src/mainboard/google/corsola/panel_wugtrio.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <delay.h>
   4 #include <gpio.h>
   5 #include <soc/regulator.h>
   6
   7 #include "gpio.h"
   8 #include "panel.h"
   9
  10 static void mipi_panel_power_on(void)
  11 {
  12         mainboard_set_regulator_voltage(MTK_REGULATOR_VIO18, 1800000);
  13         udelay(100);
  14         mainboard_set_regulator_voltage(MTK_REGULATOR_VCN33, 3300000);
  15
  16         gpio_output(GPIO_EN_PP3300_DISP_X, 1);
  17         mdelay(5);
  18
  19         /* DISP_RST_1V8_L */
  20         gpio_output(GPIO_EDPBRDG_RST_L, 1);
  21         mdelay(15);
  22         gpio_output(GPIO_EDPBRDG_RST_L, 0);
  23         udelay(20);
  24         gpio_output(GPIO_EDPBRDG_RST_L, 1);
  25 }
  26
  27 static struct panel_description wugtrio_panels[] = {
  28         /* STA Technology panel with bias IC on it */
  29         [0] = {
  30                 .configure_backlight = backlight_control,
  31                 .power_on = mipi_panel_power_on,
  32                 .name = "STA_ER88577",
  33                 .disp_path = DISP_PATH_MIPI,
  34                 .orientation = LB_FB_ORIENTATION_RIGHT_UP,
  35         },
  36         /* K&D Technology panel with bias IC on it */
  37         [4] = {
  38                 .configure_backlight = backlight_control,
  39                 .power_on = mipi_panel_power_on,
  40                 .name = "KD_KD101NE3_40TI",
  41                 .disp_path = DISP_PATH_MIPI,
  42                 .orientation = LB_FB_ORIENTATION_RIGHT_UP,
  43         },
  44         /* LCE Corporation panel with bias IC on it */
  45         [7] = {
  46                 .configure_backlight = backlight_control,
  47                 .power_on = mipi_panel_power_on,
  48                 .name = "LCE_LMFBX101117480",
  49                 .disp_path = DISP_PATH_MIPI,
  50                 .orientation = LB_FB_ORIENTATION_RIGHT_UP,
  51         },
  52 };
  53
  54 struct panel_description *get_panel_description(void)
  55 {
  56         uint32_t id = panel_id() & 0xF;
  57         if (id >= ARRAY_SIZE(wugtrio_panels))
  58                 return NULL;
  59
  60         return &wugtrio_panels[id];
  61 }