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authorJassi Brar <jassi.brar@samsung.com>2010-11-19 08:49:44 +0900
committerKukjin Kim <kgene.kim@samsung.com>2010-11-19 08:49:44 +0900
commit498c08805fdbfc0d8a3538bf288475fa3a064fb7 (patch)
tree44f16ddea1ca6f94ab5508c11e6b8724f8e31fd5
parentdaea9b4f4416384dfcd0021a9461717974ed4354 (diff)
ARM: SAMSUNG: Prepare audio header for new I2S driver
Add new defined and data structures in order to prepare for new I2S driver. Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
-rw-r--r--arch/arm/plat-samsung/include/plat/audio.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/audio.h b/arch/arm/plat-samsung/include/plat/audio.h
index 7712ff6336f..a0826ed2f9f 100644
--- a/arch/arm/plat-samsung/include/plat/audio.h
+++ b/arch/arm/plat-samsung/include/plat/audio.h
@@ -25,10 +25,34 @@ extern void s3c64xx_ac97_setup_gpio(int);
#define S5PC100_SPDIF_GPG3 1
extern void s5pc100_spdif_setup_gpio(int);
+struct samsung_i2s {
+/* If the Primary DAI has 5.1 Channels */
+#define QUIRK_PRI_6CHAN (1 << 0)
+/* If the I2S block has a Stereo Overlay Channel */
+#define QUIRK_SEC_DAI (1 << 1)
+/*
+ * If the I2S block has no internal prescalar or MUX (I2SMOD[10] bit)
+ * The Machine driver must provide suitably set clock to the I2S block.
+ */
+#define QUIRK_NO_MUXPSR (1 << 2)
+#define QUIRK_NEED_RSTCLR (1 << 3)
+ /* Quirks of the I2S controller */
+ u32 quirks;
+
+ /*
+ * Array of clock names that can be used to generate I2S signals.
+ * Also corresponds to clocks of I2SMOD[10]
+ */
+ const char **src_clk;
+};
+
/**
* struct s3c_audio_pdata - common platform data for audio device drivers
* @cfg_gpio: Callback function to setup mux'ed pins in I2S/PCM/AC97 mode
*/
struct s3c_audio_pdata {
int (*cfg_gpio)(struct platform_device *);
+ union {
+ struct samsung_i2s i2s;
+ } type;
};