drivers/video/rockchip/hdmi/rockchip-hdmiv2/rockchip_hdmiv2_hw.c

   1 #include <linux/delay.h>
   2 #include <linux/interrupt.h>
   3 #include <linux/rockchip/grf.h>
   4 #include <linux/rockchip/iomap.h>
   5 #include "rockchip_hdmiv2.h"
   6 #include "rockchip_hdmiv2_hw.h"
   7
   8 static const struct phy_mpll_config_tab PHY_MPLL_TABLE[] = {
   9         /*tmdsclk = (pixclk / ref_cntrl ) * (fbdiv2 * fbdiv1) / nctrl / tmdsmhl
  10           opmode: 0:HDMI1.4     1:HDMI2.0
  11         */
  12 /*      |pixclock|      tmdsclock|pixrepet|colordepth|prepdiv|tmdsmhl|opmode|
  13                 fbdiv2|fbdiv1|ref_cntrl|nctrl|propctrl|intctrl|gmpctrl| */
  14         {27000000,      27000000,       0,      8,      0,      0,      0,
  15                 2,      3,      0,      3,      3,      0,      0},
  16         {27000000,      33750000,       0,      10,     1,      0,      0,
  17                 5,      1,      0,      3,      3,      0,      0},
  18         {27000000,      40500000,       0,      12,     2,      0,      0,
  19                 3,      3,      0,      3,      3,      0,      0},
  20         {27000000,      54000000,       0,      16,     3,      0,      0,
  21                 2,      3,      0,      2,      5,      0,      1},
  22 /*      {74250000,      74250000,       0,      8,      0,      0,      0,
  23         1,      3,      0,      2,      5,      0,      1}, */
  24         {74250000,      74250000,       0,      8,      0,      0,      0,
  25                 4,      3,      3,      2,      7,      0,      3},
  26         {74250000,      92812500,       0,      10,     1,      0,      0,
  27                 5,      0,      1,      1,      7,      0,      2},
  28         {74250000,      111375000,      0,      12,     2,      0,      0,
  29                 1,      2,      0,      1,      7,      0,      2},
  30         {74250000,      148500000,      0,      16,     3,      0,      0,
  31                 1,      3,      0,      1,      7,      0,      2},
  32         {148500000,     74250000,       0,      8,      0,      0,      0,
  33                 1,      1,      1,      1,      0,      0,      3},
  34         {148500000,     148500000,      0,      8,      0,      0,      0,
  35                 1,      1,      0,      1,      0,      0,      3},
  36         {148500000,     185625000,      0,      10,     1,      0,      0,
  37                 5,      0,      3,      0,      7,      0,      3},
  38         {148500000,     222750000,      0,      12,     2,      0,      0,
  39                 1,      2,      1,      0,      7,      0,      3},
  40         {148500000,     297000000,      0,      16,     3,      0,      0,
  41                 1,      1,      0,      0,      7,      0,      3},
  42         {297000000,     148500000,      0,      8,      0,      0,      0,
  43                 1,      0,      1,      0,      0,      0,      3},
  44         {297000000,     297000000,      0,      8,      0,      0,      0,
  45                 1,      0,      0,      0,      0,      0,      3},
  46         {297000000,     371250000,      0,      10,     1,      3,      1,
  47                 5,      1,      3,      1,      7,      0,      3},
  48         {297000000,     445500000,      0,      12,     2,      3,      1,
  49                 1,      2,      0,      1,      7,      0,      3},
  50         {297000000,     594000000,      0,      16,     3,      3,      1,
  51                 1,      3,      1,      0,      0,      0,      3},
  52 /*      {594000000,     297000000,      0,      8,      0,      0,      0,
  53                 1,      3,      3,      1,      0,      0,      3},*/
  54         {594000000,     297000000,      0,      8,      0,      0,      0,
  55                 1,      0,      1,      0,      0,      0,      3},
  56         {594000000,     371250000,      0,      10,     1,      3,      1,
  57                 5,      0,      3,      0,      7,      0,      3},
  58         {594000000,     445500000,      0,      12,     2,      3,      1,
  59                 1,      2,      1,      1,      7,      0,      3},
  60         {594000000,     594000000,      0,      16,     3,      3,      1,
  61                 1,      3,      3,      0,      0,      0,      3},
  62         {594000000,     594000000,      0,      8,      0,      3,      1,
  63                 1,      3,      3,      0,      0,      0,      3},
  64 };
  65 /* ddc i2c master reset */
  66 static void rockchip_hdmiv2_i2cm_reset(struct hdmi_dev *hdmi_dev)
  67 {
  68         hdmi_msk_reg(hdmi_dev, I2CM_SOFTRSTZ,
  69                      m_I2CM_SOFTRST, v_I2CM_SOFTRST(0));
  70         usleep_range(90, 100);
  71 }
  72
  73 /*set read/write offset,set read/write mode*/
  74 static void rockchip_hdmiv2_i2cm_write_request(struct hdmi_dev *hdmi_dev,
  75                                                u8 offset, u8 data)
  76 {
  77         hdmi_writel(hdmi_dev, I2CM_ADDRESS, offset);
  78         hdmi_writel(hdmi_dev, I2CM_DATAO, data);
  79         hdmi_msk_reg(hdmi_dev, I2CM_OPERATION, m_I2CM_WR, v_I2CM_WR(1));
  80 }
  81
  82 static void rockchip_hdmiv2_i2cm_read_request(struct hdmi_dev *hdmi_dev,
  83                                               u8 offset)
  84 {
  85         hdmi_writel(hdmi_dev, I2CM_ADDRESS, offset);
  86         hdmi_msk_reg(hdmi_dev, I2CM_OPERATION, m_I2CM_RD, v_I2CM_RD(1));
  87 }
  88
  89 static void rockchip_hdmiv2_i2cm_write_data(struct hdmi_dev *hdmi_dev,
  90                                             u8 data, u8 offset)
  91 {
  92         u8 interrupt;
  93         int trytime = 2;
  94         int i = 20;
  95
  96         while (trytime-- > 0) {
  97                 rockchip_hdmiv2_i2cm_write_request(hdmi_dev, offset, data);
  98                 while (i--) {
  99                         usleep_range(900, 1000);
 100                         interrupt = hdmi_readl(hdmi_dev, IH_I2CM_STAT0);
 101                         if (interrupt)
 102                                 hdmi_writel(hdmi_dev,
 103                                             IH_I2CM_STAT0, interrupt);
 104
 105                         if (interrupt & (m_SCDC_READREQ |
 106                                          m_I2CM_DONE | m_I2CM_ERROR))
 107                                 break;
 108                 }
 109
 110                 if (interrupt & m_I2CM_DONE) {
 111                         dev_dbg(hdmi_dev->hdmi->dev,
 112                                 "[%s] write offset %02x data %02x success\n",
 113                                 __func__, offset, data);
 114                         trytime = 0;
 115                 } else if ((interrupt & m_I2CM_ERROR) || (i == -1)) {
 116                         dev_err(hdmi_dev->hdmi->dev,
 117                                 "[%s] write data error\n", __func__);
 118                         rockchip_hdmiv2_i2cm_reset(hdmi_dev);
 119                 }
 120         }
 121 }
 122
 123 static int rockchip_hdmiv2_i2cm_read_data(struct hdmi_dev *hdmi_dev, u8 offset)
 124 {
 125         u8 interrupt, val;
 126         int trytime = 2;
 127         int i = 20;
 128
 129         while (trytime-- > 0) {
 130                 rockchip_hdmiv2_i2cm_read_request(hdmi_dev, offset);
 131                 while (i--) {
 132                         usleep_range(900, 1000);
 133                         interrupt = hdmi_readl(hdmi_dev, IH_I2CM_STAT0);
 134                         if (interrupt)
 135                                 hdmi_writel(hdmi_dev, IH_I2CM_STAT0, interrupt);
 136
 137                         if (interrupt & (m_SCDC_READREQ |
 138                                 m_I2CM_DONE | m_I2CM_ERROR))
 139                                 break;
 140                 }
 141
 142                 if (interrupt & m_I2CM_DONE) {
 143                         val = hdmi_readl(hdmi_dev, I2CM_DATAI);
 144                         trytime = 0;
 145                 } else if ((interrupt & m_I2CM_ERROR) || (i == -1)) {
 146                         pr_err("[%s] read data error\n", __func__);
 147                         rockchip_hdmiv2_i2cm_reset(hdmi_dev);
 148                 }
 149         }
 150         return val;
 151 }
 152
 153 static void rockchip_hdmiv2_i2cm_mask_int(struct hdmi_dev *hdmi_dev, int mask)
 154 {
 155         if (0 == mask) {
 156                 hdmi_msk_reg(hdmi_dev, I2CM_INT,
 157                              m_I2CM_DONE_MASK, v_I2CM_DONE_MASK(0));
 158                 hdmi_msk_reg(hdmi_dev, I2CM_CTLINT,
 159                              m_I2CM_NACK_MASK | m_I2CM_ARB_MASK,
 160                              v_I2CM_NACK_MASK(0) | v_I2CM_ARB_MASK(0));
 161         } else {
 162                 hdmi_msk_reg(hdmi_dev, I2CM_INT,
 163                              m_I2CM_DONE_MASK, v_I2CM_DONE_MASK(1));
 164                 hdmi_msk_reg(hdmi_dev, I2CM_CTLINT,
 165                              m_I2CM_NACK_MASK | m_I2CM_ARB_MASK,
 166                              v_I2CM_NACK_MASK(1) | v_I2CM_ARB_MASK(1));
 167         }
 168 }
 169
 170 #define I2C_DIV_FACTOR 100000
 171 static u16 i2c_count(u16 sfrclock, u16 sclmintime)
 172 {
 173         unsigned long tmp_scl_period = 0;
 174
 175         if (((sfrclock * sclmintime) % I2C_DIV_FACTOR) != 0)
 176                 tmp_scl_period = (unsigned long)((sfrclock * sclmintime) +
 177                                 (I2C_DIV_FACTOR - ((sfrclock * sclmintime) %
 178                                 I2C_DIV_FACTOR))) / I2C_DIV_FACTOR;
 179         else
 180                 tmp_scl_period = (unsigned long)(sfrclock * sclmintime) /
 181                                 I2C_DIV_FACTOR;
 182
 183         return (u16)(tmp_scl_period);
 184 }
 185
 186 #define EDID_I2C_MIN_SS_SCL_HIGH_TIME   50000
 187 #define EDID_I2C_MIN_SS_SCL_LOW_TIME    50000
 188
 189 static void rockchip_hdmiv2_i2cm_clk_init(struct hdmi_dev *hdmi_dev)
 190 {
 191         /* Set DDC I2C CLK which devided from DDC_CLK. */
