mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-06 12:18:26 +02:00
76 lines
2.3 KiB
Diff
76 lines
2.3 KiB
Diff
|
From 148a1026b1975e3a50981cf7df3d4aae2b34611e Mon Sep 17 00:00:00 2001
|
||
|
|
From: mokopatches <mokopatches@openmoko.org>
|
||
|
|
Date: Sun, 13 Apr 2008 07:23:53 +0100
|
||
|
|
Subject: [PATCH] iis-suspend.patch
|
||
|
|
|
||
|
|
---
|
||
|
|
sound/soc/s3c24xx/s3c24xx-i2s.c | 38 ++++++++++++++++++++++++++++++++++++++
|
||
|
|
1 files changed, 38 insertions(+), 0 deletions(-)
|
||
|
|
|
||
|
|
diff --git a/sound/soc/s3c24xx/s3c24xx-i2s.c b/sound/soc/s3c24xx/s3c24xx-i2s.c
|
||
|
|
index fe30e0d..4d74cc0 100644
|
||
|
|
--- a/sound/soc/s3c24xx/s3c24xx-i2s.c
|
||
|
|
+++ b/sound/soc/s3c24xx/s3c24xx-i2s.c
|
||
|
|
@@ -76,6 +76,10 @@ static struct s3c24xx_pcm_dma_params s3c24xx_i2s_pcm_stereo_in = {
|
||
|
|
struct s3c24xx_i2s_info {
|
||
|
|
void __iomem *regs;
|
||
|
|
struct clk *iis_clk;
|
||
|
|
+ u32 iiscon;
|
||
|
|
+ u32 iismod;
|
||
|
|
+ u32 iisfcon;
|
||
|
|
+ u32 iispsr;
|
||
|
|
};
|
||
|
|
static struct s3c24xx_i2s_info s3c24xx_i2s;
|
||
|
|
|
||
|
|
@@ -406,6 +410,38 @@ static int s3c24xx_i2s_probe(struct platform_device *pdev)
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
+#ifdef CONFIG_PM
|
||
|
|
+int s3c24xx_i2s_suspend(struct platform_device *pdev,
|
||
|
|
+ struct snd_soc_cpu_dai *cpu_dai)
|
||
|
|
+{
|
||
|
|
+ s3c24xx_i2s.iiscon = readl(s3c24xx_i2s.regs + S3C2410_IISCON);
|
||
|
|
+ s3c24xx_i2s.iismod = readl(s3c24xx_i2s.regs + S3C2410_IISMOD);
|
||
|
|
+ s3c24xx_i2s.iisfcon = readl(s3c24xx_i2s.regs + S3C2410_IISFCON);
|
||
|
|
+ s3c24xx_i2s.iispsr = readl(s3c24xx_i2s.regs + S3C2410_IISPSR);
|
||
|
|
+
|
||
|
|
+ clk_disable(s3c24xx_i2s.iis_clk);
|
||
|
|
+
|
||
|
|
+ return 0;
|
||
|
|
+}
|
||
|
|
+
|
||
|
|
+int s3c24xx_i2s_resume(struct platform_device *pdev,
|
||
|
|
+ struct snd_soc_cpu_dai *cpu_dai)
|
||
|
|
+{
|
||
|
|
+ clk_enable(s3c24xx_i2s.iis_clk);
|
||
|
|
+
|
||
|
|
+ writel(s3c24xx_i2s.iiscon, s3c24xx_i2s.regs + S3C2410_IISCON);
|
||
|
|
+ writel(s3c24xx_i2s.iismod, s3c24xx_i2s.regs + S3C2410_IISMOD);
|
||
|
|
+ writel(s3c24xx_i2s.iisfcon, s3c24xx_i2s.regs + S3C2410_IISFCON);
|
||
|
|
+ writel(s3c24xx_i2s.iispsr, s3c24xx_i2s.regs + S3C2410_IISPSR);
|
||
|
|
+
|
||
|
|
+ return 0;
|
||
|
|
+}
|
||
|
|
+#else
|
||
|
|
+#define s3c24xx_i2s_suspend NULL
|
||
|
|
+#define s3c24xx_i2s_resume NULL
|
||
|
|
+#endif
|
||
|
|
+
|
||
|
|
+
|
||
|
|
#define S3C24XX_I2S_RATES \
|
||
|
|
(SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | SNDRV_PCM_RATE_16000 | \
|
||
|
|
SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \
|
||
|
|
@@ -416,6 +452,8 @@ struct snd_soc_cpu_dai s3c24xx_i2s_dai = {
|
||
|
|
.id = 0,
|
||
|
|
.type = SND_SOC_DAI_I2S,
|
||
|
|
.probe = s3c24xx_i2s_probe,
|
||
|
|
+ .suspend = s3c24xx_i2s_suspend,
|
||
|
|
+ .resume = s3c24xx_i2s_resume,
|
||
|
|
.playback = {
|
||
|
|
.channels_min = 2,
|
||
|
|
.channels_max = 2,
|
||
|
|
--
|
||
|
|
1.5.6.5
|
||
|
|
|