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path: root/drivers/media/usb/au0828/au0828-reg.h
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Diffstat (limited to 'drivers/media/usb/au0828/au0828-reg.h')
-rw-r--r--drivers/media/usb/au0828/au0828-reg.h66
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/media/usb/au0828/au0828-reg.h b/drivers/media/usb/au0828/au0828-reg.h
new file mode 100644
index 000000000000..2140f4cfb645
--- /dev/null
+++ b/drivers/media/usb/au0828/au0828-reg.h
@@ -0,0 +1,66 @@
+/*
+ * Driver for the Auvitek USB bridge
+ *
+ * Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/* We'll start to rename these registers once we have a better
+ * understanding of their meaning.
+ */
+#define REG_000 0x000
+#define REG_001 0x001
+#define REG_002 0x002
+#define REG_003 0x003
+
+#define AU0828_SENSORCTRL_100 0x100
+#define AU0828_SENSORCTRL_VBI_103 0x103
+
+/* I2C registers */
+#define AU0828_I2C_TRIGGER_200 0x200
+#define AU0828_I2C_STATUS_201 0x201
+#define AU0828_I2C_CLK_DIVIDER_202 0x202
+#define AU0828_I2C_DEST_ADDR_203 0x203
+#define AU0828_I2C_WRITE_FIFO_205 0x205
+#define AU0828_I2C_READ_FIFO_209 0x209
+#define AU0828_I2C_MULTIBYTE_MODE_2FF 0x2ff
+
+/* Audio registers */
+#define AU0828_AUDIOCTRL_50C 0x50C
+
+#define REG_600 0x600
+
+/*********************************************************************/
+/* Here are constants for values associated with the above registers */
+
+/* I2C Trigger (Reg 0x200) */
+#define AU0828_I2C_TRIGGER_WRITE 0x01
+#define AU0828_I2C_TRIGGER_READ 0x20
+#define AU0828_I2C_TRIGGER_HOLD 0x40
+
+/* I2C Status (Reg 0x201) */
+#define AU0828_I2C_STATUS_READ_DONE 0x01
+#define AU0828_I2C_STATUS_NO_READ_ACK 0x02
+#define AU0828_I2C_STATUS_WRITE_DONE 0x04
+#define AU0828_I2C_STATUS_NO_WRITE_ACK 0x08
+#define AU0828_I2C_STATUS_BUSY 0x10
+
+/* I2C Clock Divider (Reg 0x202) */
+#define AU0828_I2C_CLK_250KHZ 0x07
+#define AU0828_I2C_CLK_100KHZ 0x14
+#define AU0828_I2C_CLK_30KHZ 0x40
+#define AU0828_I2C_CLK_20KHZ 0x60