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 "sun8i_csc.h" 18 #include "sunxi_engine.h" 19 20 #define SUN8I_MIXER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1)) 21 #define SUN8I_MIXER_COORD(x, y) ((y) << 16 | (x)) 22 23 #define SUN8I_MIXER_GLOBAL_CTL 0x0 24 #define SUN8I_MIXER_GLOBAL_STATUS 0x4 25 #define SUN8I_MIXER_GLOBAL_DBUFF 0x8 26 #define SUN8I_MIXER_GLOBAL_SIZE 0xc 27 28 #define SUN8I_MIXER_GLOBAL_CTL_RT_EN BIT(0) 29 30 #define SUN8I_MIXER_GLOBAL_DBUFF_ENABLE BIT(0) 31 32 #define DE2_MIXER_UNIT_SIZE 0x6000 33 #define DE3_MIXER_UNIT_SIZE 0x3000 34 35 #define DE2_BLD_BASE 0x1000 36 #define DE2_CH_BASE 0x2000 37 #define DE2_CH_SIZE 0x1000 38 39 #define DE3_BLD_BASE 0x0800 40 #define DE3_CH_BASE 0x1000 41 #define DE3_CH_SIZE 0x0800 42 43 #define SUN8I_MIXER_BLEND_PIPE_CTL(base) ((base) + 0) 44 #define SUN8I_MIXER_BLEND_ATTR_FCOLOR(base, x) ((base) + 0x4 + 0x10 * (x)) 45 #define SUN8I_MIXER_BLEND_ATTR_INSIZE(base, x) ((base) + 0x8 + 0x10 * (x)) 46 #define SUN8I_MIXER_BLEND_ATTR_COORD(base, x) ((base) + 0xc + 0x10 * (x)) 47 #define SUN8I_MIXER_BLEND_ROUTE(base) ((base) + 0x80) 48 #define SUN8I_MIXER_BLEND_PREMULTIPLY(base) ((base) + 0x84) 49 #define SUN8I_MIXER_BLEND_BKCOLOR(base) ((base) + 0x88) 50 #define SUN8I_MIXER_BLEND_OUTSIZE(base) ((base) + 0x8c) 51 #define SUN8I_MIXER_BLEND_MODE(base, x) ((base) + 0x90 + 0x04 * (x)) 52 #define SUN8I_MIXER_BLEND_CK_CTL(base) ((base) + 0xb0) 53 #define SUN8I_MIXER_BLEND_CK_CFG(base) ((base) + 0xb4) 54 #define SUN8I_MIXER_BLEND_CK_MAX(base, x) ((base) + 0xc0 + 0x04 * (x)) 55 #define SUN8I_MIXER_BLEND_CK_MIN(base, x) ((base) + 0xe0 + 0x04 * (x)) 56 #define SUN8I_MIXER_BLEND_OUTCTL(base) ((base) + 0xfc) 57 #define SUN50I_MIXER_BLEND_CSC_CTL(base) ((base) + 0x100) 58 #define SUN50I_MIXER_BLEND_CSC_COEFF(base, layer, x, y) \ 59 ((base) + 0x110 + (layer) * 0x30 + (x) * 0x10 + 4 * (y)) 60 #define SUN50I_MIXER_BLEND_CSC_CONST(base, layer, i) \ 61 ((base) + 0x110 + (layer) * 0x30 + (i) * 0x10 + 0x0c) 62 63 #define SUN8I_MIXER_BLEND_PIPE_CTL_EN_MSK GENMASK(12, 8) 64 #define SUN8I_MIXER_BLEND_PIPE_CTL_EN(pipe) BIT(8 + pipe) 65 #define SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(pipe) BIT(pipe) 66 67 /* colors are always in AARRGGBB format */ 68 #define SUN8I_MIXER_BLEND_COLOR_BLACK 0xff000000 69 /* The following numbers are some still unknown magic numbers */ 70 #define SUN8I_MIXER_BLEND_MODE_DEF 0x03010301 71 72 #define SUN8I_MIXER_BLEND_ROUTE_PIPE_MSK(n) (0xf << ((n) << 2)) 73 #define SUN8I_MIXER_BLEND_ROUTE_PIPE_SHIFT(n) ((n) << 2) 74 75 #define SUN8I_MIXER_BLEND_OUTCTL_INTERLACED BIT(1) 76 77 #define SUN50I_MIXER_BLEND_CSC_CTL_EN(ch) BIT(ch) 78 #define SUN50I_MIXER_BLEND_CSC_CONST_VAL(d, c) (((d) << 16) | ((c) & 0xffff)) 79 80 #define SUN8I_MIXER_FBFMT_ARGB8888 0 81 #define SUN8I_MIXER_FBFMT_ABGR8888 1 82 #define SUN8I_MIXER_FBFMT_RGBA8888 2 83 #define SUN8I_MIXER_FBFMT_BGRA8888 3 84 #define SUN8I_MIXER_FBFMT_XRGB8888 4 85 #define SUN8I_MIXER_FBFMT_XBGR8888 5 86 #define SUN8I_MIXER_FBFMT_RGBX8888 6 87 #define SUN8I_MIXER_FBFMT_BGRX8888 7 88 #define SUN8I_MIXER_FBFMT_RGB888 8 89 #define SUN8I_MIXER_FBFMT_BGR888 9 90 #define SUN8I_MIXER_FBFMT_RGB565 10 91 #define SUN8I_MIXER_FBFMT_BGR565 11 92 #define SUN8I_MIXER_FBFMT_ARGB4444 12 93 #define SUN8I_MIXER_FBFMT_ABGR4444 13 94 #define SUN8I_MIXER_FBFMT_RGBA4444 14 95 #define SUN8I_MIXER_FBFMT_BGRA4444 15 96 #define SUN8I_MIXER_FBFMT_ARGB1555 16 97 #define SUN8I_MIXER_FBFMT_ABGR1555 17 98 #define SUN8I_MIXER_FBFMT_RGBA5551 18 99 #define