 192         hdmi_writel(hdmi_dev, I2CM_SS_SCL_HCNT_0_ADDR,
 193                     i2c_count(24000, EDID_I2C_MIN_SS_SCL_HIGH_TIME));
 194         hdmi_writel(hdmi_dev, I2CM_SS_SCL_LCNT_0_ADDR,
 195                     i2c_count(24000, EDID_I2C_MIN_SS_SCL_LOW_TIME));
 196         hdmi_msk_reg(hdmi_dev, I2CM_DIV, m_I2CM_FAST_STD_MODE,
 197                      v_I2CM_FAST_STD_MODE(STANDARD_MODE));
 198 }
 199
 200 static int rockchip_hdmiv2_scdc_get_sink_version(struct hdmi_dev *hdmi_dev)
 201 {
 202         return rockchip_hdmiv2_i2cm_read_data(hdmi_dev, SCDC_SINK_VER);
 203 }
 204
 205 static void rockchip_hdmiv2_scdc_set_source_version(struct hdmi_dev *hdmi_dev,
 206                                                     u8 version)
 207 {
 208         rockchip_hdmiv2_i2cm_write_data(hdmi_dev, version, SCDC_SOURCE_VER);
 209 }
 210
 211
 212 static void rockchip_hdmiv2_scdc_read_request(struct hdmi_dev *hdmi_dev,
 213                                               int enable)
 214 {
 215         hdmi_msk_reg(hdmi_dev, I2CM_SCDC_READ_UPDATE,
 216                      m_I2CM_READ_REQ_EN, v_I2CM_READ_REQ_EN(enable));
 217         rockchip_hdmiv2_i2cm_write_data(hdmi_dev, enable, SCDC_CONFIG_0);
 218 }
 219
 220 #ifdef HDMI_20_SCDC
 221 static void rockchip_hdmiv2_scdc_update_read(struct hdmi_dev *hdmi_dev)
 222 {
 223         hdmi_msk_reg(hdmi_dev, I2CM_SCDC_READ_UPDATE,
 224                      m_I2CM_READ_UPDATE, v_I2CM_READ_UPDATE(1));
 225 }
 226
 227
 228 static int rockchip_hdmiv2_scdc_get_scambling_status(struct hdmi_dev *hdmi_dev)
 229 {
 230         int val;
 231
 232         val = rockchip_hdmiv2_i2cm_read_data(hdmi_dev, SCDC_SCRAMBLER_STAT);
 233         return val;
 234 }
 235
 236 static void rockchip_hdmiv2_scdc_enable_polling(struct hdmi_dev *hdmi_dev,
 237                                                 int enable)
 238 {
 239         rockchip_hdmiv2_scdc_read_request(hdmi_dev, enable);
 240         hdmi_msk_reg(hdmi_dev, I2CM_SCDC_READ_UPDATE,
 241                      m_I2CM_UPRD_VSYNC_EN, v_I2CM_UPRD_VSYNC_EN(enable));
 242 }
 243
 244 static int rockchip_hdmiv2_scdc_get_status_reg0(struct hdmi_dev *hdmi_dev)
 245 {
 246         rockchip_hdmiv2_scdc_read_request(hdmi_dev, 1);
 247         rockchip_hdmiv2_scdc_update_read(hdmi_dev);
 248         return hdmi_readl(hdmi_dev, I2CM_SCDC_UPDATE0);
 249 }
 250
 251 static int rockchip_hdmiv2_scdc_get_status_reg1(struct hdmi_dev *hdmi_dev)
 252 {
 253         rockchip_hdmiv2_scdc_read_request(hdmi_dev, 1);
 254         rockchip_hdmiv2_scdc_update_read(hdmi_dev);
 255         return hdmi_readl(hdmi_dev, I2CM_SCDC_UPDATE1);
 256 }
 257 #endif
 258
 259 static void rockchip_hdmiv2_scdc_init(struct hdmi_dev *hdmi_dev)
 260 {
 261         rockchip_hdmiv2_i2cm_reset(hdmi_dev);
 262         rockchip_hdmiv2_i2cm_mask_int(hdmi_dev, 1);
 263         rockchip_hdmiv2_i2cm_clk_init(hdmi_dev);
 264         /* set scdc i2c addr */
 265         hdmi_writel(hdmi_dev, I2CM_SLAVE, DDC_I2C_SCDC_ADDR);
 266         rockchip_hdmiv2_i2cm_mask_int(hdmi_dev, 0);/*enable interrupt*/
 267 }
 268
 269
 270 static int rockchip_hdmiv2_scrambling_enable(struct hdmi_dev *hdmi_dev,
 271                                              int enable)
 272 {
 273         HDMIDBG("%s enable %d\n", __func__, enable);
 274         if (1 == enable) {
 275                 /* Write on Rx the bit Scrambling_Enable, register 0x20 */
 276                 rockchip_hdmiv2_i2cm_write_data(hdmi_dev, 1, SCDC_TMDS_CONFIG);
 277                 /* TMDS software reset request */
 278                 hdmi_msk_reg(hdmi_dev, MC_SWRSTZREQ,
 279                              m_TMDS_SWRST, v_TMDS_SWRST(0));
 280                 /* Enable/Disable Scrambling */
 281                 hdmi_msk_reg(hdmi_dev, FC_SCRAMBLER_CTRL,
 282                              m_FC_SCRAMBLE_EN, v_FC_SCRAMBLE_EN(1));
 283         } else {
 284                 /* Enable/Disable Scrambling */
 285                 hdmi_msk_reg(hdmi_dev, FC_SCRAMBLER_CTRL,
 286                              m_FC_SCRAMBLE_EN, v_FC_SCRAMBLE_EN(0));
 287                 /* TMDS software reset request */
 288                 hdmi_msk_reg(hdmi_dev, MC_SWRSTZREQ,
 289                              m_TMDS_SWRST, v_TMDS_SWRST(0));
 290                 /* Write on Rx the bit Scrambling_Enable, register 0x20 */
 291                 rockchip_hdmiv2_i2cm_write_data(hdmi_dev, 0, SCDC_TMDS_CONFIG);
 292         }
 293         return 0;
 294 }
 295
 296
 297
 298 static const struct phy_mpll_config_tab *get_phy_mpll_tab(
 299                 unsigned int pixclock, unsigned int tmdsclk,
 300                 char pixrepet, char colordepth)
 301 {
 302         int i;
 303
 304         if (pixclock == 0)
 305                 return NULL;
 306         HDMIDBG("%s pixClock %u pixRepet %d colorDepth %d\n",
 307                 __func__, pixclock, pixrepet, colordepth);
 308         for (i = 0; i < ARRAY_SIZE(PHY_MPLL_TABLE); i++) {
 309                 if ((PHY_MPLL_TABLE[i].pix_clock == pixclock) &&
 310                     (PHY_MPLL_TABLE[i].tmdsclock == tmdsclk) &&
 311                     (PHY_MPLL_TABLE[i].pix_repet == pixrepet) &&
 312                     (PHY_MPLL_TABLE[i].color_depth == colordepth))
 313                         return &PHY_MPLL_TABLE[i];
 314         }
 315         return NULL;
 316 }
 317
 318 static void rockchip_hdmiv2_powerdown(struct hdmi_dev *hdmi_dev)
 319 {
 320         hdmi_msk_reg(hdmi_dev, PHY_CONF0,
 321                      m_PDDQ_SIG | m_TXPWRON_SIG | m_ENHPD_RXSENSE_SIG,
 322                      v_PDDQ_SIG(1) | v_TXPWRON_SIG(0) |
 323                      v_ENHPD_RXSENSE_SIG(1));
 324         hdmi_writel(hdmi_dev, MC_CLKDIS, 0x7f);
 325 }
 326
 327 int rockchip_hdmiv2_write_phy(struct hdmi_dev *hdmi_dev,
 328                               int reg_addr, int val)
 329 {
 330         int trytime = 2, i = 0, op_status = 0;
 331
 332         while (trytime--) {
 333                 hdmi_writel(hdmi_dev, PHY_I2CM_ADDRESS, reg_addr);
 334                 hdmi_writel(hdmi_dev, PHY_I2CM_DATAO_1, (val >> 8) & 0xff);
 335                 hdmi_writel(hdmi_dev, PHY_I2CM_DATAO_0, val & 0xff);
 336                 hdmi_writel(hdmi_dev, PHY_I2CM_OPERATION, m_PHY_I2CM_WRITE);
 337
 338                 i = 20;
 339                 while (i--) {
 340                         usleep_range(900, 1000);
 341                         op_status = hdmi_readl(hdmi_dev, IH_I2CMPHY_STAT0);
 342                         if (op_status)
 343                                 hdmi_writel(hdmi_dev,
 344                                             IH_I2CMPHY_STAT0,
 345                                             op_status);
 346
 347                         if (op_status & (m_I2CMPHY_DONE | m_I2CMPHY_ERR))
 348                                 break;
 349                 }
 350
 351                 if (op_status & m_I2CMPHY_DONE)
 352                         return 0;
 353                 else
 354                         dev_err(hdmi_dev->hdmi->dev,
 355                                 "[%s] operation error,trytime=%d\n",
 356                                 __func__, trytime);
 357                 msleep(100);
 358         }
 359
 360         return -1;
 361 }
 362
 363 int rockchip_hdmiv2_read_phy(struct hdmi_dev *hdmi_dev,
 364                              int reg_addr)
 365 {
 366         int trytime = 2, i = 0, op_status = 0;
 367         int val = 0;
 368
 369         while (trytime--) {
 370                 hdmi_writel(hdmi_dev, PHY_I2CM_ADDRESS, reg_addr);
 371                 hdmi_writel(hdmi_dev, PHY_I2CM_DATAI_1, 0x00);
 372                 hdmi_writel(hdmi_dev, PHY_I2CM_DATAI_0, 0x00);
 373                 hdmi_writel(hdmi_dev, PHY_I2CM_OPERATION, m_PHY_I2CM_READ);
 374
 375                 i = 20;
 376                 while (i--) {
 377                         usleep_range(900, 1000);
 378                         op_status = hdmi_readl(hdmi_dev, IH_I2CMPHY_STAT0);
 379                         if (op_status)
 380                                 hdmi_writel(hdmi_dev, IH_I2CMPHY_STAT0,
 381                                             op_status);
 382
 383                         if (op_status & (m_I2CMPHY_DONE | m_I2CMPHY_ERR))
 384                                 break;
 385                 }
 386
 387                 if (op_status & m_I2CMPHY_DONE) {
 388                         val = hdmi_readl(hdmi_dev, PHY_I2CM_DATAI_1);
 389                         val = (val & 0xff) << 8;
 390                         val += (hdmi_readl(hdmi_dev, PHY_I2CM_DATAI_0) & 0xff);
 391                         pr_debug("phy_reg0x%02x: 0x%04x",
 392                                  reg_addr, val);
 393                         return val;
 394                 } else {
 395                         pr_err("[%s] operation error,trytime=%d\n",
 396                                __func__, trytime);
 397                 }
 398                 msleep(100);
 399         }
 400
 401         return -1;
 402 }
 403
 404 static int rockchip_hdmiv2_config_phy(struct hdmi_dev *hdmi_dev)
 405 {
 406         int stat = 0, i = 0;
 407         const struct phy_mpll_config_tab *phy_mpll = NULL;
 408
 409         hdmi_msk_reg(hdmi_dev, PHY_I2CM_DIV,
 410                      m_PHY_I2CM_FAST_STD, v_PHY_I2CM_FAST_STD(0));
 411         /* power off PHY */
 412         /* hdmi_writel(hdmi_dev, PHY_CONF0, 0x1e); */
 413         hdmi_msk_reg(hdmi_dev, PHY_CONF0,
 414                      m_PDDQ_SIG | m_TXPWRON_SIG | m_SVSRET_SIG,
 415                      v_PDDQ_SIG(1) | v_TXPWRON_SIG(0) | v_SVSRET_SIG(1));
 416
 417         if (hdmi_dev->tmdsclk_ratio_change &&
 418             hdmi_dev->hdmi->edid.scdc_present == 1) {
 419                 mutex_lock(&hdmi_dev->ddc_lock);
 420                 rockchip_hdmiv2_scdc_init(hdmi_dev);
 421                 stat = rockchip_hdmiv2_i2cm_read_data(hdmi_dev,
 422                                                       SCDC_TMDS_CONFIG);
 423                 if (hdmi_dev->tmdsclk > 340000000)
 424                         stat |= 2;
