1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * isph3a.h 4 * 5 * TI OMAP3 ISP - H3A AF module 6 * 7 * Copyright (C) 2010 Nokia Corporation 8 * Copyright (C) 2009 Texas Instruments, Inc. 9 * 10 * Contacts: David Cohen <dacohen@gmail.com> 11 * Laurent Pinchart <laurent.pinchart@ideasonboard.com> 12 * Sakari Ailus <sakari.ailus@iki.fi> 13 */ 14 15 #ifndef OMAP3_ISP_H3A_H 16 #define OMAP3_ISP_H3A_H 17 18 #include <linux/omap3isp.h> 19 20 /* 21 * ---------- 22 * -H3A AEWB- 23 * ---------- 24 */ 25 26 #define AEWB_PACKET_SIZE 16 27 #define AEWB_SATURATION_LIMIT 0x3ff 28 29 /* Flags for changed registers */ 30 #define PCR_CHNG (1 << 0) 31 #define AEWWIN1_CHNG (1 << 1) 32 #define AEWINSTART_CHNG (1 << 2) 33 #define AEWINBLK_CHNG (1 << 3) 34 #define AEWSUBWIN_CHNG (1 << 4) 35 #define PRV_WBDGAIN_CHNG (1 << 5) 36 #define PRV_WBGAIN_CHNG (1 << 6) 37 38 /* ISPH3A REGISTERS bits */ 39 #define ISPH3A_PCR_AF_EN (1 << 0) 40 #define ISPH3A_PCR_AF_ALAW_EN (1 << 1) 41 #define ISPH3A_PCR_AF_MED_EN (1 << 2) 42 #define ISPH3A_PCR_AF_BUSY (1 << 15) 43 #define ISPH3A_PCR_AEW_EN (1 << 16) 44 #define ISPH3A_PCR_AEW_ALAW_EN (1 << 17) 45 #define ISPH3A_PCR_AEW_BUSY (1 << 18) 46 #define ISPH3A_PCR_AEW_MASK (ISPH3A_PCR_AEW_ALAW_EN | \ 47 ISPH3A_PCR_AEW_AVE2LMT_MASK) 48 49 /* 50 * -------- 51 * -H3A AF- 52 * -------- 53 */ 54 55 /* Peripheral Revision */ 56 #define AFPID 0x0 57 58 #define AFCOEF_OFFSET 0x00000004 /* COEF base address */ 59 60 /* PCR fields */ 61 #define AF_BUSYAF (1 << 15) 62 #define AF_FVMODE (1 << 14) 63 #define AF_RGBPOS (0x7 << 11) 64 #define AF_MED_TH (0xFF << 3) 65 #define AF_MED_EN (1 << 2) 66 #define AF_ALAW_EN (1 << 1) 67 #define AF_EN (1 << 0) 68 #define AF_PCR_MASK (AF_FVMODE | AF_RGBPOS | AF_MED_TH | \ 69 AF_MED_EN | AF_ALAW_EN) 70 71 /* AFPAX1 fields */ 72 #define AF_PAXW (0x7F << 16) 73 #define AF_PAXH 0x7F 74 75 /* AFPAX2 fields */ 76 #define AF_AFINCV (0xF << 13) 77 #define AF_PAXVC (0x7F << 6) 78 #define AF_PAXHC 0x3F 79 80 /* AFPAXSTART fields */ 81 #define AF_PAXSH (0xFFF<<16) 82 #define AF_PAXSV 0xFFF 83 84 /* COEFFICIENT MASK */ 85 #define AF_COEF_MASK0 0xFFF 86 #define AF_COEF_MASK1 (0xFFF<<16) 87 88 /* BIT SHIFTS */ 89 #define AF_RGBPOS_SHIFT 11 90 #define AF_MED_TH_SHIFT 3 91 #define AF_PAXW_SHIFT 16 92 #define AF_LINE_INCR_SHIFT 13 93 #define AF_VT_COUNT_SHIFT 6 94 #define AF_HZ_START_SHIFT 16 95 #define AF_COEF_SHIFT 16 96 97 /* Init and cleanup functions */ 98 int omap3isp_h3a_aewb_init(struct isp_device *isp); 99 int omap3isp_h3a_af_init(struct isp_device *isp); 100 101 void omap3isp_h3a_aewb_cleanup(struct isp_device *isp); 102 void omap3isp_h3a_af_cleanup(struct isp_device *isp); 103 104 #endif /* OMAP3_ISP_H3A_H */ 105