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/arch/gpio.h>
  11 #include <asm/arch/mmc.h>
  12 #include <power/pmic.h>
  13 #include <usb/s3c_udc.h>
  14 #include <asm/arch/cpu.h>
  15 #include <power/max8998_pmic.h>
  16 DECLARE_GLOBAL_DATA_PTR;
  17
  18 static struct s5pc110_gpio *s5pc110_gpio;
  19
  20 int board_init(void)
  21 {
  22         /* Set Initial global variables */
  23         s5pc110_gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE;
  24
  25         gd->bd->bi_arch_number = MACH_TYPE_GONI;
  26         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
  27
  28         return 0;
  29 }
  30
  31 int power_init_board(void)
  32 {
  33         int ret;
  34
  35         ret = pmic_init(I2C_5);
  36         if (ret)
  37                 return ret;
  38
  39         return 0;
  40 }
  41
  42 int dram_init(void)
  43 {
  44         gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
  45                         PHYS_SDRAM_3_SIZE;
  46
  47         return 0;
  48 }
  49
  50 void dram_init_banksize(void)
  51 {
  52         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  53         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  54         gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
  55         gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
  56         gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
  57         gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
  58 }
  59
  60 #ifdef CONFIG_DISPLAY_BOARDINFO
  61 int checkboard(void)
  62 {
  63         puts("Board:\tGoni\n");
  64         return 0;
  65 }
  66 #endif
  67
  68 #ifdef CONFIG_GENERIC_MMC
  69 int board_mmc_init(bd_t *bis)
  70 {
  71         int i;
  72
  73         /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
  74         s5p_gpio_direction_output(&s5pc110_gpio->j2, 7, 1);
  75
  76         /*
  77          * MMC0 GPIO
  78          * GPG0[0]      SD_0_CLK
  79          * GPG0[1]      SD_0_CMD
  80          * GPG0[2]      SD_0_CDn        -> Not used
  81          * GPG0[3:6]    SD_0_DATA[0:3]
  82          */
  83         for (i = 0; i < 7; i++) {
  84                 if (i == 2)
  85                         continue;
  86                 /* GPG0[0:6] special function 2 */
  87                 s5p_gpio_cfg_pin(&s5pc110_gpio->g0, i, 0x2);
  88                 /* GPG0[0:6] pull disable */
  89                 s5p_gpio_set_pull(&s5pc110_gpio->g0, i, GPIO_PULL_NONE);
  90                 /* GPG0[0:6] drv 4x */
  91                 s5p_gpio_set_drv(&s5pc110_gpio->g0, i, GPIO_DRV_4X);
  92         }
  93
  94         return s5p_mmc_init(0, 4);
  95 }
  96 #endif
  97
  98 #ifdef CONFIG_USB_GADGET
  99 static int s5pc1xx_phy_control(int on)
 100 {
 101         int ret;
 102         static int status;
 103         struct pmic *p = pmic_get("MAX8998_PMIC");
 104         if (!p)
 105                 return -ENODEV;
 106
 107         if (pmic_probe(p))
 108                 return -1;
 109
 110         if (on && !status) {
 111                 ret = pmic_set_output(p, MAX8998_REG_ONOFF1,
 112                                       MAX8998_LDO3, LDO_ON);
 113                 ret = pmic_set_output(p, MAX8998_REG_ONOFF2,
 114                                       MAX8998_LDO8, LDO_ON);
 115                 if (ret) {
 116                         puts("MAX8998 LDO setting error!\n");
 117                         return -1;
 118                 }
 119                 status = 1;
 120         } else if (!on && status) {
 121                 ret = pmic_set_output(p, MAX8998_REG_ONOFF1,
 122                                       MAX8998_LDO3, LDO_OFF);
 123                 ret = pmic_set_output(p, MAX8998_REG_ONOFF2,
 124                                       MAX8998_LDO8, LDO_OFF);
 125                 if (ret) {
 126                         puts("MAX8998 LDO setting error!\n");
 127                         return -1;
 128                 }
 129                 status = 0;
 130         }
 131         udelay(10000);
 132
 133         return 0;
 134 }
 135
 136 struct s3c_plat_otg_data s5pc110_otg_data = {
 137         .phy_control = s5pc1xx_phy_control,
 138         .regs_phy = S5PC110_PHY_BASE,
 139         .regs_otg = S5PC110_OTG_BASE,
 140         .usb_phy_ctrl = S5PC110_USB_PHY_CONTROL,
 141 };
 142 #endif