1 // SPDX-License-Identifier: GPL-2.0+ 1 // SPDX-License-Identifier: GPL-2.0+
2 // 2 //
3 // Copyright 2012 Freescale Semiconductor, Inc 3 // Copyright 2012 Freescale Semiconductor, Inc.
4 // Copyright 2012 Linaro Ltd. 4 // Copyright 2012 Linaro Ltd.
5 5
6 #include <linux/gpio/consumer.h> !! 6 #include <linux/gpio.h>
7 #include <linux/module.h> 7 #include <linux/module.h>
8 #include <linux/of.h> 8 #include <linux/of.h>
9 #include <linux/of_platform.h> 9 #include <linux/of_platform.h>
10 #include <linux/i2c.h> 10 #include <linux/i2c.h>
>> 11 #include <linux/of_gpio.h>
11 #include <sound/soc.h> 12 #include <sound/soc.h>
12 #include <sound/jack.h> 13 #include <sound/jack.h>
13 14
14 #include "imx-audmux.h" 15 #include "imx-audmux.h"
15 16
16 #define DAI_NAME_SIZE 32 17 #define DAI_NAME_SIZE 32
17 #define MUX_PORT_MAX 7 18 #define MUX_PORT_MAX 7
18 19
19 struct imx_es8328_data { 20 struct imx_es8328_data {
20 struct device *dev; 21 struct device *dev;
21 struct snd_soc_dai_link dai; 22 struct snd_soc_dai_link dai;
22 struct snd_soc_card card; 23 struct snd_soc_card card;
23 char codec_dai_name[DAI_NAME_SIZE]; 24 char codec_dai_name[DAI_NAME_SIZE];
24 char platform_name[DAI_NAME_SIZE]; 25 char platform_name[DAI_NAME_SIZE];
25 struct gpio_desc *jack_gpiod; !! 26 int jack_gpio;
26 }; 27 };
27 28
28 static struct snd_soc_jack_gpio headset_jack_g 29 static struct snd_soc_jack_gpio headset_jack_gpios[] = {
29 { 30 {
>> 31 .gpio = -1,
30 .name = "headset-gpio", 32 .name = "headset-gpio",
31 .report = SND_JACK_HEADSET, 33 .report = SND_JACK_HEADSET,
32 .invert = 0, 34 .invert = 0,
33 .debounce_time = 200, 35 .debounce_time = 200,
34 }, 36 },
35 }; 37 };
36 38
37 static struct snd_soc_jack headset_jack; 39 static struct snd_soc_jack headset_jack;
38 static struct snd_soc_jack_pin headset_jack_pi <<
39 { <<
40 .pin = "Headphone", <<
41 .mask = SND_JACK_HEADPHONE, <<
42 }, <<
43 { <<
44 .pin = "Mic Jack", <<
45 .mask = SND_JACK_MICROPHONE, <<
46 }, <<
47 }; <<
48 40
49 static int imx_es8328_dai_init(struct snd_soc_ 41 static int imx_es8328_dai_init(struct snd_soc_pcm_runtime *rtd)
50 { 42 {
51 struct imx_es8328_data *data = contain 43 struct imx_es8328_data *data = container_of(rtd->card,
52 struct 44 struct imx_es8328_data, card);
53 int ret = 0; 45 int ret = 0;
54 46
55 if (data->jack_gpiod) { !! 47 /* Headphone jack detection */
56 /* Headphone jack detection */ !! 48 if (gpio_is_valid(data->jack_gpio)) {
57 ret = snd_soc_card_jack_new_pi !! 49 ret = snd_soc_card_jack_new(rtd->card, "Headphone",
58 !! 50 SND_JACK_HEADPHONE | SND_JACK_BTN_0,
59 !! 51 &headset_jack, NULL, 0);
60 <<
61 <<
62 if (ret) 52 if (ret)
63 return ret; 53 return ret;
64 54
65 headset_jack_gpios[0].desc = d !! 55 headset_jack_gpios[0].gpio = data->jack_gpio;
66 ret = snd_soc_jack_add_gpios(& 56 ret = snd_soc_jack_add_gpios(&headset_jack,
