1 /* 2 * Copyright (C) 2008-2009 Samsung Electronics 3 * Minkyu Kang <mk7.kang@samsung.com> 4 * Kyungmin Park <kyungmin.park@samsung.com> 5 * 6 * See file CREDITS for list of people who contributed to this 7 * project. 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of 12 * the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 22 * MA 02111-1307 USA 23 */ 24 25 #include <common.h> 26 #include <asm/arch/gpio.h> 27 #include <asm/arch/mmc.h> 28 #include <power/pmic.h> 29 #include <usb/s3c_udc.h> 30 #include <asm/arch/cpu.h> 31 #include <power/max8998_pmic.h> 32 DECLARE_GLOBAL_DATA_PTR; 33 34 static struct s5pc110_gpio *s5pc110_gpio; 35 36 int board_init(void) 37 { 38 /* Set Initial global variables */ 39 s5pc110_gpio = (struct s5pc110_gpio *)S5PC110_GPIO_BASE; 40 41 gd->bd->bi_arch_number = MACH_TYPE_GONI; 42 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; 43 44 return 0; 45 } 46 47 int power_init_board(void) 48 { 49 int ret; 50 51 ret = pmic_init(I2C_5); 52 if (ret) 53 return ret; 54 55 return 0; 56 } 57 58 int dram_init(void) 59 { 60 gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE + 61 PHYS_SDRAM_3_SIZE; 62 63 return 0; 64 } 65 66 void dram_init_banksize(void) 67 { 68 gd->bd->bi_dram[0].start = PHYS_SDRAM_1; 69 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; 70 gd->bd->bi_dram[1].start = PHYS_SDRAM_2; 71 gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE; 72 gd->bd->bi_dram[2].start = PHYS_SDRAM_3; 73 gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE; 74 } 75 76 #ifdef CONFIG_DISPLAY_BOARDINFO 77 int checkboard(void) 78 { 79 puts("Board:\tGoni\n"); 80 return 0; 81 } 82 #endif 83 84 #ifdef CONFIG_GENERIC_MMC 85 int board_mmc_init(bd_t *bis) 86 { 87 int i; 88 89 /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */ 90 s5p_gpio_direction_output(&s5pc110_gpio->j2, 7, 1); 91 92 /* 93 * MMC0 GPIO 94 * GPG0[0] SD_0_CLK 95 * GPG0[1] SD_0_CMD 96 * GPG0[2] SD_0_CDn -> Not used 97 * GPG0[3:6] SD_0_DATA[0:3] 98 */ 99 for (i = 0; i < 7; i++) { 100 if (i == 2) 101 continue; 102 /* GPG0[0:6] special function 2 */ 103 s5p_gpio_cfg_pin(&s5pc110_gpio->g0, i, 0x2); 104 /* GPG0[0:6] pull disable */ 105 s5p_gpio_set_pull(&s5pc110_gpio->g0, i, GPIO_PULL_NONE); 106 /* GPG0[0:6] drv 4x */ 107 s5p_gpio_set_drv(&s5pc110_gpio->g0, i, GPIO_DRV_4X); 108 } 109 110 return s5p_mmc_init(0, 4); 111 } 112 #endif 113 114 #ifdef CONFIG_USB_GADGET 115 static int s5pc1xx_phy_control(int on) 116 { 117 int ret; 118 static int status; 119 struct pmic *p = pmic_get("MAX8998_PMIC"); 120 if (!p) 121 return -ENODEV; 122 123 if (pmic_probe(p)) 124 return -1; 125 126 if (on && !status) { 127 ret = pmic_set_output(p, MAX8998_REG_ONOFF1, 128 MAX8998_LDO3, LDO_ON); 129 ret = pmic_set_output(p, MAX8998_REG_ONOFF2, 130 MAX8998_LDO8, LDO_ON); 131 if (ret) { 132 puts("MAX8998 LDO setting error!\n"); 133 return -1; 134 } 135 status = 1; 136 } else if (!on && status) { 137 ret = pmic_set_output(p, MAX8998_REG_ONOFF1, 138 MAX8998_LDO3, LDO_OFF); 139 ret = pmic_set_output(p, MAX8998_REG_ONOFF2, 140 MAX8998_LDO8, LDO_OFF); 141 if (ret) { 142 puts("MAX8998 LDO setting error!\n"); 143 return -1; 144 } 145 status = 0; 146 } 147 udelay(10000); 148 149 return 0; 150 } 151 152 struct s3c_plat_otg_data s5pc110_otg_data = { 153 .phy_control = s5pc1xx_phy_control, 154 .regs_phy = S5PC110_PHY_BASE, 155 .regs_otg = S5PC110_OTG_BASE, 156 .usb_phy_ctrl = S5PC110_USB_PHY_CONTROL, 157 }; 158 #endif 159