diff options
Diffstat (limited to 'packages/linux/linux-omap')
4 files changed, 0 insertions, 387 deletions
diff --git a/packages/linux/linux-omap/beagleboard/beagle-asoc.diff b/packages/linux/linux-omap/beagleboard/beagle-asoc.diff deleted file mode 100644 index 6763d85c32..0000000000 --- a/packages/linux/linux-omap/beagleboard/beagle-asoc.diff +++ /dev/null @@ -1,212 +0,0 @@ -From: Felipe Contreras <felipe.contreras@gmail.com> -To: linux-omap@vger.kernel.org -Cc: Felipe Contreras <felipe.contreras@gmail.com> -Subject: [PATCH] alsa: add Beagleboard SoC configuration. - -This is exactly the same as the overo configuration. It might make sense -to have them in a single one. - -Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com> ---- - -This was suggested by Koen Kooi. - - sound/soc/omap/Kconfig | 8 ++ - sound/soc/omap/Makefile | 2 + - sound/soc/omap/omap3beagle.c | 149 ++++++++++++++++++++++++++++++++++++++++++ - 3 files changed, 159 insertions(+), 0 deletions(-) - create mode 100644 sound/soc/omap/omap3beagle.c - -diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig -index d7b8939..ebad024 100644 ---- a/sound/soc/omap/Kconfig -+++ b/sound/soc/omap/Kconfig -@@ -22,3 +22,11 @@ config SND_OMAP_SOC_OVERO - help - Say Y if you want to add support for SoC audio on the Gumstix Overo. - -+config SND_OMAP_SOC_OMAP3_BEAGLE -+ tristate "SoC Audio support for OMAP3 Beagle" -+ depends on SND_OMAP_SOC && MACH_OMAP3_BEAGLE -+ select SND_OMAP_SOC_MCBSP -+ select SND_SOC_TWL4030 -+ help -+ Say Y if you want to add support for SoC audio on the Beagleboard. -+ -diff --git a/sound/soc/omap/Makefile b/sound/soc/omap/Makefile -index b96b97b..09fd0bb 100644 ---- a/sound/soc/omap/Makefile -+++ b/sound/soc/omap/Makefile -@@ -8,7 +8,9 @@ obj-$(CONFIG_SND_OMAP_SOC_MCBSP) += snd-soc-omap-mcbsp.o - # OMAP Machine Support - snd-soc-n810-objs := n810.o - snd-soc-overo-objs := overo.o -+snd-soc-omap3beagle-objs := omap3beagle.o - - obj-$(CONFIG_SND_OMAP_SOC_N810) += snd-soc-n810.o - obj-$(CONFIG_SND_OMAP_SOC_OVERO) += snd-soc-overo.o -+obj-$(CONFIG_SND_OMAP_SOC_OMAP3_BEAGLE) += snd-soc-omap3beagle.o - -diff --git a/sound/soc/omap/omap3beagle.c b/sound/soc/omap/omap3beagle.c -new file mode 100644 -index 0000000..1d0e398 ---- /dev/null -+++ b/sound/soc/omap/omap3beagle.c -@@ -0,0 +1,149 @@ -+/* -+ * omap3beagle.c -- SoC audio for OMAP3 Beagle -+ * -+ * Author: Steve Sakoman <steve@sakoman.com> -+ * -+ * 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. -+ * -+ * 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., 51 Franklin St, Fifth Floor, Boston, MA -+ * 02110-1301 USA -+ * -+ */ -+ -+#include <linux/clk.h> -+#include <linux/platform_device.h> -+#include <sound/core.h> -+#include <sound/pcm.h> -+#include <sound/soc.h> -+#include <sound/soc-dapm.h> -+ -+#include <asm/mach-types.h> -+#include <mach/hardware.h> -+#include <mach/gpio.h> -+#include <mach/mcbsp.h> -+ -+#include "omap-mcbsp.h" -+#include "omap-pcm.h" -+#include "../codecs/twl4030.h" -+ -+static int omap3beagle_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->dai->codec_dai; -+ struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai; -+ int ret; -+ -+ /* Set codec DAI configuration */ -+ ret = snd_soc_dai_set_fmt(codec_dai, -+ SND_SOC_DAIFMT_I2S | -+ SND_SOC_DAIFMT_NB_NF | -+ SND_SOC_DAIFMT_CBM_CFM); -+ if (ret < 0) { -+ printk(KERN_ERR "can't set codec DAI configuration\n"); -+ return ret; -+ } -+ -+ /* Set cpu DAI configuration */ -+ ret = snd_soc_dai_set_fmt(cpu_dai, -+ SND_SOC_DAIFMT_I2S | -+ SND_SOC_DAIFMT_NB_NF | -+ SND_SOC_DAIFMT_CBM_CFM); -+ if (ret < 0) { -+ printk(KERN_ERR "can't set cpu DAI configuration\n"); -+ return ret; -+ } -+ -+ /* Set the codec system clock for DAC and ADC */ -+ ret = snd_soc_dai_set_sysclk(codec_dai, 0, 26000000, -+ SND_SOC_CLOCK_IN); -+ if (ret < 0) { -+ printk(KERN_ERR "can't set codec system clock\n"); -+ return ret; -+ } -+ -+ return 0; -+} -+ -+static struct snd_soc_ops omap3beagle_ops = { -+ .hw_params = omap3beagle_hw_params, -+}; -+ -+/* Digital audio interface glue - connects codec <--> CPU */ -+static struct snd_soc_dai_link omap3beagle_dai = { -+ .name = "TWL4030", -+ .stream_name = "TWL4030", -+ .cpu_dai = &omap_mcbsp_dai[0], -+ .codec_dai = &twl4030_dai, -+ .ops = &omap3beagle_ops, -+}; -+ -+/* Audio machine driver */ -+static struct snd_soc_machine snd_soc_machine_omap3beagle = { -+ .name = "omap3beagle", -+ .dai_link = &omap3beagle_dai, -+ .num_links = 1, -+}; -+ -+/* Audio subsystem */ -+static struct snd_soc_device omap3beagle_snd_devdata = { -+ .machine = &snd_soc_machine_omap3beagle, -+ .platform = &omap_soc_platform, -+ .codec_dev = &soc_codec_dev_twl4030, -+}; -+ -+static struct platform_device *omap3beagle_snd_device; -+ -+static int __init omap3beagle_soc_init(void) -+{ -+ int ret; -+ -+ printk(KERN_INFO "OMAP3 Beagle SoC init\n"); -+ if (!machine_is_omap3_beagle()) { -+ printk(KERN_ERR "Not OMAP3 Beagle!\n"); -+ return -ENODEV; -+ } -+ -+ omap3beagle_snd_device = platform_device_alloc("soc-audio", -1); -+ if (!omap3beagle_snd_device) { -+ printk(KERN_ERR "Platform device allocation failed\n"); -+ return -ENOMEM; -+ } -+ -+ platform_set_drvdata(omap3beagle_snd_device, &omap3beagle_snd_devdata); -+ omap3beagle_snd_devdata.dev = &omap3beagle_snd_device->dev; -+ *(unsigned int *)omap3beagle_dai.cpu_dai->private_data = 1; /* McBSP2 */ -+ -+ ret = platform_device_add(omap3beagle_snd_device); -+ if (ret) -+ goto err1; -+ -+ return 0; -+ -+err1: -+ printk(KERN_ERR "Unable to add platform device\n"); -+ platform_device_put(omap3beagle_snd_device); -+ -+ return ret; -+} -+ -+static void __exit omap3beagle_soc_exit(void) -+{ -+ platform_device_unregister(omap3beagle_snd_device); -+} -+ -+module_init(omap3beagle_soc_init); -+module_exit(omap3beagle_soc_exit); -+ -+MODULE_AUTHOR("Steve Sakoman <steve@sakoman.com>"); -+MODULE_DESCRIPTION("ALSA SoC OMAP3 Beagle"); -+MODULE_LICENSE("GPL"); --- -1.6.0.1 - --- -To unsubscribe from this list: send the line "unsubscribe linux-omap" in -the body of a message to majordomo@vger.kernel.org -More majordomo info at http://vger.kernel.org/majordomo-info.html - diff --git a/packages/linux/linux-omap/dvb-fix-dma.diff b/packages/linux/linux-omap/dvb-fix-dma.diff deleted file mode 100644 index e05473fc7f..0000000000 --- a/packages/linux/linux-omap/dvb-fix-dma.diff +++ /dev/null @@ -1,60 +0,0 @@ -Hi, -I post this patch that fixes a kernel crash that happens when using a dvb -usb stick on a mips platform and I think even on other platforms on which -the dma access in not cache-coherent. - -The problem's origin is that, inside the method usb_bulk_urb_init of file -drivers/media/dvb/dvb-usb/usb-urb.c, stream->urb_list[i]->transfer_buffer -points to a memory area that has been allocated to be dma-coherent but -stream->urb_list[i]->transfer_flags doesn't include the -URB_NO_TRANSFER_DMA_MAP flag and stream->urb_list[i]->transfer_dma is not -set. -When later on the stream->urb_list[i]->transfer_buffer pointer is used -inside function usb_hcd_submit_urb of file drivers/usb/core/hcd.c since the -flag URB_NO_TRANSFER_DMA_MAP is not set the urb->transfer_buffer pointer is -passed to the dma_map_single function that since the address is dma-coherent -returns a wrong tranfer_dma address that later on leads to the kernel crash. - -The problem is solved by setting the URB_NO_TRANSFER_DMA_MAP flag and the -stream->urb_list[i]->transfer_dma address. - -Perhaps to be more safe the URB_NO_TRANSFER_DMA_MAP flag can be set only -if stream->urb_list[i]->transfer_dma != 0. - -I don't know if half of the fault can be of the dma_map_single function that -should anyway returns a valid address both for a not dma-coherent and a -dma-coherent address. - -Just to be clear: -I've done this patch to solve my problem and I tested it only on a mips -platform -but I think it should not cause any problems on other platforms. -I posted it here to help someone else that can have my same problem and to -point it out -to the mantainer of this part of code. -You can use it at your own risk and I'm not resposible in any way for any -problem or -damage that it can cause. -I'm available to discuss about it - -Bye - -Michele Scorcia - --------------------- - - - - ---- /tmp/usb-urb.c 2008-10-08 09:53:23.000000000 +0200 -+++ git/drivers/media/dvb/dvb-usb/usb-urb.c 2008-10-08 09:54:16.000000000 +0200 -@@ -152,7 +152,8 @@ - stream->props.u.bulk.buffersize, - usb_urb_complete, stream); - -- stream->urb_list[i]->transfer_flags = 0; -+ stream->urb_list[i]->transfer_flags = URB_NO_TRANSFER_DMA_MAP; -+ stream->urb_list[i]->transfer_dma = stream->dma_addr[i]; - stream->urbs_initialized++; - } - return 0; diff --git a/packages/linux/linux-omap/tick-schedc-suppress-needless-timer-reprogramming.patch b/packages/linux/linux-omap/tick-schedc-suppress-needless-timer-reprogramming.patch deleted file mode 100644 index c5cf4ef6ef..0000000000 --- a/packages/linux/linux-omap/tick-schedc-suppress-needless-timer-reprogramming.patch +++ /dev/null @@ -1,81 +0,0 @@ -From: "Woodruff, Richard" <r-woodruff2@ti.com> - -In my device I get many interrupts from a high speed USB device in a very -short period of time. The system spends a lot of time reprogramming the -hardware timer which is in a slower timing domain as compared to the CPU. -This results in the CPU spending a huge amount of time waiting for the -timer posting to be done. All of this reprogramming is useless as the -wake up time has not changed. - -As measured using ETM trace this drops my reprogramming penalty from -almost 60% CPU load down to 15% during high interrupt rate. I can send -traces to show this. - - -Suppress setting of duplicate timer event when timer already stopped. -Timer programming can be very costly and can result in long cpu stall/wait -times. - -[akpm@linux-foundation.org: coding-style fixes] -Signed-off-by: Richard Woodruff <r-woodruff2@ti.com> -Cc: Thomas Gleixner <tglx@linutronix.de> - -On Wed, 