67 A 57 ARRAY_SIZE(headset_jack_gpios),
68 h 58 headset_jack_gpios);
69 } 59 }
70 60
71 return ret; 61 return ret;
72 } 62 }
73 63
74 static const struct snd_soc_dapm_widget imx_es 64 static const struct snd_soc_dapm_widget imx_es8328_dapm_widgets[] = {
75 SND_SOC_DAPM_MIC("Mic Jack", NULL), 65 SND_SOC_DAPM_MIC("Mic Jack", NULL),
76 SND_SOC_DAPM_HP("Headphone", NULL), 66 SND_SOC_DAPM_HP("Headphone", NULL),
77 SND_SOC_DAPM_SPK("Speaker", NULL), 67 SND_SOC_DAPM_SPK("Speaker", NULL),
78 SND_SOC_DAPM_REGULATOR_SUPPLY("audio-a 68 SND_SOC_DAPM_REGULATOR_SUPPLY("audio-amp", 1, 0),
79 }; 69 };
80 70
81 static const struct snd_kcontrol_new imx_es832 <<
82 SOC_DAPM_PIN_SWITCH("Headphone"), <<
83 SOC_DAPM_PIN_SWITCH("Mic Jack"), <<
84 }; <<
85 <<
86 static int imx_es8328_probe(struct platform_de 71 static int imx_es8328_probe(struct platform_device *pdev)
87 { 72 {
88 struct device_node *np = pdev->dev.of_ 73 struct device_node *np = pdev->dev.of_node;
89 struct device_node *ssi_np = NULL, *co 74 struct device_node *ssi_np = NULL, *codec_np = NULL;
90 struct platform_device *ssi_pdev; 75 struct platform_device *ssi_pdev;
91 struct imx_es8328_data *data; 76 struct imx_es8328_data *data;
92 struct snd_soc_dai_link_component *com 77 struct snd_soc_dai_link_component *comp;
93 u32 int_port, ext_port; 78 u32 int_port, ext_port;
94 int ret; 79 int ret;
95 struct device *dev = &pdev->dev; 80 struct device *dev = &pdev->dev;
96 81
97 ret = of_property_read_u32(np, "mux-in 82 ret = of_property_read_u32(np, "mux-int-port", &int_port);
98 if (ret) { 83 if (ret) {
99 dev_err(dev, "mux-int-port mis 84 dev_err(dev, "mux-int-port missing or invalid\n");
100 goto fail; 85 goto fail;
101 } 86 }
102 if (int_port > MUX_PORT_MAX || int_por 87 if (int_port > MUX_PORT_MAX || int_port == 0) {
103 dev_err(dev, "mux-int-port: ha 88 dev_err(dev, "mux-int-port: hardware only has %d mux ports\n",
104 MUX_PORT_MAX); 89 MUX_PORT_MAX);
105 ret = -EINVAL; <<
106 goto fail; 90 goto fail;
107 } 91 }
108 92
109 ret = of_property_read_u32(np, "mux-ex 93 ret = of_property_read_u32(np, "mux-ext-port", &ext_port);
110 if (ret) { 94 if (ret) {
111 dev_err(dev, "mux-ext-port mis 95 dev_err(dev, "mux-ext-port missing or invalid\n");
112 goto fail; 96 goto fail;
113 } 97 }
114 if (ext_port > MUX_PORT_MAX || ext_por 98 if (ext_port > MUX_PORT_MAX || ext_port == 0) {
115 dev_err(dev, "mux-ext-port: ha 99 dev_err(dev, "mux-ext-port: hardware only has %d mux ports\n",
116 MUX_PORT_MAX); 100 MUX_PORT_MAX);
117 ret = -EINVAL; 101 ret = -EINVAL;
118 goto fail; 102 goto fail;
119 } 103 }
120 104
121 /* 105 /*
122 * The port numbering in the hardware 106 * The port numbering in the hardware manual starts at 1, while
123 * the audmux API expects it starts at 107 * the audmux API expects it starts at 0.
