1 /* 2 * Copyright (C) 2012 Russell King 3 * Rewritten from the dovefb driver, and Armada510 manuals. 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License version 2 as 7 * published by the Free Software Foundation. 8 */ 9 #ifndef ARMADA_HW_H 10 #define ARMADA_HW_H 11 12 /* 13 * Note: the following registers are written from IRQ context: 14 * LCD_SPU_V_PORCH, LCD_SPU_ADV_REG, LCD_SPUT_V_H_TOTAL 15 * LCD_SPU_DMA_START_ADDR_[YUV][01], LCD_SPU_DMA_PITCH_YC, 16 * LCD_SPU_DMA_PITCH_UV, LCD_SPU_DMA_OVSA_HPXL_VLN, 17 * LCD_SPU_DMA_HPXL_VLN, LCD_SPU_DZM_HPXL_VLN, LCD_SPU_DMA_CTRL0 18 */ 19 enum { 20 LCD_SPU_ADV_REG = 0x0084, /* Armada 510 */ 21 LCD_SPU_DMA_START_ADDR_Y0 = 0x00c0, 22 LCD_SPU_DMA_START_ADDR_U0 = 0x00c4, 23 LCD_SPU_DMA_START_ADDR_V0 = 0x00c8, 24 LCD_CFG_DMA_START_ADDR_0 = 0x00cc, 25 LCD_SPU_DMA_START_ADDR_Y1 = 0x00d0, 26 LCD_SPU_DMA_START_ADDR_U1 = 0x00d4, 27 LCD_SPU_DMA_START_ADDR_V1 = 0x00d8, 28 LCD_CFG_DMA_START_ADDR_1 = 0x00dc, 29 LCD_SPU_DMA_PITCH_YC = 0x00e0, 30 LCD_SPU_DMA_PITCH_UV = 0x00e4, 31 LCD_SPU_DMA_OVSA_HPXL_VLN = 0x00e8, 32 LCD_SPU_DMA_HPXL_VLN = 0x00ec, 33 LCD_SPU_DZM_HPXL_VLN = 0x00f0, 34 LCD_CFG_GRA_START_ADDR0 = 0x00f4, 35 LCD_CFG_GRA_START_ADDR1 = 0x00f8, 36 LCD_CFG_GRA_PITCH = 0x00fc, 37 LCD_SPU_GRA_OVSA_HPXL_VLN = 0x0100, 38 LCD_SPU_GRA_HPXL_VLN = 0x0104, 39 LCD_SPU_GZM_HPXL_VLN = 0x0108, 40 LCD_SPU_HWC_OVSA_HPXL_VLN = 0x010c, 41 LCD_SPU_HWC_HPXL_VLN = 0x0110, 42 LCD_SPUT_V_H_TOTAL = 0x0114, 43 LCD_SPU_V_H_ACTIVE = 0x0118, 44 LCD_SPU_H_PORCH = 0x011c, 45 LCD_SPU_V_PORCH = 0x0120, 46 LCD_SPU_BLANKCOLOR = 0x0124, 47 LCD_SPU_ALPHA_COLOR1 = 0x0128, 48 LCD_SPU_ALPHA_COLOR2 = 0x012c, 49 LCD_SPU_COLORKEY_Y = 0x0130, 50 LCD_SPU_COLORKEY_U = 0x0134, 51 LCD_SPU_COLORKEY_V = 0x0138, 52 LCD_CFG_RDREG4F = 0x013c, /* Armada 510 */ 53 LCD_SPU_SPI_RXDATA = 0x0140, 54 LCD_SPU_ISA_RXDATA = 0x0144, 55 LCD_SPU_HWC_RDDAT = 0x0158, 56 LCD_SPU_GAMMA_RDDAT = 0x015c, 57 LCD_SPU_PALETTE_RDDAT = 0x0160, 58 LCD_SPU_IOPAD_IN = 0x0178, 59 LCD_CFG_RDREG5F = 0x017c, 60 LCD_SPU_SPI_CTRL = 0x0180, 61 LCD_SPU_SPI_TXDATA = 0x0184, 62 LCD_SPU_SMPN_CTRL = 0x0188, 63 LCD_SPU_DMA_CTRL0 = 0x0190, 64 LCD_SPU_DMA_CTRL1 = 0x0194, 65 LCD_SPU_SRAM_CTRL = 0x0198, 66 LCD_SPU_SRAM_WRDAT = 0x019c, 67 LCD_SPU_SRAM_PARA0 = 0x01a0, /* Armada 510 */ 68 LCD_SPU_SRAM_PARA1 = 0x01a4, 69 LCD_CFG_SCLK_DIV = 0x01a8, 70 LCD_SPU_CONTRAST = 0x01ac, 71 LCD_SPU_SATURATION = 0x01b0, 72 LCD_SPU_CBSH_HUE = 0x01b4, 73 LCD_SPU_DUMB_CTRL = 