packages/ti/drv/dss/examples/utils/app_utils_j721e.c

   1 /*
   2  *  Copyright (c) Texas Instruments Incorporated 2018
   3  *  All rights reserved.
   4  *
   5  *  Redistribution and use in source and binary forms, with or without
   6  *  modification, are permitted provided that the following conditions
   7  *  are met:
   8  *
   9  *    Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  *
  12  *    Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the
  15  *    distribution.
  16  *
  17  *    Neither the name of Texas Instruments Incorporated nor the names of
  18  *    its contributors may be used to endorse or promote products derived
  19  *    from this software without specific prior written permission.
  20  *
  21  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 /**
  35  *  \file app_utils.c
  36  *
  37  *  \brief DSS example utility APIs for J7
  38  */
  39
  40 /* ========================================================================== */
  41 /*                             Include Files                                  */
  42 /* ========================================================================== */
  43
  44 #include <ti/board/src/j721e_evm/include/board_control.h>
  45 #include <ti/csl/soc/cslr_soc_ctrl_mmr.h>
  46 #include <ti/drv/sciclient/sciclient.h>
  47 #include <ti/drv/pm/pmlib.h>
  48 #include "app_utils.h"
  49
  50 /* ========================================================================== */
  51 /*                           Macros & Typedefs                                */
  52 /* ========================================================================== */
  53
  54
  55 /* ========================================================================== */
  56 /*                         Structure Declarations                             */
  57 /* ========================================================================== */
  58
  59 /* None */
  60
  61 /* ========================================================================== */
  62 /*                          Function Declarations                             */
  63 /* ========================================================================== */
  64
  65 /* None */
  66
  67 /* ========================================================================== */
  68 /*                            Global Variables                                */
  69 /* ========================================================================== */
  70
  71 /* None */
  72
  73 /* ========================================================================== */
  74 /*                          Function Definitions                              */
  75 /* ========================================================================== */
  76
  77 void App_configureSoC(void)
  78 {
  79     /* Set drive strength */
  80     CSL_REG32_WR(CSL_WKUP_CTRL_MMR0_CFG0_BASE +
  81                  CSL_WKUP_CTRL_MMR_CFG0_H_IO_DRVSTRNGTH0_PROXY, 0xFU);
  82
  83     CSL_REG32_WR(CSL_WKUP_CTRL_MMR0_CFG0_BASE +
  84                  CSL_WKUP_CTRL_MMR_CFG0_V_IO_DRVSTRNGTH0_PROXY, 0xFU);
  85 }
  86
  87 void App_configureLCD(uint32_t app_output)
  88 {
  89     int32_t status = PM_SUCCESS;
  90     uint32_t regVal;
  91
  92     if(APP_OUTPUT_HDMI == app_output)
  93     {
  94         if(PM_SUCCESS == status)
  95         {
