1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io> 4 */ 5 6 #ifndef _SUN8I_MIXER_H_ 7 #define _SUN8I_MIXER_H_ 8 9 #include <linux/clk.h> 10 #include <linux/regmap.h> 11 #include <linux/reset.h> 12 13 #include "sun8i_csc.h" 14 #include "sunxi_engine.h" 15 16 #define SUN8I_MIXER_SIZE(w, h) (((h) - 1) << 16 | ((w) - 1)) 17 #define SUN8I_MIXER_COORD(x, y) ((y) << 16 | (x)) 18 19 #define SUN8I_MIXER_GLOBAL_CTL 0x0 20 #define SUN8I_MIXER_GLOBAL_STATUS 0x4 21 #define SUN8I_MIXER_GLOBAL_DBUFF 0x8 22 #define SUN8I_MIXER_GLOBAL_SIZE 0xc 23 24 #define SUN8I_MIXER_GLOBAL_CTL_RT_EN BIT(0) 25 26 #define SUN8I_MIXER_GLOBAL_DBUFF_ENABLE BIT(0) 27 28 #define DE2_MIXER_UNIT_SIZE 0x6000 29 #define DE3_MIXER_UNIT_SIZE 0x3000 30 31 #define DE2_BLD_BASE 0x1000 32 #define DE2_CH_BASE 0x2000 33 #define DE2_CH_SIZE 0x1000 34 35 #define DE3_BLD_BASE 0x0800 36 #define DE3_CH_BASE 0x1000 37 #define DE3_CH_SIZE 0x0800 38 39 #define SUN8I_MIXER_BLEND_PIPE_CTL(base) ((base) + 0) 40 #define SUN8I_MIXER_BLEND_ATTR_FCOLOR(base, x) ((base) + 0x4 + 0x10 * (x)) 41 #define SUN8I_MIXER_BLEND_ATTR_INSIZE(base, x) ((base) + 0x8 + 0x10 * (x)) 42 #define SUN8I_MIXER_BLEND_ATTR_COORD(base, x) ((base) + 0xc + 0x10 * (x)) 43 #define SUN8I_MIXER_BLEND_ROUTE(base) ((base) + 0x80) 44 #define SUN8I_MIXER_BLEND_PREMULTIPLY(base) ((base) + 0x84) 45 #define SUN8I_MIXER_BLEND_BKCOLOR(base) ((base) + 0x88) 46 #define SUN8I_MIXER_BLEND_OUTSIZE(base) ((base) + 0x8c) 47 #define SUN8I_MIXER_BLEND_MODE(base, x) ((base) + 0x90 + 0x04 * (x)) 48 #define SUN8I_MIXER_BLEND_CK_CTL(base) ((base) + 0xb0) 49 #define SUN8I_MIXER_BLEND_CK_CFG(base) ((base) + 0xb4) 50 #define SUN8I_MIXER_BLEND_CK_MAX(base, x) ((base) + 0xc0 + 0x04 * (x)) 51 #define SUN8I_MIXER_BLEND_CK_MIN(base, x) ((base) + 0xe0 + 0x04 * (x)) 52 #define SUN8I_MIXER_BLEND_OUTCTL(base) ((base) + 0xfc) 53 #define SUN50I_MIXER_BLEND_CSC_CTL(base) ((base) + 0x100) 54 #define SUN50I_MIXER_BLEND_CSC_COEFF(base, layer, x, y) \ 55 ((base) + 0x110 + (layer) * 0x30 + (x) * 0x10 + 4 * (y)) 56 #define SUN50I_MIXER_BLEND_CSC_CONST(base, layer, i) \ 57 ((base) + 0x110 + (layer) * 0x30 + (i) * 0x10 + 0x0c) 58 59 #define SUN8I_MIXER_BLEND_PIPE_CTL_EN_MSK GENMASK(12, 8) 60 #define SUN8I_MIXER_BLEND_PIPE_CTL_EN(pipe) BIT(8 + pipe) 61 #define SUN8I_MIXER_BLEND_PIPE_CTL_FC_EN(pipe) BIT(pipe) 62 63 /* colors are always in AARRGGBB format */ 64 #define SUN8I_MIXER_BLEND_COLOR_BLACK 0xff000000 65 /* The following numbers are some still unknown magic numbers */ 66 #define SUN8I_MIXER_BLEND_MODE_DEF 0x03010301 67 68 #define SUN8I_MIXER_BLEND_ROUTE_PIPE_MSK(n) (0xf << ((n) << 2)) 69 #define SUN8I_MIXER_BLEND_ROUTE_PIPE_SHIFT(n) ((n) << 2) 70 71 #define SUN8I_MIXER_BLEND_OUTCTL_INTERLACED BIT(1) 72 73 #define SUN50I_MIXER_BLEND_CSC_CTL_EN(ch) BIT(ch) 74 #define SUN50I_MIXER_BLEND_CSC_CONST_VAL(d, c) (((d) << 16) | ((c) & 0xffff)) 75 76 #define SUN8I_MIXER_FBFMT_ARGB8888 0 77 #define SUN8I_MIXER_FBFMT_ABGR8888 1 78 #define SUN8I_MIXER_FBFMT_RGBA8888 2 79 #define SUN8I_MIXER_FBFMT_BGRA8888 3 80 #define SUN8I_MIXER_FBFMT_XRGB8888 4 81 #define SUN8I_MIXER_FBFMT_XBGR8888 5 82 #define SUN8I_MIXER_FBFMT_RGBX8888 6 83 #define SUN8I_MIXER_FBFMT_BGRX8888 7 84 #define SUN8I_MIXER_FBFMT_RGB888 8 85 #define SUN8I_MIXER_FBFMT_BGR888 9 86 #define SUN8I_MIXER_FBFMT_RGB565 10 87 #define SUN8I_MIXER_FBFMT_BGR565 11 88 #define SUN8I_MIXER_FBFMT_ARGB4444 12 89 #define SUN8I_MIXER_FBFMT_ABGR4444 13 90 #define SUN8I_MIXER_FBFMT_RGBA4444 14 91 #define SUN8I_MIXER_FBFMT_BGRA4444 15 92 #define SUN8I_MIXER_FBFMT_ARGB1555 16 93 #define SUN8I_MIXER_FBFMT_ABGR1555 