124 */ 108 */
125 int_port--; 109 int_port--;
126 ext_port--; 110 ext_port--;
127 ret = imx_audmux_v2_configure_port(int 111 ret = imx_audmux_v2_configure_port(int_port,
128 IMX_AUDMUX_V2_PTCR_SYN 112 IMX_AUDMUX_V2_PTCR_SYN |
129 IMX_AUDMUX_V2_PTCR_TFS 113 IMX_AUDMUX_V2_PTCR_TFSEL(ext_port) |
130 IMX_AUDMUX_V2_PTCR_TCS 114 IMX_AUDMUX_V2_PTCR_TCSEL(ext_port) |
131 IMX_AUDMUX_V2_PTCR_TFS 115 IMX_AUDMUX_V2_PTCR_TFSDIR |
132 IMX_AUDMUX_V2_PTCR_TCL 116 IMX_AUDMUX_V2_PTCR_TCLKDIR,
133 IMX_AUDMUX_V2_PDCR_RXD 117 IMX_AUDMUX_V2_PDCR_RXDSEL(ext_port));
134 if (ret) { 118 if (ret) {
135 dev_err(dev, "audmux internal 119 dev_err(dev, "audmux internal port setup failed\n");
136 return ret; 120 return ret;
137 } 121 }
138 ret = imx_audmux_v2_configure_port(ext 122 ret = imx_audmux_v2_configure_port(ext_port,
139 IMX_AUDMUX_V2_PTCR_SYN 123 IMX_AUDMUX_V2_PTCR_SYN,
140 IMX_AUDMUX_V2_PDCR_RXD 124 IMX_AUDMUX_V2_PDCR_RXDSEL(int_port));
141 if (ret) { 125 if (ret) {
142 dev_err(dev, "audmux external 126 dev_err(dev, "audmux external port setup failed\n");
143 return ret; 127 return ret;
144 } 128 }
145 129
146 ssi_np = of_parse_phandle(pdev->dev.of 130 ssi_np = of_parse_phandle(pdev->dev.of_node, "ssi-controller", 0);
147 codec_np = of_parse_phandle(pdev->dev. 131 codec_np = of_parse_phandle(pdev->dev.of_node, "audio-codec", 0);
148 if (!ssi_np || !codec_np) { 132 if (!ssi_np || !codec_np) {
149 dev_err(dev, "phandle missing 133 dev_err(dev, "phandle missing or invalid\n");
150 ret = -EINVAL; 134 ret = -EINVAL;
151 goto fail; 135 goto fail;
152 } 136 }
153 137
154 ssi_pdev = of_find_device_by_node(ssi_ 138 ssi_pdev = of_find_device_by_node(ssi_np);
155 if (!ssi_pdev) { 139 if (!ssi_pdev) {
156 dev_err(dev, "failed to find S 140 dev_err(dev, "failed to find SSI platform device\n");
157 ret = -EINVAL; 141 ret = -EINVAL;
158 goto fail; 142 goto fail;
159 } 143 }
160 144
161 data = devm_kzalloc(dev, sizeof(*data) 145 data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
162 if (!data) { 146 if (!data) {
163 ret = -ENOMEM; 147 ret = -ENOMEM;
164 goto put_device; !! 148 goto fail;
165 } 149 }
166 150
167 comp = devm_kzalloc(dev, 2 * sizeof(*c !! 151 comp = devm_kzalloc(dev, 3 * sizeof(*comp), GFP_KERNEL);
168 if (!comp) { 152 if (!comp) {
169 ret = -ENOMEM; 153 ret = -ENOMEM;
170 goto put_device; !! 154 goto fail;
171 } 155 }
172 156
173 data->dev = dev; 157 data->dev = dev;
174 158
175 data->jack_gpiod = devm_gpiod_get_opti !! 159 data->jack_gpio = of_get_named_gpio(pdev->dev.of_node, "jack-gpio", 0);
176 if (IS_ERR(data->jack_gpiod)) { <<
177 ret = PTR_ERR(data->jack_gpiod <<
178 goto put_device; <<
179 } <<
180 160
181 /* !! 161 data->dai.cpus = &comp[0];
182 * CPU == Platform <<
183 * platform is using soc-generic-dmaen <<
184 */ <<
185 data->dai.cpus = <<
186 data->dai.platforms = &comp[0]; <<
187 data->dai.codecs = &comp[1]; 162 data->dai.codecs = &comp[1];
>> 163 data->dai.platforms = &comp[2];
188 164
189 data->dai.num_cpus = 1; 165 data->dai.num_cpus = 1;
190 data->dai.num_codecs = 1; 166 data->dai.num_codecs = 1;
191 data->dai.num_platforms = 1; 167 data->dai.num_platforms = 1;
192 168
193 data->dai.name = "hifi"; 169 data->dai.name = "hifi";
194 data->dai.stream_name = "hifi"; 170 data->dai.stream_name = "hifi";
195 data->dai.codecs->dai_name = "es8328-h 171 data->dai.codecs->dai_name = "es8328-hifi-analog";
196 data->dai.codecs->of_node = codec_np; 172 data->dai.codecs->of_node = codec_np;
197 data->dai.cpus->of_node = ssi_np; 173 data->dai.cpus->of_node = ssi_np;
