ASoC: imx-mc13783: Remove unused driver

The imx-mc13783 was used on imx27-pdk and imx31-pdk non-DT platforms.

Since 5.10-rc1, i.MX has been converted to a DT-only platform and all
board files are gone.

Remove the imx-mc13783 audio machine driver as there is no user at all.
Signed-off-by: NFabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20201110203937.25684-4-festevam@gmail.comSigned-off-by: NMark Brown <broonie@kernel.org>

sound/soc/fsl/Kconfig

@@ -283,14 +283,6 @@ config SND_SOC_IMX_SPDIF
 	  Say Y if you want to add support for SoC audio on an i.MX board with
 	  a S/DPDIF.
 
-config SND_SOC_IMX_MC13783
-	tristate "SoC Audio support for I.MX boards with mc13783"
-	depends on MFD_MC13XXX && ARM
-	select SND_SOC_IMX_SSI
-	select SND_SOC_IMX_AUDMUX
-	select SND_SOC_MC13783
-	select SND_SOC_IMX_PCM_DMA
-
 config SND_SOC_FSL_ASOC_CARD
 	tristate "Generic ASoC Sound Card with ASRC support"
 	depends on OF && I2C

sound/soc/fsl/Makefile

@@ -66,12 +66,10 @@ snd-soc-eukrea-tlv320-objs := eukrea-tlv320.o
 snd-soc-imx-es8328-objs := imx-es8328.o
 snd-soc-imx-sgtl5000-objs := imx-sgtl5000.o
 snd-soc-imx-spdif-objs := imx-spdif.o
-snd-soc-imx-mc13783-objs := imx-mc13783.o
 snd-soc-imx-audmix-objs := imx-audmix.o
 
 obj-$(CONFIG_SND_SOC_EUKREA_TLV320) += snd-soc-eukrea-tlv320.o
 obj-$(CONFIG_SND_SOC_IMX_ES8328) += snd-soc-imx-es8328.o
 obj-$(CONFIG_SND_SOC_IMX_SGTL5000) += snd-soc-imx-sgtl5000.o
 obj-$(CONFIG_SND_SOC_IMX_SPDIF) += snd-soc-imx-spdif.o
-obj-$(CONFIG_SND_SOC_IMX_MC13783) += snd-soc-imx-mc13783.o
 obj-$(CONFIG_SND_SOC_IMX_AUDMIX) += snd-soc-imx-audmix.o

