2708/bcm2708.c
-@@ -754,6 +754,19 @@ static struct i2c_board_info __initdata snd_pcm512x_i2c_devices[] = {
- };
- #endif
- 
-+#ifdef CONFIG_SND_BCM2708_SOC_RPI_CODEC_PROTO_MODULE
-+static struct platform_device snd_rpi_proto_device = {
-+        .name = "snd-rpi-proto",
-+        .id = 0,
-+        .num_resources = 0,
-+};
-+static struct i2c_board_info __initdata snd_rpi_proto_i2c_devices[] = {
-+        {
-+                I2C_BOARD_INFO("wm8731", 0x1a)
-+        },
-+};
-+#endif
-+
- int __init bcm_register_device(struct platform_device *pdev)
- {
- 	int ret;
-@@ -923,6 +936,10 @@ void __init bcm2708_init(void)
-         bcm_register_device(&snd_rpi_iqaudio_dac_device);
-         i2c_register_board_info(1, snd_pcm512x_i2c_devices, ARRAY_SIZE(snd_pcm512x_i2c_devices));
- #endif
-+#if defined(CONFIG_SND_BCM2708_SOC_RPI_CODEC_PROTO_MODULE)
-+	bcm_register_device(&snd_rpi_proto_device);
-+	i2c_register_board_info(1, snd_rpi_proto_i2c_devices, ARRAY_SIZE(snd_rpi_proto_i2c_devices));
-+#endif
- 
- 
- 	for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
-diff --git a/sound/soc/bcm/Kconfig b/sound/soc/bcm/Kconfig
-index 301f758..bfe382a 100644
---- a/sound/soc/bcm/Kconfig
-+++ b/sound/soc/bcm/Kconfig
-@@ -50,3 +50,11 @@ config SND_BCM2708_SOC_IQAUDIO_DAC
- 	select SND_SOC_PCM512x
- 	help
- 	  Say Y or M if you want to add support for IQaudIO-DAC.
-+
-+config SND_BCM2708_SOC_RPI_CODEC_PROTO
-+	tristate "Support for Audio Codec Board - PROTO (WM8731)"
-+	depends on SND_BCM2708_SOC_I2S
-+	select SND_SOC_WM8731
-+	help
-+	  Say Y if you want to add support for Audio Codec Board -
-+	  PROTO (WM8731)
-diff --git a/sound/soc/bcm/Makefile b/sound/soc/bcm/Makefile
-index 8b5e8bb..d1bf274 100644
---- a/sound/soc/bcm/Makefile
-+++ b/sound/soc/bcm/Makefile
-@@ -10,6 +10,7 @@ snd-soc-hifiberry-digi-objs := hifiberry_digi.o
- snd-soc-hifiberry-amp-objs := hifiberry_amp.o
- snd-soc-rpi-dac-objs := rpi-dac.o
- snd-soc-iqaudio-dac-objs := iqaudio-dac.o
-+snd-soc-rpi-proto-objs := rpi-proto.o
- 
- obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) += snd-soc-hifiberry-dac.o
- obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS) += snd-soc-hifiberry-dacplus.o
-@@ -17,3 +18,4 @@ obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) += snd-soc-hifiberry-digi.o
- obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) += snd-soc-hifiberry-amp.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
-+obj-$(CONFIG_SND_BCM2708_SOC_RPI_CODEC_PROTO) += snd-soc-rpi-proto.o
-diff --git a/sound/soc/bcm/rpi-proto.c b/sound/soc/bcm/rpi-proto.c
-new file mode 100644
-index 0000000..70b0166
---- /dev/null
-+++ b/sound/soc/bcm/rpi-proto.c
-@@ -0,0 +1,130 @@
-+/*
-+ * ASoC driver for PROTO AudioCODEC (with a WM8731)
-+ * connected to a Raspberry Pi
-+ *
-+ * Author:      Florian Meier, <koalo@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.
-+ */
-+
-+#include <linux/module.h>
-+#include <linux/platform_device.h>
