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authorKirill Marinushkin <kmarinushkin@birdec.tech>2018-08-21 18:52:46 +0200
committerMark Brown <broonie@kernel.org>2018-08-28 20:41:24 +0100
commit6ee47d4a8dacfa484d526c0475730568d979de24 (patch)
tree5fbefac27db02ad1ddf8bb519554aa714f60b27e /sound/soc/codecs/pcm3060.h
parent6fbf9d8e2793b81dd5f8738999163582ce61dba7 (diff)
ASoC: pcm3060: Add codec driver
This commit adds support for TI PCM3060 CODEC. The technical documentation is available at [1]. [1] http://ti.com/product/pcm3060 Signed-off-by: Kirill Marinushkin <kmarinushkin@birdec.tech> Cc: Mark Brown <broonie@kernel.org> Cc: Liam Girdwood <lgirdwood@gmail.com> Cc: Jaroslav Kysela <perex@perex.cz> Cc: Takashi Iwai <tiwai@suse.com> Cc: M R Swami Reddy <mr.swami.reddy@ti.com> Cc: Vishwas A Deshpande <vishwas.a.deshpande@ti.com> Cc: Kevin Cernekee <cernekee@chromium.org> Cc: Peter Ujfalusi <peter.ujfalusi@ti.com> Cc: alsa-devel@alsa-project.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/pcm3060.h')
-rw-r--r--sound/soc/codecs/pcm3060.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/sound/soc/codecs/pcm3060.h b/sound/soc/codecs/pcm3060.h
new file mode 100644
index 000000000000..fd89a68aa8a7
--- /dev/null
+++ b/sound/soc/codecs/pcm3060.h
@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * PCM3060 codec driver
+ *
+ * Copyright (C) 2018 Kirill Marinushkin <kmarinushkin@birdec.tech>
+ */
+
+#ifndef _SND_SOC_PCM3060_H
+#define _SND_SOC_PCM3060_H
+
+#include <linux/device.h>
+#include <linux/regmap.h>
+
+extern const struct regmap_config pcm3060_regmap;
+
+#define PCM3060_DAI_ID_DAC 0
+#define PCM3060_DAI_ID_ADC 1
+#define PCM3060_DAI_IDS_NUM 2
+
+struct pcm3060_priv_dai {
+ bool is_master;
+ unsigned int sclk_freq;
+};
+
+struct pcm3060_priv {
+ struct regmap *regmap;
+ struct pcm3060_priv_dai dai[PCM3060_DAI_IDS_NUM];
+};
+
+int pcm3060_probe(struct device *dev);
+int pcm3060_remove(struct device *dev);
+
+/* registers */
+
+#define PCM3060_REG64 0x40
+#define PCM3060_REG_MRST 0x80
+#define PCM3060_REG_SRST 0x40
+#define PCM3060_REG_ADPSV 0x20
+#define PCM3060_REG_DAPSV 0x10
+#define PCM3060_REG_SE 0x01
+
+#define PCM3060_REG65 0x41
+#define PCM3060_REG66 0x42
+#define PCM3060_REG_AT2_MIN 0x36
+#define PCM3060_REG_AT2_MAX 0xFF
+
+#define PCM3060_REG67 0x43
+#define PCM3060_REG72 0x48
+#define PCM3060_REG_CSEL 0x80
+#define PCM3060_REG_MASK_MS 0x70
+#define PCM3060_REG_MS_S 0x00
+#define PCM3060_REG_MS_M768 (0x01 << 4)
+#define PCM3060_REG_MS_M512 (0x02 << 4)
+#define PCM3060_REG_MS_M384 (0x03 << 4)
+#define PCM3060_REG_MS_M256 (0x04 << 4)
+#define PCM3060_REG_MS_M192 (0x05 << 4)
+#define PCM3060_REG_MS_M128 (0x06 << 4)
+#define PCM3060_REG_MASK_FMT 0x03
+#define PCM3060_REG_FMT_I2S 0x00
+#define PCM3060_REG_FMT_LJ 0x01
+#define PCM3060_REG_FMT_RJ 0x02
+
+#define PCM3060_REG68 0x44
+#define PCM3060_REG_OVER 0x40
+#define PCM3060_REG_DREV2 0x04
+#define PCM3060_REG_SHIFT_MUT21 0x00
+#define PCM3060_REG_SHIFT_MUT22 0x01
+
+#define PCM3060_REG69 0x45
+#define PCM3060_REG_FLT 0x80
+#define PCM3060_REG_MASK_DMF 0x60
+#define PCM3060_REG_DMC 0x10
+#define PCM3060_REG_ZREV 0x02
+#define PCM3060_REG_AZRO 0x01
+
+#define PCM3060_REG70 0x46
+#define PCM3060_REG71 0x47
+#define PCM3060_REG_AT1_MIN 0x0E
+#define PCM3060_REG_AT1_MAX 0xFF
+
+#define PCM3060_REG73 0x49
+#define PCM3060_REG_ZCDD 0x10
+#define PCM3060_REG_BYP 0x08
+#define PCM3060_REG_DREV1 0x04
+#define PCM3060_REG_SHIFT_MUT11 0x00
+#define PCM3060_REG_SHIFT_MUT12 0x01
+
+#endif /* _SND_SOC_PCM3060_H */