V4L/DVB (13040): V4L2: Add a v4l2-subdev (soc-camera) driver for OmniVision OV9640 sensor

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 209 insertions, 0 deletions

diff --git a/drivers/media/video/ov9640.h b/drivers/media/video/ov9640.h
new file mode 100644
index 000000000000..f8a51b70792e
--- /dev/null
+++ b/drivers/media/video/ov9640.h
@@ -0,0 +1,209 @@
+/*
+ * OmniVision OV96xx Camera Header File
+ *
+ * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __DRIVERS_MEDIA_VIDEO_OV9640_H__
+#define __DRIVERS_MEDIA_VIDEO_OV9640_H__
+
+/* Register definitions */
+#define OV9640_GAIN     0x00
+#define OV9640_BLUE     0x01
+#define OV9640_RED      0x02
+#define OV9640_VFER     0x03
+#define OV9640_COM1     0x04
+#define OV9640_BAVE     0x05
+#define OV9640_GEAVE    0x06
+#define OV9640_RSID     0x07
+#define OV9640_RAVE     0x08
+#define OV9640_COM2     0x09
+#define OV9640_PID      0x0a
+#define OV9640_VER      0x0b
+#define OV9640_COM3     0x0c
+#define OV9640_COM4     0x0d
+#define OV9640_COM5     0x0e
+#define OV9640_COM6     0x0f
+#define OV9640_AECH     0x10
+#define OV9640_CLKRC    0x11
+#define OV9640_COM7     0x12
+#define OV9640_COM8     0x13
+#define OV9640_COM9     0x14
+#define OV9640_COM10    0x15
+/* 0x16 - RESERVED */
+#define OV9640_HSTART   0x17
+#define OV9640_HSTOP    0x18
+#define OV9640_VSTART   0x19
+#define OV9640_VSTOP    0x1a
+#define OV9640_PSHFT    0x1b
+#define OV9640_MIDH     0x1c
+#define OV9640_MIDL     0x1d
+#define OV9640_MVFP     0x1e
+#define OV9640_LAEC     0x1f
+#define OV9640_BOS      0x20
+#define OV9640_GBOS     0x21
+#define OV9640_GROS     0x22
+#define OV9640_ROS      0x23
+#define OV9640_AEW      0x24
+#define OV9640_AEB      0x25
+#define OV9640_VPT      0x26
+#define OV9640_BBIAS    0x27
+#define OV9640_GBBIAS   0x28
+/* 0x29 - RESERVED */
+#define OV9640_EXHCH    0x2a
+#define OV9640_EXHCL    0x2b
+#define OV9640_RBIAS    0x2c
+#define OV9640_ADVFL    0x2d
+#define OV9640_ADVFH    0x2e
+#define OV9640_YAVE     0x2f
+#define OV9640_HSYST    0x30
+#define OV9640_HSYEN    0x31
+#define OV9640_HREF     0x32
+#define OV9640_CHLF     0x33
+#define OV9640_ARBLM    0x34
+/* 0x35..0x36 - RESERVED */
+#define OV9640_ADC      0x37
+#define OV9640_ACOM     0x38
+#define OV9640_OFON     0x39
+#define OV9640_TSLB     0x3a
+#define OV9640_COM11    0x3b
+#define OV9640_COM12    0x3c
+#define OV9640_COM13    0x3d
+#define OV9640_COM14    0x3e
+#define OV9640_EDGE     0x3f
+#define OV9640_COM15    0x40
+#define OV9640_COM16    0x41
+#define OV9640_COM17    0x42
+/* 0x43..0x4e - RESERVED */
+#define OV9640_MTX1     0x4f
+#define OV9640_MTX2     0x50
+#define OV9640_MTX3     0x51
+#define OV9640_MTX4     0x52
+#define OV9640_MTX5     0x53
+#define OV9640_MTX6     0x54
+#define OV9640_MTX7     0x55
+#define OV9640_MTX8     0x56
+#define OV9640_MTX9     0x57
+#define OV9640_MTXS     0x58
+/* 0x59..0x61 - RESERVED */
+#define OV9640_LCC1     0x62
+#define OV9640_LCC2     0x63
+#define OV9640_LCC3     0x64
+#define OV9640_LCC4     0x65
+#define OV9640_LCC5     0x66