 425                 else
 426                         stat &= 0x1;
 427                 rockchip_hdmiv2_i2cm_write_data(hdmi_dev,
 428                                                 stat, SCDC_TMDS_CONFIG);
 429                 mutex_unlock(&hdmi_dev->ddc_lock);
 430         }
 431         /* reset PHY */
 432         hdmi_writel(hdmi_dev, MC_PHYRSTZ, v_PHY_RSTZ(1));
 433         usleep_range(1000, 2000);
 434         hdmi_writel(hdmi_dev, MC_PHYRSTZ, v_PHY_RSTZ(0));
 435
 436         /* Set slave address as PHY GEN2 address */
 437         hdmi_writel(hdmi_dev, PHY_I2CM_SLAVE, PHY_GEN2_ADDR);
 438
 439         /* config the required PHY I2C register */
 440         phy_mpll = get_phy_mpll_tab(hdmi_dev->pixelclk,
 441                                     hdmi_dev->tmdsclk,
 442                                     hdmi_dev->pixelrepeat - 1,
 443                                     hdmi_dev->colordepth);
 444         if (phy_mpll) {
 445                 rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_OPMODE_PLLCFG,
 446                                           v_PREP_DIV(phy_mpll->prep_div) |
 447                                           v_TMDS_CNTRL(
 448                                           phy_mpll->tmdsmhl_cntrl) |
 449                                           v_OPMODE(phy_mpll->opmode) |
 450                                           v_FBDIV2_CNTRL(
 451                                           phy_mpll->fbdiv2_cntrl) |
 452                                           v_FBDIV1_CNTRL(
 453                                           phy_mpll->fbdiv1_cntrl) |
 454                                           v_REF_CNTRL(phy_mpll->ref_cntrl) |
 455                                           v_MPLL_N_CNTRL(phy_mpll->n_cntrl));
 456                 rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_PLLCURRCTRL,
 457                                           v_MPLL_PROP_CNTRL(
 458                                           phy_mpll->prop_cntrl) |
 459                                           v_MPLL_INT_CNTRL(
 460                                           phy_mpll->int_cntrl));
 461                 rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_PLLGMPCTRL,
 462                                           v_MPLL_GMP_CNTRL(
 463                                           phy_mpll->gmp_cntrl));
 464         }
 465
 466         rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_CLKSYMCTRL,
 467                                   v_OVERRIDE(1) | v_SLOPEBOOST(0) |
 468                                   v_TX_SYMON(1) | v_TX_TRAON(0) |
 469                                   v_TX_TRBON(0) | v_CLK_SYMON(1));
 470         if (hdmi_dev->tmdsclk > 340000000) {
 471                 rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_TERM_RESIS,
 472                                           v_TX_TERM(R50_OHMS));
 473                 rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_VLEVCTRL,
 474                                           v_SUP_TXLVL(9) |
 475                                           v_SUP_CLKLVL(17));
 476         } else {
 477                 rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_TERM_RESIS,
 478                                           v_TX_TERM(R100_OHMS));
 479                 if (hdmi_dev->tmdsclk > 165000000)
 480                         rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_VLEVCTRL,
 481                                                   v_SUP_TXLVL(14) |
 482                                                   v_SUP_CLKLVL(17));
 483                 else
 484                         rockchip_hdmiv2_write_phy(hdmi_dev, PHYTX_VLEVCTRL,
 485                                                   v_SUP_TXLVL(18) |
 486                                                   v_SUP_CLKLVL(17));
 487         }
 488         /* rockchip_hdmiv2_write_phy(hdmi_dev, 0x05, 0x8000); */
 489         if (hdmi_dev->tmdsclk_ratio_change)
 490                 msleep(100);
 491         /* power on PHY */
 492         hdmi_writel(hdmi_dev, PHY_CONF0, 0x2e);
 493         /*
 494         hdmi_msk_reg(hdmi_dev, PHY_CONF0,
 495                      m_PDDQ_SIG | m_TXPWRON_SIG | m_ENHPD_RXSENSE_SIG,
 496                      v_PDDQ_SIG(0) | v_TXPWRON_SIG(1) |
 497                      v_ENHPD_RXSENSE_SIG(1));
 498         */
 499         /* check if the PHY PLL is locked */
 500         #define PHY_TIMEOUT     10000
 501         while (i++ < PHY_TIMEOUT) {
 502                 if ((i % 10) == 0) {
 503                         stat = hdmi_readl(hdmi_dev, PHY_STAT0);
 504                         if (stat & m_PHY_LOCK)
 505                                 break;
 506                         usleep_range(1000, 2000);
 507                 }
 508         }
 509         if ((stat & m_PHY_LOCK) == 0) {
 510                 stat = hdmi_readl(hdmi_dev, MC_LOCKONCLOCK);
 511                 dev_err(hdmi_dev->hdmi->dev,
 512                         "PHY PLL not locked: PCLK_ON=%d,TMDSCLK_ON=%d\n",
 513                         (stat & m_PCLK_ON) >> 6, (stat & m_TMDSCLK_ON) >> 5);
 514                 return -1;
 515         }
 516
 517         return 0;
 518 }
 519
 520 static int rockchip_hdmiv2_video_framecomposer(struct hdmi *hdmi_drv,
 521                                                struct hdmi_video *vpara)
 522 {
 523         struct hdmi_dev *hdmi_dev = hdmi_drv->property->priv;
 524         int value, vsync_pol, hsync_pol, de_pol;
 525         struct hdmi_video_timing *timing = NULL;
 526         struct fb_videomode *mode = NULL;
 527         u32 sink_version, tmdsclk;
 528
 529         vsync_pol = hdmi_drv->lcdc->cur_screen->pin_vsync;
 530         hsync_pol = hdmi_drv->lcdc->cur_screen->pin_hsync;
 531         de_pol = (hdmi_drv->lcdc->cur_screen->pin_den == 0) ? 1 : 0;
 532
 533         hdmi_msk_reg(hdmi_dev, A_VIDPOLCFG,
 534                      m_DATAEN_POL | m_VSYNC_POL | m_HSYNC_POL,
 535                      v_DATAEN_POL(de_pol) |
 536                      v_VSYNC_POL(vsync_pol) |
 537                      v_HSYNC_POL(hsync_pol));
 538
 539         timing = (struct hdmi_video_timing *)hdmi_vic2timing(vpara->vic);
 540         if (timing == NULL) {
 541                 dev_err(hdmi_drv->dev,
 542                         "[%s] not found vic %d\n", __func__, vpara->vic);
 543                 return -ENOENT;
 544         }
 545         mode = &(timing->mode);
 546         if (vpara->color_input == HDMI_COLOR_YCBCR420)
 547                 tmdsclk = mode->pixclock / 2;
 548         else
 549                 tmdsclk = mode->pixclock;
 550         switch (vpara->color_output_depth) {
 551         case 10:
 552                 tmdsclk += tmdsclk / 4;
 553                 break;
 554         case 12:
 555                 tmdsclk += tmdsclk / 2;
 556                 break;
 557         case 16:
 558                 tmdsclk += tmdsclk;
 559                 break;
 560         case 8:
 561         default:
 562                 break;
 563         }
 564
 565         if (tmdsclk > 594000000) {
 566                 vpara->color_output_depth = 8;
 567                 tmdsclk = mode->pixclock;
 568         }
 569         pr_info("pixel clk is %u tmds clk is %u\n", mode->pixclock, tmdsclk);
 570         if ((tmdsclk > 340000000 && hdmi_dev->tmdsclk < 340000000) ||
 571             (tmdsclk < 340000000 && hdmi_dev->tmdsclk > 340000000))
 572                 hdmi_dev->tmdsclk_ratio_change = true;
 573         else
 574                 hdmi_dev->tmdsclk_ratio_change = false;
 575
 576         hdmi_dev->tmdsclk = tmdsclk;
 577         hdmi_dev->pixelclk = mode->pixclock;
 578         hdmi_dev->pixelrepeat = timing->pixelrepeat;
 579         hdmi_dev->colordepth = vpara->color_output_depth;
 580
 581         /* Start/stop HDCP keepout window generation */
 582         hdmi_msk_reg(hdmi_dev, FC_INVIDCONF,
 583                      m_FC_HDCP_KEEPOUT, v_FC_HDCP_KEEPOUT(1));
 584         if (hdmi_drv->edid.scdc_present == 1) {
 585                 if (tmdsclk > 340000000) {/* used for HDMI 2.0 TX */
 586                         mutex_lock(&hdmi_dev->ddc_lock);
 587                         rockchip_hdmiv2_scdc_init(hdmi_dev);
 588                         sink_version =
 589                         rockchip_hdmiv2_scdc_get_sink_version(hdmi_dev);
 590                         pr_info("sink scdc version is %d\n", sink_version);
 591                         sink_version = hdmi_drv->edid.hf_vsdb_version;
 592                         rockchip_hdmiv2_scdc_set_source_version(hdmi_dev,
 593                                                                 sink_version);
 594                         if (hdmi_drv->edid.rr_capable == 1)
 595                                 rockchip_hdmiv2_scdc_read_request(hdmi_dev, 1);
 596                         rockchip_hdmiv2_scrambling_enable(hdmi_dev, 1);
 597                         mutex_unlock(&hdmi_dev->ddc_lock);
 598                 } else {
 599                         mutex_lock(&hdmi_dev->ddc_lock);
 600                         rockchip_hdmiv2_scdc_init(hdmi_dev);
 601                         rockchip_hdmiv2_scrambling_enable(hdmi_dev, 0);
 602                         mutex_unlock(&hdmi_dev->ddc_lock);
 603                 }
 604         }
 605
 606         hdmi_msk_reg(hdmi_dev, FC_INVIDCONF,
 607                      m_FC_VSYNC_POL | m_FC_HSYNC_POL | m_FC_DE_POL |
 608                      m_FC_HDMI_DVI | m_FC_INTERLACE_MODE,
 609                      v_FC_VSYNC_POL(vsync_pol) | v_FC_HSYNC_POL(hsync_pol) |
 610                      v_FC_DE_POL(de_pol) | v_FC_HDMI_DVI(vpara->sink_hdmi) |
 611                      v_FC_INTERLACE_MODE(mode->vmode));
 612         if (mode->vmode == FB_VMODE_INTERLACED)
 613                 hdmi_msk_reg(hdmi_dev, FC_INVIDCONF,
 614                              m_FC_VBLANK, v_FC_VBLANK(1));
 615         else
 616                 hdmi_msk_reg(hdmi_dev, FC_INVIDCONF,
 617                              m_FC_VBLANK, v_FC_VBLANK(0));
 618
 619         value = mode->xres;
