From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Date: Fri, 12 Aug 2016 16:27:55 -0500
Subject: [PATCH 03/82] ASoC: rt5640: add internal clock source support
Git-commit: c49aed77d55b42a1ec5e1d01c2ab788abc82717c
Patch-mainline: 4.9-rc1
References: bsc#1010690

Adding missing definitions and flags to select internal
clock source as system clock, needed for jack detection.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

---
 sound/soc/codecs/rt5640.c |    3 +++
 sound/soc/codecs/rt5640.h |    1 +
 2 files changed, 4 insertions(+)

--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -1861,6 +1861,9 @@ static int rt5640_set_dai_sysclk(struct
 	case RT5640_SCLK_S_PLL1:
 		reg_val |= RT5640_SCLK_SRC_PLL1;
 		break;
+	case RT5640_SCLK_S_RCCLK:
+		reg_val |= RT5640_SCLK_SRC_RCCLK;
+		break;
 	default:
 		dev_err(codec->dev, "Invalid clock id (%d)\n", clk_id);
 		return -EINVAL;
--- a/sound/soc/codecs/rt5640.h
+++ b/sound/soc/codecs/rt5640.h
@@ -984,6 +984,7 @@
 #define RT5640_SCLK_SRC_SFT			14
 #define RT5640_SCLK_SRC_MCLK			(0x0 << 14)
 #define RT5640_SCLK_SRC_PLL1			(0x1 << 14)
+#define RT5640_SCLK_SRC_RCCLK			(0x2 << 14)
 #define RT5640_PLL1_SRC_MASK			(0x3 << 12)
 #define RT5640_PLL1_SRC_SFT			12
 #define RT5640_PLL1_SRC_MCLK			(0x0 << 12)