+#define OV9640_MANU     0x67
+#define OV9640_MANV     0x68
+#define OV9640_HV       0x69
+#define OV9640_MBD      0x6a
+#define OV9640_DBLV     0x6b
+#define OV9640_GSP      0x6c    /* ... till 0x7b */
+#define OV9640_GST      0x7c    /* ... till 0x8a */
+
+#define OV9640_CLKRC_DPLL_EN    0x80
+#define OV9640_CLKRC_DIRECT     0x40
+#define OV9640_CLKRC_DIV(x)     ((x) & 0x3f)
+
+#define OV9640_PSHFT_VAL(x)     ((x) & 0xff)
+
+#define OV9640_ACOM_2X_ANALOG   0x80
+#define OV9640_ACOM_RSVD        0x12
+
+#define OV9640_MVFP_V           0x10
+#define OV9640_MVFP_H           0x20
+
+#define OV9640_COM1_HREF_NOSKIP 0x00
+#define OV9640_COM1_HREF_2SKIP  0x04
+#define OV9640_COM1_HREF_3SKIP  0x08
+#define OV9640_COM1_QQFMT       0x20
+
+#define OV9640_COM2_SSM         0x10
+
+#define OV9640_COM3_VP          0x04
+
+#define OV9640_COM4_QQ_VP       0x80
+#define OV9640_COM4_RSVD        0x40
+
+#define OV9640_COM5_SYSCLK      0x80
+#define OV9640_COM5_LONGEXP     0x01
+
+#define OV9640_COM6_OPT_BLC     0x40
+#define OV9640_COM6_ADBLC_BIAS  0x08
+#define OV9640_COM6_FMT_RST     0x82
+#define OV9640_COM6_ADBLC_OPTEN 0x01
+
+#define OV9640_COM7_RAW_RGB     0x01
+#define OV9640_COM7_RGB         0x04
+#define OV9640_COM7_QCIF        0x08
+#define OV9640_COM7_QVGA        0x10
+#define OV9640_COM7_CIF         0x20
+#define OV9640_COM7_VGA         0x40
+#define OV9640_COM7_SCCB_RESET  0x80
+
+#define OV9640_TSLB_YVYU_YUYV   0x04
+#define OV9640_TSLB_YUYV_UYVY   0x08
+
+#define OV9640_COM12_YUV_AVG    0x04
+#define OV9640_COM12_RSVD       0x40
+
+#define OV9640_COM13_GAMMA_NONE 0x00
+#define OV9640_COM13_GAMMA_Y    0x40
+#define OV9640_COM13_GAMMA_RAW  0x80
+#define OV9640_COM13_RGB_AVG    0x20
+#define OV9640_COM13_MATRIX_EN  0x10
+#define OV9640_COM13_Y_DELAY_EN 0x08
+#define OV9640_COM13_YUV_DLY(x) ((x) & 0x07)
+
+#define OV9640_COM15_OR_00FF    0x00
+#define OV9640_COM15_OR_01FE    0x40
+#define OV9640_COM15_OR_10F0    0xc0
+#define OV9640_COM15_RGB_NORM   0x00
+#define OV9640_COM15_RGB_565    0x10
+#define OV9640_COM15_RGB_555    0x30
+
+#define OV9640_COM16_RB_AVG     0x01
+
+/* IDs */
+#define OV9640_V2               0x9648
+#define OV9640_V3               0x9649
+#define VERSION(pid, ver)       (((pid) << 8) | ((ver) & 0xFF))
+
+/* supported resolutions */
+enum {
+        W_QQCIF = 88,
+        W_QQVGA = 160,
+        W_QCIF  = 176,
+        W_QVGA  = 320,
+        W_CIF   = 352,
+        W_VGA   = 640,
+        W_SXGA  = 1280
+};
+#define H_SXGA  960
+
+/* Misc. structures */
+struct ov9640_reg_alt {
+        u8      com7;
+        u8      com12;
+        u8      com13;
+        u8      com15;
+};
+
+struct ov9640_reg {
+        u8      reg;
+        u8      val;
+};
+
+struct ov9640_priv {
+        struct v4l2_subdev              subdev;
+
+        int                             model;
+        int                             revision;
+
+        bool                            flag_vflip;
+        bool                            flag_hflip;
+};
+
+#endif  /* __DRIVERS_MEDIA_VIDEO_OV9640_H__ */