 620         if (vpara->color_input == HDMI_COLOR_YCBCR420)
 621                 value = value / 2;
 622         hdmi_writel(hdmi_dev, FC_INHACTIV1, v_FC_HACTIVE1(value >> 8));
 623         hdmi_writel(hdmi_dev, FC_INHACTIV0, (value & 0xff));
 624
 625         value = mode->yres;
 626         hdmi_writel(hdmi_dev, FC_INVACTIV1, v_FC_VACTIVE1(value >> 8));
 627         hdmi_writel(hdmi_dev, FC_INVACTIV0, (value & 0xff));
 628
 629         value = mode->hsync_len + mode->left_margin + mode->right_margin;
 630         if (vpara->color_input == HDMI_COLOR_YCBCR420)
 631                 value = value / 2;
 632         hdmi_writel(hdmi_dev, FC_INHBLANK1, v_FC_HBLANK1(value >> 8));
 633         hdmi_writel(hdmi_dev, FC_INHBLANK0, (value & 0xff));
 634
 635         value = mode->vsync_len + mode->upper_margin + mode->lower_margin;
 636         hdmi_writel(hdmi_dev, FC_INVBLANK, (value & 0xff));
 637
 638         value = mode->right_margin;
 639         if (vpara->color_input == HDMI_COLOR_YCBCR420)
 640                 value = value / 2;
 641         hdmi_writel(hdmi_dev, FC_HSYNCINDELAY1, v_FC_HSYNCINDEAY1(value >> 8));
 642         hdmi_writel(hdmi_dev, FC_HSYNCINDELAY0, (value & 0xff));
 643
 644         value = mode->lower_margin;
 645         hdmi_writel(hdmi_dev, FC_VSYNCINDELAY, (value & 0xff));
 646
 647         value = mode->hsync_len;
 648         if (vpara->color_input == HDMI_COLOR_YCBCR420)
 649                 value = value / 2;
 650         hdmi_writel(hdmi_dev, FC_HSYNCINWIDTH1, v_FC_HSYNCWIDTH1(value >> 8));
 651         hdmi_writel(hdmi_dev, FC_HSYNCINWIDTH0, (value & 0xff));
 652
 653         value = mode->vsync_len;
 654         hdmi_writel(hdmi_dev, FC_VSYNCINWIDTH, (value & 0xff));
 655
 656         /*Set the control period minimum duration
 657          (min. of 12 pixel clock cycles, refer to HDMI 1.4b specification)*/
 658         hdmi_writel(hdmi_dev, FC_CTRLDUR, 12);
 659         hdmi_writel(hdmi_dev, FC_EXCTRLDUR, 32);
 660
 661         /* spacing < 256^2 * config / tmdsClock, spacing <= 50ms
 662          * worst case: tmdsClock == 25MHz => config <= 19
 663          */
 664         hdmi_writel(hdmi_dev, FC_EXCTRLSPAC,
 665                     (hdmi_dev->tmdsclk/1000) * 50 / (256 * 512));
 666
 667 #if 0
 668         /*Set PreambleFilter*/
 669         for (i = 0; i < 3; i++) {
 670                 value = (i + 1) * 11;
 671                 if (i == 0)             /*channel 0*/
 672                         hdmi_writel(hdmi_dev, FC_CH0PREAM, value);
 673                 else if (i == 1)        /*channel 1*/
 674                         hdmi_writel(hdmi_dev, FC_CH1PREAM, value & 0x3f);
 675                 else if (i == 2)        /*channel 2*/
 676                         hdmi_writel(hdmi_dev, FC_CH2PREAM, value & 0x3f);
 677         }
 678 #endif
 679
 680         hdmi_writel(hdmi_dev, FC_PRCONF, v_FC_PR_FACTOR(timing->pixelrepeat));
 681
 682         return 0;
 683 }
 684
 685 static int rockchip_hdmiv2_video_packetizer(struct hdmi_dev *hdmi_dev,
 686                                             struct hdmi_video *vpara)
 687 {
 688         unsigned char color_depth = 0;
 689         unsigned char output_select = 0;
 690         unsigned char remap_size = 0;
 691
 692         if (vpara->color_output == HDMI_COLOR_YCBCR422) {
 693                 switch (vpara->color_output_depth) {
 694                 case 8:
 695                         remap_size = YCC422_16BIT;
 696                         break;
 697                 case 10:
 698                         remap_size = YCC422_20BIT;
 699                         break;
 700                 case 12:
 701                         remap_size = YCC422_24BIT;
 702                         break;
 703                 default:
 704                         remap_size = YCC422_16BIT;
 705                         break;
 706                 }
 707
 708                 output_select = OUT_FROM_YCC422_REMAP;
 709                 /*Config remap size for the different color Depth*/
 710                 hdmi_msk_reg(hdmi_dev, VP_REMAP,
 711                              m_YCC422_SIZE, v_YCC422_SIZE(remap_size));
 712         } else {
 713                 switch (vpara->color_output_depth) {
 714                 case 10:
 715                         color_depth = COLOR_DEPTH_30BIT;
 716                         output_select = OUT_FROM_PIXEL_PACKING;
 717                         break;
 718                 case 12:
 719                         color_depth = COLOR_DEPTH_36BIT;
 720                         output_select = OUT_FROM_PIXEL_PACKING;
 721                         break;
 722                 case 16:
 723                         color_depth = COLOR_DEPTH_48BIT;
 724                         output_select = OUT_FROM_PIXEL_PACKING;
 725                         break;
 726                 case 8:
 727                 default:
 728                         color_depth = COLOR_DEPTH_24BIT_DEFAULT;
 729                         output_select = OUT_FROM_8BIT_BYPASS;
 730                         break;
 731                 }
 732
 733                 /*Config Color Depth*/
 734                 hdmi_msk_reg(hdmi_dev, VP_PR_CD,
 735                              m_COLOR_DEPTH, v_COLOR_DEPTH(color_depth));
 736         }
 737
 738         /*Config pixel repettion*/
 739         hdmi_msk_reg(hdmi_dev, VP_PR_CD, m_DESIRED_PR_FACTOR,
 740                      v_DESIRED_PR_FACTOR(hdmi_dev->pixelrepeat - 1));
 741         if (hdmi_dev->pixelrepeat > 1)
 742                 hdmi_msk_reg(hdmi_dev, VP_CONF,
 743                              m_PIXEL_REPET_EN | m_BYPASS_SEL,
 744                              v_PIXEL_REPET_EN(1) | v_BYPASS_SEL(0));
 745         else
 746                 hdmi_msk_reg(hdmi_dev, VP_CONF,
 747                              m_PIXEL_REPET_EN | m_BYPASS_SEL,
 748                              v_PIXEL_REPET_EN(0) | v_BYPASS_SEL(1));
 749
 750         /*config output select*/
 751         if (output_select == OUT_FROM_PIXEL_PACKING) { /* pixel packing */
 752                 hdmi_msk_reg(hdmi_dev, VP_CONF,
 753                              m_BYPASS_EN | m_PIXEL_PACK_EN |
 754                              m_YCC422_EN | m_OUTPUT_SEL,
 755                              v_BYPASS_EN(0) | v_PIXEL_PACK_EN(1) |
 756                              v_YCC422_EN(0) | v_OUTPUT_SEL(output_select));
 757         } else if (output_select == OUT_FROM_YCC422_REMAP) { /* YCC422 */
 758                 hdmi_msk_reg(hdmi_dev, VP_CONF,
 759                              m_BYPASS_EN | m_PIXEL_PACK_EN |
 760                              m_YCC422_EN | m_OUTPUT_SEL,
 761                              v_BYPASS_EN(0) | v_PIXEL_PACK_EN(0) |
 762                              v_YCC422_EN(1) | v_OUTPUT_SEL(output_select));
 763         } else if (output_select == OUT_FROM_8BIT_BYPASS ||
 764                    output_select == 3) { /* bypass */
 765                 hdmi_msk_reg(hdmi_dev, VP_CONF,
 766                              m_BYPASS_EN | m_PIXEL_PACK_EN |
 767                              m_YCC422_EN | m_OUTPUT_SEL,
 768                              v_BYPASS_EN(1) | v_PIXEL_PACK_EN(0) |
 769                              v_YCC422_EN(0) | v_OUTPUT_SEL(output_select));
 770         }
 771
 772 #if defined(HDMI_VIDEO_STUFFING)
 773         /* YCC422 and pixel packing stuffing*/
 774         hdmi_msk_reg(hdmi_dev, VP_STUFF, m_PR_STUFFING, v_PR_STUFFING(1));
 775         hdmi_msk_reg(hdmi_dev, VP_STUFF,
 776                      m_YCC422_STUFFING | m_PP_STUFFING,
 777                      v_YCC422_STUFFING(1) | v_PP_STUFFING(1));
 778 #endif
 779         return 0;
 780 }
 781
 782 static int rockchip_hdmiv2_video_sampler(struct hdmi_dev *hdmi_dev,
 783                                          struct hdmi_video *vpara)
 784 {
 785         int map_code = 0;
 786
 787         if (vpara->color_input == HDMI_COLOR_YCBCR422) {
 788                 /* YCC422 mapping is discontinued - only map 1 is supported */
 789                 switch (vpara->color_output_depth) {
 790                 case 8:
 791                         map_code = VIDEO_YCBCR422_8BIT;
 792                         break;
 793                 case 10:
 794                         map_code = VIDEO_YCBCR422_10BIT;
 795                         break;
 796                 case 12:
 797                         map_code = VIDEO_YCBCR422_12BIT;
 798                         break;
 799                 default:
 800                         map_code = VIDEO_YCBCR422_8BIT;
 801                         break;
 802                 }
 803         } else if (vpara->color_input == HDMI_COLOR_YCBCR420 ||
 804                    vpara->color_input == HDMI_COLOR_YCBCR444) {
 805                 switch (vpara->color_output_depth) {
 806                 case 10:
 807                         map_code = VIDEO_YCBCR444_10BIT;
 808                         break;
 809                 case 12:
 810                         map_code = VIDEO_YCBCR444_12BIT;
 811                         break;
 812                 case 16:
 813                         map_code = VIDEO_YCBCR444_16BIT;
 814                         break;
 815                 case 8:
 816                 default:
 817                         map_code = VIDEO_YCBCR444_8BIT;
 818                         break;
 819                 }
 820         } else {
 821                 switch (vpara->color_output_depth) {
 822                 case 10:
 823                         map_code = VIDEO_RGB444_10BIT;
 824                         break;
 825                 case 12:
 826                         map_code = VIDEO_RGB444_12BIT;
 827                         break;
 828                 case 16:
 829                         map_code = VIDEO_RGB444_16BIT;
 830                         break;
 831                 case 8:
 832                 default:
 833                         map_code = VIDEO_RGB444_8BIT;
 834                         break;
 835                 }
 836                 map_code += (vpara->color_input == HDMI_COLOR_YCBCR444) ?
