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 143