[PATCH 1/2] ASoC: ti: omap-twl4030: drop support for platform data

[Dmitry Torokhov <dmitry.torokhov@gmail.com>]

There are no users of omap_tw4030_pdata in the mainline kernel so
remove support for it from the driver.

Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---
 include/linux/platform_data/omap-twl4030.h |  42 -------
 sound/soc/ti/omap-twl4030.c                | 134 +++++++--------------
 2 files changed, 44 insertions(+), 132 deletions(-)
 delete mode 100644 include/linux/platform_data/omap-twl4030.h

diff --git a/include/linux/platform_data/omap-twl4030.h b/include/linux/platform_data/omap-twl4030.h
deleted file mode 100644
index 7fcb55fe21c9..000000000000
--- a/include/linux/platform_data/omap-twl4030.h
+++ /dev/null
@@ -1,42 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/**
- * omap-twl4030.h - ASoC machine driver for TI SoC based boards with twl4030
- *		    codec, header.
- *
- * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com
- * All rights reserved.
- *
- * Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
- */
-
-#ifndef _OMAP_TWL4030_H_
-#define _OMAP_TWL4030_H_
-
-/* To select if only one channel is connected in a stereo port */
-#define OMAP_TWL4030_LEFT	(1 << 0)
-#define OMAP_TWL4030_RIGHT	(1 << 1)
-
-struct omap_tw4030_pdata {
-	const char *card_name;
-	/* Voice port is connected to McBSP3 */
-	bool voice_connected;
-
-	/* The driver will parse the connection flags if this flag is set */
-	bool	custom_routing;
-	/* Flags to indicate connected audio ports. */
-	u8	has_hs;
-	u8	has_hf;
-	u8	has_predriv;
-	u8	has_carkit;
-	bool	has_ear;
-
-	bool	has_mainmic;
-	bool	has_submic;
-	bool	has_hsmic;
-	bool	has_carkitmic;
-	bool	has_digimic0;
-	bool	has_digimic1;
-	u8	has_linein;
-};
-
-#endif /* _OMAP_TWL4030_H_ */
diff --git a/sound/soc/ti/omap-twl4030.c b/sound/soc/ti/omap-twl4030.c
index 4d80f8a7a947..950879fc7275 100644
--- a/sound/soc/ti/omap-twl4030.c
+++ b/sound/soc/ti/omap-twl4030.c
@@ -17,7 +17,6 @@
  */
 
 #include <linux/platform_device.h>
-#include <linux/platform_data/omap-twl4030.h>
 #include <linux/module.h>
 #include <linux/of.h>
 
@@ -133,20 +132,12 @@ static struct snd_soc_jack_gpio hs_jack_gpios[] = {
 	},
 };
 
-static inline void twl4030_disconnect_pin(struct snd_soc_dapm_context *dapm,
-					  int connected, char *pin)
-{
-	if (!connected)
-		snd_soc_dapm_disable_pin(dapm, pin);
-}
-
 static int omap_twl4030_init(struct snd_soc_pcm_runtime *rtd)
 {
 	struct snd_soc_card *card = rtd->card;
-	struct snd_soc_dapm_context *dapm = snd_soc_card_to_dapm(card);
-	struct omap_tw4030_pdata *pdata = dev_get_platdata(card->dev);
+
 	struct omap_twl4030 *priv = snd_soc_card_get_drvdata(card);
-	int ret = 0;
+	int ret;
 
 	/*
 	 * This is a bit of a hack, but the GPIO is optional so we
@@ -170,29 +161,7 @@ static int omap_twl4030_init(struct snd_soc_pcm_runtime *rtd)
 			return ret;
 	}
 
-	/*
-	 * NULL pdata means we booted with DT. In this case the routing is
-	 * provided and the card is fully routed, no need to mark pins.
-	 */
-	if (!pdata || !pdata->custom_routing)
-		return ret;
-
-	/* Disable not connected paths if not used */
-	twl4030_disconnect_pin(dapm, pdata->has_ear, "Earpiece Spk");
-	twl4030_disconnect_pin(dapm, pdata->has_hf, "Handsfree Spk");
-	twl4030_disconnect_pin(dapm, pdata->has_hs, "Headset Stereophone");
-	twl4030_disconnect_pin(dapm, pdata->has_predriv, "Ext Spk");
-	twl4030_disconnect_pin(dapm, pdata->has_carkit, "Carkit Spk");
-
-	twl4030_disconnect_pin(dapm, pdata->has_mainmic, "Main Mic");
-	twl4030_disconnect_pin(dapm, pdata->has_submic, "Sub Mic");
-	twl4030_disconnect_pin(dapm, pdata->has_hsmic, "Headset Mic");
-	twl4030_disconnect_pin(dapm, pdata->has_carkitmic, "Carkit Mic");
-	twl4030_disconnect_pin(dapm, pdata->has_digimic0, "Digital0 Mic");
-	twl4030_disconnect_pin(dapm, pdata->has_digimic1, "Digital1 Mic");
-	twl4030_disconnect_pin(dapm, pdata->has_linein, "Line In");
-
-	return ret;
+	return 0;
 }
 
