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-rw-r--r--arch/arm/plat-mxc/include/mach/audmux.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/include/mach/audmux.h b/arch/arm/plat-mxc/include/mach/audmux.h
new file mode 100644
index 00000000000..6fda788ed0e
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/audmux.h
@@ -0,0 +1,60 @@
+#ifndef __MACH_AUDMUX_H
+#define __MACH_AUDMUX_H
+
+#define MX27_AUDMUX_HPCR1_SSI0 0
+#define MX27_AUDMUX_HPCR2_SSI1 1
+#define MX27_AUDMUX_HPCR3_SSI_PINS_4 2
+#define MX27_AUDMUX_PPCR1_SSI_PINS_1 3
+#define MX27_AUDMUX_PPCR2_SSI_PINS_2 4
+#define MX27_AUDMUX_PPCR3_SSI_PINS_3 5
+
+#define MX31_AUDMUX_PORT1_SSI0 0
+#define MX31_AUDMUX_PORT2_SSI1 1
+#define MX31_AUDMUX_PORT3_SSI_PINS_3 2
+#define MX31_AUDMUX_PORT4_SSI_PINS_4 3
+#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_TXRXEN (1 << 10)
+#define MXC_AUDMUX_V1_PCR_SYN (1 << 12)
+#define MXC_AUDMUX_V1_PCR_RXDSEL(x) (((x) & 0x7) << 13)
+#define MXC_AUDMUX_V1_PCR_RFCSEL(x) (((x) & 0xf) << 20)
+#define MXC_AUDMUX_V1_PCR_RCLKDIR (1 << 24)
+#define MXC_AUDMUX_V1_PCR_RFSDIR (1 << 25)
+#define MXC_AUDMUX_V1_PCR_TFCSEL(x) (((x) & 0xf) << 26)
+#define MXC_AUDMUX_V1_PCR_TCLKDIR (1 << 30)
+#define MXC_AUDMUX_V1_PCR_TFSDIR (1 << 31)
+
+/* 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)
+#define MXC_AUDMUX_V2_PTCR_TCSEL(x) (((x) & 0xf) << 22)
+#define MXC_AUDMUX_V2_PTCR_RFSDIR (1 << 21)
+#define MXC_AUDMUX_V2_PTCR_RFSEL(x) (((x) & 0xf) << 17)
+#define MXC_AUDMUX_V2_PTCR_RCLKDIR (1 << 16)
+#define MXC_AUDMUX_V2_PTCR_RCSEL(x) (((x) & 0xf) << 12)
+#define MXC_AUDMUX_V2_PTCR_SYN (1 << 11)
+
+#define MXC_AUDMUX_V2_PDCR_RXDSEL(x) (((x) & 0x7) << 13)
+#define MXC_AUDMUX_V2_PDCR_TXRXEN (1 << 12)
+#define MXC_AUDMUX_V2_PDCR_MODE(x) (((x) & 0x3) << 8)
+#define MXC_AUDMUX_V2_PDCR_INMMASK(x) ((x) & 0xff)
+
+int mxc_audmux_v1_configure_port(unsigned int port, unsigned int pcr);
+
+int mxc_audmux_v2_configure_port(unsigned int port, unsigned int ptcr,
+ unsigned int pdcr);
+
+#endif /* __MACH_AUDMUX_H */