17 94 #define SUN8I_MIXER_FBFMT_RGBA5551 18 95 #define SUN8I_MIXER_FBFMT_BGRA5551 19 96 97 #define SUN8I_MIXER_FBFMT_YUYV 0 98 #define SUN8I_MIXER_FBFMT_UYVY 1 99 #define SUN8I_MIXER_FBFMT_YVYU 2 100 #define SUN8I_MIXER_FBFMT_VYUY 3 101 #define SUN8I_MIXER_FBFMT_NV16 4 102 #define SUN8I_MIXER_FBFMT_NV61 5 103 #define SUN8I_MIXER_FBFMT_YUV422 6 104 /* format 7 doesn't exist */ 105 #define SUN8I_MIXER_FBFMT_NV12 8 106 #define SUN8I_MIXER_FBFMT_NV21 9 107 #define SUN8I_MIXER_FBFMT_YUV420 10 108 /* format 11 doesn't exist */ 109 /* format 12 is semi-planar YUV411 UVUV */ 110 /* format 13 is semi-planar YUV411 VUVU */ 111 #define SUN8I_MIXER_FBFMT_YUV411 14 112 113 /* 114 * Sub-engines listed bellow are unused for now. The EN registers are here only 115 * to be used to disable these sub-engines. 116 */ 117 #define SUN8I_MIXER_FCE_EN 0xa0000 118 #define SUN8I_MIXER_BWS_EN 0xa2000 119 #define SUN8I_MIXER_LTI_EN 0xa4000 120 #define SUN8I_MIXER_PEAK_EN 0xa6000 121 #define SUN8I_MIXER_ASE_EN 0xa8000 122 #define SUN8I_MIXER_FCC_EN 0xaa000 123 #define SUN8I_MIXER_DCSC_EN 0xb0000 124 125 #define SUN50I_MIXER_FCE_EN 0x70000 126 #define SUN50I_MIXER_PEAK_EN 0x70800 127 #define SUN50I_MIXER_LCTI_EN 0x71000 128 #define SUN50I_MIXER_BLS_EN 0x71800 129 #define SUN50I_MIXER_FCC_EN 0x72000 130 #define SUN50I_MIXER_DNS_EN 0x80000 131 #define SUN50I_MIXER_DRC_EN 0xa0000 132 #define SUN50I_MIXER_FMT_EN 0xa8000 133 #define SUN50I_MIXER_CDC0_EN 0xd0000 134 #define SUN50I_MIXER_CDC1_EN 0xd8000 135 136 struct de2_fmt_info { 137 u32 drm_fmt; 138 u32 de2_fmt; 139 bool rgb; 140 enum sun8i_csc_mode csc; 141 }; 142 143 /** 144 * struct sun8i_mixer_cfg - mixer HW configuration 145 * @vi_num: number of VI channels 146 * @ui_num: number of UI channels 147 * @scaler_mask: bitmask which tells which channel supports scaling 148 * First, scaler supports for VI channels is defined and after that, scaler 149 * support for UI channels. For example, if mixer has 2 VI channels without 150 * scaler and 2 UI channels with scaler, bitmask would be 0xC. 151 * @ccsc: select set of CCSC base addresses 152 * Set value to 0 if this is first mixer or second mixer with VEP support. 153 * Set value to 1 if this is second mixer without VEP support. Other values 154 * are invalid. 155 * @mod_rate: module clock rate that needs to be set in order to have 156 * a functional block. 157 * @is_de3: true, if this is next gen display engine 3.0, false otherwise. 158 * @scaline_yuv: size of a scanline for VI scaler for YUV formats. 159 */ 160 struct sun8i_mixer_cfg { 161 int vi_num; 162 int ui_num; 163 int scaler_mask; 164 int ccsc; 165 unsigned long mod_rate; 166 unsigned int is_de3 : 1; 167 unsigned int scanline_yuv; 168 }; 169 170 struct sun8i_mixer { 171 struct sunxi_engine engine; 172 173 const struct sun8i_mixer_cfg *cfg; 174 175 struct reset_control *reset; 176 177 struct clk *bus_clk; 178 struct clk *mod_clk; 179 }; 180 181 static inline struct sun8i_mixer * 182 engine_to_sun8i_mixer(struct sunxi_engine *engine) 183 { 184 return container_of(engine, struct sun8i_mixer, engine); 185 } 186 187 static inline u32 188 sun8i_blender_base(struct sun8i_mixer *mixer) 189 { 190 return mixer->cfg->is_de3 ? DE3_BLD_BASE : DE2_BLD_BASE; 191 } 192 193 static inline u32 194 sun8i_channel_base(struct sun8i_mixer *mixer, int channel) 195 { 196 if (mixer->cfg->is_de3) 197 return DE3_CH_BASE + channel * DE3_CH_SIZE; 198 else 199 return DE2_CH_BASE + channel * DE2_CH_SIZE; 200 } 201 202 const struct de2_fmt_info *sun8i_mixer_format_info(u32 format); 203 #endif /* _SUN8I_MIXER_H_ */ 204