  96             status = Sciclient_pmSetModuleClkParent(TISCI_DEV_DSS0,
  97                     TISCI_DEV_DSS0_DSS_INST0_DPI_1_IN_2X_CLK,
  98                     TISCI_DEV_DSS0_DSS_INST0_DPI_1_IN_2X_CLK_PARENT_DPI0_EXT_CLKSEL_OUT0,
  99                     SCICLIENT_SERVICE_WAIT_FOREVER);
 100         }
 101
 102         if(PM_SUCCESS == status)
 103         {
 104             status = Sciclient_pmSetModuleState(TISCI_DEV_DSS0,
 105                     TISCI_MSG_VALUE_DEVICE_SW_STATE_ON,
 106                     TISCI_MSG_FLAG_AOP,
 107                     SCICLIENT_SERVICE_WAIT_FOREVER);
 108         }
 109
 110         if(PM_SUCCESS == status)
 111         {
 112             status = Sciclient_pmModuleClkRequest(TISCI_DEV_DSS0,
 113                     TISCI_DEV_DSS0_DSS_FUNC_CLK,
 114                     TISCI_MSG_VALUE_CLOCK_SW_STATE_REQ,
 115                     0,
 116                     SCICLIENT_SERVICE_WAIT_FOREVER);
 117         }
 118
 119         if(PM_SUCCESS == status)
 120         {
 121             status = Sciclient_pmSetModuleClkFreq(TISCI_DEV_DSS0,
 122                     TISCI_DEV_DSS0_DSS_INST0_DPI_1_IN_2X_CLK,
 123                     148500000ULL,
 124                     0,
 125                     SCICLIENT_SERVICE_WAIT_FOREVER);
 126         }
 127
 128         if(PM_SUCCESS == status)
 129         {
 130             status = Sciclient_pmModuleClkRequest(TISCI_DEV_DSS0,
 131                     TISCI_DEV_DSS0_DSS_INST0_DPI_1_IN_2X_CLK,
 132                     TISCI_MSG_VALUE_CLOCK_SW_STATE_REQ,
 133                     0,
 134                     SCICLIENT_SERVICE_WAIT_FOREVER);
 135         }
 136         if(PM_SUCCESS == status)
 137         {
 138             Board_control(BOARD_CTRL_CMD_SET_HDMI_MUX, (void*) 0U);
 139             Board_control(BOARD_CTRL_CMD_SET_HDMI_PD_HIGH, (void*) 0U);
 140         }
 141     }
 142     else if (APP_OUTPUT_DSI == app_output)
 143     {
 144         if(PM_SUCCESS == status)
 145         {
 146             status = Sciclient_pmSetModuleState(
 147                 TISCI_DEV_DSS_DSI0, TISCI_MSG_VALUE_DEVICE_SW_STATE_ON,
 148                 TISCI_MSG_FLAG_AOP, SCICLIENT_SERVICE_WAIT_FOREVER);
 149         }
 150         if(PM_SUCCESS == status)
 151         {
 152             status = Sciclient_pmSetModuleState(
 153                 TISCI_DEV_DPHY_TX0, TISCI_MSG_VALUE_DEVICE_SW_STATE_ON,
 154                 TISCI_MSG_FLAG_AOP, SCICLIENT_SERVICE_WAIT_FOREVER);
 155         }
 156         if(PM_SUCCESS == status)
 157         {
 158             status = Sciclient_pmSetModuleState(TISCI_DEV_DSS0,
 159                     TISCI_MSG_VALUE_DEVICE_SW_STATE_ON,
 160                     TISCI_MSG_FLAG_AOP,
 161                     SCICLIENT_SERVICE_WAIT_FOREVER);
 162         }
 163         if(PM_SUCCESS == status)
 164         {
 165             status = Sciclient_pmModuleClkRequest(TISCI_DEV_DSS0,
 166                     TISCI_DEV_DSS0_DSS_FUNC_CLK,
 167                     TISCI_MSG_VALUE_CLOCK_SW_STATE_REQ,
 168                     0,
 169                     SCICLIENT_SERVICE_WAIT_FOREVER);
 170         }
 171         if (PM_SUCCESS == status)
 172         {
 173             status = Sciclient_pmSetModuleClkParent(TISCI_DEV_DSS0,
 174                 TISCI_DEV_DSS0_DSS_INST0_DPI_2_IN_2X_CLK,
 175                 TISCI_DEV_DSS0_DSS_INST0_DPI_2_IN_2X_CLK_PARENT_HSDIV1_16FFT_MAIN_18_HSDIVOUT0_CLK,
