From: Vijendar Mukunda <vijendar.mukunda@amd.com>
To: <broonie@kernel.org>, <alsa-devel@alsa-project.org>
Cc: <Alexander.Deucher@amd.com>, <Sunil-kumar.Dommati@amd.com>,
"Vijendar Mukunda" <vijendar.mukunda@amd.com>,
Vijendar Mukunda <Vijendar.Mukunda@amd.com>,
Liam Girdwood <lgirdwood@gmail.com>,
"Jaroslav Kysela" <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
open list <linux-kernel@vger.kernel.org>
Subject: [PATCH v2 08/12] ASoC: amd: add vangogh i2s controller driver
Date: Fri, 16 Jul 2021 20:38:05 +0530 [thread overview]
Message-ID: <20210716150809.21450-9-vijendar.mukunda@amd.com> (raw)
In-Reply-To: <20210716150809.21450-1-vijendar.mukunda@amd.com>
Add Vangogh I2S controller driver to support two I2S controller
instances.
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
---
v1 ->v2: drop acp5x_dai_remove() API
---
sound/soc/amd/vangogh/acp5x-i2s.c | 90 +++++++++++++++++++++++++++++++
sound/soc/amd/vangogh/acp5x.h | 4 ++
2 files changed, 94 insertions(+)
create mode 100644 sound/soc/amd/vangogh/acp5x-i2s.c
diff --git a/sound/soc/amd/vangogh/acp5x-i2s.c b/sound/soc/amd/vangogh/acp5x-i2s.c
new file mode 100644
index 000000000000..93fd0372df29
--- /dev/null
+++ b/sound/soc/amd/vangogh/acp5x-i2s.c
@@ -0,0 +1,90 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// AMD ALSA SoC PCM Driver
+//
+// Copyright (C) 2021 Advanced Micro Devices, Inc. All rights reserved.
+
+#include <linux/platform_device.h>
+#include <linux/module.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <sound/pcm_params.h>
+#include <sound/soc.h>
+#include <sound/soc-dai.h>
+#include <linux/dma-mapping.h>
+
+#include "acp5x.h"
+
+#define DRV_NAME "acp5x_i2s_playcap"
+
+static const struct snd_soc_component_driver acp5x_dai_component = {
+ .name = "acp5x-i2s",
+};
+
+static struct snd_soc_dai_driver acp5x_i2s_dai = {
+ .playback = {
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
+ SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S32_LE,
+ .channels_min = 2,
+ .channels_max = 2,
+ .rate_min = 8000,
+ .rate_max = 96000,
+ },
+ .capture = {
+ .rates = SNDRV_PCM_RATE_8000_96000,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S8 |
+ SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S32_LE,
+ .channels_min = 2,
+ .channels_max = 2,
+ .rate_min = 8000,
+ .rate_max = 96000,
+ },
+};
+
+static int acp5x_dai_probe(struct platform_device *pdev)
+{
+ struct resource *res;
+ struct i2s_dev_data *adata;
+ int ret;
+
+ adata = devm_kzalloc(&pdev->dev, sizeof(struct i2s_dev_data),
+ GFP_KERNEL);
+ if (!adata)
+ return -ENOMEM;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ dev_err(&pdev->dev, "IORESOURCE_MEM FAILED\n");
+ return -ENOMEM;
+ }
+ adata->acp5x_base = devm_ioremap(&pdev->dev, res->start,
+ resource_size(res));
+ if (IS_ERR(adata->acp5x_base))
+ return PTR_ERR(adata->acp5x_base);
+
+ adata->master_mode = I2S_MASTER_MODE_ENABLE;
+ dev_set_drvdata(&pdev->dev, adata);
+ ret = devm_snd_soc_register_component(&pdev->dev,
+ &acp5x_dai_component,
+ &acp5x_i2s_dai, 1);
+ if (ret) {
+ dev_err(&pdev->dev, "Fail to register acp i2s dai\n");
+ return -ENODEV;
+ }
+ return 0;
+}
+
+static struct platform_driver acp5x_dai_driver = {
+ .probe = acp5x_dai_probe,
+ .driver = {
+ .name = "acp5x_i2s_playcap",
+ },
+};
+
+module_platform_driver(acp5x_dai_driver);
+
+MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
+MODULE_DESCRIPTION("AMD ACP5.x CPU DAI Driver");
+MODULE_ALIAS("platform:" DRV_NAME);
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/amd/vangogh/acp5x.h b/sound/soc/amd/vangogh/acp5x.h
index b7bd5cb1906d..fbd5cdf44cb8 100644
--- a/sound/soc/amd/vangogh/acp5x.h
+++ b/sound/soc/amd/vangogh/acp5x.h
@@ -70,7 +70,11 @@
#define DMA_SIZE 0x40
#define FRM_LEN 0x100
+#define I2S_MASTER_MODE_ENABLE 0x01
+#define I2S_MASTER_MODE_DISABLE 0x00
+
struct i2s_dev_data {
+ bool master_mode;
unsigned int i2s_irq;
void __iomem *acp5x_base;
struct snd_pcm_substream *play_stream;
--
2.17.1
next prev parent reply other threads:[~2021-07-16 14:53 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210716150809.21450-1-vijendar.mukunda@amd.com>
2021-07-16 15:07 ` [PATCH 01/12] ASoC: amd: add Vangogh ACP5x IP register header Vijendar Mukunda
2021-07-16 15:07 ` [PATCH V2 02/12] ASoC: amd: add Vangogh ACP PCI driver Vijendar Mukunda
2021-07-16 15:08 ` [PATCH V2 03/12] ASoc: amd: add acp5x init/de-init functions Vijendar Mukunda
2021-07-16 15:08 ` [PATCH 04/12] ASoC: amd: create acp5x platform devices Vijendar Mukunda
2021-07-16 15:08 ` [PATCH V2 05/12] ASoC: amd: add ACP5x PCM platform driver Vijendar Mukunda
2021-07-16 15:08 ` [PATCH V2 06/12] ASoC: amd: irq handler changes for ACP5x PCM dma driver Vijendar Mukunda
2021-07-16 15:08 ` [PATCH V2 07/12] ASoC: amd: add ACP5x pcm dma driver ops Vijendar Mukunda
2021-07-16 15:08 ` Vijendar Mukunda [this message]
2021-07-16 15:08 ` [PATCH V2 09/12] ASoC: amd: add vangogh i2s dai " Vijendar Mukunda
2021-07-16 15:08 ` [PATCH V2 10/12] ASoC: amd: add vangogh pci driver pm ops Vijendar Mukunda
2021-07-16 15:08 ` [PATCH V2 11/12] ASoC: amd: add vangogh i2s dma " Vijendar Mukunda
2021-07-16 15:08 ` [PATCH V2 12/12] ASoC: amd: enable vangogh acp5x driver build Vijendar Mukunda
2021-07-16 17:36 ` Gabriel Krisman Bertazi
2021-07-16 18:00 ` Gabriel Krisman Bertazi
2021-07-17 3:42 ` Mukunda,Vijendar
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210716150809.21450-9-vijendar.mukunda@amd.com \
--to=vijendar.mukunda@amd.com \
--cc=Alexander.Deucher@amd.com \
--cc=Sunil-kumar.Dommati@amd.com \
--cc=alsa-devel@alsa-project.org \
--cc=broonie@kernel.org \
--cc=lgirdwood@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=perex@perex.cz \
--cc=tiwai@suse.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).