1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2008-2009 Samsung Electronics
4 * Minkyu Kang <mk7.kang@samsung.com>
5 * Kyungmin Park <kyungmin.park@samsung.com>
6 */
7
8 #include <common.h>
9 #include <asm/gpio.h>
10 #include <asm/arch/mmc.h>
11 #include <dm.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 #include <asm/mach-types.h>
20
21 DECLARE_GLOBAL_DATA_PTR;
22
get_board_rev(void)23 u32 get_board_rev(void)
24 {
25 return 0;
26 }
27
board_init(void)28 int board_init(void)
29 {
30 /* Set Initial global variables */
31 gd->bd->bi_arch_number = MACH_TYPE_GONI;
32 gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
33
34 return 0;
35 }
36
37 #ifdef CONFIG_SYS_I2C_INIT_BOARD
i2c_init_board(void)38 void i2c_init_board(void)
39 {
40 gpio_request(S5PC110_GPIO_J43, "i2c_clk");
41 gpio_request(S5PC110_GPIO_J40, "i2c_data");
42 gpio_direction_output(S5PC110_GPIO_J43, 1);
43 gpio_direction_output(S5PC110_GPIO_J40, 1);
44 }
45 #endif
46
dram_init(void)47 int dram_init(void)
48 {
49 gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
50 PHYS_SDRAM_3_SIZE;
51
52 return 0;
53 }
54
dram_init_banksize(void)55 int dram_init_banksize(void)
56 {
57 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
58 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
59 gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
60 gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
61 gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
62 gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
63
64 return 0;
65 }
66
67 #ifdef CONFIG_DISPLAY_BOARDINFO
checkboard(void)68 int checkboard(void)
69 {
70 puts("Board:\tGoni\n");
71 return 0;
72 }
73 #endif
74
75 #ifdef CONFIG_MMC
board_mmc_init(bd_t * bis)76 int board_mmc_init(bd_t *bis)
77 {
78 int i, ret, ret_sd = 0;
79
80 /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
81 gpio_request(S5PC110_GPIO_J27, "massmemory_en");
82 gpio_direction_output(S5PC110_GPIO_J27, 1);
83
84 /*
85 * MMC0 GPIO
86 * GPG0[0] SD_0_CLK
87 * GPG0[1] SD_0_CMD
88 * GPG0[2] SD_0_CDn -> Not used
89 * GPG0[3:6] SD_0_DATA[0:3]
90 */
91 for (i = S5PC110_GPIO_G00; i < S5PC110_GPIO_G07; i++) {
92 if (i == S5PC110_GPIO_G02)
93 continue;
94 /* GPG0[0:6] special function 2 */
95 gpio_cfg_pin(i, 0x2);
96 /* GPG0[0:6] pull disable */
97 gpio_set_pull(i, S5P_GPIO_PULL_NONE);
98 /* GPG0[0:6] drv 4x */
99 gpio_set_drv(i, S5P_GPIO_DRV_4X);
100 }
101
102 ret = s5p_mmc_init(0, 4);
103 if (ret)
104 pr_err("MMC: Failed to init MMC:0.\n");
105
106 /*
107 * SD card (T_FLASH) detect and init
108 * T_FLASH_DETECT: EINT28: GPH3[4] input mode
109 */
110 gpio_request(S5PC110_GPIO_H34, "t_flash_detect");
111 gpio_cfg_pin(S5PC110_GPIO_H34, S5P_GPIO_INPUT);
112 gpio_set_pull(S5PC110_GPIO_H34, S5P_GPIO_PULL_UP);
113
114 if (!gpio_get_value(S5PC110_GPIO_H34)) {
115 for (i = S5PC110_GPIO_G20; i < S5PC110_GPIO_G27; i++) {
116 if (i == S5PC110_GPIO_G22)
117 continue;
118
119 /* GPG2[0:6] special function 2 */
120 gpio_cfg_pin(i, 0x2);
121 /* GPG2[0:6] pull disable */
122 gpio_set_pull(i, S5P_GPIO_PULL_NONE);
123 /* GPG2[0:6] drv 4x */
124 gpio_set_drv(i, S5P_GPIO_DRV_4X);
125 }
126
127 ret_sd = s5p_mmc_init(2, 4);
128 if (ret_sd)
129 pr_err("MMC: Failed to init SD card (MMC:2).\n");
130 }
131
132 return ret & ret_sd;
133 }
134 #endif
135
136 #ifdef CONFIG_USB_GADGET
s5pc1xx_phy_control(int on)137 static int s5pc1xx_phy_control(int on)
138 {
139 struct udevice *dev;
140 static int status;
141 int reg, ret;
142
143 ret = pmic_get("max8998-pmic", &dev);
144 if (ret)
145 return ret;
146
147 if (on && !status) {
148 reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
149 reg |= MAX8998_LDO3;
150 ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
151 if (ret) {
152 puts("MAX8998 LDO setting error!\n");
153 return -EINVAL;
154 }
155
156 reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
157 reg |= MAX8998_LDO8;
158 ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
159 if (ret) {
160 puts("MAX8998 LDO setting error!\n");
161 return -EINVAL;
162 }
163 status = 1;
164 } else if (!on && status) {
165 reg = pmic_reg_read(dev, MAX8998_REG_ONOFF1);
166 reg &= ~MAX8998_LDO3;
167 ret = pmic_reg_write(dev, MAX8998_REG_ONOFF1, reg);
168 if (ret) {
169 puts("MAX8998 LDO setting error!\n");
170 return -EINVAL;
171 }
172
173 reg = pmic_reg_read(dev, MAX8998_REG_ONOFF2);
174 reg &= ~MAX8998_LDO8;
175 ret = pmic_reg_write(dev, MAX8998_REG_ONOFF2, reg);
176 if (ret) {
177 puts("MAX8998 LDO setting error!\n");
178 return -EINVAL;
179 }
180 status = 0;
181 }
182 udelay(10000);
183 return 0;
184 }
185
186 struct dwc2_plat_otg_data s5pc110_otg_data = {
187 .phy_control = s5pc1xx_phy_control,
188 .regs_phy = S5PC110_PHY_BASE,
189 .regs_otg = S5PC110_OTG_BASE,
190 .usb_phy_ctrl = S5PC110_USB_PHY_CONTROL,
191 };
192
board_usb_init(int index,enum usb_init_type init)193 int board_usb_init(int index, enum usb_init_type init)
194 {
195 debug("USB_udc_probe\n");
196 return dwc2_udc_probe(&s5pc110_otg_data);
197 }
198 #endif
199
200 #ifdef CONFIG_MISC_INIT_R
misc_init_r(void)201 int misc_init_r(void)
202 {
203 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
204 set_board_info();
205 #endif
206 return 0;
207 }
208 #endif
209
board_usb_cleanup(int index,enum usb_init_type init)210 int board_usb_cleanup(int index, enum usb_init_type init)
211 {
212 return 0;
213 }
214