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From: Padmavathi Venna <padma.v@samsung.com>
To: linux-samsung-soc@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
	padma.v@samsung.com, padma.kvr@gmail.com
Cc: broonie@kernel.org, kgene.kim@samsung.com, tomasz.figa@gmail.com,
	abrestic@chromium.org
Subject: [PATCH V3 6/7] ASoC: Samsung: wm8994: Register the osc clock.
Date: Wed, 07 Aug 2013 14:40:15 +0530	[thread overview]
Message-ID: <1375866616-5541-7-git-send-email-padma.v@samsung.com> (raw)
In-Reply-To: <1375866616-5541-1-git-send-email-padma.v@samsung.com>

This patch registers the 16MHz oscillator clock as fixed clk.

Signed-off-by: Padmavathi Venna <padma.v@samsung.com>
---
 sound/soc/samsung/smdk_wm8994.c |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/sound/soc/samsung/smdk_wm8994.c b/sound/soc/samsung/smdk_wm8994.c
index 581ea4a..a6edded 100644
--- a/sound/soc/samsung/smdk_wm8994.c
+++ b/sound/soc/samsung/smdk_wm8994.c
@@ -9,6 +9,7 @@
 
 #include "../codecs/wm8994.h"
 #include <sound/pcm_params.h>
+#include <linux/clk-provider.h>
 #include <linux/module.h>
 #include <linux/of.h>
 
@@ -37,6 +38,15 @@
 /* SMDK has a 16.934MHZ crystal attached to WM8994 */
 #define SMDK_WM8994_FREQ 16934000
 
+/* 16.9MHz fixed oscillator clock */
+static void init_osc_clock(void)
+{
+	struct device_node *np;
+
+	np = of_find_compatible_node(NULL, NULL, "osc3_clk16mhz");
+	of_fixed_clk_setup(np);
+}
+
 static int smdk_hw_params(struct snd_pcm_substream *substream,
 	struct snd_pcm_hw_params *params)
 {
@@ -173,6 +183,8 @@ static int smdk_audio_probe(struct platform_device *pdev)
 		smdk_dai[0].platform_of_node = smdk_dai[0].cpu_of_node;
 	}
 
+	init_osc_clock();
+
 	ret = snd_soc_register_card(card);
 
 	if (ret)
-- 
1.7.4.4

  parent reply	other threads:[~2013-08-07  9:08 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-07  9:10 [PATCH V3 0/7] Add i2s nodes on Exynos5420 and enable sound support on sdmk5420 Padmavathi Venna
2013-08-07  9:10 ` [PATCH V3 1/7] ARM: dts: Change i2s compatible string on exynos5250 Padmavathi Venna
2013-08-07 10:10   ` Mark Brown
2013-08-07 10:32     ` Padma Venkat
2013-08-07 11:17       ` Tomasz Figa
2013-08-07  9:10 ` [PATCH V3 2/7] ARM: dts: exynos5420: add i2s controllers Padmavathi Venna
2013-08-07  9:10 ` [PATCH V3 3/7] ARM: dts: Add i2c bus 1 and it's audio codec child node on smdk5420 Padmavathi Venna
2013-08-07 15:11   ` Tomasz Figa
2013-08-07  9:10 ` [PATCH V3 4/7] ARM: dts: exynos5250: move common i2s properties to exynos5 dtsi Padmavathi Venna
2013-08-07 15:14   ` Tomasz Figa
2013-08-07  9:10 ` [PATCH V3 5/7] ARM: dts: Add osc clock node on smdk5420 Padmavathi Venna
2013-08-07 15:16   ` Tomasz Figa
2013-08-07  9:10 ` Padmavathi Venna [this message]
2013-08-07 10:10   ` [PATCH V3 6/7] ASoC: Samsung: wm8994: Register the osc clock Mark Brown
2013-08-07 11:05     ` Padma Venkat
2013-08-07 15:18   ` Tomasz Figa
2013-08-07 15:28     ` Mark Brown
2013-08-07  9:10 ` [PATCH V3 7/7] ARM: dts: Enable sound support on smdk5420 Padmavathi Venna

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