src/soc/nvidia/tegra210/jdi_25x18_display/panel-jdi-lpm102a188a.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright 2015 Google Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15 #include <console/console.h>
  16 #include <arch/io.h>
  17 #include <stdint.h>
  18 #include <lib.h>
  19 #include <stdlib.h>
  20 #include <delay.h>
  21 #include <soc/addressmap.h>
  22 #include <soc/clock.h>
  23 #include <device/device.h>
  24 #include <soc/nvidia/tegra/types.h>
  25 #include "../chip.h"
  26 #include <soc/display.h>
  27 #include <soc/mipi_dsi.h>
  28 #include <soc/tegra_dsi.h>
  29 #include "panel-jdi-lpm102a188a.h"
  30
  31 struct panel_jdi jdi_data[NUM_DSI];
  32
  33 int panel_jdi_prepare(struct panel_jdi *jdi)
  34 {
  35         int ret;
  36         u8 data;
  37
  38         if (jdi->enabled)
  39                 return 0;
  40
  41         ret = mipi_dsi_dcs_set_column_address(jdi->dsi, 0,
  42                                 jdi->mode->xres / 2 - 1); // 2560/2
  43         if (ret < 0)
  44                 printk(BIOS_ERR, "failed to set column address: %d\n", ret);
  45
  46         ret = mipi_dsi_dcs_set_column_address(jdi->dsi->slave, 0,
  47                                 jdi->mode->xres / 2 - 1);
  48         if (ret < 0)
  49                 printk(BIOS_ERR, "failed to set column address: %d\n", ret);
  50
  51         ret = mipi_dsi_dcs_set_page_address(jdi->dsi, 0,
  52                                 jdi->mode->yres - 1);
  53         if (ret < 0)
  54                 printk(BIOS_ERR, "failed to set page address: %d\n", ret);
  55
  56         ret = mipi_dsi_dcs_set_page_address(jdi->dsi->slave, 0,
  57                                 jdi->mode->yres - 1);
  58         if (ret < 0)
  59                 printk(BIOS_ERR, "failed to set page address: %d\n", ret);
  60
  61         ret = mipi_dsi_dcs_set_tear_on(jdi->dsi, MIPI_DSI_DCS_TEAR_MODE_VBLANK);
  62         if (ret < 0)
  63                 printk(BIOS_ERR, "failed to set tear on: %d\n", ret);
  64
  65         ret = mipi_dsi_dcs_set_tear_on(jdi->dsi->slave,
  66                         MIPI_DSI_DCS_TEAR_MODE_VBLANK);
  67         if (ret < 0)
  68                 printk(BIOS_ERR, "failed to set tear on: %d\n", ret);
  69
  70         ret = mipi_dsi_dcs_set_address_mode(jdi->dsi, false, false, false,
  71                         false, false, false, false, false);
  72         if (ret < 0)
  73                 printk(BIOS_ERR, "failed to set address mode: %d\n", ret);
  74
  75         ret = mipi_dsi_dcs_set_address_mode(jdi->dsi->slave, false, false,
  76                         false, false, false, false, false, false);
  77         if (ret < 0)
  78                 printk(BIOS_ERR, "failed to set address mode: %d\n", ret);
  79
  80         ret = mipi_dsi_dcs_set_pixel_format(jdi->dsi, 0x77);
  81         if (ret < 0)
  82                 printk(BIOS_ERR, "failed to set pixel format: %d\n", ret);
  83
  84         ret = mipi_dsi_dcs_set_pixel_format(jdi->dsi->slave, 0x77);
  85         if (ret < 0)
  86                 printk(BIOS_ERR, "failed to set pixel format: %d\n", ret);
  87
  88         data = 0xFF;
  89         ret = mipi_dsi_dcs_write(jdi->dsi, 0x51, &data, 1);
  90         if (ret < 0)
  91                 printk(BIOS_ERR, "failed to set 0x51: %d\n", ret);
  92
  93         data = 0xFF;
  94         ret = mipi_dsi_dcs_write(jdi->dsi->slave, 0x51, &data, 1);
  95         if (ret < 0)
  96                 printk(BIOS_ERR, "failed to set 0x51: %d\n", ret);
  97
  98         data = 0x24;
  99         ret = mipi_dsi_dcs_write(jdi->dsi, 0x53, &data, 1);
