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Diffstat (limited to 'sound/soc/ux500/ux500_cg29xx.c')
-rw-r--r--sound/soc/ux500/ux500_cg29xx.c227
1 files changed, 227 insertions, 0 deletions
diff --git a/sound/soc/ux500/ux500_cg29xx.c b/sound/soc/ux500/ux500_cg29xx.c
new file mode 100644
index 00000000000..456262c6c0b
--- /dev/null
+++ b/sound/soc/ux500/ux500_cg29xx.c
@@ -0,0 +1,227 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * Author: Ola Lilja <ola.o.lilja@stericsson.com>,
+ * Roger Nilsson <roger.xr.nilsson@stericsson.com>
+ * for ST-Ericsson.
+ *
+ * License terms:
+ *
+ * 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 <sound/soc.h>
+#include "../codecs/cg29xx.h"
+#include "ux500_msp_dai.h"
+
+#define UX500_CG29XX_MSP_CLOCK_FREQ 18900000
+#define U5500_CG29XX_MSP_CLOCK_FREQ 13000000
+#define UX500_CG29XX_DAI_SLOT_WIDTH 16
+#define UX500_CG29XX_DAI_SLOTS 2
+#define UX500_CG29XX_DAI_ACTIVE_SLOTS 0x02
+
+int ux500_cg29xx_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 *cpu_dai = rtd->cpu_dai;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ int channels = params_channels(params);
+ int err;
+
+ pr_debug("%s: Enter.\n", __func__);
+ pr_debug("%s: substream->pcm->name = %s.\n", __func__, substream->pcm->name);
+ pr_debug("%s: substream->pcm->id = %s.\n", __func__, substream->pcm->id);
+ pr_debug("%s: substream->name = %s.\n", __func__, substream->name);
+ pr_debug("%s: substream->number = %d.\n", __func__, substream->number);
+ pr_debug("%s: channels = %d.\n", __func__, channels);
+ pr_debug("%s: DAI-index (Codec): %d\n", __func__, codec_dai->id);
+ pr_debug("%s: DAI-index (Platform): %d\n", __func__, cpu_dai->id);
+
+ err = snd_soc_dai_set_fmt(codec_dai,
+ SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_CBS_CFS);
+
+ if (err) {
+ pr_err("%s: snd_soc_dai_set_fmt(codec) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_tdm_slot(codec_dai,
+ 1 << CG29XX_DAI_SLOT0_SHIFT,
+ 1 << CG29XX_DAI_SLOT0_SHIFT,
+ UX500_CG29XX_DAI_SLOTS,
+ UX500_CG29XX_DAI_SLOT_WIDTH);
+
+ if (err) {
+ pr_err("%s: cg29xx_set_tdm_slot(codec_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_fmt(cpu_dai,
+ SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_CBS_CFS |
+ SND_SOC_DAIFMT_NB_NF);
+
+ if (err) {
+ pr_err("%s: snd_soc_dai_set_fmt(cpu_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_sysclk(cpu_dai,
+ UX500_MSP_MASTER_CLOCK,
+ UX500_CG29XX_MSP_CLOCK_FREQ,
+ 0);
+
+ if (err) {
+ pr_err("%s: snd_soc_dai_set_sysclk(cpu_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_tdm_slot(cpu_dai,
+ UX500_CG29XX_DAI_ACTIVE_SLOTS,
+ UX500_CG29XX_DAI_ACTIVE_SLOTS,
+ UX500_CG29XX_DAI_SLOTS,
+ UX500_CG29XX_DAI_SLOT_WIDTH);
+
+ if (err) {
+ pr_err("%s: cg29xx_set_tdm_slot(cpu_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+out_err:
+ return err;
+}
+
+int u5500_cg29xx_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 *cpu_dai = rtd->cpu_dai;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ int channels = params_channels(params);
+ int err;
+ struct snd_soc_codec *codec = codec_dai->codec;
+ int dai_id = codec_dai->id;
+ struct cg29xx_codec_dai_data *codec_drvdata =
+ snd_soc_codec_get_drvdata(codec);
+ struct cg29xx_codec_dai_data *dai_data = &codec_drvdata[dai_id];
+
+ pr_debug("%s: Enter.\n", __func__);
+ pr_debug("%s: substream->pcm->name=%s\n",
+ __func__, substream->pcm->name);
+ pr_debug("%s: substream->pcm->id = %s\n", __func__, substream->pcm->id);
+ pr_debug("%s: substream->name = %s.\n", __func__, substream->name);
+ pr_debug("%s: substream->number = %d.\n", __func__, substream->number);
+ pr_debug("%s: channels = %d.\n", __func__, channels);
+ pr_debug("%s: DAI-index (Codec): %d\n", __func__, codec_dai->id);
+ pr_debug("%s: DAI-index (Platform): %d\n", __func__, cpu_dai->id);
+
+ if (dai_data->config.port == PORT_0_I2S) {
+ err = snd_soc_dai_set_fmt(codec_dai,
+ SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS);
+ if (err) {
+ pr_err("%s: snd_soc_dai_set_fmt (codec) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_fmt(cpu_dai,
+ SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS);
+
+ if (err) {
+ pr_err("%s: snd_soc_dai_set_sysclk(cpu_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+ } else {
+ err = snd_soc_dai_set_fmt(codec_dai,
+ SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_CBS_CFS);
+ if (err) {
+ pr_err("%s: snd_soc_dai_set_fmt(codec) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_tdm_slot(codec_dai,
+ 1 << CG29XX_DAI_SLOT0_SHIFT,
+ 1 << CG29XX_DAI_SLOT0_SHIFT,
+ UX500_CG29XX_DAI_SLOTS,
+ UX500_CG29XX_DAI_SLOT_WIDTH);
+
+ if (err) {
+ pr_err("%s: cg29xx_set_tdm_slot(codec_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_fmt(cpu_dai,
+ SND_SOC_DAIFMT_DSP_B |
+ SND_SOC_DAIFMT_CBS_CFS |
+ SND_SOC_DAIFMT_NB_NF);
+
+ if (err) {
+ pr_err("%s: snd_soc_dai_set_fmt(cpu_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_sysclk(cpu_dai,
+ UX500_MSP_MASTER_CLOCK,
+ U5500_CG29XX_MSP_CLOCK_FREQ,
+ 0);
+
+ if (err) {
+ pr_err("%s: snd_soc_dai_set_sysclk(cpu_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ err = snd_soc_dai_set_tdm_slot(cpu_dai,
+ UX500_CG29XX_DAI_ACTIVE_SLOTS,
+ UX500_CG29XX_DAI_ACTIVE_SLOTS,
+ UX500_CG29XX_DAI_SLOTS,
+ UX500_CG29XX_DAI_SLOT_WIDTH);
+
+ if (err) {
+ pr_err("%s: cg29xx_set_tdm_slot(cpu_dai) failed with %d.\n",
+ __func__,
+ err);
+ goto out_err;
+ }
+
+ }
+ ux500_msp_dai_set_data_delay(cpu_dai, MSP_DELAY_0);
+out_err:
+ return err;
+}
+
+struct snd_soc_ops ux500_cg29xx_ops[] = {
+ {
+ .hw_params = ux500_cg29xx_hw_params,
+ }
+};
+
+struct snd_soc_ops u5500_cg29xx_ops[] = {
+ {
+ .hw_params = u5500_cg29xx_hw_params,
+ }
+};
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-16 21:56:08 +0000