 837                             8 : 0;
 838         }
 839
 840         /* Set Data enable signal from external
 841            and set video sample input mapping */
 842         hdmi_msk_reg(hdmi_dev, TX_INVID0,
 843                      m_INTERNAL_DE_GEN | m_VIDEO_MAPPING,
 844                      v_INTERNAL_DE_GEN(0) | v_VIDEO_MAPPING(map_code));
 845
 846 #if defined(HDMI_VIDEO_STUFFING)
 847         hdmi_writel(hdmi_dev, TX_GYDATA0, 0x00);
 848         hdmi_writel(hdmi_dev, TX_GYDATA1, 0x00);
 849         hdmi_msk_reg(hdmi_dev, TX_INSTUFFING,
 850                      m_GYDATA_STUFF, v_GYDATA_STUFF(1));
 851         hdmi_writel(hdmi_dev, TX_RCRDATA0, 0x00);
 852         hdmi_writel(hdmi_dev, TX_RCRDATA1, 0x00);
 853         hdmi_msk_reg(hdmi_dev, TX_INSTUFFING,
 854                      m_RCRDATA_STUFF, v_RCRDATA_STUFF(1));
 855         hdmi_writel(hdmi_dev, TX_BCBDATA0, 0x00);
 856         hdmi_writel(hdmi_dev, TX_BCBDATA1, 0x00);
 857         hdmi_msk_reg(hdmi_dev, TX_INSTUFFING,
 858                      m_BCBDATA_STUFF, v_BCBDATA_STUFF(1));
 859 #endif
 860         return 0;
 861 }
 862
 863 static const char coeff_csc[][24] = {
 864                 /*   G          R           B           Bias
 865                      A1    |    A2     |    A3     |    A4    |
 866                      B1    |    B2     |    B3     |    B4    |
 867                      C1    |    C2     |    C3     |    C4    | */
 868         {       /* CSC_RGB_0_255_TO_RGB_16_235_8BIT */
 869                 0x36, 0xf7, 0x00, 0x00, 0x00, 0x00, 0x00, 0x40,         /*G*/
 870                 0x00, 0x00, 0x36, 0xf7, 0x00, 0x00, 0x00, 0x40,         /*R*/
 871                 0x00, 0x00, 0x00, 0x00, 0x36, 0xf7, 0x00, 0x40,         /*B*/
 872         },
 873         {       /* CSC_RGB_0_255_TO_RGB_16_235_10BIT */
 874                 0x36, 0xf7, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00,         /*G*/
 875                 0x00, 0x00, 0x36, 0xf7, 0x00, 0x00, 0x01, 0x00,         /*R*/
 876                 0x00, 0x00, 0x00, 0x00, 0x36, 0xf7, 0x01, 0x00,         /*B*/
 877         },
 878         {       /* CSC_RGB_0_255_TO_ITU601_16_235_8BIT */
 879                 0x20, 0x40, 0x10, 0x80, 0x06, 0x40, 0x00, 0x40,         /*Y*/
 880                 0xe8, 0x80, 0x1c, 0x00, 0xfb, 0x80, 0x02, 0x00,         /*Cr*/
 881                 0xed, 0x80, 0xf6, 0x80, 0x1c, 0x00, 0x02, 0x00,         /*Cb*/
 882         },
 883         {       /* CSC_RGB_0_255_TO_ITU601_16_235_10BIT */
 884                 0x20, 0x40, 0x10, 0x80, 0x06, 0x40, 0x01, 0x00,         /*Y*/
 885                 0xe8, 0x80, 0x1c, 0x00, 0xfb, 0x80, 0x08, 0x00,         /*Cr*/
 886                 0xed, 0x80, 0xf6, 0x80, 0x1c, 0x00, 0x08, 0x00,         /*Cb*/
 887         },
 888         {       /* CSC_RGB_0_255_TO_ITU709_16_235_8BIT */
 889                 0x27, 0x40, 0x0b, 0xc0, 0x04, 0x00, 0x00, 0x40,         /*Y*/
 890                 0xe6, 0x80, 0x1c, 0x00, 0xfd, 0x80, 0x02, 0x00,         /*Cr*/
 891                 0xea, 0x40, 0xf9, 0x80, 0x1c, 0x00, 0x02, 0x00,         /*Cb*/
 892         },
 893         {       /* CSC_RGB_0_255_TO_ITU709_16_235_10BIT */
 894                 0x27, 0x40, 0x0b, 0xc0, 0x04, 0x00, 0x01, 0x00,         /*Y*/
 895                 0xe6, 0x80, 0x1c, 0x00, 0xfd, 0x80, 0x08, 0x00,         /*Cr*/
 896                 0xea, 0x40, 0xf9, 0x80, 0x1c, 0x00, 0x08, 0x00,         /*Cb*/
 897         },
 898                 /* Y            Cr          Cb          Bias */
 899         {       /* CSC_ITU601_16_235_TO_RGB_0_255_8BIT */
 900                 0x20, 0x00, 0x69, 0x26, 0x74, 0xfd, 0x01, 0x0e,         /*G*/
 901                 0x20, 0x00, 0x2c, 0xdd, 0x00, 0x00, 0x7e, 0x9a,         /*R*/
 902                 0x20, 0x00, 0x00, 0x00, 0x38, 0xb4, 0x7e, 0x3b,         /*B*/
 903         },
 904         {       /* CSC_ITU709_16_235_TO_RGB_0_255_8BIT */
 905                 0x20, 0x00, 0x71, 0x06, 0x7a, 0x02, 0x00, 0xa7,         /*G*/
 906                 0x20, 0x00, 0x32, 0x64, 0x00, 0x00, 0x7e, 0x6d,         /*R*/
 907                 0x20, 0x00, 0x00, 0x00, 0x3b, 0x61, 0x7e, 0x25,         /*B*/
 908         },
 909 };
 910
 911 static int rockchip_hdmiv2_video_csc(struct hdmi_dev *hdmi_dev,
 912                                      struct hdmi_video *vpara)
 913 {
 914         int i, mode, interpolation, decimation, csc_scale;
 915         const char *coeff = NULL;
 916         unsigned char color_depth = 0;
 917
 918         if (vpara->color_input == vpara->color_output) {
 919                 hdmi_msk_reg(hdmi_dev, MC_FLOWCTRL,
 920                              m_FEED_THROUGH_OFF, v_FEED_THROUGH_OFF(0));
 921                 return 0;
 922         }
 923
 924         if (vpara->color_input == HDMI_COLOR_YCBCR422 &&
 925             vpara->color_output != HDMI_COLOR_YCBCR422 &&
 926             vpara->color_output != HDMI_COLOR_YCBCR420) {
 927                 interpolation = 1;
 928                 hdmi_msk_reg(hdmi_dev, CSC_CFG,
 929                              m_CSC_INTPMODE, v_CSC_INTPMODE(interpolation));
 930         }
 931
 932         if ((vpara->color_input == HDMI_COLOR_RGB_0_255 ||
 933              vpara->color_input == HDMI_COLOR_YCBCR444) &&
 934              vpara->color_output == HDMI_COLOR_YCBCR422) {
 935                 decimation = 1;
 936                 hdmi_msk_reg(hdmi_dev, CSC_CFG,
 937                              m_CSC_DECIMODE, v_CSC_DECIMODE(decimation));
 938         }
 939
 940         switch (vpara->vic) {
 941         case HDMI_720X480I_60HZ_4_3:
 942         case HDMI_720X576I_50HZ_4_3:
 943         case HDMI_720X480P_60HZ_4_3:
 944         case HDMI_720X576P_50HZ_4_3:
 945         case HDMI_720X480I_60HZ_16_9:
 946         case HDMI_720X576I_50HZ_16_9:
 947         case HDMI_720X480P_60HZ_16_9:
 948         case HDMI_720X576P_50HZ_16_9:
 949                 if (vpara->color_input == HDMI_COLOR_RGB_0_255 &&
 950                     vpara->color_output >= HDMI_COLOR_YCBCR444) {
 951                         mode = CSC_RGB_0_255_TO_ITU601_16_235_8BIT;
 952                         csc_scale = 0;
 953                 } else if (vpara->color_input >= HDMI_COLOR_YCBCR444 &&
 954                            vpara->color_output == HDMI_COLOR_RGB_0_255) {
 955                         mode = CSC_ITU601_16_235_TO_RGB_0_255_8BIT;
 956                         csc_scale = 1;
 957                 }
 958                 break;
 959         default:
 960                 if (vpara->color_input == HDMI_COLOR_RGB_0_255 &&
 961                     vpara->color_output >= HDMI_COLOR_YCBCR444) {
 962                         mode = CSC_RGB_0_255_TO_ITU709_16_235_8BIT;
 963                         csc_scale = 0;
 964                 } else if (vpara->color_input >= HDMI_COLOR_YCBCR444 &&
 965                            vpara->color_output == HDMI_COLOR_RGB_0_255) {
 966                         mode = CSC_ITU709_16_235_TO_RGB_0_255_8BIT;
 967                         csc_scale = 1;
 968                 }
 969                 break;
 970         }
 971
 972         if ((vpara->color_input == HDMI_COLOR_RGB_0_255) &&
 973             (vpara->color_output == HDMI_COLOR_RGB_16_235)) {
 974                 mode = CSC_RGB_0_255_TO_RGB_16_235_8BIT;
 975                 csc_scale = 0;
 976         }
 977
 978         switch (vpara->color_output_depth) {
 979         case 10:
 980                 color_depth = COLOR_DEPTH_30BIT;
 981                 mode += 1;
 982                 break;
 983         case 12:
 984                 color_depth = COLOR_DEPTH_36BIT;
 985                 mode += 2;
 986                 break;
 987         case 16:
 988                 color_depth = COLOR_DEPTH_48BIT;
 989                 mode += 3;
 990                 break;
 991         case 8:
 992         default:
 993                 color_depth = COLOR_DEPTH_24BIT;
 994                 break;
 995         }
 996
 997         coeff = coeff_csc[mode];
 998         for (i = 0; i < 24; i++)
 999                 hdmi_writel(hdmi_dev, CSC_COEF_A1_MSB + i, coeff[i]);
1000
1001         hdmi_msk_reg(hdmi_dev, CSC_SCALE,
1002                      m_CSC_SCALE, v_CSC_SCALE(csc_scale));
1003         /*config CSC_COLOR_DEPTH*/
1004         hdmi_msk_reg(hdmi_dev, CSC_SCALE,
1005                      m_CSC_COLOR_DEPTH, v_CSC_COLOR_DEPTH(color_depth));
1006
1007         /* enable CSC */
1008         hdmi_msk_reg(hdmi_dev, MC_FLOWCTRL,
1009                      m_FEED_THROUGH_OFF, v_FEED_THROUGH_OFF(1));
1010
1011         return 0;
1012 }
1013
1014
1015 static int hdmi_dev_detect_hotplug(struct hdmi *hdmi)
1016 {
1017         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1018         u32 value = hdmi_readl(hdmi_dev, PHY_STAT0);
1019
1020         HDMIDBG("[%s] reg%x value %02x\n", __func__, PHY_STAT0, value);
1021
1022         if (value & m_PHY_HPD)
1023                 return HDMI_HPD_ACTIVED;
1024         else
1025                 return HDMI_HPD_REMOVED;
1026 }
1027
1028 static int hdmi_dev_read_edid(struct hdmi *hdmi, int block, unsigned char *buff)
1029 {
1030         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1031         int i = 0, n = 0, index = 0, ret = -1, trytime = 5;
1032         int offset = (block % 2) * 0x80;
1033         int interrupt = 0;
1034
1035         HDMIDBG("[%s] block %d\n", __func__, block);
1036
1037         rockchip_hdmiv2_i2cm_reset(hdmi_dev);
1038
1039         /* Set DDC I2C CLK which devided from DDC_CLK to 100KHz. */
1040         rockchip_hdmiv2_i2cm_clk_init(hdmi_dev);
1041
1042         /* Enable I2C interrupt for reading edid */
1043         rockchip_hdmiv2_i2cm_mask_int(hdmi_dev, 0);
1044
1045         hdmi_writel(hdmi_dev, I2CM_SLAVE, DDC_I2C_EDID_ADDR);
1046         hdmi_writel(hdmi_dev, I2CM_SEGADDR, DDC_I2C_SEG_ADDR);
1047         hdmi_writel(hdmi_dev, I2CM_SEGPTR, block / 2);
1048         for (n = 0; n < HDMI_EDID_BLOCK_SIZE / 8; n++) {
1049                 for (trytime = 0; trytime < 5; trytime++) {
1050                         hdmi_writel(hdmi_dev, I2CM_ADDRESS, offset + 8 * n);
1051                         /* enable extend sequential read operation */
1052                         if (block == 0)
1053                                 hdmi_msk_reg(hdmi_dev, I2CM_OPERATION,
1054                                              m_I2CM_RD8, v_I2CM_RD8(1));
1055                         else
1056                                 hdmi_msk_reg(hdmi_dev, I2CM_OPERATION,
1057                                              m_I2CM_RD8_EXT,
1058                                              v_I2CM_RD8_EXT(1));
1059
1060                         i = 20;
1061                         while (i--) {
