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-rw-r--r--arch/cris/include/uapi/asm/sync_serial.h132
1 files changed, 132 insertions, 0 deletions
diff --git a/arch/cris/include/uapi/asm/sync_serial.h b/arch/cris/include/uapi/asm/sync_serial.h
new file mode 100644
index 000000000000..7f827fea30e7
--- /dev/null
+++ b/arch/cris/include/uapi/asm/sync_serial.h
@@ -0,0 +1,132 @@
+/*
+ * ioctl defines for synchronous serial port driver
+ *
+ * Copyright (c) 2001-2003 Axis Communications AB
+ *
+ * Author: Mikael Starvik
+ *
+ */
+
+#ifndef SYNC_SERIAL_H
+#define SYNC_SERIAL_H
+
+#include <linux/ioctl.h>
+
+#define SSP_SPEED _IOR('S', 0, unsigned int)
+#define SSP_MODE _IOR('S', 1, unsigned int)
+#define SSP_FRAME_SYNC _IOR('S', 2, unsigned int)
+#define SSP_IPOLARITY _IOR('S', 3, unsigned int)
+#define SSP_OPOLARITY _IOR('S', 4, unsigned int)
+#define SSP_SPI _IOR('S', 5, unsigned int)
+#define SSP_INBUFCHUNK _IOR('S', 6, unsigned int)
+#define SSP_INPUT _IOR('S', 7, unsigned int)
+
+/* Values for SSP_SPEED */
+#define SSP150 0
+#define SSP300 1
+#define SSP600 2
+#define SSP1200 3
+#define SSP2400 4
+#define SSP4800 5
+#define SSP9600 6
+#define SSP19200 7
+#define SSP28800 8
+#define SSP57600 9
+#define SSP115200 10
+#define SSP230400 11
+#define SSP460800 12
+#define SSP921600 13
+#define SSP3125000 14
+#define CODEC 15
+#define CODEC_f32768 16
+
+#define FREQ_4MHz 0
+#define FREQ_2MHz 1
+#define FREQ_1MHz 2
+#define FREQ_512kHz 3
+#define FREQ_256kHz 4
+#define FREQ_128kHz 5
+#define FREQ_64kHz 6
+#define FREQ_32kHz 7
+/* FREQ_* with values where bit (value & 0x10) is set are */
+/* used for CODEC_f32768 */
+#define FREQ_4096kHz 16 /* CODEC_f32768 */
+
+/* Used by application to set CODEC divider, word rate and frame rate */
+#define CODEC_VAL(freq, clk_per_sync, sync_per_frame) \
+ ((CODEC + ((freq & 0x10) >> 4)) | (freq << 8) | \
+ (clk_per_sync << 16) | (sync_per_frame << 28))
+
+/* Used by driver to extract speed */
+#define GET_SPEED(x) (x & 0xff)
+#define GET_FREQ(x) ((x & 0xff00) >> 8)
+#define GET_WORD_RATE(x) (((x & 0x0fff0000) >> 16) - 1)
+#define GET_FRAME_RATE(x) (((x & 0xf0000000) >> 28) - 1)
+
+/* Values for SSP_MODE */
+#define MASTER_OUTPUT 0
+#define SLAVE_OUTPUT 1
+#define MASTER_INPUT 2
+#define SLAVE_INPUT 3
+#define MASTER_BIDIR 4
+#define SLAVE_BIDIR 5
+
+/* Values for SSP_FRAME_SYNC */
+#define NORMAL_SYNC 1
+#define EARLY_SYNC 2
+#define SECOND_WORD_SYNC 0x40000
+#define LATE_SYNC 0x80000
+
+#define BIT_SYNC 4
+#define WORD_SYNC 8
+#define EXTENDED_SYNC 0x10
+
+#define SYNC_OFF 0x20
+#define SYNC_ON 0x40
+#define WORD_SIZE_8 0x80
+#define WORD_SIZE_12 0x100
+#define WORD_SIZE_16 0x200
+#define WORD_SIZE_24 0x400
+#define WORD_SIZE_32 0x800
+#define BIT_ORDER_LSB 0x1000
+#define BIT_ORDER_MSB 0x2000
+#define FLOW_CONTROL_ENABLE 0x4000
+#define FLOW_CONTROL_DISABLE 0x8000
+#define CLOCK_GATED 0x10000
+#define CLOCK_NOT_GATED 0x20000
+
+/* Values for SSP_IPOLARITY and SSP_OPOLARITY */
+#define CLOCK_NORMAL 1
+#define CLOCK_INVERT 2
+#define CLOCK_INEGEDGE CLOCK_NORMAL
+#define CLOCK_IPOSEDGE CLOCK_INVERT
+#define FRAME_NORMAL 4
+#define FRAME_INVERT 8
+#define STATUS_NORMAL 0x10
+#define STATUS_INVERT 0x20
+
+/* Values for SSP_SPI */
+#define SPI_MASTER 0
+#define SPI_SLAVE 1
+
+/* Values for SSP_INBUFCHUNK */
+/* plain integer with the size of DMA chunks */
+
+/* To ensure that the timestamps are aligned with the data being read
+ * the read length MUST be a multiple of the length of the DMA buffers.
+ *
+ * Use a multiple of SSP_INPUT_CHUNK_SIZE defined below.
+ */
+#define SSP_INPUT_CHUNK_SIZE 256
+
+/* Request struct to pass through the ioctl interface to read
+ * data with timestamps.
+ */
+struct ssp_request {
+ char __user *buf; /* Where to put the data. */
+ size_t len; /* Size of buf. MUST be a multiple of */
+ /* SSP_INPUT_CHUNK_SIZE! */
+ struct timespec ts; /* The time the data was sampled. */
+};
+
+#endif