summaryrefslogtreecommitdiff
path: root/board/samsung/goni/goni.c
blob: 2f0ef22c4171997d4ddf432484f1b2cb170df4f1 (plain)
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
203
204
205
206
207
208
209
210
211
212
213
214
215
216
// 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 <common.h>
#include <init.h>
#include <log.h>
#include <asm/gpio.h>
#include <asm/arch/mmc.h>
#include <dm.h>
#include <linux/delay.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;

u32 get_board_rev(void)
{
	return 0;
}

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;
}

#ifdef CONFIG_SYS_I2C_INIT_BOARD
void i2c_init_board(void)
{
	gpio_request(S5PC110_GPIO_J43, "i2c_clk");
	gpio_request(S5PC110_GPIO_J40, "i2c_data");
	gpio_direction_output(S5PC110_GPIO_J43, 1);
	gpio_direction_output(S5PC110_GPIO_J40, 1);
}
#endif

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;
}