From f27b998c68726421b5b1756c276f132363574005 Mon Sep 17 00:00:00 2001 From: Gary Zhang Date: Mon, 21 May 2012 18:25:22 +0800 Subject: [PATCH] ENGR00209739-1 WM8962: add support for MX6 SL 1. add support for mx6 sl 2. operate clock by callback Signed-off-by: Gary Zhang --- sound/soc/imx/imx-wm8962.c | 27 ++++++++++++++------------- 1 file changed, 14 insertions(+), 13 deletions(-) diff --git a/sound/soc/imx/imx-wm8962.c b/sound/soc/imx/imx-wm8962.c index 9eff86a229c5..354aae434055 100644 --- a/sound/soc/imx/imx-wm8962.c +++ b/sound/soc/imx/imx-wm8962.c @@ -38,6 +38,7 @@ #include #include #include +#include #include "imx-ssi.h" #include "../codecs/wm8962.h" @@ -55,16 +56,17 @@ struct imx_priv { unsigned int sample_format = SNDRV_PCM_FMTBIT_S16_LE; static struct imx_priv card_priv; static struct snd_soc_card snd_soc_card_imx; -struct clk *wm8962_mclk; static struct snd_soc_codec *gcodec; static int imx_hifi_startup(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *codec_dai = rtd->codec_dai; + struct imx_priv *priv = &card_priv; + struct mxc_audio_platform_data *plat = priv->pdev->dev.platform_data; if (!codec_dai->active) - clk_enable(wm8962_mclk); + plat->clock_enable(1); return 0; } @@ -73,9 +75,11 @@ static void imx_hifi_shutdown(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *codec_dai = rtd->codec_dai; + struct imx_priv *priv = &card_priv; + struct mxc_audio_platform_data *plat = priv->pdev->dev.platform_data; if (!codec_dai->active) - clk_disable(wm8962_mclk); + plat->clock_enable(0); return; } @@ -165,7 +169,6 @@ static const struct snd_soc_dapm_route audio_map[] = { { "MICBIAS", NULL, "AMIC" }, { "IN3R", NULL, "MICBIAS" }, - { "DMIC", NULL, "MICBIAS" }, { "DMICDAT", NULL, "DMIC" }, @@ -427,12 +430,6 @@ static int __devinit imx_wm8962_probe(struct platform_device *pdev) struct imx_priv *priv = &card_priv; int ret = 0; - wm8962_mclk = clk_get(NULL, "clko_clk"); - if (IS_ERR(wm8962_mclk)) { - printk(KERN_ERR "can't get CLKO clock.\n"); - return PTR_ERR(wm8962_mclk); - } - priv->pdev = pdev; imx_audmux_config(plat->src_port, plat->ext_port); @@ -451,12 +448,11 @@ static int __devexit imx_wm8962_remove(struct platform_device *pdev) { struct mxc_audio_platform_data *plat = pdev->dev.platform_data; + plat->clock_enable(0); + if (plat->finit) plat->finit(); - clk_disable(wm8962_mclk); - clk_put(wm8962_mclk); - return 0; } @@ -479,6 +475,11 @@ static int __init imx_asoc_init(void) if (ret < 0) goto exit; + if (machine_is_mx6q_sabresd()) + imx_dai[0].codec_name = "wm8962.0-001a"; + else if (machine_is_mx6sl_arm2()) + imx_dai[0].codec_name = "wm8962.1-001a"; + imx_snd_device = platform_device_alloc("soc-audio", 5); if (!imx_snd_device) goto err_device_alloc; -- 2.39.5