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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 | // SPDX-License-Identifier: GPL-2.0+ /* * Copyright (C) 2008-2009 Samsung Electronics * Minkyu Kang <mk7.kang@samsung.com> * Kyungmin Park <kyungmin.park@samsung.com> */ #include <init.h> #include <log.h> #include <asm/global_data.h> #include <asm/gpio.h> #include <asm/arch/mmc.h> #include <dm.h> #include <linux/delay.h> #include <linux/printk.h> #include <power/pmic.h> #include <usb/dwc2_udc.h> #include <asm/arch/cpu.h> #include <power/max8998_pmic.h> #include <samsung/misc.h> #include <usb.h> #include <usb_mass_storage.h> #include <asm/mach-types.h> DECLARE_GLOBAL_DATA_PTR; int board_init(void) { /* Set Initial global variables */ gd->bd->bi_arch_number = MACH_TYPE_GONI; gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100; return 0; } int dram_init(void) { gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE + PHYS_SDRAM_3_SIZE; return 0; } int dram_init_banksize(void) { gd->bd->bi_dram[0].start = PHYS_SDRAM_1; gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; gd->bd->bi_dram[1].start = PHYS_SDRAM_2; gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE; gd->bd->bi_dram[2].start = PHYS_SDRAM_3; gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE; return 0; } #ifdef CONFIG_DISPLAY_BOARDINFO int checkboard(void) { puts("Board:\tGoni\n"); return 0; } #endif #ifdef CONFIG_MMC int board_mmc_init(struct bd_info *bis) { int i, ret, ret_sd = 0; /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */ gpio_request(S5PC110_GPIO_J27, "massmemory_en"); gpio_direction_output(S5PC110_GPIO_J27, 1); /* * MMC0 GPIO * GPG0[0] SD_0_CLK * GPG0[1] SD_0_CMD * GPG0[2] SD_0_CDn -> Not used * GPG0[3:6] SD_0_DATA[0:3] */ for (i = S5PC110_GPIO_G00; i < S5PC110_GPIO_G07; i++) { if (i == S5PC110_GPIO_G02) continue; /* GPG0[0:6] special function 2 */ gpio_cfg_pin(i, 0x2); /* GPG0[0:6] pull disable */ gpio_set_pull(i, S5P_GPIO_PULL_NONE); /* GPG0[0:6] drv 4x */ gpio_set_drv(i, S5P_GPIO_DRV_4X); } ret = s5p_mmc_init(0, 4); if (ret) pr_err("MMC: Failed to init MMC:0.\n"); /* * SD card (T_FLASH) detect and init * T_FLASH_DETECT: EINT28: GPH3[4] input mode */ gpio_request(S5PC110_GPIO_H34, "t_flash_detect"); gpio_cfg_pin(S5PC110_GPIO_H34, S5P_GPIO_INPUT); gpio_set_pull(S5PC110_GPIO_H34, S5P_GPIO_PULL_UP); if (!gpio_get_value(S5PC110_GPIO_H34)) { for (i = S5PC110_GPIO_G20; i < S5PC110_GPIO_G27; i++) { if (i == S5PC110_GPIO_G22) continue; /* GPG2[0:6] special function 2 */ gpio_cfg_pin(i, 0x2); /* GPG2[0:6] pull disable */ gpio_set_pull(i, S5P_GPIO_PULL_NONE); /* GPG2[0:6] drv 4x */ gpio_set_drv(i, S5P_GPIO_DRV_4X); } ret_sd = s5p_mmc_init(2, 4); if (ret_sd) pr_err("MMC: Failed to init SD card (MMC:2).\n"); } return ret & ret_sd; } #endif #ifdef CONFIG_USB_GADGET static int s5pc1xx_phy_control(int on) { struct udevice *dev; static int status; int reg, ret; ret = pmic_get("max8998-pmic", &dev); if (ret) return ret; if (on && !status) { reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1); reg |= MAX8998_LDO3; ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg); if (ret) { puts("MAX8998 LDO setting error!\n"); return -EINVAL; } reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2); reg |= MAX8998_LDO8; ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg); if (ret) { puts("MAX8998 LDO setting error!\n"); return -EINVAL; } status = 1; } else if (!on && status) { reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1); reg &= ~MAX8998_LDO3; ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg); if (ret) { puts("MAX8998 LDO setting error!\n"); return -EINVAL; } reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2); reg &= ~MAX8998_LDO8; ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg); if (ret) { puts("MAX8998 LDO setting error!\n"); return -EINVAL; } status = 0; } udelay(10000); return 0; } struct dwc2_plat_otg_data s5pc110_otg_data = { .phy_control = s5pc1xx_phy_control, .regs_phy = S5PC110_PHY_BASE, .regs_otg = S5PC110_OTG_BASE, .usb_phy_ctrl = S5PC110_USB_PHY_CONTROL, }; int board_usb_init(int index, enum usb_init_type init) { debug("USB_udc_probe\n"); return dwc2_udc_probe(&s5pc110_otg_data); } #endif #ifdef CONFIG_MISC_INIT_R int misc_init_r(void) { #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG set_board_info(); #endif return 0; } #endif int board_usb_cleanup(int index, enum usb_init_type init) { return 0; } |