24 Sep 2008 18:31:29 +0200 (CEST) Thomas Gleixner <tglx@linutronix.de> wrote: - -> No, we only fall trrough into raise_softirq() when the reprogram code -> detects that the event already expired. So you change the flow :) -> -> It does also not deal with delta_jiffies >= NEXT_TIMER_MAX_DELTA :( -> -> I have a closer look on that. - -Signed-off-by: Andrew Morton <akpm@linux-foundation.org> ---- - - kernel/time/tick-sched.c | 19 +++++++++++++------ - 1 file changed, 13 insertions(+), 6 deletions(-) - -diff -puN kernel/time/tick-sched.c~tick-schedc-suppress-needless-timer-reprogramming kernel/time/tick-sched.c ---- a/kernel/time/tick-sched.c~tick-schedc-suppress-needless-timer-reprogramming -+++ a/kernel/time/tick-sched.c -@@ -282,6 +282,17 @@ void tick_nohz_stop_sched_tick(int inidl - /* Schedule the tick, if we are at least one jiffie off */ - if ((long)delta_jiffies >= 1) { - -+ /* -+ * calculate the expiry time for the next timer wheel -+ * timer -+ */ -+ expires = ktime_add_ns(last_update, tick_period.tv64 * -+ delta_jiffies); -+ -+ /* Skip reprogram of event if its not changed */ -+ if (ts->tick_stopped && ktime_equal(expires, dev->next_event)) -+ goto out2; -+ - if (delta_jiffies > 1) - cpu_set(cpu, nohz_cpu_mask); - /* -@@ -332,12 +343,7 @@ void tick_nohz_stop_sched_tick(int inidl - goto out; - } - -- /* -- * calculate the expiry time for the next timer wheel -- * timer -- */ -- expires = ktime_add_ns(last_update, tick_period.tv64 * -- delta_jiffies); -+ /* Mark expiries */ - ts->idle_expires = expires; - - if (ts->nohz_mode == NOHZ_MODE_HIGHRES) { -@@ -356,6 +362,7 @@ void tick_nohz_stop_sched_tick(int inidl - tick_do_update_jiffies64(ktime_get()); - cpu_clear(cpu, nohz_cpu_mask); - } -+out2: - raise_softirq_irqoff(TIMER_SOFTIRQ); - out: - ts->next_jiffies = next_jiffies; -_ diff --git a/packages/linux/linux-omap/twl-asoc-fix-record.diff b/packages/linux/linux-omap/twl-asoc-fix-record.diff deleted file mode 100644 index 9c0ceaa2e0..0000000000 --- a/packages/linux/linux-omap/twl-asoc-fix-record.diff +++ /dev/null @@ -1,34 +0,0 @@ -From linux-omap-owner@vger.kernel.org Sat Dec 06 02:14:21 2008 -Date: Fri, 5 Dec 2008 16:46:34 -0800 -From: "Steve Sakoman" <sakoman@gmail.com> -To: "linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org> -Subject: [FYI PATCH] ASOC:TWL4030 Audio capture fix - -A couple of folks have noticed an issue with audio capture -- the -capture result is always silence. - -The patch below is a quick fix for those with this issue. There are -substantial changes to the codec driver that will be trickling down -from ASoC, and they deal with this issue differently. - -So consider this as a bandaid for those who don't want to wait for the -trickle down :-) - -Steve - - -diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c -index ee2f0d3..8b4aafb 100644 ---- a/sound/soc/codecs/twl4030.c -+++ b/sound/soc/codecs/twl4030.c -@@ -45,8 +45,8 @@ static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = { - 0xc3, /* REG_OPTION (0x2) */ - 0x00, /* REG_UNKNOWN (0x3) */ - 0x00, /* REG_MICBIAS_CTL (0x4) */ -- 0x24, /* REG_ANAMICL (0x5) */ -- 0x04, /* REG_ANAMICR (0x6) */ -+ 0x34, /* REG_ANAMICL (0x5) */ -+ 0x14, /* REG_ANAMICR (0x6) */ - 0x0a, /* REG_AVADC_CTL (0x7) */ - 0x00, /* REG_ADCMICSEL (0x8) */ - 0x00, /* REG_DIGMIXING (0x9) */ |