SUN8I_MIXER_FBFMT_BGRA5551 19 100 101 #define SUN8I_MIXER_FBFMT_YUYV 0 102 #define SUN8I_MIXER_FBFMT_UYVY 1 103 #define SUN8I_MIXER_FBFMT_YVYU 2 104 #define SUN8I_MIXER_FBFMT_VYUY 3 105 #define SUN8I_MIXER_FBFMT_NV16 4 106 #define SUN8I_MIXER_FBFMT_NV61 5 107 #define SUN8I_MIXER_FBFMT_YUV422 6 108 /* format 7 doesn't exist */ 109 #define SUN8I_MIXER_FBFMT_NV12 8 110 #define SUN8I_MIXER_FBFMT_NV21 9 111 #define SUN8I_MIXER_FBFMT_YUV420 10 112 /* format 11 doesn't exist */ 113 /* format 12 is semi-planar YUV411 UVUV */ 114 /* format 13 is semi-planar YUV411 VUVU */ 115 #define SUN8I_MIXER_FBFMT_YUV411 14 116 117 /* 118 * Sub-engines listed bellow are unused for now. The EN registers are here only 119 * to be used to disable these sub-engines. 120 */ 121 #define SUN8I_MIXER_FCE_EN 0xa0000 122 #define SUN8I_MIXER_BWS_EN 0xa2000 123 #define SUN8I_MIXER_LTI_EN 0xa4000 124 #define SUN8I_MIXER_PEAK_EN 0xa6000 125 #define SUN8I_MIXER_ASE_EN 0xa8000 126 #define SUN8I_MIXER_FCC_EN 0xaa000 127 #define SUN8I_MIXER_DCSC_EN 0xb0000 128 129 #define SUN50I_MIXER_FCE_EN 0x70000 130 #define SUN50I_MIXER_PEAK_EN 0x70800 131 #define SUN50I_MIXER_LCTI_EN 0x71000 132 #define SUN50I_MIXER_BLS_EN 0x71800 133 #define SUN50I_MIXER_FCC_EN 0x72000 134 #define SUN50I_MIXER_DNS_EN 0x80000 135 #define SUN50I_MIXER_DRC_EN 0xa0000 136 #define SUN50I_MIXER_FMT_EN 0xa8000 137 #define SUN50I_MIXER_CDC0_EN 0xd0000 138 #define SUN50I_MIXER_CDC1_EN 0xd8000 139 140 struct de2_fmt_info { 141 u32 drm_fmt; 142 u32 de2_fmt; 143 bool rgb; 144 enum sun8i_csc_mode csc; 145 }; 146 147 /** 148 * struct sun8i_mixer_cfg - mixer HW configuration 149 * @vi_num: number of VI channels 150 * @ui_num: number of UI channels 151 * @scaler_mask: bitmask which tells which channel supports scaling 152 * First, scaler supports for VI channels is defined and after that, scaler 153 * support for UI channels. For example, if mixer has 2 VI channels without 154 * scaler and 2 UI channels with scaler, bitmask would be 0xC. 155 * @ccsc: select set of CCSC base addresses 156 * Set value to 0 if this is first mixer or second mixer with VEP support. 157 * Set value to 1 if this is second mixer without VEP support. Other values 158 * are invalid. 159 * @mod_rate: module clock rate that needs to be set in order to have 160 * a functional block. 161 * @is_de3: true, if this is next gen display engine 3.0, false otherwise. 162 * @scaline_yuv: size of a scanline for VI scaler for YUV formats. 163 */ 164 struct sun8i_mixer_cfg { 165 int vi_num; 166 int ui_num; 167 int scaler_mask; 168 int ccsc; 169 unsigned long mod_rate; 170 unsigned int is_de3 : 1; 171 unsigned int scanline_yuv; 172 }; 173 174 struct sun8i_mixer { 175 struct sunxi_engine engine; 176 177 const struct sun8i_mixer_cfg *cfg; 178 179 struct reset_control *reset; 180 181 struct clk *bus_clk; 182 struct clk *mod_clk; 183 }; 184 185 static inline struct sun8i_mixer * 186 engine_to_sun8i_mixer(struct sunxi_engine *engine) 187 { 188 return container_of(engine, struct sun8i_mixer, engine); 189 } 190 191 static inline u32 192 sun8i_blender_base(struct sun8i_mixer *mixer) 193 { 194 return mixer->cfg->is_de3 ? DE3_BLD_BASE : DE2_BLD_BASE; 195 } 196 197 static inline u32 198 sun8i_channel_base(struct sun8i_mixer *mixer, int channel) 199 { 200 if (mixer->cfg->is_de3) 201 return DE3_CH_BASE + channel * DE3_CH_SIZE; 202 else 203 return DE2_CH_BASE + channel * DE2_CH_SIZE; 204 } 205 206 const struct de2_fmt_info *sun8i_mixer_format_info(u32 format); 207 #endif /* _SUN8I_MIXER_H_ */ 208