sound/soc/fsl/imx-mc13783.c

-// SPDX-License-Identifier: GPL-2.0+
-//
-// imx-mc13783.c  --  SoC audio for imx based boards with mc13783 codec
-//
-// Copyright 2012 Philippe Retornaz, <philippe.retornaz@epfl.ch>
-//
-// Heavly based on phycore-mc13783:
-// Copyright 2009 Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>
-
-#include <linux/module.h>
-#include <linux/moduleparam.h>
-#include <linux/device.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-#include <sound/soc-dapm.h>
-#include <asm/mach-types.h>
-
-#include "../codecs/mc13783.h"
-#include "imx-ssi.h"
-#include "imx-audmux.h"
-
-#define FMT_SSI (SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF | \
-		SND_SOC_DAIFMT_CBM_CFM)
-
-static int imx_mc13783_hifi_hw_params(struct snd_pcm_substream *substream,
-	struct snd_pcm_hw_params *params)
-{
-	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
-	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
-	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
-	int ret;
-
-	ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x3, 0x3, 4, 16);
-	if (ret)
-		return ret;
-
-	ret = snd_soc_dai_set_sysclk(codec_dai, MC13783_CLK_CLIA, 26000000, 0);
-	if (ret)
-		return ret;
-
-	return snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 16);
-}
-
-static const struct snd_soc_ops imx_mc13783_hifi_ops = {
-	.hw_params = imx_mc13783_hifi_hw_params,
-};
-
-SND_SOC_DAILINK_DEFS(hifi,
-	DAILINK_COMP_ARRAY(COMP_CPU("imx-ssi.0")),
-	DAILINK_COMP_ARRAY(COMP_CODEC("mc13783-codec", "mc13783-hifi")),
-	DAILINK_COMP_ARRAY(COMP_PLATFORM("imx-ssi.0")));
-
-static struct snd_soc_dai_link imx_mc13783_dai_mc13783[] = {
-	{
-		.name = "MC13783",
-		.stream_name	 = "Sound",
-		.ops		 = &imx_mc13783_hifi_ops,
-		.symmetric_rates = 1,
-		.dai_fmt 	 = FMT_SSI,
-		SND_SOC_DAILINK_REG(hifi),
-	},
-};
-
-static const struct snd_soc_dapm_widget imx_mc13783_widget[] = {
-	SND_SOC_DAPM_MIC("Mic", NULL),
-	SND_SOC_DAPM_HP("Headphone", NULL),
-	SND_SOC_DAPM_SPK("Speaker", NULL),
-};
-
-static const struct snd_soc_dapm_route imx_mc13783_routes[] = {
-	{"Speaker", NULL, "LSP"},
-	{"Headphone", NULL, "HSL"},
-	{"Headphone", NULL, "HSR"},
-
-	{"MC1LIN", NULL, "MC1 Bias"},
-	{"MC2IN", NULL, "MC2 Bias"},
-	{"MC1 Bias", NULL, "Mic"},
-	{"MC2 Bias", NULL, "Mic"},
-};
-
-static struct snd_soc_card imx_mc13783 = {
-	.name		= "imx_mc13783",
-	.owner		= THIS_MODULE,
-	.dai_link	= imx_mc13783_dai_mc13783,
-	.num_links	= ARRAY_SIZE(imx_mc13783_dai_mc13783),
-	.dapm_widgets	= imx_mc13783_widget,
-	.num_dapm_widgets = ARRAY_SIZE(imx_mc13783_widget),
-	.dapm_routes	= imx_mc13783_routes,
-	.num_dapm_routes = ARRAY_SIZE(imx_mc13783_routes),
-};
-
-static int imx_mc13783_probe(struct platform_device *pdev)
-{
-	int ret;
-
-	imx_mc13783.dev = &pdev->dev;
-
-	ret = devm_snd_soc_register_card(&pdev->dev, &imx_mc13783);
-	if (ret) {
-		dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
-			ret);
-		return ret;
-	}
-
-	if (machine_is_mx31_3ds() || machine_is_mx31moboard()) {
-		imx_audmux_v2_configure_port(MX31_AUDMUX_PORT4_SSI_PINS_4,
-			IMX_AUDMUX_V2_PTCR_SYN,
-			IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT1_SSI0) |
-			IMX_AUDMUX_V2_PDCR_MODE(1) |
-			IMX_AUDMUX_V2_PDCR_INMMASK(0xfc));
-		imx_audmux_v2_configure_port(MX31_AUDMUX_PORT1_SSI0,
-			IMX_AUDMUX_V2_PTCR_SYN |
-			IMX_AUDMUX_V2_PTCR_TFSDIR |
-			IMX_AUDMUX_V2_PTCR_TFSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) |
-			IMX_AUDMUX_V2_PTCR_TCLKDIR |
-			IMX_AUDMUX_V2_PTCR_TCSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) |
-			IMX_AUDMUX_V2_PTCR_RFSDIR |
-			IMX_AUDMUX_V2_PTCR_RFSEL(MX31_AUDMUX_PORT4_SSI_PINS_4) |
-			IMX_AUDMUX_V2_PTCR_RCLKDIR |
-			IMX_AUDMUX_V2_PTCR_RCSEL(MX31_AUDMUX_PORT4_SSI_PINS_4),
-			IMX_AUDMUX_V2_PDCR_RXDSEL(MX31_AUDMUX_PORT4_SSI_PINS_4));
-	} else if (machine_is_mx27_3ds()) {
-		imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
-			IMX_AUDMUX_V1_PCR_SYN |
-			IMX_AUDMUX_V1_PCR_TFSDIR |
-			IMX_AUDMUX_V1_PCR_TCLKDIR |
-			IMX_AUDMUX_V1_PCR_RFSDIR |
-			IMX_AUDMUX_V1_PCR_RCLKDIR |
-			IMX_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
-			IMX_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
-			IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4)
-		);
-		imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4,
-			IMX_AUDMUX_V1_PCR_SYN |
-			IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
-		);
-	}
-
-	return ret;
-}
-
-static struct platform_driver imx_mc13783_audio_driver = {
-	.driver = {
-		.name = "imx_mc13783",
-	},
-	.probe = imx_mc13783_probe,
-};
-
-module_platform_driver(imx_mc13783_audio_driver);
-
-MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>");
-MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch");
-MODULE_DESCRIPTION("imx with mc13783 codec ALSA SoC driver");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:imx_mc13783");