src/board/oak/board.c

   1 /*
   2  * Copyright 2013 Google Inc.
   3  *
   4  * See file CREDITS for list of people who contributed to this
   5  * project.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; either version 2 of
  10  * the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but without any warranty; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  */
  17
  18 #include <assert.h>
  19 #include <libpayload.h>
  20
  21 #include "base/init_funcs.h"
  22 #include "boot/ramoops.h"
  23 #include "drivers/bus/i2c/mtk_i2c.h"
  24 #include "drivers/bus/i2s/mt8173.h"
  25 #include "drivers/bus/spi/mt8173.h"
  26 #include "drivers/bus/usb/usb.h"
  27 #include "drivers/ec/cros/ec.h"
  28 #include "drivers/ec/cros/spi.h"
  29 #include "drivers/flash/spi.h"
  30 #include "drivers/gpio/sysinfo.h"
  31 #include "drivers/gpio/mtk_gpio.h"
  32 #include "drivers/power/mt6397.h"
  33 #include "drivers/sound/i2s.h"
  34 #include "drivers/sound/rt5645.h"
  35 #include "drivers/sound/rt5677.h"
  36 #include "drivers/storage/mtk_mmc.h"
  37 #include "drivers/flash/mtk_nor_flash.h"
  38 #include "drivers/tpm/slb9635_i2c.h"
  39 #include "drivers/tpm/tpm.h"
  40 #include "vboot/util/flag.h"
  41
  42 #include "drivers/video/display.h"
  43 #include "drivers/video/mt8173_ddp.h"
  44
  45
  46
  47 int oak_backlight_update(DisplayOps *me, uint8_t enable)
  48 {
  49         static GpioOps *panel_lcd_power_en, *disp_pwm0, *panel_power_en;
  50
  51         if (!panel_power_en) {
  52                 switch (lib_sysinfo.board_id + CONFIG_BOARD_ID_ADJUSTMENT) {
  53                 case 1:
  54                 case 2:
  55                         panel_lcd_power_en = NULL;
  56                         break;
  57                 case 3:
  58                         panel_lcd_power_en = new_mtk_gpio_output(PAD_UCTS2);
  59                         break;
  60                 case 4:
  61                         panel_lcd_power_en = new_mtk_gpio_output(PAD_SRCLKENAI);
  62                         break;
  63                 default:
  64                         panel_lcd_power_en = new_mtk_gpio_output(PAD_UTXD2);
  65                 }
  66
  67                 disp_pwm0 = new_mtk_gpio_output(PAD_DISP_PWM0);
  68                 panel_power_en = new_mtk_gpio_output(PAD_PCM_TX);
  69         }
  70
  71         if (enable) {
  72                 if (panel_lcd_power_en) {
  73                         panel_lcd_power_en->set(panel_lcd_power_en, 1);
  74                         mdelay(1);
  75                 }
  76
  77                 disp_pwm0->set(disp_pwm0, 1);
  78                 panel_power_en->set(panel_power_en, 1);
  79         } else {
  80                 panel_power_en->set(panel_power_en, 0);
  81                 disp_pwm0->set(disp_pwm0, 0);
  82                 if (panel_lcd_power_en)
  83                         panel_lcd_power_en->set(panel_lcd_power_en, 0);
  84         }
  85
  86         return 0;
  87 }
  88
  89 static int sound_setup(void)
  90 {
  91         MtkI2s *i2s0 = new_mtk_i2s(0x11220000, 2, 48000);
  92         I2sSource *i2s_source = new_i2s_source(&i2s0->ops, 48000, 2, 16000);
  93         SoundRoute *sound_route = new_sound_route(&i2s_source->ops);
  94         MTKI2c *i2c0 = new_mtk_i2c(0x11007000, 0x11000100);
  95         rt5645Codec *rt5645 = new_rt5645_codec(&i2c0->ops, 0x1a);
  96
