This patch adds support for setting source clock of the "Core CLK"
of the IIS Multi Audio Interface.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
---
sound/soc/samsung/i2s.c | 4 ++++
sound/soc/samsung/i2s.h | 1 +
2 files changed, 5 insertions(+)
diff --git a/sound/soc/samsung/i2s.c b/sound/soc/samsung/i2s.c
index 048ead9..ae02811 100644
--- a/sound/soc/samsung/i2s.c
+++ b/sound/soc/samsung/i2s.c
@@ -451,6 +451,10 @@ static int i2s_set_sysclk(struct snd_soc_dai *dai,
u32 mod = readl(i2s->addr + I2SMOD);
switch (clk_id) {
+ case SAMSUNG_I2S_OPCLK:
+ mod &= ~MOD_OPCLK_MASK;
+ mod |= dir;
+ break;
case SAMSUNG_I2S_CDCLK:
/* Shouldn't matter in GATING(CLOCK_IN) mode */
if (dir == SND_SOC_CLOCK_IN)
diff --git a/sound/soc/samsung/i2s.h b/sound/soc/samsung/i2s.h
index 7966afc..21ff24e 100644
--- a/sound/soc/samsung/i2s.h
+++ b/sound/soc/samsung/i2s.h
@@ -18,5 +18,6 @@
#define SAMSUNG_I2S_RCLKSRC_0 0
#define SAMSUNG_I2S_RCLKSRC_1 1
#define SAMSUNG_I2S_CDCLK 2
+#define SAMSUNG_I2S_OPCLK 3
#endif /* __SND_SOC_SAMSUNG_I2S_H */
--
1.7.9.5
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