1062                                 usleep_range(900, 1000);
1063                                 interrupt = hdmi_readl(hdmi_dev,
1064                                                        IH_I2CM_STAT0);
1065                                 if (interrupt)
1066                                         hdmi_writel(hdmi_dev,
1067                                                     IH_I2CM_STAT0, interrupt);
1068
1069                                 if (interrupt &
1070                                     (m_SCDC_READREQ | m_I2CM_DONE |
1071                                      m_I2CM_ERROR))
1072                                         break;
1073                         }
1074
1075                         if (interrupt & m_I2CM_DONE) {
1076                                 for (index = 0; index < 8; index++)
1077                                         buff[8 * n + index] =
1078                                                 hdmi_readl(hdmi_dev,
1079                                                            I2CM_READ_BUFF0 +
1080                                                            index);
1081
1082                                 if (n == HDMI_EDID_BLOCK_SIZE / 8 - 1) {
1083                                         ret = 0;
1084                                         goto exit;
1085                                 }
1086                                 break;
1087                         } else if ((interrupt & m_I2CM_ERROR) || (i == -1)) {
1088                                 dev_err(hdmi->dev,
1089                                         "[%s] edid read %d error\n",
1090                                         __func__, offset + 8 * n);
1091                         }
1092                 }
1093                 if (trytime == 5) {
1094                         dev_err(hdmi->dev,
1095                                 "[%s] edid read error\n", __func__);
1096                         break;
1097                 }
1098         }
1099
1100 exit:
1101         /* Disable I2C interrupt */
1102         rockchip_hdmiv2_i2cm_mask_int(hdmi_dev, 1);
1103         return ret;
1104 }
1105
1106 static void hdmi_dev_config_avi(struct hdmi_dev *hdmi_dev,
1107                                 struct hdmi_video *vpara)
1108 {
1109         unsigned char colorimetry, ext_colorimetry, aspect_ratio, y1y0;
1110         unsigned char rgb_quan_range = AVI_QUANTIZATION_RANGE_DEFAULT;
1111
1112         /* Set AVI infoFrame Data byte1 */
1113         if (vpara->color_output == HDMI_COLOR_YCBCR444)
1114                 y1y0 = AVI_COLOR_MODE_YCBCR444;
1115         else if (vpara->color_output == HDMI_COLOR_YCBCR422)
1116                 y1y0 = AVI_COLOR_MODE_YCBCR422;
1117         else if (vpara->color_output == HDMI_COLOR_YCBCR420)
1118                 y1y0 = AVI_COLOR_MODE_YCBCR420;
1119         else
1120                 y1y0 = AVI_COLOR_MODE_RGB;
1121
1122         hdmi_msk_reg(hdmi_dev, FC_AVICONF0,
1123                      m_FC_ACTIV_FORMAT | m_FC_RGC_YCC,
1124                      v_FC_RGC_YCC(y1y0) | v_FC_ACTIV_FORMAT(1));
1125
1126         /* Set AVI infoFrame Data byte2 */
1127         switch (vpara->vic) {
1128         case HDMI_720X480I_60HZ_4_3:
1129         case HDMI_720X576I_50HZ_4_3:
1130         case HDMI_720X480P_60HZ_4_3:
1131         case HDMI_720X576P_50HZ_4_3:
1132                 aspect_ratio = AVI_CODED_FRAME_ASPECT_4_3;
1133                 if (vpara->colorimetry == HDMI_COLORIMETRY_NO_DATA)
1134                         colorimetry = AVI_COLORIMETRY_SMPTE_170M;
1135                 break;
1136         case HDMI_720X480I_60HZ_16_9:
1137         case HDMI_720X576I_50HZ_16_9:
1138         case HDMI_720X480P_60HZ_16_9:
1139         case HDMI_720X576P_50HZ_16_9:
1140                 aspect_ratio = AVI_CODED_FRAME_ASPECT_16_9;
1141                 if (vpara->colorimetry == HDMI_COLORIMETRY_NO_DATA)
1142                         colorimetry = AVI_COLORIMETRY_SMPTE_170M;
1143                 break;
1144         default:
1145                 aspect_ratio = AVI_CODED_FRAME_ASPECT_16_9;
1146                 if (vpara->colorimetry == HDMI_COLORIMETRY_NO_DATA)
1147                         colorimetry = AVI_COLORIMETRY_ITU709;
1148         }
1149
1150         if (vpara->colorimetry > HDMI_COLORIMETRY_ITU709) {
1151                 colorimetry = AVI_COLORIMETRY_EXTENDED;
1152                 ext_colorimetry = vpara->colorimetry;
1153         } else if (vpara->color_output == HDMI_COLOR_RGB_16_235 ||
1154                  vpara->color_output == HDMI_COLOR_RGB_0_255) {
1155                 colorimetry = AVI_COLORIMETRY_NO_DATA;
1156                 ext_colorimetry = 0;
1157         } else if (vpara->colorimetry != HDMI_COLORIMETRY_NO_DATA) {
1158                 colorimetry = vpara->colorimetry;
1159         }
1160
1161         hdmi_writel(hdmi_dev, FC_AVICONF1,
1162                     v_FC_COLORIMETRY(colorimetry) |
1163                     v_FC_PIC_ASPEC_RATIO(aspect_ratio) |
1164                     v_FC_ACT_ASPEC_RATIO(ACTIVE_ASPECT_RATE_DEFAULT));
1165
1166         /* Set AVI infoFrame Data byte3 */
1167         hdmi_msk_reg(hdmi_dev, FC_AVICONF2,
1168                      m_FC_EXT_COLORIMETRY | m_FC_QUAN_RANGE,
1169                      v_FC_EXT_COLORIMETRY(ext_colorimetry) |
1170                      v_FC_QUAN_RANGE(rgb_quan_range));
1171
1172         /* Set AVI infoFrame Data byte4 */
1173         if ((vpara->vic > 92 && vpara->vic < 96) || (vpara->vic == 98))
1174                 hdmi_writel(hdmi_dev, FC_AVIVID, 0);
1175         else
1176                 hdmi_writel(hdmi_dev, FC_AVIVID, vpara->vic & 0xff);
1177         /* Set AVI infoFrame Data byte5 */
1178         hdmi_msk_reg(hdmi_dev, FC_AVICONF3, m_FC_YQ | m_FC_CN,
1179                      v_FC_YQ(YQ_LIMITED_RANGE) | v_FC_CN(CN_GRAPHICS));
1180 }
1181
1182 static int hdmi_dev_config_vsi(struct hdmi *hdmi,
1183                                unsigned char vic_3d, unsigned char format)
1184 {
1185         int i = 0, id = 0x000c03;
1186         unsigned char data[3] = {0};
1187
1188         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1189
1190         HDMIDBG("[%s] vic %d format %d.\n", __func__, vic_3d, format);
1191
1192         hdmi_msk_reg(hdmi_dev, FC_DATAUTO0, m_VSD_AUTO, v_VSD_AUTO(0));
1193         hdmi_writel(hdmi_dev, FC_VSDIEEEID2, id & 0xff);
1194         hdmi_writel(hdmi_dev, FC_VSDIEEEID1, (id >> 8) & 0xff);
1195         hdmi_writel(hdmi_dev, FC_VSDIEEEID0, (id >> 16) & 0xff);
1196
1197         data[0] = format << 5;  /* PB4 --HDMI_Video_Format */
1198         switch (format) {
1199         case HDMI_VIDEO_FORMAT_4KX2K:
1200                 data[1] = vic_3d;       /* PB5--HDMI_VIC */
1201                 data[2] = 0;
1202                 break;
1203         case HDMI_VIDEO_FORMAT_3D:
1204                 data[1] = vic_3d << 4;  /* PB5--3D_Structure field */
1205                 data[2] = 0;            /* PB6--3D_Ext_Data field */
1206                 break;
1207         default:
1208                 data[1] = 0;
1209                 data[2] = 0;
1210                 break;
1211         }
1212
1213         for (i = 0; i < 3; i++)
1214                 hdmi_writel(hdmi_dev, FC_VSDPAYLOAD0 + i, data[i]);
1215         hdmi_writel(hdmi_dev, FC_VSDSIZE, 0x6);
1216 /*      if (auto_send) { */
1217         hdmi_writel(hdmi_dev, FC_DATAUTO1, 0);
1218         hdmi_writel(hdmi_dev, FC_DATAUTO2, 0x11);
1219         hdmi_msk_reg(hdmi_dev, FC_DATAUTO0, m_VSD_AUTO, v_VSD_AUTO(1));
1220 /*      }
1221         else {
1222                 hdmi_msk_reg(hdmi_dev, FC_DATMAN, m_VSD_MAN, v_VSD_MAN(1));
1223         }
1224 */
1225         return 0;
1226 }
1227
1228 static int hdmi_dev_config_video(struct hdmi *hdmi, struct hdmi_video *vpara)
1229 {
1230         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1231
1232         HDMIDBG("%s vic %d 3dformat %d color mode %d color depth %d\n",
1233                 __func__, vpara->vic, vpara->format_3d,
1234                 vpara->color_output, vpara->color_output_depth);
1235
1236         if (hdmi_dev->soctype == HDMI_SOC_RK3288)
1237                 vpara->color_input = HDMI_COLOR_RGB_0_255;
1238
1239         if (!hdmi->uboot) {
1240                 /* befor configure video, we power off phy */
1241                 hdmi_msk_reg(hdmi_dev, PHY_CONF0,
1242                              m_PDDQ_SIG | m_TXPWRON_SIG,
1243                              v_PDDQ_SIG(1) | v_TXPWRON_SIG(0));
1244
1245                 /* force output blue */
1246                 if (vpara->color_output == HDMI_COLOR_RGB_0_255) {
1247                         hdmi_writel(hdmi_dev, FC_DBGTMDS2, 0x00);       /*R*/
1248                         hdmi_writel(hdmi_dev, FC_DBGTMDS1, 0x00);       /*G*/
1249                         hdmi_writel(hdmi_dev, FC_DBGTMDS0, 0x00);       /*B*/
1250                 } else if (vpara->color_output == HDMI_COLOR_RGB_16_235) {
1251                         hdmi_writel(hdmi_dev, FC_DBGTMDS2, 0x10);       /*R*/
1252                         hdmi_writel(hdmi_dev, FC_DBGTMDS1, 0x10);       /*G*/
1253                         hdmi_writel(hdmi_dev, FC_DBGTMDS0, 0x10);       /*B*/
1254                 } else {
1255                         hdmi_writel(hdmi_dev, FC_DBGTMDS2, 0x80);       /*R*/
1256                         hdmi_writel(hdmi_dev, FC_DBGTMDS1, 0x10);       /*G*/
1257                         hdmi_writel(hdmi_dev, FC_DBGTMDS0, 0x80);       /*B*/
1258                 }
1259                 hdmi_msk_reg(hdmi_dev, FC_DBGFORCE,
1260                              m_FC_FORCEVIDEO, v_FC_FORCEVIDEO(1));
1261                 hdmi_writel(hdmi_dev, MC_CLKDIS, m_HDCPCLK_DISABLE);
1262         }
1263
1264         if (rockchip_hdmiv2_video_framecomposer(hdmi, vpara) < 0)
1265                 return -1;
1266
1267         if (rockchip_hdmiv2_video_packetizer(hdmi_dev, vpara) < 0)
1268                 return -1;
1269         /* Color space convert */
1270         if (rockchip_hdmiv2_video_csc(hdmi_dev, vpara) < 0)
1271                 return -1;
1272         if (rockchip_hdmiv2_video_sampler(hdmi_dev, vpara) < 0)
1273                 return -1;
1274
1275         if (vpara->sink_hdmi == OUTPUT_HDMI) {
1276                 hdmi_dev_config_avi(hdmi_dev, vpara);
1277                 if (vpara->format_3d != HDMI_3D_NONE) {
1278                         hdmi_dev_config_vsi(hdmi,
1279                                             vpara->format_3d,
1280                                             HDMI_VIDEO_FORMAT_3D);
1281                 } else if ((vpara->vic > 92 && vpara->vic < 96) ||
1282                          (vpara->vic == 98)) {
1283                         vpara->vic = (vpara->vic == 98) ?
