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Diffstat (limited to 'arch/arm/plat-omap/include/plat/mcbsp.h')
-rw-r--r--arch/arm/plat-omap/include/plat/mcbsp.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/mcbsp.h b/arch/arm/plat-omap/include/plat/mcbsp.h
index b4ff6a11a8f..b87d83ccd54 100644
--- a/arch/arm/plat-omap/include/plat/mcbsp.h
+++ b/arch/arm/plat-omap/include/plat/mcbsp.h
@@ -30,6 +30,13 @@
#include <mach/hardware.h>
#include <plat/clock.h>
+/* macro for building platform_device for McBSP ports */
+#define OMAP_MCBSP_PLATFORM_DEVICE(port_nr) \
+static struct platform_device omap_mcbsp##port_nr = { \
+ .name = "omap-mcbsp-dai", \
+ .id = OMAP_MCBSP##port_nr, \
+}
+
#define OMAP7XX_MCBSP1_BASE 0xfffb1000
#define OMAP7XX_MCBSP2_BASE 0xfffb1800
@@ -312,6 +319,18 @@
#define RFSREN 0x0002
#define RSYNCERREN 0x0001
+/* CLKR signal muxing options */
+#define CLKR_SRC_CLKR 0
+#define CLKR_SRC_CLKX 1
+
+/* FSR signal muxing options */
+#define FSR_SRC_FSR 0
+#define FSR_SRC_FSX 1
+
+/* McBSP functional clock sources */
+#define MCBSP_CLKS_PRCM_SRC 0
+#define MCBSP_CLKS_PAD_SRC 1
+
/* we don't do multichannel for now */
struct omap_mcbsp_reg_cfg {
u16 spcr2;
@@ -398,6 +417,7 @@ struct omap_mcbsp_spi_cfg {
struct omap_mcbsp_ops {
void (*request)(unsigned int);
void (*free)(unsigned int);
+ int (*set_clks_src)(u8, u8);
};
struct omap_mcbsp_platform_data {
@@ -464,6 +484,9 @@ struct omap_mcbsp {
extern struct omap_mcbsp **mcbsp_ptr;
extern int omap_mcbsp_count, omap_mcbsp_cache_size;
+#define omap_mcbsp_check_valid_id(id) (id < omap_mcbsp_count)
+#define id_to_mcbsp_ptr(id) mcbsp_ptr[id];
+
int omap_mcbsp_init(void);
void omap_mcbsp_register_board_cfg(struct omap_mcbsp_platform_data *config,
int size);
@@ -502,6 +525,8 @@ int omap_mcbsp_spi_master_xmit_word_poll(unsigned int id, u32 word);
int omap_mcbsp_spi_master_recv_word_poll(unsigned int id, u32 * word);
+/* McBSP functional clock source changing function */
+extern int omap2_mcbsp_set_clks_src(u8 id, u8 fck_src_id);
/* SPI specific API */
void omap_mcbsp_set_spi_mode(unsigned int id, const struct omap_mcbsp_spi_cfg * spi_cfg);
@@ -510,6 +535,10 @@ int omap_mcbsp_pollread(unsigned int id, u16 * buf);
int omap_mcbsp_pollwrite(unsigned int id, u16 buf);
int omap_mcbsp_set_io_type(unsigned int id, omap_mcbsp_io_type_t io_type);
+/* McBSP signal muxing API */
+void omap2_mcbsp1_mux_clkr_src(u8 mux);
+void omap2_mcbsp1_mux_fsr_src(u8 mux);
+
#ifdef CONFIG_ARCH_OMAP3
/* Sidetone specific API */
int omap_st_set_chgain(unsigned int id, int channel, s16 chgain);