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From:   Vitaly Rodionov <vitalyr@opensource.cirrus.com>
To:     Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
        Mark Brown <broonie@kernel.org>
CC:     <alsa-devel@alsa-project.org>, <patches@opensource.cirrus.com>,
        <linux-kernel@vger.kernel.org>,
        Stefan Binding <sbinding@opensource.cirrus.com>,
        Charles Keepax <ckeepax@opensource.cirrus.com>
Subject: [PATCH v2 07/26] ASoC: cs35l41: Move cs35l41 fs errata into shared code
Date:   Mon, 9 May 2022 22:46:44 +0100
Message-ID: <20220509214703.4482-8-vitalyr@opensource.cirrus.com>
In-Reply-To: <20220509214703.4482-1-vitalyr@opensource.cirrus.com>
References: <20220509214703.4482-1-vitalyr@opensource.cirrus.com>
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From: Stefan Binding <sbinding@opensource.cirrus.com>

This sequence is required to setup firmware, and will
be needed for hda driver.

Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>

Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Signed-off-by: Vitaly Rodionov <vitalyr@opensource.cirrus.com>
---
 include/sound/cs35l41.h        |  1 +
 sound/soc/codecs/cs35l41-lib.c | 32 ++++++++++++++++++++++++++++++++
 sound/soc/codecs/cs35l41.c     | 26 ++------------------------
 3 files changed, 35 insertions(+), 24 deletions(-)

diff --git a/include/sound/cs35l41.h b/include/sound/cs35l41.h
index 77cfd92cf33b..ef08f2c17238 100644
--- a/include/sound/cs35l41.h
+++ b/include/sound/cs35l41.h
@@ -878,6 +878,7 @@ int cs35l41_set_channels(struct device *dev, struct regmap *reg,
 int cs35l41_gpio_config(struct regmap *regmap, struct cs35l41_hw_cfg *hw_cfg);
 int cs35l41_set_cspl_mbox_cmd(struct device *dev, struct regmap *regmap,
 			      enum cs35l41_cspl_mbox_cmd cmd);
+int cs35l41_write_fs_errata(struct device *dev, struct regmap *regmap);
 int cs35l41_init_boost(struct device *dev, struct regmap *regmap,
 		       struct cs35l41_hw_cfg *hw_cfg);
 bool cs35l41_safe_reset(struct regmap *regmap, enum cs35l41_boost_type b_type);
diff --git a/sound/soc/codecs/cs35l41-lib.c b/sound/soc/codecs/cs35l41-lib.c
index 56464e5844d6..a3cd1255500c 100644
--- a/sound/soc/codecs/cs35l41-lib.c
+++ b/sound/soc/codecs/cs35l41-lib.c
@@ -667,6 +667,25 @@ static const struct reg_sequence cs35l41_revb2_errata_patch[] = {
 	{ CS35L41_AMP_GAIN_CTRL,	 0x00000000 },
 };
 
+static const struct reg_sequence cs35l41_fs_errata_patch[] = {
+	{ CS35L41_DSP1_RX1_RATE,	0x00000001 },
+	{ CS35L41_DSP1_RX2_RATE,	0x00000001 },
+	{ CS35L41_DSP1_RX3_RATE,	0x00000001 },
+	{ CS35L41_DSP1_RX4_RATE,	0x00000001 },
+	{ CS35L41_DSP1_RX5_RATE,	0x00000001 },
+	{ CS35L41_DSP1_RX6_RATE,	0x00000001 },
+	{ CS35L41_DSP1_RX7_RATE,	0x00000001 },
+	{ CS35L41_DSP1_RX8_RATE,	0x00000001 },
+	{ CS35L41_DSP1_TX1_RATE,	0x00000001 },
+	{ CS35L41_DSP1_TX2_RATE,	0x00000001 },
+	{ CS35L41_DSP1_TX3_RATE,	0x00000001 },
+	{ CS35L41_DSP1_TX4_RATE,	0x00000001 },
+	{ CS35L41_DSP1_TX5_RATE,	0x00000001 },
+	{ CS35L41_DSP1_TX6_RATE,	0x00000001 },
+	{ CS35L41_DSP1_TX7_RATE,	0x00000001 },
+	{ CS35L41_DSP1_TX8_RATE,	0x00000001 },
+};
+
 static const struct cs35l41_otp_map_element_t cs35l41_otp_map_map[] = {
 	{
 		.id = 0x01,
@@ -1265,6 +1284,19 @@ int cs35l41_set_cspl_mbox_cmd(struct device *dev, struct regmap *regmap,
 }
 EXPORT_SYMBOL_GPL(cs35l41_set_cspl_mbox_cmd);
 
