1 /* 2 * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io> 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 of 7 * the License, or (at your option) any later version. 8 */ 9 10 #ifndef _SUN8I_MIXER_H_ 11 #define _SUN8I_MIXER_H_ 12 13 #include <linux/clk.h> 14 #include <linux/regmap.h> 15 #include <linux/reset.h> 16 17 #include "sunxi_engine.h" 18 19 #define SUN8I_MIXER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1)) 20 #define SUN8I_MIXER_COORD(x, y) ((y) << 16 | (x)) 21 22 #define SUN8I_MIXER_GLOBAL_CTL 0x0 23 #define SUN8I_MIXER_GLOBAL_STATUS 0x4 24 #define SUN8I_MIXER_GLOBAL_DBUFF 0x8 25 #define SUN8I_MIXER_GLOBAL_SIZE 0xc 26 27 #define SUN8I_MIXER_GLOBAL_CTL_RT_EN BIT(0) 28 29 #define SUN8I_MIXER_GLOBAL_DBUFF_ENABLE BIT(0) 30 31 #define SUN8I_MIXER_BLEND_PIPE_CTL 0x1000 32 #define SUN8I_MIXER_BLEND_ATTR_FCOLOR(x) (0x1004 + 0x10 * (x) + 0x0) 33 #define SUN8I_MIXER_BLEND_ATTR_INSIZE(x) (0x1004 + 0x10 * (x) + 0x4) 34 #define SUN8I_MIXER_BLEND_ATTR_COORD(x) (0x1004 + 0x10 * (x) + 0x8) 35 #define SUN8I_MIXER_BLEND_ROUTE 0x1080 36 #define SUN8I_MIXER_BLEND_PREMULTIPLY 0x1084 37 #define SUN8I_MIXER_BLEND_BKCOLOR 0x1088 38 #define SUN8I_MIXER_BLEND_OUTSIZE 0x108c 39 #define SUN8I_MIXER_BLEND_MODE(x) (0x1090 + 0x04 * (x)) 40 #define SUN8I_MIXER_BLEND_CK_CTL 0x10b0 41 #define SUN8I_MIXER_BLEND_CK_CFG 0x10b4 42 #define SUN8I_MIXER_BLEND_CK_MAX(x) (0x10c0 + 0x04 * (x)) 43 #define SUN8I_MIXER_BLEND_CK_MIN(x) (0x10e0 + 0x04 * (x)) 44 #define SUN8I_MIXER_BLEND_OUTCTL 0x10fc 45 46 #define SUN8I_MIXER_BLEND_PIPE_CTL_EN(pipe) BIT(8 + pipe) 47 #define SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(pipe) BIT(pipe) 48 /* colors are always in AARRGGBB format */ 49 #define SUN8I_MIXER_BLEND_COLOR_BLACK 0xff000000 50 /* The following numbers are some still unknown magic numbers */ 51 #define SUN8I_MIXER_BLEND_MODE_DEF 0x03010301 52 53 #define SUN8I_MIXER_BLEND_OUTCTL_INTERLACED BIT(1) 54 55 #define SUN8I_MIXER_FBFMT_ARGB8888 0 56 #define SUN8I_MIXER_FBFMT_ABGR8888 1 57 #define SUN8I_MIXER_FBFMT_RGBA8888 2 58 #define SUN8I_MIXER_FBFMT_BGRA8888 3 59 #define SUN8I_MIXER_FBFMT_XRGB8888 4 60 #define SUN8I_MIXER_FBFMT_XBGR8888 5 61 #define SUN8I_MIXER_FBFMT_RGBX8888 6 62 #define SUN8I_MIXER_FBFMT_BGRX8888 7 63 #define SUN8I_MIXER_FBFMT_RGB888 8 64 #define SUN8I_MIXER_FBFMT_BGR888 9 65 #define SUN8I_MIXER_FBFMT_RGB565 10 66 #define SUN8I_MIXER_FBFMT_BGR565 11 67 #define SUN8I_MIXER_FBFMT_ARGB4444 12 68 #define SUN8I_MIXER_FBFMT_ABGR4444 13 69 #define SUN8I_MIXER_FBFMT_RGBA4444 14 70 #define SUN8I_MIXER_FBFMT_BGRA4444 15 71 #define SUN8I_MIXER_FBFMT_ARGB1555 16 72 #define SUN8I_MIXER_FBFMT_ABGR1555 17 73 #define SUN8I_MIXER_FBFMT_RGBA5551 18 74 #define SUN8I_MIXER_FBFMT_BGRA5551 19 75 76 /* 77 * These sub-engines are still unknown now, the EN registers are here only to 78 * be used to disable these sub-engines. 79 */ 80 #define SUN8I_MIXER_FCE_EN 0xa0000 81 #define SUN8I_MIXER_BWS_EN 0xa2000 82 #define SUN8I_MIXER_LTI_EN 0xa4000 83 #define SUN8I_MIXER_PEAK_EN 0xa6000 84 #define SUN8I_MIXER_ASE_EN 0xa8000 85 #define SUN8I_MIXER_FCC_EN 0xaa000 86 #define SUN8I_MIXER_DCSC_EN 0xb0000 87 88 struct de2_fmt_info { 89 u32 drm_fmt; 90 u32 de2_fmt; 91 }; 92 93 /** 94 * struct sun8i_mixer_cfg - mixer HW configuration 95 * @vi_num: number of VI channels 96 * @ui_num: number of UI channels 97 * @scaler_mask: bitmask which tells which channel supports scaling 98 * First, scaler supports for VI channels is defined and after that, scaler 99 * support for UI channels. For example, if mixer has 2 VI channels without 100 * scaler and 2 UI channels with scaler, bitmask would be 0xC. 101 * @ccsc: select set of CCSC base addresses 102 * Set value to 0 if this is first mixer or second mixer with VEP support. 103 * Set value to 1 if this is second mixer without VEP support. Other values 104 * are invalid. 105 */ 106 struct sun8i_mixer_cfg { 107 int vi_num; 108 int ui_num; 109 int scaler_mask; 110 int ccsc; 111 }; 112 113 struct sun8i_mixer { 114 struct sunxi_engine engine; 115 116 const struct sun8i_mixer_cfg *cfg; 117 118 struct reset_control *reset; 119 120 struct clk *bus_clk; 121 struct clk *mod_clk; 122 }; 123 124 static inline struct sun8i_mixer * 125 engine_to_sun8i_mixer(struct sunxi_engine *engine) 126 { 127 return container_of(engine, struct sun8i_mixer, engine); 128 } 129 130 const struct de2_fmt_info *sun8i_mixer_format_info(u32 format); 131 #endif /* _SUN8I_MIXER_H_ */ 132