0x01b8, 74 LCD_SPU_IOPAD_CONTROL = 0x01bc, 75 LCD_SPU_IRQ_ENA = 0x01c0, 76 LCD_SPU_IRQ_ISR = 0x01c4, 77 }; 78 79 /* For LCD_SPU_ADV_REG */ 80 enum { 81 ADV_VSYNC_L_OFF = 0xfff << 20, 82 ADV_GRACOLORKEY = 1 << 19, 83 ADV_VIDCOLORKEY = 1 << 18, 84 ADV_HWC32BLEND = 1 << 15, 85 ADV_HWC32ARGB = 1 << 14, 86 ADV_HWC32ENABLE = 1 << 13, 87 ADV_VSYNCOFFEN = 1 << 12, 88 ADV_VSYNC_H_OFF = 0xfff << 0, 89 }; 90 91 enum { 92 CFG_565 = 0, 93 CFG_1555 = 1, 94 CFG_888PACK = 2, 95 CFG_X888 = 3, 96 CFG_8888 = 4, 97 CFG_422PACK = 5, 98 CFG_422 = 6, 99 CFG_420 = 7, 100 CFG_PSEUDO4 = 9, 101 CFG_PSEUDO8 = 10, 102 CFG_SWAPRB = 1 << 4, 103 CFG_SWAPUV = 1 << 3, 104 CFG_SWAPYU = 1 << 2, 105 CFG_YUV2RGB = 1 << 1, 106 }; 107 108 /* For LCD_SPU_DMA_CTRL0 */ 109 enum { 110 CFG_NOBLENDING = 1 << 31, 111 CFG_GAMMA_ENA = 1 << 30, 112 CFG_CBSH_ENA = 1 << 29, 113 CFG_PALETTE_ENA = 1 << 28, 114 CFG_ARBFAST_ENA = 1 << 27, 115 CFG_HWC_1BITMOD = 1 << 26, 116 CFG_HWC_1BITENA = 1 << 25, 117 CFG_HWC_ENA = 1 << 24, 118 CFG_DMAFORMAT = 0xf << 20, 119 #define CFG_DMA_FMT(x) ((x) << 20) 120 CFG_GRAFORMAT = 0xf << 16, 121 #define CFG_GRA_FMT(x) ((x) << 16) 122 #define CFG_GRA_MOD(x) ((x) << 8) 123 CFG_GRA_FTOGGLE = 1 << 15, 124 CFG_GRA_HSMOOTH = 1 << 14, 125 CFG_GRA_TSTMODE = 1 << 13, 126 CFG_GRA_ENA = 1 << 8, 127 #define CFG_DMA_MOD(x) ((x) << 0) 128 CFG_DMA_FTOGGLE = 1 << 7, 129 CFG_DMA_HSMOOTH = 1 << 6, 130 CFG_DMA_TSTMODE = 1 << 5, 131 CFG_DMA_ENA = 1 << 0, 132 }; 133 134 enum { 135 CKMODE_DISABLE = 0, 136 CKMODE_Y = 1, 137 CKMODE_U = 2, 138 CKMODE_RGB = 3, 139 CKMODE_V = 4, 140 CKMODE_R = 5, 141 CKMODE_G = 6, 142 CKMODE_B = 7, 143 }; 144 145 /* For LCD_SPU_DMA_CTRL1 */ 146 enum { 147 CFG_FRAME_TRIG = 1 << 31, 148 CFG_VSYNC_INV = 1 << 27, 149 CFG_CKMODE_MASK = 0x7 << 24, 150 #define CFG_CKMODE(x) ((x) << 24) 151 CFG_CARRY = 1 << 23, 152 CFG_GATED_CLK = 1 << 21, 153 CFG_PWRDN_ENA = 1 << 20, 154 CFG_DSCALE_MASK = 0x3 << 18, 155 CFG_DSCALE_NONE = 0x0 << 18, 156 CFG_DSCALE_HALF = 0x1 << 18, 157 CFG_DSCALE_QUAR = 0x2 << 18, 158 CFG_ALPHAM_MASK = 0x3 << 16, 159 CFG_ALPHAM_VIDEO = 0x0 << 16, 160 CFG_ALPHAM_GRA = 0x1 << 16, 161 CFG_ALPHAM_CFG = 0x2 << 16, 162 CFG_ALPHA_MASK = 0xff << 8, 163 #define CFG_ALPHA(x) ((x) << 8) 164 CFG_PIXCMD_MASK = 0xff, 165 }; 166 167 /* For LCD_SPU_SRAM_CTRL */ 168 enum { 169 SRAM_READ = 0 << 14, 170 SRAM_WRITE = 2 << 14, 171 SRAM_INIT = 3 << 14, 172 SRAM_HWC32_RAM1 = 0xc << 8, 173 SRAM_HWC32_RAM2 = 0xd << 8, 174 SRAM_HWC32_RAMR = SRAM_HWC32_RAM1, 175 SRAM_HWC32_RAMG = SRAM_HWC32_RAM2, 176 SRAM_HWC32_RAMB = 0xe << 8, 177 SRAM_HWC32_TRAN = 0xf << 8, 178 SRAM_HWC = 0xf << 8, 179 }; 180 181 /* For LCD_SPU_SRAM_PARA1 */ 182 enum { 183 CFG_CSB_256x32 = 1 << 15, /* cursor */ 184 CFG_CSB_256x24 = 1 << 14, /* palette */ 185 CFG_CSB_256x8 = 1 << 13, /* gamma */ 186 CFG_PDWN1920x32 = 1 << 8, /* Armada 510: power down vscale ram */ 187 CFG_PDWN256x32 = 1 << 7, /* power down cursor */ 188 CFG_PDWN256x24 = 1 << 6, /* power down palette */ 189 CFG_PDWN256x8 = 1 << 5, /* power down gamma */ 190 CFG_PDWNHWC = 1 << 4, /* Armada 510: power down all hwc ram */ 191 CFG_PDWN32x32 = 1 << 3, /* power down slave->smart ram */ 192 CFG_PDWN16x66 = 1 << 2, /* power down UV fifo */ 193 CFG_PDWN32x66 = 1 << 1, /* power down Y fifo */ 194 CFG_PDWN64x66 = 1 << 0, /* power down graphic fifo */ 195 }; 196 197 /* For LCD_CFG_SCLK_DIV */ 198 enum { 199 /* Armada 510 */ 200 SCLK_510_AXI = 0x0 << 30, 201 SCLK_510_EXTCLK0 = 0x1 << 30, 202 SCLK_510_PLL = 0x2 << 30, 203 SCLK_510_EXTCLK1 = 0x3 << 30, 204 SCLK_510_DIV_CHANGE = 1 << 29, 205 SCLK_510_FRAC_DIV_MASK = 0xfff << 16, 206 SCLK_510_INT_DIV_MASK = 0xffff << 0, 207 208 /* Armada 16x */ 209 SCLK_16X_AHB = 0x0 << 28, 210 SCLK_16X_PCLK = 0x1 << 28, 211 SCLK_16X_AXI = 0x4 << 28, 212 SCLK_16X_PLL = 0x8 << 28, 213 SCLK_16X_FRAC_DIV_MASK = 0xfff << 16, 214 SCLK_16X_INT_DIV_MASK = 0xffff << 0, 215 }; 216 217 /* For LCD_SPU_DUMB_CTRL */ 218 enum { 219 DUMB16_RGB565_0 = 0x0 << 28, 220 DUMB16_RGB565_1 = 0x1 << 28, 221 DUMB18_RGB666_0 = 0x2 << 28, 222 DUMB18_RGB666_1 = 0x3 << 28, 223 DUMB12_RGB444_0 = 0x4 << 28, 224 DUMB12_RGB444_1 = 0x5 << 28, 225 DUMB24_RGB888_0 = 0x6 << 28, 226 DUMB_BLANK = 0x7 << 28, 227 DUMB_MASK = 0xf << 28, 228 CFG_BIAS_OUT = 1 << 8, 229 CFG_REV_RGB = 1 << 7, 230 CFG_INV_CBLANK = 1 << 6, 231 CFG_INV_CSYNC = 1 << 5, /* Normally active high */ 232 CFG_INV_HENA = 1 << 4, 233 CFG_INV_VSYNC = 1 << 3, /* Normally active high */ 234 CFG_INV_HSYNC = 1 << 2, /* Normally active high */ 235 CFG_INV_PCLK = 1 << 1, 236 CFG_DUMB_ENA = 1 << 0, 237 }; 238 239 /* For LCD_SPU_IOPAD_CONTROL */ 240 enum { 241 CFG_VSCALE_LN_EN = 3 << 18, 242 CFG_GRA_VM_ENA = 1 << 15, 243 CFG_DMA_VM_ENA = 1 << 13, 244 CFG_CMD_VM_ENA = 1 << 11, 245 CFG_CSC_MASK = 3 << 8, 246 CFG_CSC_YUV_CCIR709 = 1 << 9, 247 CFG_CSC_YUV_CCIR601 = 0 << 9, 248 CFG_CSC_RGB_STUDIO = 1 << 8, 249 CFG_CSC_RGB_COMPUTER = 0 << 8, 250 CFG_IOPAD_MASK = 0xf << 0, 251 