Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Rockchip machine ASoC driver for boards using a RT5645/RT5650 CODEC.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Copyright (c) 2015, ROCKCHIP CORPORATION.  All rights reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #include <linux/platform_device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <linux/gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <linux/of_gpio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <sound/core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <sound/jack.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <sound/pcm.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <sound/pcm_params.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <sound/soc.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include "rockchip_i2s.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #include "../codecs/rt5645.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #define DRV_NAME "rockchip-snd-rt5645"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) static struct snd_soc_jack headset_jack;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) static const struct snd_soc_dapm_widget rk_dapm_widgets[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 	SND_SOC_DAPM_HP("Headphones", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) 	SND_SOC_DAPM_SPK("Speakers", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 	SND_SOC_DAPM_MIC("Int Mic", NULL),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) static const struct snd_soc_dapm_route rk_audio_map[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	/* Input Lines */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) 	{"DMIC L2", NULL, "Int Mic"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 	{"DMIC R2", NULL, "Int Mic"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) 	{"RECMIXL", NULL, "Headset Mic"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 	{"RECMIXR", NULL, "Headset Mic"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 	/* Output Lines */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 	{"Headphones", NULL, "HPOR"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 	{"Headphones", NULL, "HPOL"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	{"Speakers", NULL, "SPOL"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	{"Speakers", NULL, "SPOR"},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) static const struct snd_kcontrol_new rk_mc_controls[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	SOC_DAPM_PIN_SWITCH("Headphones"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	SOC_DAPM_PIN_SWITCH("Speakers"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 	SOC_DAPM_PIN_SWITCH("Int Mic"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) static int rk_aif1_hw_params(struct snd_pcm_substream *substream,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 			     struct snd_pcm_hw_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 	int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	int mclk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	switch (params_rate(params)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 	case 8000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	case 16000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	case 24000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	case 32000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 	case 48000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	case 64000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	case 96000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 		mclk = 12288000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 	case 11025:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	case 22050:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	case 44100:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	case 88200:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 		mclk = 11289600;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 				     SND_SOC_CLOCK_OUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 		dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 				     SND_SOC_CLOCK_IN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	if (ret < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 		dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) static int rk_init(struct snd_soc_pcm_runtime *runtime)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	struct snd_soc_card *card = runtime->card;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	/* Enable Headset and 4 Buttons Jack detection */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	ret = snd_soc_card_jack_new(card, "Headset Jack",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 				    SND_JACK_HEADPHONE | SND_JACK_MICROPHONE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 				    SND_JACK_BTN_0 | SND_JACK_BTN_1 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 				    SND_JACK_BTN_2 | SND_JACK_BTN_3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 				    &headset_jack, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 		dev_err(card->dev, "New Headset Jack failed! (%d)\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 		return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	return rt5645_set_jack_detect(asoc_rtd_to_codec(runtime, 0)->component,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 				     &headset_jack,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 				     &headset_jack,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 				     &headset_jack);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) static const struct snd_soc_ops rk_aif1_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	.hw_params = rk_aif1_hw_params,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) SND_SOC_DAILINK_DEFS(pcm,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	DAILINK_COMP_ARRAY(COMP_EMPTY()),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "rt5645-aif1")),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	DAILINK_COMP_ARRAY(COMP_EMPTY()));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) static struct snd_soc_dai_link rk_dailink = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 	.name = "rt5645",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 	.stream_name = "rt5645 PCM",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	.init = rk_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	.ops = &rk_aif1_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	/* set rt5645 as slave */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 		SND_SOC_DAIFMT_CBS_CFS,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 	SND_SOC_DAILINK_REG(pcm),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) static struct snd_soc_card snd_soc_card_rk = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	.name = "I2S-RT5650",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 	.owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	.dai_link = &rk_dailink,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	.num_links = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 	.dapm_widgets = rk_dapm_widgets,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	.num_dapm_widgets = ARRAY_SIZE(rk_dapm_widgets),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	.dapm_routes = rk_audio_map,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 	.num_dapm_routes = ARRAY_SIZE(rk_audio_map),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 	.controls = rk_mc_controls,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	.num_controls = ARRAY_SIZE(rk_mc_controls),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) static int snd_rk_mc_probe(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	int ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	struct snd_soc_card *card = &snd_soc_card_rk;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	struct device_node *np = pdev->dev.of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	/* register the soc card */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	card->dev = &pdev->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	rk_dailink.codecs->of_node = of_parse_phandle(np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 			"rockchip,audio-codec", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	if (!rk_dailink.codecs->of_node) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 		dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 			"Property 'rockchip,audio-codec' missing or invalid\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	rk_dailink.cpus->of_node = of_parse_phandle(np,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 			"rockchip,i2s-controller", 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	if (!rk_dailink.cpus->of_node) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 		dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 			"Property 'rockchip,i2s-controller' missing or invalid\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 		ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 		goto put_codec_of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	rk_dailink.platforms->of_node = rk_dailink.cpus->of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	ret = snd_soc_of_parse_card_name(card, "rockchip,model");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 	if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 		dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 			"Soc parse card name failed %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 		goto put_cpu_of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	ret = devm_snd_soc_register_card(&pdev->dev, card);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 		dev_err(&pdev->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 			"Soc register card failed %d\n", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 		goto put_cpu_of_node;
^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) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) put_cpu_of_node:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	of_node_put(rk_dailink.cpus->of_node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 	rk_dailink.cpus->of_node = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) put_codec_of_node:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	of_node_put(rk_dailink.codecs->of_node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	rk_dailink.codecs->of_node = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) static int snd_rk_mc_remove(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 	of_node_put(rk_dailink.cpus->of_node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 	rk_dailink.cpus->of_node = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 	of_node_put(rk_dailink.codecs->of_node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 	rk_dailink.codecs->of_node = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) static const struct of_device_id rockchip_rt5645_of_match[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	{ .compatible = "rockchip,rockchip-audio-rt5645", },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	{},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) MODULE_DEVICE_TABLE(of, rockchip_rt5645_of_match);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) static struct platform_driver snd_rk_mc_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 	.probe = snd_rk_mc_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	.remove = snd_rk_mc_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 	.driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 		.name = DRV_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 		.pm = &snd_soc_pm_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 		.of_match_table = rockchip_rt5645_of_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) module_platform_driver(snd_rk_mc_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) MODULE_AUTHOR("Xing Zheng <zhengxing@rock-chips.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) MODULE_DESCRIPTION("Rockchip rt5645 machine ASoC driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) MODULE_LICENSE("GPL v2");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) MODULE_ALIAS("platform:" DRV_NAME);