board/samsung/goni/goni.c

   1 /*
   2  *  Copyright (C) 2008-2009 Samsung Electronics
   3  *  Minkyu Kang <mk7.kang@samsung.com>
   4  *  Kyungmin Park <kyungmin.park@samsung.com>
   5  *
   6  * SPDX-License-Identifier:     GPL-2.0+
   7  */
   8
   9 #include <common.h>
  10 #include <asm/gpio.h>
  11 #include <asm/arch/mmc.h>
  12 #include <power/pmic.h>
  13 #include <usb/dwc2_udc.h>
  14 #include <asm/arch/cpu.h>
  15 #include <power/max8998_pmic.h>
  16 #include <samsung/misc.h>
  17 #include <usb.h>
  18 #include <usb_mass_storage.h>
  19
  20 DECLARE_GLOBAL_DATA_PTR;
  21
  22 u32 get_board_rev(void)
  23 {
  24         return 0;
  25 }
  26
  27 int board_init(void)
  28 {
  29         /* Set Initial global variables */
  30         gd->bd->bi_arch_number = MACH_TYPE_GONI;
  31         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
  32
  33         return 0;
  34 }
  35
  36 #ifdef CONFIG_SYS_I2C_INIT_BOARD
  37 void i2c_init_board(void)
  38 {
  39         gpio_request(S5PC110_GPIO_J43, "i2c_clk");
  40         gpio_request(S5PC110_GPIO_J40, "i2c_data");
  41         gpio_direction_output(S5PC110_GPIO_J43, 1);
  42         gpio_direction_output(S5PC110_GPIO_J40, 1);
  43 }
  44 #endif
  45
  46 int power_init_board(void)
  47 {
  48         /*
  49          * For PMIC the I2C bus is named as I2C5, but it is connected
  50          * to logical I2C adapter 0
  51          */
  52         return pmic_init(I2C_0);
  53 }
  54
  55 int dram_init(void)
  56 {
  57         gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
  58                         PHYS_SDRAM_3_SIZE;
  59
  60         return 0;
  61 }
  62
  63 void dram_init_banksize(void)
  64 {
  65         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  66         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  67         gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
  68         gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
  69         gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
  70         gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
  71 }
  72
  73 #ifdef CONFIG_DISPLAY_BOARDINFO
  74 int checkboard(void)
  75 {
  76         puts("Board:\tGoni\n");
  77         return 0;
  78 }
  79 #endif
  80
  81 #ifdef CONFIG_GENERIC_MMC
  82 int board_mmc_init(bd_t *bis)
  83 {
  84         int i, ret, ret_sd = 0;
  85
  86         /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
  87         gpio_request(S5PC110_GPIO_J27, "massmemory_en");
  88         gpio_direction_output(S5PC110_GPIO_J27, 1);
  89
  90         /*
  91          * MMC0 GPIO
  92          * GPG0[0]      SD_0_CLK
  93          * GPG0[1]      SD_0_CMD
  94          * GPG0[2]      SD_0_CDn        -> Not used
  95          * GPG0[3:6]    SD_0_DATA[0:3]
  96          */
  97         for (i = S5PC110_GPIO_G00; i < S5PC110_GPIO_G07; i++) {
  98                 if (i == S5PC110_GPIO_G02)
  99                         continue;
 100                 /* GPG0[0:6] special function 2 */
 101                 gpio_cfg_pin(i, 0x2);
 102                 /* GPG0[0:6] pull disable */
 103                 gpio_set_pull(i, S5P_GPIO_PULL_NONE);
 104                 /* GPG0[0:6] drv 4x */
 105                 gpio_set_drv(i, S5P_GPIO_DRV_4X);
 106         }
 107
 108         ret = s5p_mmc_init(0, 4);
 109         if (ret)
 110                 error("MMC: Failed to init MMC:0.\n");
 111
 112         /*
 113          * SD card (T_FLASH) detect and init
 114          * T_FLASH_DETECT: EINT28: GPH3[4] input mode
 115          */
 116         gpio_request(S5PC110_GPIO_H34, "t_flash_detect");
 117         gpio_cfg_pin(S5PC110_GPIO_H34, S5P_GPIO_INPUT);
 118         gpio_set_pull(S5PC110_GPIO_H34, S5P_GPIO_PULL_UP);
 119
 120         if (!gpio_get_value(S5PC110_GPIO_H34)) {
 121                 for (i = S5PC110_GPIO_G20; i < S5PC110_GPIO_G27; i++) {
 122                         if (i == S5PC110_GPIO_G22)
 123                                 continue;
 124
 125                         /* GPG2[0:6] special function 2 */
 126                         gpio_cfg_pin(i, 0x2);
 127                         /* GPG2[0:6] pull disable */
 128                         gpio_set_pull(i, S5P_GPIO_PULL_NONE);
 129                         /* GPG2[0:6] drv 4x */
 130                         gpio_set_drv(i, S5P_GPIO_DRV_4X);
 131                 }
 132
 133                 ret_sd = s5p_mmc_init(2, 4);
 134                 if (ret_sd)
 135                         error("MMC: Failed to init SD card (MMC:2).\n");
 136         }
 137
 138         return ret & ret_sd;
 139 }
 140 #endif
 141
 142 #ifdef CONFIG_USB_GADGET
 143 static int s5pc1xx_phy_control(int on)
 144 {
 145         int ret;
 146         static int status;
 147         struct pmic *p = pmic_get("MAX8998_PMIC");
 148         if (!p)
 149                 return -ENODEV;
 150
 151         if (pmic_probe(p))
 152                 return -1;
 153
 154         if (on && !status) {
 155                 ret = pmic_set_output(p, MAX8998_REG_ONOFF1,
 156                                       MAX8998_LDO3, LDO_ON);
 157                 ret = pmic_set_output(p, MAX8998_REG_ONOFF2,
 158                                       MAX8998_LDO8, LDO_ON);
 159                 if (ret) {
 160                         puts("MAX8998 LDO setting error!\n");
 161                         return -1;
 162                 }
 163                 status = 1;
 164         } else if (!on && status) {
 165                 ret = pmic_set_output(p, MAX8998_REG_ONOFF1,
 166                                       MAX8998_LDO3, LDO_OFF);
 167                 ret = pmic_set_output(p, MAX8998_REG_ONOFF2,
 168                                       MAX8998_LDO8, LDO_OFF);
 169                 if (ret) {
 170                         puts("MAX8998 LDO setting error!\n");
 171                         return -1;
 172                 }
 173                 status = 0;
 174         }
 175         udelay(10000);
 176
 177         return 0;
 178 }
 179
 180 struct dwc2_plat_otg_data s5pc110_otg_data = {
 181         .phy_control = s5pc1xx_phy_control,
 182         .regs_phy = S5PC110_PHY_BASE,
 183         .regs_otg = S5PC110_OTG_BASE,
 184         .usb_phy_ctrl = S5PC110_USB_PHY_CONTROL,
 185 };
 186
 187 int board_usb_init(int index, enum usb_init_type init)
 188 {
 189         debug("USB_udc_probe\n");
 190         return dwc2_udc_probe(&s5pc110_otg_data);
 191 }
 192 #endif
 193
 194 #ifdef CONFIG_MISC_INIT_R
 195 int misc_init_r(void)
 196 {
 197 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
 198         set_board_info();
 199 #endif
 200         return 0;
 201 }
 202 #endif
 203
 204 int board_usb_cleanup(int index, enum usb_init_type init)
 205 {
 206         return 0;
 207 }