linux-kernel - [PATCH v3 3/4] ASoC: cs35l45: Connect DSP to the monitoring signals

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Message-ID: <20230831162042.471801-3-vkarpovi@opensource.cirrus.com>
Date:   Thu, 31 Aug 2023 11:20:41 -0500
From:   Vlad Karpovich <vkarpovi@...nsource.cirrus.com>
To:     James Schulman <james.schulman@...rus.com>,
        David Rhodes <david.rhodes@...rus.com>,
        Richard Fitzgerald <rf@...nsource.cirrus.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Rob Herring <robh+dt@...nel.org>
CC:     <alsa-devel@...a-project.org>, <patches@...nsource.cirrus.com>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        Vlad Karpovich <vkarpovi@...nsource.cirrus.com>
Subject: [PATCH v3 3/4] ASoC: cs35l45: Connect DSP to the monitoring signals

Link VMON, IMON, TEMPMON, VDD_BSTMON and VDD_BATTMON
to DSP1. The CSPL firmware uses them for the speaker calibration
and monitoring.

Signed-off-by: Vlad Karpovich <vkarpovi@...nsource.cirrus.com>
---
 sound/soc/codecs/cs35l45.c | 33 +++++++++++++++++++++++++++------
 sound/soc/codecs/cs35l45.h |  1 +
 2 files changed, 28 insertions(+), 6 deletions(-)

diff --git a/sound/soc/codecs/cs35l45.c b/sound/soc/codecs/cs35l45.c
index 18e656e72cb3..4abc922ef210 100644
--- a/sound/soc/codecs/cs35l45.c
+++ b/sound/soc/codecs/cs35l45.c
@@ -433,17 +433,25 @@ static const struct snd_soc_dapm_widget cs35l45_dapm_widgets[] = {
 
 	SND_SOC_DAPM_SIGGEN("VMON_SRC"),
 	SND_SOC_DAPM_SIGGEN("IMON_SRC"),
+	SND_SOC_DAPM_SIGGEN("TEMPMON_SRC"),
 	SND_SOC_DAPM_SIGGEN("VDD_BATTMON_SRC"),
 	SND_SOC_DAPM_SIGGEN("VDD_BSTMON_SRC"),
 	SND_SOC_DAPM_SIGGEN("ERR_VOL"),
 	SND_SOC_DAPM_SIGGEN("AMP_INTP"),
 	SND_SOC_DAPM_SIGGEN("IL_TARGET"),
-	SND_SOC_DAPM_ADC("VMON", NULL, CS35L45_BLOCK_ENABLES, CS35L45_VMON_EN_SHIFT, 0),
-	SND_SOC_DAPM_ADC("IMON", NULL, CS35L45_BLOCK_ENABLES, CS35L45_IMON_EN_SHIFT, 0),
-	SND_SOC_DAPM_ADC("VDD_BATTMON", NULL, CS35L45_BLOCK_ENABLES,
-			 CS35L45_VDD_BATTMON_EN_SHIFT, 0),
-	SND_SOC_DAPM_ADC("VDD_BSTMON", NULL, CS35L45_BLOCK_ENABLES,
-			 CS35L45_VDD_BSTMON_EN_SHIFT, 0),
+
+	SND_SOC_DAPM_SUPPLY("VMON_EN", CS35L45_BLOCK_ENABLES, CS35L45_VMON_EN_SHIFT, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("IMON_EN", CS35L45_BLOCK_ENABLES, CS35L45_IMON_EN_SHIFT, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("TEMPMON_EN", CS35L45_BLOCK_ENABLES, CS35L45_TEMPMON_EN_SHIFT, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("VDD_BATTMON_EN", CS35L45_BLOCK_ENABLES, CS35L45_VDD_BATTMON_EN_SHIFT, 0, NULL, 0),
+	SND_SOC_DAPM_SUPPLY("VDD_BSTMON_EN", CS35L45_BLOCK_ENABLES, CS35L45_VDD_BSTMON_EN_SHIFT, 0, NULL, 0),
+
+	SND_SOC_DAPM_ADC("VMON", NULL, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_ADC("IMON", NULL, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_ADC("TEMPMON", NULL, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_ADC("VDD_BATTMON", NULL, SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_ADC("VDD_BSTMON", NULL, SND_SOC_NOPM, 0, 0),
+
 
 	SND_SOC_DAPM_AIF_IN("ASP_RX1", NULL, 0, CS35L45_ASP_ENABLES1, CS35L45_ASP_RX1_EN_SHIFT, 0),
 	SND_SOC_DAPM_AIF_IN("ASP_RX2", NULL, 1, CS35L45_ASP_ENABLES1, CS35L45_ASP_RX2_EN_SHIFT, 0),
@@ -503,9 +511,16 @@ static const struct snd_soc_dapm_route cs35l45_dapm_routes[] = {
 	/* Feedback */
 	{ "VMON", NULL, "VMON_SRC" },
 	{ "IMON", NULL, "IMON_SRC" },
+	{ "TEMPMON", NULL, "TEMPMON_SRC" },
 	{ "VDD_BATTMON", NULL, "VDD_BATTMON_SRC" },
 	{ "VDD_BSTMON", NULL, "VDD_BSTMON_SRC" },
 
+	{ "VMON", NULL, "VMON_EN" },
+	{ "IMON", NULL, "IMON_EN" },
+	{ "TEMPMON", NULL, "TEMPMON_EN" },
+	{ "VDD_BATTMON", NULL, "VDD_BATTMON_EN" },
+	{ "VDD_BSTMON", NULL, "VDD_BSTMON_EN" },
+
 	{ "Capture", NULL, "ASP_TX1"},
 	{ "Capture", NULL, "ASP_TX2"},
 	{ "Capture", NULL, "ASP_TX3"},
@@ -560,6 +575,12 @@ static const struct snd_soc_dapm_route cs35l45_dapm_routes[] = {
 	{"DSP1", NULL, "DSP_RX7 Source"},
 	{"DSP1", NULL, "DSP_RX8 Source"},
 
+	{"DSP1", NULL, "VMON_EN"},
+	{"DSP1", NULL, "IMON_EN"},
+	{"DSP1", NULL, "VDD_BATTMON_EN"},
+	{"DSP1", NULL, "VDD_BSTMON_EN"},
+	{"DSP1", NULL, "TEMPMON_EN"},
+
 	{"DSP1 Preload", NULL, "DSP1 Preloader"},
 	{"DSP1", NULL, "DSP1 Preloader"},
 
diff --git a/sound/soc/codecs/cs35l45.h b/sound/soc/codecs/cs35l45.h
index 16857321d945..e2ebcf58d7e0 100644
--- a/sound/soc/codecs/cs35l45.h
+++ b/sound/soc/codecs/cs35l45.h
@@ -165,6 +165,7 @@
 /* BLOCK_ENABLES */
 #define CS35L45_IMON_EN_SHIFT			13
 #define CS35L45_VMON_EN_SHIFT			12
+#define CS35L45_TEMPMON_EN_SHIFT		10
 #define CS35L45_VDD_BSTMON_EN_SHIFT		9
 #define CS35L45_VDD_BATTMON_EN_SHIFT		8
 #define CS35L45_BST_EN_SHIFT			4
-- 
2.25.1