>> 174 data->dai.platforms->of_node = ssi_np;
198 data->dai.init = &imx_es8328_dai_init; 175 data->dai.init = &imx_es8328_dai_init;
199 data->dai.dai_fmt = SND_SOC_DAIFMT_I2S 176 data->dai.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
200 SND_SOC_DAIFMT_CBP !! 177 SND_SOC_DAIFMT_CBM_CFM;
201 178
202 data->card.dev = dev; 179 data->card.dev = dev;
203 data->card.dapm_widgets = imx_es8328_d 180 data->card.dapm_widgets = imx_es8328_dapm_widgets;
204 data->card.num_dapm_widgets = ARRAY_SI 181 data->card.num_dapm_widgets = ARRAY_SIZE(imx_es8328_dapm_widgets);
205 data->card.controls = imx_es8328_contr <<
206 data->card.num_controls = ARRAY_SIZE(i <<
207 ret = snd_soc_of_parse_card_name(&data 182 ret = snd_soc_of_parse_card_name(&data->card, "model");
208 if (ret) { 183 if (ret) {
209 dev_err(dev, "Unable to parse 184 dev_err(dev, "Unable to parse card name\n");
210 goto put_device; !! 185 goto fail;
211 } 186 }
212 ret = snd_soc_of_parse_audio_routing(& 187 ret = snd_soc_of_parse_audio_routing(&data->card, "audio-routing");
213 if (ret) { 188 if (ret) {
214 dev_err(dev, "Unable to parse 189 dev_err(dev, "Unable to parse routing: %d\n", ret);
215 goto put_device; !! 190 goto fail;
216 } 191 }
217 data->card.num_links = 1; 192 data->card.num_links = 1;
218 data->card.owner = THIS_MODULE; 193 data->card.owner = THIS_MODULE;
219 data->card.dai_link = &data->dai; 194 data->card.dai_link = &data->dai;
220 195
221 ret = devm_snd_soc_register_card(&pdev !! 196 ret = snd_soc_register_card(&data->card);
222 if (ret) { 197 if (ret) {
223 dev_err(dev, "Unable to regist 198 dev_err(dev, "Unable to register: %d\n", ret);
224 goto put_device; !! 199 goto fail;
225 } 200 }
226 201
227 platform_set_drvdata(pdev, data); 202 platform_set_drvdata(pdev, data);
228 put_device: <<
229 put_device(&ssi_pdev->dev); <<
230 fail: 203 fail:
231 of_node_put(ssi_np); 204 of_node_put(ssi_np);
232 of_node_put(codec_np); 205 of_node_put(codec_np);
233 206
234 return ret; 207 return ret;
235 } 208 }
236 209
>> 210 static int imx_es8328_remove(struct platform_device *pdev)
>> 211 {
>> 212 struct imx_es8328_data *data = platform_get_drvdata(pdev);
>> 213
>> 214 snd_soc_unregister_card(&data->card);
>> 215
>> 216 return 0;
>> 217 }
>> 218
237 static const struct of_device_id imx_es8328_dt 219 static const struct of_device_id imx_es8328_dt_ids[] = {
238 { .compatible = "fsl,imx-audio-es8328" 220 { .compatible = "fsl,imx-audio-es8328", },
239 { /* sentinel */ } 221 { /* sentinel */ }
240 }; 222 };
241 MODULE_DEVICE_TABLE(of, imx_es8328_dt_ids); 223 MODULE_DEVICE_TABLE(of, imx_es8328_dt_ids);
242 224
243 static struct platform_driver imx_es8328_drive 225 static struct platform_driver imx_es8328_driver = {
244 .driver = { 226 .driver = {
245 .name = "imx-es8328", 227 .name = "imx-es8328",
246 .of_match_table = imx_es8328_d 228 .of_match_table = imx_es8328_dt_ids,
247 }, 229 },
248 .probe = imx_es8328_probe, 230 .probe = imx_es8328_probe,
>> 231 .remove = imx_es8328_remove,
249 }; 232 };
250 module_platform_driver(imx_es8328_driver); 233 module_platform_driver(imx_es8328_driver);
251 234
252 MODULE_AUTHOR("Sean Cross <xobs@kosagi.com>"); 235 MODULE_AUTHOR("Sean Cross <xobs@kosagi.com>");
253 MODULE_DESCRIPTION("Kosagi i.MX6 ES8328 ASoC m 236 MODULE_DESCRIPTION("Kosagi i.MX6 ES8328 ASoC machine driver");
254 MODULE_LICENSE("GPL v2"); 237 MODULE_LICENSE("GPL v2");
255 MODULE_ALIAS("platform:imx-audio-es8328"); 238 MODULE_ALIAS("platform:imx-audio-es8328");
256 239
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