From ab1f70952f61504f60805f13660c8740adcbe14f Mon Sep 17 00:00:00 2001
From: Oder Chiou <oder_chiou@realtek.com>
Date: Wed, 11 Feb 2015 19:18:51 +0800
Subject: [PATCH] ASoC: rt5677: Add the chip type to distinguish the setting of
 the clock source

There is only one clock source in the rt5676, so the chip type is added to
distinguish the setting of the clock source in the VAD function.

Signed-off-by: Oder Chiou <oder_chiou@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---
 sound/soc/codecs/rt5677.c | 28 ++++++++++++++++++++++------
 sound/soc/codecs/rt5677.h |  6 ++++++
 2 files changed, 28 insertions(+), 6 deletions(-)

diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index 5d0bb8748dd1..ab62777dbd33 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -718,11 +718,24 @@ static int rt5677_set_dsp_vad(struct snd_soc_codec *codec, bool on)
 			RT5677_LDO1_SEL_MASK, 0x0);
 		regmap_update_bits(rt5677->regmap, RT5677_PWR_ANLG2,
 			RT5677_PWR_LDO1, RT5677_PWR_LDO1);
-		regmap_update_bits(rt5677->regmap, RT5677_GLB_CLK1,
-			RT5677_MCLK_SRC_MASK, RT5677_MCLK2_SRC);
-		regmap_update_bits(rt5677->regmap, RT5677_GLB_CLK2,
-			RT5677_PLL2_PR_SRC_MASK | RT5677_DSP_CLK_SRC_MASK,
-			RT5677_PLL2_PR_SRC_MCLK2 | RT5677_DSP_CLK_SRC_BYPASS);
+		switch (rt5677->type) {
+		case RT5677:
+			regmap_update_bits(rt5677->regmap, RT5677_GLB_CLK1,
+				RT5677_MCLK_SRC_MASK, RT5677_MCLK2_SRC);
+			regmap_update_bits(rt5677->regmap, RT5677_GLB_CLK2,
+				RT5677_PLL2_PR_SRC_MASK |
+				RT5677_DSP_CLK_SRC_MASK,
+				RT5677_PLL2_PR_SRC_MCLK2 |
+				RT5677_DSP_CLK_SRC_BYPASS);
+			break;
+		case RT5676:
+			regmap_update_bits(rt5677->regmap, RT5677_GLB_CLK2,
+				RT5677_DSP_CLK_SRC_MASK,
+				RT5677_DSP_CLK_SRC_BYPASS);
+			break;
+		default:
+			break;
+		}
 		regmap_write(rt5677->regmap, RT5677_PWR_DSP2, 0x07ff);
 		regmap_write(rt5677->regmap, RT5677_PWR_DSP1, 0x07fd);
 		rt5677_set_dsp_mode(codec, true);
@@ -4733,7 +4746,8 @@ static const struct regmap_config rt5677_regmap = {
 };
 
 static const struct i2c_device_id rt5677_i2c_id[] = {
-	{ "rt5677", 0 },
+	{ "rt5677", RT5677 },
+	{ "rt5676", RT5676 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, rt5677_i2c_id);
@@ -4850,6 +4864,8 @@ static int rt5677_i2c_probe(struct i2c_client *i2c,
 
 	i2c_set_clientdata(i2c, rt5677);
 
+	rt5677->type = id->driver_data;
+
 	if (pdata)
 		rt5677->pdata = *pdata;
 
diff --git a/sound/soc/codecs/rt5677.h b/sound/soc/codecs/rt5677.h
index c0a625f290cc..07df96b43f59 100644
--- a/sound/soc/codecs/rt5677.h
+++ b/sound/soc/codecs/rt5677.h
@@ -1665,6 +1665,11 @@ enum {
 	RT5677_IRQ_JD3,
 };
 
+enum rt5677_type {
+	RT5677,
+	RT5676,
+};
+
 struct rt5677_priv {
 	struct snd_soc_codec *codec;
 	struct rt5677_platform_data pdata;
@@ -1681,6 +1686,7 @@ struct rt5677_priv {
 	int pll_in;
 	int pll_out;
 	int pow_ldo2; /* POW_LDO2 pin */
+	enum rt5677_type type;
 #ifdef CONFIG_GPIOLIB
 	struct gpio_chip gpio_chip;
 #endif