  97         list_insert_after(&rt5645->component.list_node, &sound_route->components);
  98
  99         if (lib_sysinfo.board_id + CONFIG_BOARD_ID_ADJUSTMENT < 5) {
 100                 rt5677Codec *rt5677 = new_rt5677_codec(&i2c0->ops, 0x2c, 16,
 101                                                        48000, 256, 0, 1);
 102                 list_insert_after(&rt5677->component.list_node,
 103                                   &sound_route->components);
 104         }
 105
 106         /*
 107          * Realtek codecs need SoC's I2S on before codecs are enabled
 108          * or codecs' PLL will be in wrong state. Make i2s a route component
 109          * so it can be enabled before codecs during route_enable_components()
 110          * by inserting i2s before codec nodes
 111          */
 112         list_insert_after(&i2s0->component.list_node, &sound_route->components);
 113         sound_set_ops(&sound_route->ops);
 114         return 0;
 115 }
 116
 117 static int board_setup(void)
 118 {
 119         MtkMmcTuneReg emmc_tune_reg = {.msdc_iocon = 0, .pad_tune = 0x10 << 16};
 120         MtkMmcTuneReg sd_card_tune_reg = {.msdc_iocon = 0, .pad_tune = 0};
 121
 122         sysinfo_install_flags(new_mtk_gpio_input);
 123
 124         MTKI2c *i2c2 = new_mtk_i2c(0x11009000, 0x11000200);
 125         tpm_set_ops(&new_slb9635_i2c(&i2c2->ops, 0x20)->base.ops);
 126
 127         MtkSpi *spibus = new_mtk_spi(0x1100A000);
 128         CrosEcSpiBus *cros_ec_spi_bus = new_cros_ec_spi_bus(&spibus->ops);
 129         GpioOps *ec_int = sysinfo_lookup_gpio("EC interrupt", 1,
 130                                               new_mtk_gpio_input);
 131         CrosEc *cros_ec = new_cros_ec(&cros_ec_spi_bus->ops, 0, ec_int);
 132         CrosEc *cros_pd = new_cros_ec(&cros_ec_spi_bus->ops, 1, NULL);
 133         register_vboot_ec(&cros_ec->vboot, 0);
 134         register_vboot_ec(&cros_pd->vboot, 1);
 135
 136         Mt6397Pmic *pmic = new_mt6397_power(0x1000D000, 0x10007000);
 137         power_set_ops(&pmic->ops);
 138
 139         MtkMmcHost *emmc = new_mtk_mmc_host(0x11230000, 200 * MHz, 50 * MHz,
 140                                             emmc_tune_reg, 8, 0, NULL);
 141         GpioOps *card_detect_ops = new_gpio_not(new_mtk_gpio_input(PAD_EINT1));
 142         MtkMmcHost *sd_card = new_mtk_mmc_host(0x11240000, 200 * MHz, 25 * MHz,
 143                                                sd_card_tune_reg, 4, 1,
 144                                                card_detect_ops);
 145
 146         list_insert_after(&emmc->mmc.ctrlr.list_node,
 147                           &fixed_block_dev_controllers);
 148         list_insert_after(&sd_card->mmc.ctrlr.list_node,
 149                           &removable_block_dev_controllers);
 150
 151         /* Set display ops */
 152         if (lib_sysinfo.framebuffer)
 153                 display_set_ops(new_mt8173_display(oak_backlight_update));
 154
 155         UsbHostController *usb_host = new_usb_hc(XHCI, 0x11270000);
 156
 157         list_insert_after(&usb_host->list_node, &usb_host_controllers);
 158
 159         sound_setup();
 160
 161         ramoops_buffer(0xb1f00000, 0x100000, 0x20000);
 162
 163         /* Setup Nor flash ops */
 164         MtkNorFlash *nor_flash = new_mtk_nor_flash(0x1100D000);
 165         flash_set_ops(&nor_flash->ops);
 166
 167         return 0;
 168 }
 169
 170 INIT_FUNC(board_setup);