+int cs35l41_write_fs_errata(struct device *dev, struct regmap *regmap)
+{
+	int ret;
+
+	ret = regmap_multi_reg_write(regmap, cs35l41_fs_errata_patch,
+				     ARRAY_SIZE(cs35l41_fs_errata_patch));
+	if (ret < 0)
+		dev_err(dev, "Failed to write fs errata: %d\n", ret);
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(cs35l41_write_fs_errata);
+
 MODULE_DESCRIPTION("CS35L41 library");
 MODULE_AUTHOR("David Rhodes, Cirrus Logic Inc, <david.rhodes@cirrus.com>");
 MODULE_AUTHOR("Lucas Tanure, Cirrus Logic Inc, <tanureal@opensource.cirrus.com>");
diff --git a/sound/soc/codecs/cs35l41.c b/sound/soc/codecs/cs35l41.c
index 0285946688f7..75527649bb14 100644
--- a/sound/soc/codecs/cs35l41.c
+++ b/sound/soc/codecs/cs35l41.c
@@ -1093,25 +1093,6 @@ static int cs35l41_handle_pdata(struct device *dev, struct cs35l41_hw_cfg *hw_cf
 	return 0;
 }
 
-static const struct reg_sequence cs35l41_fs_errata_patch[] = {
-	{ CS35L41_DSP1_RX1_RATE,	0x00000001 },
-	{ CS35L41_DSP1_RX2_RATE,	0x00000001 },
-	{ CS35L41_DSP1_RX3_RATE,	0x00000001 },
-	{ CS35L41_DSP1_RX4_RATE,	0x00000001 },
-	{ CS35L41_DSP1_RX5_RATE,	0x00000001 },
-	{ CS35L41_DSP1_RX6_RATE,	0x00000001 },
-	{ CS35L41_DSP1_RX7_RATE,	0x00000001 },
-	{ CS35L41_DSP1_RX8_RATE,	0x00000001 },
-	{ CS35L41_DSP1_TX1_RATE,	0x00000001 },
-	{ CS35L41_DSP1_TX2_RATE,	0x00000001 },
-	{ CS35L41_DSP1_TX3_RATE,	0x00000001 },
-	{ CS35L41_DSP1_TX4_RATE,	0x00000001 },
-	{ CS35L41_DSP1_TX5_RATE,	0x00000001 },
-	{ CS35L41_DSP1_TX6_RATE,	0x00000001 },
-	{ CS35L41_DSP1_TX7_RATE,	0x00000001 },
-	{ CS35L41_DSP1_TX8_RATE,	0x00000001 },
-};
-
 static int cs35l41_dsp_init(struct cs35l41_private *cs35l41)
 {
 	struct wm_adsp *dsp;
@@ -1132,12 +1113,9 @@ static int cs35l41_dsp_init(struct cs35l41_private *cs35l41)
 	dsp->cs_dsp.num_mems = ARRAY_SIZE(cs35l41_dsp1_regions);
 	dsp->cs_dsp.lock_regions = 0xFFFFFFFF;
 
-	ret = regmap_multi_reg_write(cs35l41->regmap, cs35l41_fs_errata_patch,
-				     ARRAY_SIZE(cs35l41_fs_errata_patch));
-	if (ret < 0) {
-		dev_err(cs35l41->dev, "Failed to write fs errata: %d\n", ret);
+	ret = cs35l41_write_fs_errata(cs35l41->dev, cs35l41->regmap);
+	if (ret < 0)
 		return ret;
-	}
 
 	ret = wm_halo_init(dsp);
 	if (ret) {
-- 
2.34.1