1284                                      4 : (96 - vpara->vic);
1285                         hdmi_dev_config_vsi(hdmi,
1286                                             vpara->vic,
1287                                             HDMI_VIDEO_FORMAT_4KX2K);
1288                 } else {
1289                         hdmi_dev_config_vsi(hdmi,
1290                                             vpara->vic,
1291                                             HDMI_VIDEO_FORMAT_NORMAL);
1292                 }
1293                 dev_info(hdmi->dev, "[%s] sucess output HDMI.\n", __func__);
1294         } else {
1295                 dev_info(hdmi->dev, "[%s] sucess output DVI.\n", __func__);
1296         }
1297
1298         if (!hdmi->uboot)
1299                 rockchip_hdmiv2_config_phy(hdmi_dev);
1300         return 0;
1301 }
1302
1303 static void hdmi_dev_config_aai(struct hdmi_dev *hdmi_dev,
1304                                 struct hdmi_audio *audio)
1305 {
1306         /*Refer to CEA861-E Audio infoFrame*/
1307         /*Set both Audio Channel Count and Audio Coding
1308           Type Refer to Stream Head for HDMI*/
1309         hdmi_msk_reg(hdmi_dev, FC_AUDICONF0,
1310                      m_FC_CHN_CNT | m_FC_CODING_TYEP,
1311                      v_FC_CHN_CNT(audio->channel-1) | v_FC_CODING_TYEP(0));
1312
1313         /*Set both Audio Sample Size and Sample Frequency
1314           Refer to Stream Head for HDMI*/
1315         hdmi_msk_reg(hdmi_dev, FC_AUDICONF1,
1316                      m_FC_SAMPLE_SIZE | m_FC_SAMPLE_FREQ,
1317                      v_FC_SAMPLE_SIZE(0) | v_FC_SAMPLE_FREQ(0));
1318
1319         /*Set Channel Allocation*/
1320         hdmi_writel(hdmi_dev, FC_AUDICONF2, 0x00);
1321
1322         /*Set LFEPBL¡¢DOWN-MIX INH and LSV*/
1323         hdmi_writel(hdmi_dev, FC_AUDICONF3, 0x00);
1324 }
1325
1326 static int hdmi_dev_config_audio(struct hdmi *hdmi, struct hdmi_audio *audio)
1327 {
1328         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1329         int word_length = 0, channel = 0, mclk_fs;
1330         unsigned int N = 0, CTS = 0;
1331         int rate = 0;
1332
1333         HDMIDBG("%s\n", __func__);
1334
1335         if (audio->channel < 3)
1336                 channel = I2S_CHANNEL_1_2;
1337         else if (audio->channel < 5)
1338                 channel = I2S_CHANNEL_3_4;
1339         else if (audio->channel < 7)
1340                 channel = I2S_CHANNEL_5_6;
1341         else
1342                 channel = I2S_CHANNEL_7_8;
1343
1344         switch (audio->rate) {
1345         case HDMI_AUDIO_FS_32000:
1346                 mclk_fs = FS_128;
1347                 rate = AUDIO_32K;
1348                 if (hdmi_dev->tmdsclk >= 594000000)
1349                         N = N_32K_HIGHCLK;
1350                 else if (hdmi_dev->tmdsclk >= 297000000)
1351                         N = N_32K_MIDCLK;
1352                 else
1353                         N = N_32K_LOWCLK;
1354                 /*div a num to avoid the value is exceed 2^32(int)*/
1355                 CTS = CALC_CTS(N, hdmi_dev->tmdsclk/1000, 32);
1356                 break;
1357         case HDMI_AUDIO_FS_44100:
1358                 mclk_fs = FS_128;
1359                 rate = AUDIO_441K;
1360                 if (hdmi_dev->tmdsclk >= 594000000)
1361                         N = N_441K_HIGHCLK;
1362                 else if (hdmi_dev->tmdsclk >= 297000000)
1363                         N = N_441K_MIDCLK;
1364                 else
1365                         N = N_441K_LOWCLK;
1366
1367                 CTS = CALC_CTS(N, hdmi_dev->tmdsclk/100, 441);
1368                 break;
1369         case HDMI_AUDIO_FS_48000:
1370                 mclk_fs = FS_128;
1371                 rate = AUDIO_48K;
1372                 if (hdmi_dev->tmdsclk >= 594000000)     /*FS_153.6*/
1373                         N = N_48K_HIGHCLK;
1374                 else if (hdmi_dev->tmdsclk >= 297000000)
1375                         N = N_48K_MIDCLK;
1376                 else
1377                         N = N_48K_LOWCLK;
1378
1379                 CTS = CALC_CTS(N, hdmi_dev->tmdsclk/1000, 48);
1380                 break;
1381         case HDMI_AUDIO_FS_88200:
1382                 mclk_fs = FS_128;
1383                 rate = AUDIO_882K;
1384                 if (hdmi_dev->tmdsclk >= 594000000)
1385                         N = N_882K_HIGHCLK;
1386                 else if (hdmi_dev->tmdsclk >= 297000000)
1387                         N = N_882K_MIDCLK;
1388                 else
1389                         N = N_882K_LOWCLK;
1390
1391                 CTS = CALC_CTS(N, hdmi_dev->tmdsclk/100, 882);
1392                 break;
1393         case HDMI_AUDIO_FS_96000:
1394                 mclk_fs = FS_128;
1395                 rate = AUDIO_96K;
1396                 if (hdmi_dev->tmdsclk >= 594000000)     /*FS_153.6*/
1397                         N = N_96K_HIGHCLK;
1398                 else if (hdmi_dev->tmdsclk >= 297000000)
1399                         N = N_96K_MIDCLK;
1400                 else
1401                         N = N_96K_LOWCLK;
1402
1403                 CTS = CALC_CTS(N, hdmi_dev->tmdsclk/1000, 96);
1404                 break;
1405         case HDMI_AUDIO_FS_176400:
1406                 mclk_fs = FS_128;
1407                 rate = AUDIO_1764K;
1408                 if (hdmi_dev->tmdsclk >= 594000000)
1409                         N = N_1764K_HIGHCLK;
1410                 else if (hdmi_dev->tmdsclk >= 297000000)
1411                         N = N_1764K_MIDCLK;
1412                 else
1413                         N = N_1764K_LOWCLK;
1414
1415                 CTS = CALC_CTS(N, hdmi_dev->tmdsclk/100, 1764);
1416                 break;
1417         case HDMI_AUDIO_FS_192000:
1418                 mclk_fs = FS_128;
1419                 rate = AUDIO_192K;
1420                 if (hdmi_dev->tmdsclk >= 594000000)     /*FS_153.6*/
1421                         N = N_192K_HIGHCLK;
1422                 else if (hdmi_dev->tmdsclk >= 297000000)
1423                         N = N_192K_MIDCLK;
1424                 else
1425                         N = N_192K_LOWCLK;
1426
1427                 CTS = CALC_CTS(N, hdmi_dev->tmdsclk/1000, 192);
1428                 break;
1429         default:
1430                 dev_err(hdmi_dev->hdmi->dev,
1431                         "[%s] not support such sample rate %d\n",
1432                         __func__, audio->rate);
1433                 return -ENOENT;
1434         }
1435
1436         switch (audio->word_length) {
1437         case HDMI_AUDIO_WORD_LENGTH_16bit:
1438                 word_length = I2S_16BIT_SAMPLE;
1439                 break;
1440         case HDMI_AUDIO_WORD_LENGTH_20bit:
1441                 word_length = I2S_20BIT_SAMPLE;
1442                 break;
1443         case HDMI_AUDIO_WORD_LENGTH_24bit:
1444                 word_length = I2S_24BIT_SAMPLE;
1445                 break;
1446         default:
1447                 word_length = I2S_16BIT_SAMPLE;
1448         }
1449
1450         HDMIDBG("rate = %d, tmdsclk = %u, N = %d, CTS = %d\n",
1451                 audio->rate, hdmi_dev->tmdsclk, N, CTS);
1452         /* more than 2 channels => layout 1 else layout 0 */
1453         hdmi_msk_reg(hdmi_dev, FC_AUDSCONF,
1454                      m_AUD_PACK_LAYOUT,
1455                      v_AUD_PACK_LAYOUT((audio->channel > 2) ? 1 : 0));
1456
1457         if (hdmi_dev->audiosrc == HDMI_AUDIO_SRC_SPDIF) {
1458                 mclk_fs = FS_128;
1459                 hdmi_msk_reg(hdmi_dev, AUD_CONF0,
1460                              m_I2S_SEL, v_I2S_SEL(AUDIO_SPDIF_GPA));
1461                 hdmi_msk_reg(hdmi_dev, AUD_SPDIF1,
1462                              m_SET_NLPCM | m_SPDIF_WIDTH,
1463                              v_SET_NLPCM(PCM_LINEAR) |
1464                              v_SPDIF_WIDTH(word_length));
1465                 /*Mask fifo empty and full int and reset fifo*/
1466                 hdmi_msk_reg(hdmi_dev, AUD_SPDIFINT,
1467                              m_FIFO_EMPTY_MASK | m_FIFO_FULL_MASK,
1468                              v_FIFO_EMPTY_MASK(1) | v_FIFO_FULL_MASK(1));
1469                 hdmi_msk_reg(hdmi_dev, AUD_SPDIF0,
1470                              m_SW_SAUD_FIFO_RST, v_SW_SAUD_FIFO_RST(1));
1471         } else {
1472                 /*Mask fifo empty and full int and reset fifo*/
1473                 hdmi_msk_reg(hdmi_dev, AUD_INT,
1474                              m_FIFO_EMPTY_MASK | m_FIFO_FULL_MASK,
1475                              v_FIFO_EMPTY_MASK(1) | v_FIFO_FULL_MASK(1));
1476                 hdmi_msk_reg(hdmi_dev, AUD_CONF0,
1477                              m_SW_AUD_FIFO_RST, v_SW_AUD_FIFO_RST(1));
1478                 hdmi_writel(hdmi_dev, MC_SWRSTZREQ, 0xF7);
1479                 hdmi_writel(hdmi_dev, AUD_CONF2, 0x0);
1480                 usleep_range(90, 100);
1481                 if (I2S_CHANNEL_7_8 == channel) {
1482                         HDMIDBG("hbr mode.\n");
1483                         hdmi_writel(hdmi_dev, AUD_CONF2, 0x1);
1484                         word_length = I2S_24BIT_SAMPLE;
1485                 } else if ((HDMI_AUDIO_FS_48000 == audio->rate) ||
1486                            (HDMI_AUDIO_FS_192000 == audio->rate)) {
1487                         HDMIDBG("nlpcm mode.\n");
1488                         hdmi_writel(hdmi_dev, AUD_CONF2, 0x2);
1489                         word_length = I2S_24BIT_SAMPLE;
1490                 } else {
1491                         hdmi_writel(hdmi_dev, AUD_CONF2, 0x0);
1492                 }
1493                 hdmi_msk_reg(hdmi_dev, AUD_CONF0,
1494                              m_I2S_SEL | m_I2S_IN_EN,
1495                              v_I2S_SEL(AUDIO_I2S) | v_I2S_IN_EN(channel));
1496                 hdmi_writel(hdmi_dev, AUD_CONF1,
1497                             v_I2S_MODE(I2S_STANDARD_MODE) |
1498                             v_I2S_WIDTH(word_length));
1499         }
1500
1501         hdmi_msk_reg(hdmi_dev, AUD_INPUTCLKFS,
1502                      m_LFS_FACTOR, v_LFS_FACTOR(mclk_fs));
1503
1504         /*Set N value*/
1505         hdmi_msk_reg(hdmi_dev, AUD_N3, m_NCTS_ATOMIC_WR, v_NCTS_ATOMIC_WR(1));
1506         /*Set CTS by manual*/
1507         hdmi_msk_reg(hdmi_dev, AUD_CTS3,
1508                      m_N_SHIFT | m_CTS_MANUAL | m_AUD_CTS3,
1509                      v_N_SHIFT(N_SHIFT_1) |
1510                      v_CTS_MANUAL(1) |
1511                      v_AUD_CTS3(CTS >> 16));
1512         hdmi_writel(hdmi_dev, AUD_CTS2, (CTS >> 8) & 0xff);
1513         hdmi_writel(hdmi_dev, AUD_CTS1, CTS & 0xff);