 176                 SCICLIENT_SERVICE_WAIT_FOREVER);
 177         }
 178         if (PM_SUCCESS == status)
 179         {
 180             /* Set the clock at the desirable frequency*/
 181             status = Sciclient_pmSetModuleClkFreq(TISCI_DEV_DSS0,
 182                 TISCI_DEV_DSS0_DSS_INST0_DPI_2_IN_2X_CLK, 74250000u,
 183                 TISCI_MSG_FLAG_CLOCK_ALLOW_FREQ_CHANGE,
 184                 SCICLIENT_SERVICE_WAIT_FOREVER);
 185         }
 186     }
 187     else
 188     {
 189         if(PM_SUCCESS == status)
 190         {
 191             status = Sciclient_pmSetModuleState(TISCI_DEV_SERDES_10G0,
 192                     TISCI_MSG_VALUE_DEVICE_SW_STATE_ON,
 193                     TISCI_MSG_FLAG_AOP,
 194                     SCICLIENT_SERVICE_WAIT_FOREVER);
 195         }
 196
 197         if(PM_SUCCESS == status)
 198         {
 199             status = Sciclient_pmSetModuleState(TISCI_DEV_DSS_EDP0,
 200                     TISCI_MSG_VALUE_DEVICE_SW_STATE_ON,
 201                     TISCI_MSG_FLAG_AOP,
 202                     SCICLIENT_SERVICE_WAIT_FOREVER);
 203         }
 204
 205         /* Very Ugly Hack: Select DPI0 clk from DPI1_clk */
 206         if(PM_SUCCESS == status)
 207         {
 208             status = Sciclient_pmSetModuleClkParent(TISCI_DEV_DSS0,
 209                     TISCI_DEV_DSS0_DSS_INST0_DPI_1_IN_2X_CLK,
 210                     TISCI_DEV_DSS0_DSS_INST0_DPI_1_IN_2X_CLK_PARENT_DPI0_EXT_CLKSEL_OUT0,
 211                     SCICLIENT_SERVICE_WAIT_FOREVER);
 212         }
 213
 214         if(PM_SUCCESS == status)
 215         {
 216             status = Sciclient_pmSetModuleState(TISCI_DEV_DSS0,
 217                     TISCI_MSG_VALUE_DEVICE_SW_STATE_ON,
 218                     TISCI_MSG_FLAG_AOP,
 219                     SCICLIENT_SERVICE_WAIT_FOREVER);
 220         }
 221
 222         if(PM_SUCCESS == status)
 223         {
 224             status = Sciclient_pmModuleClkRequest(TISCI_DEV_DSS0,
 225                     TISCI_DEV_DSS0_DSS_FUNC_CLK,
 226                     TISCI_MSG_VALUE_CLOCK_SW_STATE_REQ,
 227                     0,
 228                     SCICLIENT_SERVICE_WAIT_FOREVER);
 229         }
 230
 231         if(PM_SUCCESS == status)
 232         {
 233             status = Sciclient_pmSetModuleClkFreq(TISCI_DEV_DSS0,
 234                     TISCI_DEV_DSS0_DSS_INST0_DPI_1_IN_2X_CLK,
 235                     148500000ULL,
 236                     0,
 237                     SCICLIENT_SERVICE_WAIT_FOREVER);
 238         }
 239
 240         if(PM_SUCCESS == status)
 241         {
 242             status = Sciclient_pmModuleClkRequest(TISCI_DEV_DSS0,
 243                     TISCI_DEV_DSS0_DSS_INST0_DPI_1_IN_2X_CLK,
 244                     TISCI_MSG_VALUE_CLOCK_SW_STATE_REQ,
 245                     0,
 246                     SCICLIENT_SERVICE_WAIT_FOREVER);
 247         }
 248
 249         if(PM_SUCCESS == status)
 250         {
 251             regVal = CSL_REG32_RD(CSL_CTRL_MMR0_CFG0_BASE +
 252                     CSL_MAIN_CTRL_MMR_CFG0_DSS_DISPC0_CLKSEL3);
 253             CSL_FINS(regVal,
 254                     MAIN_CTRL_MMR_CFG0_DSS_DISPC0_CLKSEL3_DPI3_PCLK,
 255                     0x5U);
 256             CSL_REG32_WR(CSL_CTRL_MMR0_CFG0_BASE +
 257                     CSL_MAIN_CTRL_MMR_CFG0_DSS_DISPC0_CLKSEL3, regVal);
 258         }
 259     }
 260
 261 }