 /* Digital audio interface glue - connects codec <--> CPU */
@@ -237,11 +206,15 @@ static struct snd_soc_card omap_twl4030_card = {
 
 static int omap_twl4030_probe(struct platform_device *pdev)
 {
-	struct omap_tw4030_pdata *pdata = dev_get_platdata(&pdev->dev);
-	struct device_node *node = pdev->dev.of_node;
 	struct snd_soc_card *card = &omap_twl4030_card;
+	struct device_node *node, *dai_node;
 	struct omap_twl4030 *priv;
-	int ret = 0;
+	struct property *prop;
+	int ret;
+
+	node = pdev->dev.of_node;
+	if (!node)
+		return -ENODEV;
 
 	card->dev = &pdev->dev;
 
@@ -249,62 +222,43 @@ static int omap_twl4030_probe(struct platform_device *pdev)
 	if (priv == NULL)
 		return -ENOMEM;
 
-	if (node) {
-		struct device_node *dai_node;
-		struct property *prop;
-
-		if (snd_soc_of_parse_card_name(card, "ti,model")) {
-			dev_err(&pdev->dev, "Card name is not provided\n");
-			return -ENODEV;
-		}
-
-		dai_node = of_parse_phandle(node, "ti,mcbsp", 0);
-		if (!dai_node) {
-			dev_err(&pdev->dev, "McBSP node is not provided\n");
-			return -EINVAL;
-		}
-		omap_twl4030_dai_links[0].cpus->dai_name  = NULL;
-		omap_twl4030_dai_links[0].cpus->of_node = dai_node;
-
-		omap_twl4030_dai_links[0].platforms->name  = NULL;
-		omap_twl4030_dai_links[0].platforms->of_node = dai_node;
-
-		dai_node = of_parse_phandle(node, "ti,mcbsp-voice", 0);
-		if (!dai_node) {
-			card->num_links = 1;
-		} else {
-			omap_twl4030_dai_links[1].cpus->dai_name  = NULL;
-			omap_twl4030_dai_links[1].cpus->of_node = dai_node;
-
-			omap_twl4030_dai_links[1].platforms->name  = NULL;
-			omap_twl4030_dai_links[1].platforms->of_node = dai_node;
-		}
-
-		/* Optional: audio routing can be provided */
-		prop = of_find_property(node, "ti,audio-routing", NULL);
-		if (prop) {
-			ret = snd_soc_of_parse_audio_routing(card,
-							    "ti,audio-routing");
-			if (ret)
-				return ret;
-
-			card->fully_routed = 1;
-		}
-	} else if (pdata) {
-		if (pdata->card_name) {
-			card->name = pdata->card_name;
-		} else {
-			dev_err(&pdev->dev, "Card name is not provided\n");
-			return -ENODEV;
-		}
-
-		if (!pdata->voice_connected)
-			card->num_links = 1;
-	} else {
-		dev_err(&pdev->dev, "Missing pdata\n");
+	if (snd_soc_of_parse_card_name(card, "ti,model")) {
+		dev_err(&pdev->dev, "Card name is not provided\n");
 		return -ENODEV;
 	}
 
+	dai_node = of_parse_phandle(node, "ti,mcbsp", 0);
+	if (!dai_node) {
+		dev_err(&pdev->dev, "McBSP node is not provided\n");
+		return -EINVAL;
+	}
+	omap_twl4030_dai_links[0].cpus->dai_name  = NULL;
+	omap_twl4030_dai_links[0].cpus->of_node = dai_node;
+
+	omap_twl4030_dai_links[0].platforms->name  = NULL;
+	omap_twl4030_dai_links[0].platforms->of_node = dai_node;
+
+	dai_node = of_parse_phandle(node, "ti,mcbsp-voice", 0);
+	if (!dai_node) {
+		card->num_links = 1;
+	} else {
+		omap_twl4030_dai_links[1].cpus->dai_name  = NULL;
+		omap_twl4030_dai_links[1].cpus->of_node = dai_node;
+
+		omap_twl4030_dai_links[1].platforms->name  = NULL;
+		omap_twl4030_dai_links[1].platforms->of_node = dai_node;
+	}
+
+	/* Optional: audio routing can be provided */
+	prop = of_find_property(node, "ti,audio-routing", NULL);
+	if (prop) {
+		ret = snd_soc_of_parse_audio_routing(card, "ti,audio-routing");
+		if (ret)
+			return ret;
+
+		card->fully_routed = 1;
+	}
+
 	snd_soc_card_set_drvdata(card, priv);
 	ret = devm_snd_soc_register_card(&pdev->dev, card);
 	if (ret) {
-- 
2.55.0.229.g6434b31f56-goog