-+
-+#include <sound/core.h>
-+#include <sound/pcm.h>
-+#include <sound/soc.h>
-+#include <sound/jack.h>
-+
-+#include "../codecs/wm8731.h"
-+
-+static const unsigned int wm8731_rates_12288000[] = {
-+	8000, 32000, 48000, 96000,
-+};
-+
-+static struct snd_pcm_hw_constraint_list wm8731_constraints_12288000 = {
-+	.list = wm8731_rates_12288000,
-+	.count = ARRAY_SIZE(wm8731_rates_12288000),
-+};
-+
-+static int snd_rpi_proto_startup(struct snd_pcm_substream *substream)
-+{
-+	/* Setup constraints, because there is a 12.288 MHz XTAL on the board */
-+	snd_pcm_hw_constraint_list(substream->runtime, 0,
-+				SNDRV_PCM_HW_PARAM_RATE,
-+				&wm8731_constraints_12288000);
-+	return 0;
-+}
-+
-+static int snd_rpi_proto_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_dai *cpu_dai = rtd->cpu_dai;
-+	int sysclk = 12288000; /* This is fixed on this board */
-+
-+	/* Set proto bclk */
-+	int ret = snd_soc_dai_set_bclk_ratio(cpu_dai,32*2);
-+	if (ret < 0){
-+		dev_err(substream->pcm->dev,
-+				"Failed to set BCLK ratio %d\n", ret);
-+		return ret;
-+	}
-+
-+	/* Set proto sysclk */
-+	ret = snd_soc_dai_set_sysclk(codec_dai, WM8731_SYSCLK_XTAL,
-+			sysclk, SND_SOC_CLOCK_IN);
-+	if (ret < 0) {
-+		dev_err(substream->pcm->dev,
-+				"Failed to set WM8731 SYSCLK: %d\n", ret);
-+		return ret;
-+	}
-+
-+	return 0;
-+}
-+
-+/* machine stream operations */
-+static struct snd_soc_ops snd_rpi_proto_ops = {
-+	.startup = snd_rpi_proto_startup,
-+	.hw_params = snd_rpi_proto_hw_params,
-+};
-+
-+static struct snd_soc_dai_link snd_rpi_proto_dai[] = {
-+{
-+	.name		= "WM8731",
-+	.stream_name	= "WM8731 HiFi",
-+	.cpu_dai_name	= "bcm2708-i2s.0",
-+	.codec_dai_name	= "wm8731-hifi",
-+	.platform_name	= "bcm2708-i2s.0",
-+	.codec_name	= "wm8731.1-001a",
-+	.dai_fmt	= SND_SOC_DAIFMT_I2S
-+				| SND_SOC_DAIFMT_NB_NF
-+				| SND_SOC_DAIFMT_CBM_CFM,
-+	.ops		= &snd_rpi_proto_ops,
-+},
-+};
-+
-+/* audio machine driver */
-+static struct snd_soc_card snd_rpi_proto = {
-+	.name		= "snd_rpi_proto",
-+	.dai_link	= snd_rpi_proto_dai,
-+	.num_links	= ARRAY_SIZE(snd_rpi_proto_dai),
-+};
-+
-+static int snd_rpi_proto_probe(struct platform_device *pdev)
-+{
-+	int ret = 0;
-+
-+	snd_rpi_proto.dev = &pdev->dev;
-+	ret = snd_soc_register_card(&snd_rpi_proto);
-+	if (ret) {
-+		dev_err(&pdev->dev,
-+				"snd_soc_register_card() failed: %d\n", ret);
-+	}
-+
-+	return ret;
-+}
-+
-+
-+static int snd_rpi_proto_remove(struct platform_device *pdev)
-+{
-+	return snd_soc_unregister_card(&snd_rpi_proto);
-+}
-+
-+static struct platform_driver snd_rpi_proto_driver = {
-+	.driver = {
-+		.name   = "snd-rpi-proto",
-+		.owner  = THIS_MODULE,
-+	},
-+	.probe	  = snd_rpi_proto_probe,
-+	.remove	 = snd_rpi_proto_remove,
-+};
-+
-+module_platform_driver(snd_rpi_proto_driver);
-+
-+MODULE_AUTHOR("Florian Meier");
-+MODULE_DESCRIPTION("ASoC Driver for Raspberry Pi connected to PROTO board (WM8731)");
-+MODULE_LICENSE("GPL");
--- 
-1.7.10.4
-