1514
1515         hdmi_msk_reg(hdmi_dev, AUD_N3, m_AUD_N3, v_AUD_N3(N >> 16));
1516         hdmi_writel(hdmi_dev, AUD_N2, (N >> 8) & 0xff);
1517         hdmi_writel(hdmi_dev, AUD_N1, N & 0xff);
1518
1519         /* set channel status register */
1520         hdmi_msk_reg(hdmi_dev, FC_AUDSCHNLS7,
1521                      m_AUDIO_SAMPLE_RATE, v_AUDIO_SAMPLE_RATE(rate));
1522         hdmi_writel(hdmi_dev, FC_AUDSCHNLS8, ((~rate) << 4) | 0x2);
1523
1524         hdmi_msk_reg(hdmi_dev, AUD_CONF0,
1525                      m_SW_AUD_FIFO_RST, v_SW_AUD_FIFO_RST(1));
1526
1527         hdmi_dev_config_aai(hdmi_dev, audio);
1528
1529         return 0;
1530 }
1531
1532 static int hdmi_dev_control_output(struct hdmi *hdmi, int enable)
1533 {
1534         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1535         struct hdmi_video vpara;
1536
1537         HDMIDBG("[%s] %d\n", __func__, enable);
1538         if (enable == HDMI_AV_UNMUTE) {
1539                 hdmi_writel(hdmi_dev, FC_DBGFORCE, 0x00);
1540                 if (hdmi->edid.sink_hdmi == OUTPUT_HDMI)
1541                         hdmi_msk_reg(hdmi_dev, FC_GCP,
1542                                      m_FC_SET_AVMUTE | m_FC_CLR_AVMUTE,
1543                                      v_FC_SET_AVMUTE(0) | v_FC_CLR_AVMUTE(1));
1544         } else {
1545                 if (enable & HDMI_VIDEO_MUTE) {
1546                         hdmi_msk_reg(hdmi_dev, FC_DBGFORCE,
1547                                      m_FC_FORCEVIDEO, v_FC_FORCEVIDEO(1));
1548                         if (hdmi->edid.sink_hdmi == OUTPUT_HDMI) {
1549                                 hdmi_msk_reg(hdmi_dev, FC_GCP,
1550                                              m_FC_SET_AVMUTE |
1551                                              m_FC_CLR_AVMUTE,
1552                                              v_FC_SET_AVMUTE(1) |
1553                                              v_FC_CLR_AVMUTE(0));
1554                                 vpara.vic = hdmi->vic;
1555                                 vpara.color_output = HDMI_COLOR_RGB_0_255;
1556                                 hdmi_dev_config_avi(hdmi_dev, &vpara);
1557                         }
1558                 }
1559 /*              if (enable & HDMI_AUDIO_MUTE) {
1560                         hdmi_msk_reg(hdmi_dev, FC_AUDSCONF,
1561                                      m_AUD_PACK_SAMPFIT,
1562                                      v_AUD_PACK_SAMPFIT(0x0F));
1563                 }
1564 */              if (enable == (HDMI_VIDEO_MUTE | HDMI_AUDIO_MUTE)) {
1565                         msleep(100);
1566                         if (hdmi->ops->hdcp_power_off_cb)
1567                                 hdmi->ops->hdcp_power_off_cb(hdmi);
1568                         rockchip_hdmiv2_powerdown(hdmi_dev);
1569                         hdmi_dev->tmdsclk = 0;
1570 /*
1571                         hdmi_msk_reg(hdmi_dev, PHY_CONF0,
1572                                      m_PDDQ_SIG | m_TXPWRON_SIG,
1573                                      v_PDDQ_SIG(1) | v_TXPWRON_SIG(0));
1574                         hdmi_writel(hdmi_dev, MC_CLKDIS, 0x7f);
1575 */              }
1576         }
1577         return 0;
1578 }
1579
1580 static int hdmi_dev_insert(struct hdmi *hdmi)
1581 {
1582         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1583
1584         HDMIDBG("%s\n", __func__);
1585         if (!hdmi->uboot)
1586                 hdmi_writel(hdmi_dev, MC_CLKDIS, m_HDCPCLK_DISABLE);
1587         return HDMI_ERROR_SUCESS;
1588 }
1589
1590 static int hdmi_dev_remove(struct hdmi *hdmi)
1591 {
1592         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1593
1594         HDMIDBG("%s\n", __func__);
1595         if (hdmi->ops->hdcp_power_off_cb)
1596                 hdmi->ops->hdcp_power_off_cb(hdmi);
1597         rockchip_hdmiv2_powerdown(hdmi_dev);
1598         hdmi_dev->tmdsclk = 0;
1599         return HDMI_ERROR_SUCESS;
1600 }
1601
1602 static int hdmi_dev_enable(struct hdmi *hdmi)
1603 {
1604         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1605
1606         HDMIDBG("%s\n", __func__);
1607         if (!hdmi_dev->enable) {
1608                 hdmi_writel(hdmi_dev, IH_MUTE, 0x00);
1609                 hdmi_dev->enable = 1;
1610         }
1611         hdmi_submit_work(hdmi, HDMI_HPD_CHANGE, 10, NULL);
1612         return 0;
1613 }
1614
1615 static int hdmi_dev_disable(struct hdmi *hdmi)
1616 {
1617         struct hdmi_dev *hdmi_dev = hdmi->property->priv;
1618
1619         HDMIDBG("%s\n", __func__);
1620         if (hdmi_dev->enable) {
1621                 hdmi_dev->enable = 0;
1622                 hdmi_writel(hdmi_dev, IH_MUTE, 0x1);
1623         }
1624         return 0;
1625 }
1626
1627 void rockchip_hdmiv2_dev_init_ops(struct hdmi_ops *ops)
1628 {
1629         if (ops) {
1630                 ops->enable     = hdmi_dev_enable;
1631                 ops->disable    = hdmi_dev_disable;
1632                 ops->getstatus  = hdmi_dev_detect_hotplug;
1633                 ops->insert     = hdmi_dev_insert;
1634                 ops->remove     = hdmi_dev_remove;
1635                 ops->getedid    = hdmi_dev_read_edid;
1636                 ops->setvideo   = hdmi_dev_config_video;
1637                 ops->setaudio   = hdmi_dev_config_audio;
1638                 ops->setmute    = hdmi_dev_control_output;
1639                 ops->setvsi     = hdmi_dev_config_vsi;
1640         }
1641 }
1642
1643 void rockchip_hdmiv2_dev_initial(struct hdmi_dev *hdmi_dev)
1644 {
1645         struct hdmi *hdmi = hdmi_dev->hdmi;
1646
1647         if (!hdmi->uboot) {
1648                 /* reset hdmi */
1649                 if (hdmi_dev->soctype == HDMI_SOC_RK3288) {
1650                         writel_relaxed((1 << 9) | (1 << 25),
1651                                        RK_CRU_VIRT + 0x01d4);
1652                         udelay(1);
1653                         writel_relaxed((0 << 9) | (1 << 25),
1654                                        RK_CRU_VIRT + 0x01d4);
1655                 } else if (hdmi_dev->soctype == HDMI_SOC_RK3368) {
1656                         pr_info("reset hdmi\n");
1657                         regmap_write(hdmi_dev->grf_base, 0x031c,
1658                                      (1 << 9) | (1 << 25));
1659                         udelay(5);
1660                         regmap_write(hdmi_dev->grf_base, 0x031c,
1661                                      (0 << 9) | (1 << 25));
1662                 }
1663                 rockchip_hdmiv2_powerdown(hdmi_dev);
1664         }
1665         /*mute unnecessary interrrupt, only enable hpd*/
1666         hdmi_writel(hdmi_dev, IH_MUTE_FC_STAT0, 0xff);
1667         hdmi_writel(hdmi_dev, IH_MUTE_FC_STAT1, 0xff);
1668         hdmi_writel(hdmi_dev, IH_MUTE_FC_STAT2, 0xff);
1669         hdmi_writel(hdmi_dev, IH_MUTE_AS_STAT0, 0xff);
1670         hdmi_writel(hdmi_dev, IH_MUTE_PHY_STAT0, 0xfe);
1671         hdmi_writel(hdmi_dev, IH_MUTE_I2CM_STAT0, 0xff);
1672         hdmi_writel(hdmi_dev, IH_MUTE_CEC_STAT0, 0xff);
1673         hdmi_writel(hdmi_dev, IH_MUTE_VP_STAT0, 0xff);
1674         hdmi_writel(hdmi_dev, IH_MUTE_I2CMPHY_STAT0, 0xff);
1675         hdmi_writel(hdmi_dev, IH_MUTE_AHBDMAAUD_STAT0, 0xff);
1676
1677         /* disable hdcp interrup */
1678         hdmi_writel(hdmi_dev, A_APIINTMSK, 0xff);
1679         hdmi_writel(hdmi_dev, PHY_MASK, 0xf1);
1680
1681         if (hdmi->property->feature & SUPPORT_CEC)
1682                 rockchip_hdmiv2_cec_init(hdmi);
1683         if (hdmi->property->feature & SUPPORT_HDCP)
1684                 rockchip_hdmiv2_hdcp_init(hdmi);
1685 }
1686
1687 irqreturn_t rockchip_hdmiv2_dev_irq(int irq, void *priv)
1688 {
1689         struct hdmi_dev *hdmi_dev = priv;
1690         struct hdmi *hdmi = hdmi_dev->hdmi;
1691         char phy_pol = hdmi_readl(hdmi_dev, PHY_POL0);
1692         char phy_status = hdmi_readl(hdmi_dev, PHY_STAT0);
1693         char phy_int0 = hdmi_readl(hdmi_dev, PHY_INI0);
1694         /*read interrupt*/
1695         char fc_stat0 = hdmi_readl(hdmi_dev, IH_FC_STAT0);
1696         char fc_stat1 = hdmi_readl(hdmi_dev, IH_FC_STAT1);
1697         char fc_stat2 = hdmi_readl(hdmi_dev, IH_FC_STAT2);
1698         char aud_int = hdmi_readl(hdmi_dev, IH_AS_SATA0);
1699         char phy_int = hdmi_readl(hdmi_dev, IH_PHY_STAT0);
1700         char vp_stat0 = hdmi_readl(hdmi_dev, IH_VP_STAT0);
1701         char cec_int = hdmi_readl(hdmi_dev, IH_CEC_STAT0);
1702         char hdcp_int = hdmi_readl(hdmi_dev, A_APIINTSTAT);
1703         char hdcp2_int = hdmi_readl(hdmi_dev, HDCP2REG_STAT);
1704
1705         /*clear interrupt*/
1706         hdmi_writel(hdmi_dev, IH_FC_STAT0, fc_stat0);
1707         hdmi_writel(hdmi_dev, IH_FC_STAT1, fc_stat1);
1708         hdmi_writel(hdmi_dev, IH_FC_STAT2, fc_stat2);
1709         hdmi_writel(hdmi_dev, IH_VP_STAT0, vp_stat0);
1710
1711         if (phy_int0 || phy_int) {
1712                 phy_pol = (phy_int0 & (~phy_status)) | ((~phy_int0) & phy_pol);
1713                 hdmi_writel(hdmi_dev, PHY_POL0, phy_pol);
1714                 hdmi_writel(hdmi_dev, IH_PHY_STAT0, phy_int);
1715                 if ((phy_int & m_HPD) || ((phy_int & 0x3c) == 0x3c))
1716                         hdmi_submit_work(hdmi, HDMI_HPD_CHANGE, 20, NULL);
1717         }
1718
1719         /* Audio error */
1720         if (aud_int) {
1721                 hdmi_writel(hdmi_dev, IH_AS_SATA0, aud_int);
1722                 hdmi_msk_reg(hdmi_dev, AUD_CONF0,
1723                              m_SW_AUD_FIFO_RST, v_SW_AUD_FIFO_RST(1));
1724                 hdmi_writel(hdmi_dev, MC_SWRSTZREQ, 0xF7);
1725         }
1726         /* CEC */
1727         if (cec_int) {
1728                 hdmi_writel(hdmi_dev, IH_CEC_STAT0, cec_int);
1729                 rockchip_hdmiv2_cec_isr(hdmi_dev, cec_int);
1730         }
1731         /* HDCP */
1732         if (hdcp_int) {
1733                 hdmi_writel(hdmi_dev, A_APIINTCLR, hdcp_int);
1734                 rockchip_hdmiv2_hdcp_isr(hdmi_dev, hdcp_int);
1735         }
1736
1737         /* HDCP2 */
1738         if (hdcp2_int) {
1739                 hdmi_writel(hdmi_dev, HDCP2REG_STAT, hdcp2_int);
1740                 pr_info("hdcp2_int is 0x%02x\n", hdcp2_int);
1741                 if ((hdcp2_int & m_HDCP2_AUTH_FAIL ||
1742                      hdcp2_int & m_HDCP2_AUTH_LOST) &&
1743                     hdmi_dev->hdcp2_start) {
1744                         pr_info("hdcp2 failed or lost\n");
1745                         hdmi_dev->hdcp2_start();
1746                 }
1747         }
1748         return IRQ_HANDLED;
1749 }