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-rw-r--r--arch/arm/mach-davinci/include/mach/asp.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/include/mach/asp.h b/arch/arm/mach-davinci/include/mach/asp.h
index 834725f1e81d..0847d2144f1f 100644
--- a/arch/arm/mach-davinci/include/mach/asp.h
+++ b/arch/arm/mach-davinci/include/mach/asp.h
@@ -63,6 +63,16 @@ struct snd_platform_data {
unsigned sram_size_playback;
unsigned sram_size_capture;
+ /*
+ * If McBSP peripheral gets the clock from an external pin,
+ * there are three chooses, that are MCBSP_CLKX, MCBSP_CLKR
+ * and MCBSP_CLKS.
+ * Depending on different hardware connections it is possible
+ * to use this setting to change the behaviour of McBSP
+ * driver. The dm365_clk_input_pin enum is available for dm365
+ */
+ int clk_input_pin;
+
/* McASP specific fields */
int tdm_slots;
u8 op_mode;
@@ -78,6 +88,11 @@ enum {
MCASP_VERSION_2, /* DA8xx/OMAPL1x */
};
+enum dm365_clk_input_pin {
+ MCBSP_CLKR = 0, /* DM365 */
+ MCBSP_CLKS,
+};
+
#define INACTIVE_MODE 0
#define TX_MODE 1
#define RX_MODE 2