target/arm/raspberry-pi/patches/3.12.36/0002-enable-MMAP-by-default-allow-overide-via-use_mmap.patch

@@ -1,53 +0,0 @@
-From f1290350dc2cc8defb2d613a32f1a7bd4400de65 Mon Sep 17 00:00:00 2001
-From: Waldemar Brodkorb <wbrodkorb@conet.de>
-Date: Fri, 28 Nov 2014 16:18:36 +0100
-Subject: [PATCH 2/2] enable MMAP by default, allow overide via use_mmap
-
-Add a bool module parameter to control availability of MMAP
-in the driver.
-
-Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
----
- sound/soc/bcm/bcm2708-i2s.c |   12 +++++++++++-
- 1 file changed, 11 insertions(+), 1 deletion(-)
-
-diff --git a/sound/soc/bcm/bcm2708-i2s.c b/sound/soc/bcm/bcm2708-i2s.c
-index 3fcb740..ddf9796 100644
---- a/sound/soc/bcm/bcm2708-i2s.c
-+++ b/sound/soc/bcm/bcm2708-i2s.c
-@@ -171,6 +171,11 @@ static const unsigned int bcm2708_clk_freq[BCM2708_CLK_SRC_HDMI+1] = {
- /* I2S pin configuration */
- static int bcm2708_i2s_gpio=BCM2708_I2S_GPIO_AUTO;
- 
-+static bool use_mmap = 1;
-+module_param(use_mmap, bool, S_IRUGO);
-+MODULE_PARM_DESC(use_mmap, "Use MMAP");
-+
-+
- /* General device struct */
- struct bcm2708_i2s_dev {
- 	struct device				*dev;
-@@ -870,7 +875,7 @@ static const struct snd_soc_component_driver bcm2708_i2s_component = {
- 	.name		= "bcm2708-i2s-comp",
- };
- 
--static const struct snd_pcm_hardware bcm2708_pcm_hardware = {
-+static struct snd_pcm_hardware bcm2708_pcm_hardware = {
- 	.info			= SNDRV_PCM_INFO_INTERLEAVED |
- 				  SNDRV_PCM_INFO_JOINT_DUPLEX,
- 	.formats		= SNDRV_PCM_FMTBIT_S16_LE |
-@@ -962,6 +967,11 @@ static int bcm2708_i2s_probe(struct platform_device *pdev)
- 		return ret;
- 	}
- 
-+	if (use_mmap) {
-+		bcm2708_pcm_hardware.info |= SNDRV_PCM_INFO_MMAP;
-+		bcm2708_pcm_hardware.info |= SNDRV_PCM_INFO_MMAP_VALID;
-+	}
-+
- 	ret = snd_dmaengine_pcm_register(&pdev->dev,
- 				&bcm2708_dmaengine_pcm_config,
- 				SND_DMAENGINE_PCM_FLAG_COMPAT);
--- 
-1.7.10.4
-

target/config/Config.in.target

@@ -51,8 +51,8 @@ config ADK_TARGET_CMDLINE
 	default "console=ttyS0,115200 console=tty0" if ADK_TARGET_SYSTEM_IBM_X40 && ADK_RUNTIME_VERBOSE_INIT_VGA
 	default "console=tty0 console=ttyS0,115200" if ADK_TARGET_SYSTEM_IBM_X40 && ADK_RUNTIME_VERBOSE_INIT_SERIAL
 	default "console=tty0" if ADK_TARGET_SYSTEM_LEMOTE_YEELONG
-	default "console=ttyAMA0,9600 console=tty1" if ADK_TARGET_SYSTEM_RASPBERRY_PI && ADK_RUNTIME_VERBOSE_INIT_VGA
-	default "console=tty1 console=ttyAMA0,9600" if ADK_TARGET_SYSTEM_RASPBERRY_PI && ADK_RUNTIME_VERBOSE_INIT_SERIAL
+	default "console=ttyAMA0,115200 console=tty1" if ADK_TARGET_SYSTEM_RASPBERRY_PI && ADK_RUNTIME_VERBOSE_INIT_VGA
+	default "console=tty1 console=ttyAMA0,115200" if ADK_TARGET_SYSTEM_RASPBERRY_PI && ADK_RUNTIME_VERBOSE_INIT_SERIAL
 	default "console=ttyS0,115200 console=tty0 fbcon=rotate:1" if ADK_TARGET_SYSTEM_SHARP_ZAURUS
 	default "console=ttyS0,9600" if ADK_TARGET_SYSTEM_FON_FON2100
 	default "console=ttyS0,38400" if ADK_TARGET_SYSTEM_PCENGINES_WRAP

target/linux/config/Config.in.audio

@@ -201,12 +201,12 @@ config ADK_KERNEL_SND_BCM2708_SOC_IQAUDIO_DAC
 	select ADK_KERNEL_SND_SOC_PCM512x_I2C
 	depends on ADK_TARGET_SYSTEM_RASPBERRY_PI
 
-config ADK_KERNEL_SND_BCM2708_SOC_RPI_CODEC_PROTO
-	tristate "Rpi-Codec-Proto"
+config ADK_KERNEL_SND_BCM2708_SOC_RPI_PROTO
+	tristate "Rpi-Proto"
 	select ADK_KERNEL_SND_BCM2708_SOC_I2S
 	select ADK_KERNEL_SND_SOC_WM8731
 	depends on ADK_TARGET_SYSTEM_RASPBERRY_PI
-	depends on ADK_KERNEL_VERSION_3_12
+	depends on ADK_KERNEL_VERSION_3_18
 
 config ADK_KERNEL_SND_IMX_SOC
 	bool "Solidrun SoC sound chip"