CFG_IOPAD_DUMB24 = 0x0 << 0, 252 CFG_IOPAD_DUMB18SPI = 0x1 << 0, 253 CFG_IOPAD_DUMB18GPIO = 0x2 << 0, 254 CFG_IOPAD_DUMB16SPI = 0x3 << 0, 255 CFG_IOPAD_DUMB16GPIO = 0x4 << 0, 256 CFG_IOPAD_DUMB12GPIO = 0x5 << 0, 257 CFG_IOPAD_SMART18 = 0x6 << 0, 258 CFG_IOPAD_SMART16 = 0x7 << 0, 259 CFG_IOPAD_SMART8 = 0x8 << 0, 260 }; 261 262 #define IOPAD_DUMB24 0x0 263 264 /* For LCD_SPU_IRQ_ENA */ 265 enum { 266 DMA_FRAME_IRQ0_ENA = 1 << 31, 267 DMA_FRAME_IRQ1_ENA = 1 << 30, 268 DMA_FRAME_IRQ_ENA = DMA_FRAME_IRQ0_ENA | DMA_FRAME_IRQ1_ENA, 269 DMA_FF_UNDERFLOW_ENA = 1 << 29, 270 GRA_FRAME_IRQ0_ENA = 1 << 27, 271 GRA_FRAME_IRQ1_ENA = 1 << 26, 272 GRA_FRAME_IRQ_ENA = GRA_FRAME_IRQ0_ENA | GRA_FRAME_IRQ1_ENA, 273 GRA_FF_UNDERFLOW_ENA = 1 << 25, 274 VSYNC_IRQ_ENA = 1 << 23, 275 DUMB_FRAMEDONE_ENA = 1 << 22, 276 TWC_FRAMEDONE_ENA = 1 << 21, 277 HWC_FRAMEDONE_ENA = 1 << 20, 278 SLV_IRQ_ENA = 1 << 19, 279 SPI_IRQ_ENA = 1 << 18, 280 PWRDN_IRQ_ENA = 1 << 17, 281 ERR_IRQ_ENA = 1 << 16, 282 CLEAN_SPU_IRQ_ISR = 0xffff, 283 }; 284 285 /* For LCD_SPU_IRQ_ISR */ 286 enum { 287 DMA_FRAME_IRQ0 = 1 << 31, 288 DMA_FRAME_IRQ1 = 1 << 30, 289 DMA_FRAME_IRQ = DMA_FRAME_IRQ0 | DMA_FRAME_IRQ1, 290 DMA_FF_UNDERFLOW = 1 << 29, 291 GRA_FRAME_IRQ0 = 1 << 27, 292 GRA_FRAME_IRQ1 = 1 << 26, 293 GRA_FRAME_IRQ = GRA_FRAME_IRQ0 | GRA_FRAME_IRQ1, 294 GRA_FF_UNDERFLOW = 1 << 25, 295 VSYNC_IRQ = 1 << 23, 296 DUMB_FRAMEDONE = 1 << 22, 297 TWC_FRAMEDONE = 1 << 21, 298 HWC_FRAMEDONE = 1 << 20, 299 SLV_IRQ = 1 << 19, 300 SPI_IRQ = 1 << 18, 301 PWRDN_IRQ = 1 << 17, 302 ERR_IRQ = 1 << 16, 303 DMA_FRAME_IRQ0_LEVEL = 1 << 15, 304 DMA_FRAME_IRQ1_LEVEL = 1 << 14, 305 DMA_FRAME_CNT_ISR = 3 << 12, 306 GRA_FRAME_IRQ0_LEVEL = 1 << 11, 307 GRA_FRAME_IRQ1_LEVEL = 1 << 10, 308 GRA_FRAME_CNT_ISR = 3 << 8, 309 VSYNC_IRQ_LEVEL = 1 << 7, 310 DUMB_FRAMEDONE_LEVEL = 1 << 6, 311 TWC_FRAMEDONE_LEVEL = 1 << 5, 312 HWC_FRAMEDONE_LEVEL = 1 << 4, 313 SLV_FF_EMPTY = 1 << 3, 314 DMA_FF_ALLEMPTY = 1 << 2, 315 GRA_FF_ALLEMPTY = 1 << 1, 316 PWRDN_IRQ_LEVEL = 1 << 0, 317 }; 318 319 static inline u32 armada_rect_hw_fp(struct drm_rect *r) 320 { 321 return (drm_rect_height(r) & 0xffff0000) | drm_rect_width(r) >> 16; 322 } 323 324 static inline u32 armada_rect_hw(struct drm_rect *r) 325 { 326 return drm_rect_height(r) << 16 | (drm_rect_width(r) & 0x0000ffff); 327 } 328 329 static inline u32 armada_rect_yx(struct drm_rect *r) 330 { 331 return (r)->y1 << 16 | ((r)->x1 & 0x0000ffff); 332 } 333 334 #endif 335