 100         if (ret < 0)
 101                 printk(BIOS_ERR, "failed to set 0x53: %d\n", ret);
 102
 103         data = 0x24;
 104         ret = mipi_dsi_dcs_write(jdi->dsi->slave, 0x53, &data, 1);
 105         if (ret < 0)
 106                 printk(BIOS_ERR, "failed to set 0x53: %d\n", ret);
 107
 108         data = 0x00;
 109         ret = mipi_dsi_dcs_write(jdi->dsi, 0x55, &data, 1);
 110         if (ret < 0)
 111                 printk(BIOS_ERR, "failed to set 0x55: %d\n", ret);
 112
 113         data = 0x00;
 114         ret = mipi_dsi_dcs_write(jdi->dsi->slave, 0x55, &data, 1);
 115         if (ret < 0)
 116                 printk(BIOS_ERR, "failed to set 0x55: %d\n", ret);
 117
 118         ret = mipi_dsi_dcs_exit_sleep_mode(jdi->dsi);
 119         if (ret < 0)
 120                 printk(BIOS_ERR, "failed to exit sleep mode: %d\n", ret);
 121
 122         ret = mipi_dsi_dcs_exit_sleep_mode(jdi->dsi->slave);
 123         if (ret < 0)
 124                 printk(BIOS_ERR, "failed to exit sleep mode: %d\n", ret);
 125         mdelay(150);
 126
 127         ret = mipi_dsi_dcs_set_display_on(jdi->dsi);
 128         if (ret < 0)
 129                 printk(BIOS_ERR, "failed to set display on: %d\n", ret);
 130
 131         ret = mipi_dsi_dcs_set_display_on(jdi->dsi->slave);
 132         if (ret < 0)
 133                 printk(BIOS_ERR, "failed to set display on: %d\n", ret);
 134         mdelay(50);
 135
 136         jdi->enabled = true;
 137
 138         return 0;
 139 }
 140
 141 static int panel_jdi_enslave(struct mipi_dsi_device *master,
 142                         struct mipi_dsi_device *slave)
 143 {
 144         int ret;
 145
 146         ret = mipi_dsi_attach(master);
 147         if (ret < 0)
 148                 return ret;
 149
 150         return ret;
 151 }
 152
 153 static int panel_jdi_liberate(struct mipi_dsi_device *master,
 154                         struct mipi_dsi_device *slave)
 155 {
 156         int ret;
 157
 158         ret = mipi_dsi_detach(master);
 159         if (ret < 0)
 160                 return ret;
 161
 162         return 0;
 163 }
 164
 165 static const struct mipi_dsi_master_ops panel_jdi_master_ops = {
 166         .enslave = panel_jdi_enslave,
 167         .liberate = panel_jdi_liberate,
 168 };
 169
 170 struct panel_jdi *panel_jdi_dsi_probe(struct mipi_dsi_device *dsi)
 171 {
 172         static int index = 0;
 173         struct panel_jdi *jdi;
 174         int ret;
 175
 176         if (index >= NUM_DSI)
 177                 return (void *)-EPTR;
 178
 179         jdi = &jdi_data[index++];
 180
 181         jdi->dsi = dsi;
 182
 183         dsi->lanes = 4;
 184         dsi->format = MIPI_DSI_FMT_RGB888;
 185         dsi->mode_flags = 0;
 186
 187         if (dsi->master) {
 188                 ret = mipi_dsi_attach(dsi);
 189                 if (ret < 0) {
 190                         printk(BIOS_ERR, "mipi_dsi_attach() failed: %d\n", ret);
 191                         return (void *)-EPTR;
 192                 }
 193
 194                 ret = mipi_dsi_enslave(dsi->master, dsi);
 195                 if (ret < 0) {
 196                         printk(BIOS_ERR, "mipi_dsi_enslave() failed: %d\n",
 197                                 ret);
 198                         return (void *)-EPTR;
 199                 }
 200
 201                 return jdi;
 202         }
 203
 204         dsi->ops = &panel_jdi_master_ops;
 205
 206         jdi->enabled = 0;
 207         jdi->width_mm = 211;
 208         jdi->height_mm = 148;
 209
 210         return jdi;
 211 }