Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3) // eukrea-tlv320.c  --  SoC audio for eukrea_cpuimxXX in I2S mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5) // Copyright 2010 Eric Bénard, Eukréa Electromatique <eric@eukrea.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) // based on sound/soc/s3c24xx/s3c24xx_simtec_tlv320aic23.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) // which is Copyright 2009 Simtec Electronics
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) // and on sound/soc/imx/phycore-ac97.c which is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) // Copyright 2009 Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/moduleparam.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/of_platform.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <linux/i2c.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #include <asm/mach-types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #include "../codecs/tlv320aic23.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #include "imx-ssi.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #include "imx-audmux.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #define CODEC_CLOCK 12000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) static int eukrea_tlv320_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 			    struct snd_pcm_hw_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 	ret = snd_soc_dai_set_sysclk(codec_dai, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 				     CODEC_CLOCK, SND_SOC_CLOCK_OUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 		dev_err(cpu_dai->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 			"Failed to set the codec sysclk.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	snd_soc_dai_set_tdm_slot(cpu_dai, 0x3, 0x3, 2, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	ret = snd_soc_dai_set_sysclk(cpu_dai, IMX_SSP_SYS_CLK, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 				SND_SOC_CLOCK_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	/* fsl_ssi lacks the set_sysclk ops */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	if (ret && ret != -EINVAL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 		dev_err(cpu_dai->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 			"Can't set the IMX_SSP_SYS_CLK CPU system clock.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) static const struct snd_soc_ops eukrea_tlv320_snd_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	.hw_params	= eukrea_tlv320_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) SND_SOC_DAILINK_DEFS(hifi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	DAILINK_COMP_ARRAY(COMP_EMPTY()),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "tlv320aic23-hifi")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	DAILINK_COMP_ARRAY(COMP_EMPTY()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) static struct snd_soc_dai_link eukrea_tlv320_dai = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	.name		= "tlv320aic23",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 	.stream_name	= "TLV320AIC23",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 	.dai_fmt	= SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 			  SND_SOC_DAIFMT_CBM_CFM,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	.ops		= &eukrea_tlv320_snd_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	SND_SOC_DAILINK_REG(hifi),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) static struct snd_soc_card eukrea_tlv320 = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	.owner		= THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	.dai_link	= &eukrea_tlv320_dai,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	.num_links	= 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) static int eukrea_tlv320_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	int int_port = 0, ext_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	struct device_node *np = pdev->dev.of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	struct device_node *ssi_np = NULL, *codec_np = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	eukrea_tlv320.dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	if (np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 		ret = snd_soc_of_parse_card_name(&eukrea_tlv320,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 						 "eukrea,model");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 		if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 			dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 				"eukrea,model node missing or invalid.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 			goto err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 		ssi_np = of_parse_phandle(pdev->dev.of_node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 					  "ssi-controller", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 		if (!ssi_np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 			dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 				"ssi-controller missing or invalid.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 			ret = -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 			goto err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 		codec_np = of_parse_phandle(ssi_np, "codec-handle", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 		if (codec_np)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 			eukrea_tlv320_dai.codecs->of_node = codec_np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 		else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 			dev_err(&pdev->dev, "codec-handle node missing or invalid.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 		ret = of_property_read_u32(np, "fsl,mux-int-port", &int_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 		if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 			dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 				"fsl,mux-int-port node missing or invalid.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 			goto err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 		ret = of_property_read_u32(np, "fsl,mux-ext-port", &ext_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 		if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 			dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 				"fsl,mux-ext-port node missing or invalid.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 			goto err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 		/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 		 * The port numbering in the hardware manual starts at 1, while
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 		 * the audmux API expects it starts at 0.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 		 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 		int_port--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 		ext_port--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 		eukrea_tlv320_dai.cpus->of_node = ssi_np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 		eukrea_tlv320_dai.platforms->of_node = ssi_np;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 		eukrea_tlv320_dai.cpus->dai_name = "imx-ssi.0";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 		eukrea_tlv320_dai.platforms->name = "imx-ssi.0";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 		eukrea_tlv320_dai.codecs->name = "tlv320aic23-codec.0-001a";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 		eukrea_tlv320.name = "cpuimx-audio";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	if (machine_is_eukrea_cpuimx27() ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	    of_find_compatible_node(NULL, NULL, "fsl,imx21-audmux")) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 		imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR1_SSI0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 			IMX_AUDMUX_V1_PCR_SYN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 			IMX_AUDMUX_V1_PCR_TFSDIR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 			IMX_AUDMUX_V1_PCR_TCLKDIR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 			IMX_AUDMUX_V1_PCR_RFSDIR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 			IMX_AUDMUX_V1_PCR_RCLKDIR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 			IMX_AUDMUX_V1_PCR_TFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 			IMX_AUDMUX_V1_PCR_RFCSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 			IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR3_SSI_PINS_4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 		);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 		imx_audmux_v1_configure_port(MX27_AUDMUX_HPCR3_SSI_PINS_4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 			IMX_AUDMUX_V1_PCR_SYN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 			IMX_AUDMUX_V1_PCR_RXDSEL(MX27_AUDMUX_HPCR1_SSI0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 		);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	} else if (machine_is_eukrea_cpuimx25sd() ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 		   machine_is_eukrea_cpuimx35sd() ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 		   machine_is_eukrea_cpuimx51sd() ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 		   of_find_compatible_node(NULL, NULL, "fsl,imx31-audmux")) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 		if (!np)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 			ext_port = machine_is_eukrea_cpuimx25sd() ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 				4 : 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 		imx_audmux_v2_configure_port(int_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 			IMX_AUDMUX_V2_PTCR_SYN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 			IMX_AUDMUX_V2_PTCR_TFSDIR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 			IMX_AUDMUX_V2_PTCR_TFSEL(ext_port) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 			IMX_AUDMUX_V2_PTCR_TCLKDIR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 			IMX_AUDMUX_V2_PTCR_TCSEL(ext_port),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 			IMX_AUDMUX_V2_PDCR_RXDSEL(ext_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 		);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 		imx_audmux_v2_configure_port(ext_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 			IMX_AUDMUX_V2_PTCR_SYN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 			IMX_AUDMUX_V2_PDCR_RXDSEL(int_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 		);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 		if (np) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 			/* The eukrea,asoc-tlv320 driver was explicitly
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 			 * requested (through the device tree).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 			 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 			dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 				"Missing or invalid audmux DT node.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 			return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 		} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 			/* Return happy.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 			 * We might run on a totally different machine.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 			 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 			return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	ret = snd_soc_register_card(&eukrea_tlv320);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) err:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 	if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 		dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	of_node_put(ssi_np);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) static int eukrea_tlv320_remove(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	snd_soc_unregister_card(&eukrea_tlv320);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) static const struct of_device_id imx_tlv320_dt_ids[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 	{ .compatible = "eukrea,asoc-tlv320"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 	{ /* sentinel */ }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) MODULE_DEVICE_TABLE(of, imx_tlv320_dt_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) static struct platform_driver eukrea_tlv320_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	.driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 		.name = "eukrea_tlv320",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 		.of_match_table = imx_tlv320_dt_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 	.probe = eukrea_tlv320_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 	.remove = eukrea_tlv320_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) module_platform_driver(eukrea_tlv320_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) MODULE_AUTHOR("Eric Bénard <eric@eukrea.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) MODULE_DESCRIPTION("CPUIMX ALSA SoC driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) MODULE_ALIAS("platform:eukrea_tlv320");