MX51: Add AUDMUX ports definitions

#define MX31_AUDMUX_PORT5_SSI_PINS_5	4

#define MX31_AUDMUX_PORT6_SSI_PINS_6	5

#define MX51_AUDMUX_PORT1_SSI0		0

#define MX51_AUDMUX_PORT2_SSI1		1

#define MX51_AUDMUX_PORT3		2

#define MX51_AUDMUX_PORT4		3

#define MX51_AUDMUX_PORT5		4

#define MX51_AUDMUX_PORT6		5

#define MX51_AUDMUX_PORT7		6

/* Register definitions for the i.MX21/27 Digital Audio Multiplexer */

#define MXC_AUDMUX_V1_PCR_INMMASK(x)	((x) & 0xff)

#define MXC_AUDMUX_V1_PCR_INMEN		(1 << 8)

#define MXC_AUDMUX_V1_PCR_TCLKDIR	(1 << 30)

#define MXC_AUDMUX_V1_PCR_TFSDIR	(1 << 31)

/* Register definitions for the i.MX25/31/35 Digital Audio Multiplexer */

/* Register definitions for the i.MX25/31/35/51 Digital Audio Multiplexer */

#define MXC_AUDMUX_V2_PTCR_TFSDIR	(1 << 31)

#define MXC_AUDMUX_V2_PTCR_TFSEL(x)	(((x) & 0xf) << 27)

#define MXC_AUDMUX_V2_PTCR_TCLKDIR	(1 << 26)