aboutsummaryrefslogtreecommitdiffstats
path: root/sound/soc/atmel/atmel_wm8904.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/atmel/atmel_wm8904.c')
-rw-r--r--sound/soc/atmel/atmel_wm8904.c50
1 files changed, 0 insertions, 50 deletions
diff --git a/sound/soc/atmel/atmel_wm8904.c b/sound/soc/atmel/atmel_wm8904.c
index b4e36901a40b..4052268ce462 100644
--- a/sound/soc/atmel/atmel_wm8904.c
+++ b/sound/soc/atmel/atmel_wm8904.c
@@ -18,10 +18,6 @@
18#include "../codecs/wm8904.h" 18#include "../codecs/wm8904.h"
19#include "atmel_ssc_dai.h" 19#include "atmel_ssc_dai.h"
20 20
21#define MCLK_RATE 32768
22
23static struct clk *mclk;
24
25static const struct snd_soc_dapm_widget atmel_asoc_wm8904_dapm_widgets[] = { 21static const struct snd_soc_dapm_widget atmel_asoc_wm8904_dapm_widgets[] = {
26 SND_SOC_DAPM_HP("Headphone Jack", NULL), 22 SND_SOC_DAPM_HP("Headphone Jack", NULL),
27 SND_SOC_DAPM_MIC("Mic", NULL), 23 SND_SOC_DAPM_MIC("Mic", NULL),
@@ -61,26 +57,6 @@ static struct snd_soc_ops atmel_asoc_wm8904_ops = {
61 .hw_params = atmel_asoc_wm8904_hw_params, 57 .hw_params = atmel_asoc_wm8904_hw_params,
62}; 58};
63 59
64static int atmel_set_bias_level(struct snd_soc_card *card,
65 struct snd_soc_dapm_context *dapm,
66 enum snd_soc_bias_level level)
67{
68 if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
69 switch (level) {
70 case SND_SOC_BIAS_PREPARE:
71 clk_prepare_enable(mclk);
72 break;
73 case SND_SOC_BIAS_OFF:
74 clk_disable_unprepare(mclk);
75 break;
76 default:
77 break;
78 }
79 }
80
81 return 0;
82};
83
84static struct snd_soc_dai_link atmel_asoc_wm8904_dailink = { 60static struct snd_soc_dai_link atmel_asoc_wm8904_dailink = {
85 .name = "WM8904", 61 .name = "WM8904",
86 .stream_name = "WM8904 PCM", 62 .stream_name = "WM8904 PCM",
@@ -94,7 +70,6 @@ static struct snd_soc_dai_link atmel_asoc_wm8904_dailink = {
94static struct snd_soc_card atmel_asoc_wm8904_card = { 70static struct snd_soc_card atmel_asoc_wm8904_card = {
95 .name = "atmel_asoc_wm8904", 71 .name = "atmel_asoc_wm8904",
96 .owner = THIS_MODULE, 72 .owner = THIS_MODULE,
97 .set_bias_level = atmel_set_bias_level,
98 .dai_link = &atmel_asoc_wm8904_dailink, 73 .dai_link = &atmel_asoc_wm8904_dailink,
99 .num_links = 1, 74 .num_links = 1,
100 .dapm_widgets = atmel_asoc_wm8904_dapm_widgets, 75 .dapm_widgets = atmel_asoc_wm8904_dapm_widgets,
@@ -153,7 +128,6 @@ static int atmel_asoc_wm8904_probe(struct platform_device *pdev)
153{ 128{
154 struct snd_soc_card *card = &atmel_asoc_wm8904_card; 129 struct snd_soc_card *card = &atmel_asoc_wm8904_card;
155 struct snd_soc_dai_link *dailink = &atmel_asoc_wm8904_dailink; 130 struct snd_soc_dai_link *dailink = &atmel_asoc_wm8904_dailink;
156 struct clk *clk_src;
157 int id, ret; 131 int id, ret;
158 132
159 card->dev = &pdev->dev; 133 card->dev = &pdev->dev;
@@ -170,30 +144,6 @@ static int atmel_asoc_wm8904_probe(struct platform_device *pdev)
170 return ret; 144 return ret;
171 } 145 }
172 146
173 mclk = clk_get(NULL, "pck0");
174 if (IS_ERR(mclk)) {
175 dev_err(&pdev->dev, "failed to get pck0\n");
176 ret = PTR_ERR(mclk);
177 goto err_set_audio;
178 }
179
180 clk_src = clk_get(NULL, "clk32k");
181 if (IS_ERR(clk_src)) {
182 dev_err(&pdev->dev, "failed to get clk32k\n");
183 ret = PTR_ERR(clk_src);
184 goto err_set_audio;
185 }
186
187 ret = clk_set_parent(mclk, clk_src);
188 clk_put(clk_src);
189 if (ret != 0) {
190 dev_err(&pdev->dev, "failed to set MCLK parent\n");
191 goto err_set_audio;
192 }
193
194 dev_info(&pdev->dev, "setting pck0 to %dHz\n", MCLK_RATE);
195 clk_set_rate(mclk, MCLK_RATE);
196
197 ret = snd_soc_register_card(card); 147 ret = snd_soc_register_card(card);
198 if (ret) { 148 if (ret) {
199 dev_err(&pdev->dev, "snd_soc_register_card failed\n"); 149 dev_err(&pdev->dev, "snd_soc_register_card failed\n");