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/*
* isph3a.h
*
* TI OMAP3 ISP - H3A AF module
*
* Copyright (C) 2010 Nokia Corporation
* Copyright (C) 2009 Texas Instruments, Inc.
*
* Contacts: David Cohen <dacohen@gmail.com>
* Laurent Pinchart <laurent.pinchart@ideasonboard.com>
* Sakari Ailus <sakari.ailus@iki.fi>
*
* 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 OMAP3_ISP_H3A_H
#define OMAP3_ISP_H3A_H
#include <linux/omap3isp.h>
/*
* ----------
* -H3A AEWB-
* ----------
*/
#define AEWB_PACKET_SIZE 16
#define AEWB_SATURATION_LIMIT 0x3ff
/* Flags for changed registers */
#define PCR_CHNG (1 << 0)
#define AEWWIN1_CHNG (1 << 1)
#define AEWINSTART_CHNG (1 << 2)
#define AEWINBLK_CHNG (1 << 3)
#define AEWSUBWIN_CHNG (1 << 4)
#define PRV_WBDGAIN_CHNG (1 << 5)
#define PRV_WBGAIN_CHNG (1 << 6)
/* ISPH3A REGISTERS bits */
#define ISPH3A_PCR_AF_EN (1 << 0)
#define ISPH3A_PCR_AF_ALAW_EN (1 << 1)
#define ISPH3A_PCR_AF_MED_EN (1 << 2)
#define ISPH3A_PCR_AF_BUSY (1 << 15)
#define ISPH3A_PCR_AEW_EN (1 << 16)
#define ISPH3A_PCR_AEW_ALAW_EN (1 << 17)
#define ISPH3A_PCR_AEW_BUSY (1 << 18)
#define ISPH3A_PCR_AEW_MASK (ISPH3A_PCR_AEW_ALAW_EN | \
ISPH3A_PCR_AEW_AVE2LMT_MASK)
/*
* --------
* -H3A AF-
* --------
*/
/* Peripheral Revision */
#define AFPID 0x0
#define AFCOEF_OFFSET 0x00000004 /* COEF base address */
/* PCR fields */
#define AF_BUSYAF (1 << 15)
#define AF_FVMODE (1 << 14)
#define AF_RGBPOS (0x7 << 11)
#define AF_MED_TH (0xFF << 3)
#define AF_MED_EN (1 << 2)
#define AF_ALAW_EN (1 << 1)
#define AF_EN (1 << 0)
#define AF_PCR_MASK (AF_FVMODE | AF_RGBPOS | AF_MED_TH | \
AF_MED_EN | AF_ALAW_EN)
/* AFPAX1 fields */
#define AF_PAXW (0x7F << 16)
#define AF_PAXH 0x7F
/* AFPAX2 fields */
#define AF_AFINCV (0xF << 13)
#define AF_PAXVC (0x7F << 6)
#define AF_PAXHC 0x3F
/* AFPAXSTART fields */
#define AF_PAXSH (0xFFF<<16)
#define AF_PAXSV 0xFFF
/* COEFFICIENT MASK */
#define AF_COEF_MASK0 0xFFF
#define AF_COEF_MASK1 (0xFFF<<16)
/* BIT SHIFTS */
#define AF_RGBPOS_SHIFT 11
#define AF_MED_TH_SHIFT 3
#define AF_PAXW_SHIFT 16
#define AF_LINE_INCR_SHIFT 13
#define AF_VT_COUNT_SHIFT 6
#define AF_HZ_START_SHIFT 16
#define AF_COEF_SHIFT 16
/* Init and cleanup functions */
int omap3isp_h3a_aewb_init(struct isp_device *isp);
int omap3isp_h3a_af_init(struct isp_device *isp);
void omap3isp_h3a_aewb_cleanup(struct isp_device *isp);
void omap3isp_h3a_af_cleanup(struct isp_device *isp);
#endif /* OMAP3_ISP_H3A_H */
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