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arm: samsung: Convert s5p_goni and smdkc100 to DM_I2C
[u-boot] / board / samsung / goni / goni.c
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/gpio.h>
11 #include <asm/arch/mmc.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
20 DECLARE_GLOBAL_DATA_PTR;
21
22 u32 get_board_rev(void)
23 {
24         return 0;
25 }
26
27 int board_init(void)
28 {
29         /* Set Initial global variables */
30         gd->bd->bi_arch_number = MACH_TYPE_GONI;
31         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
32
33         return 0;
34 }
35
36 #ifdef CONFIG_SYS_I2C_INIT_BOARD
37 void i2c_init_board(void)
38 {
39         gpio_request(S5PC110_GPIO_J43, "i2c_clk");
40         gpio_request(S5PC110_GPIO_J40, "i2c_data");
41         gpio_direction_output(S5PC110_GPIO_J43, 1);
42         gpio_direction_output(S5PC110_GPIO_J40, 1);
43 }
44 #endif
45
46 int power_init_board(void)
47 {
48 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
49         /*
50          * For PMIC the I2C bus is named as I2C5, but it is connected
51          * to logical I2C adapter 0
52          */
53         return pmic_init(I2C_0);
54 #else
55         return 0;
56 #endif
57 }
58
59 int dram_init(void)
60 {
61         gd->ram_size = PHYS_SDRAM_1_SIZE + PHYS_SDRAM_2_SIZE +
62                         PHYS_SDRAM_3_SIZE;
63
64         return 0;
65 }
66
67 void dram_init_banksize(void)
68 {
69         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
70         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
71         gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
72         gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
73         gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
74         gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
75 }
76
77 #ifdef CONFIG_DISPLAY_BOARDINFO
78 int checkboard(void)
79 {
80         puts("Board:\tGoni\n");
81         return 0;
82 }
83 #endif
84
85 #ifdef CONFIG_GENERIC_MMC
86 int board_mmc_init(bd_t *bis)
87 {
88         int i, ret, ret_sd = 0;
89
90         /* MASSMEMORY_EN: XMSMDATA7: GPJ2[7] output high */
91         gpio_request(S5PC110_GPIO_J27, "massmemory_en");
92         gpio_direction_output(S5PC110_GPIO_J27, 1);
93
94         /*
95          * MMC0 GPIO
96          * GPG0[0]      SD_0_CLK
97          * GPG0[1]      SD_0_CMD
98          * GPG0[2]      SD_0_CDn        -> Not used
99          * GPG0[3:6]    SD_0_DATA[0:3]
100          */
101         for (i = S5PC110_GPIO_G00; i < S5PC110_GPIO_G07; i++) {
102                 if (i == S5PC110_GPIO_G02)
103                         continue;
104                 /* GPG0[0:6] special function 2 */
105                 gpio_cfg_pin(i, 0x2);
106                 /* GPG0[0:6] pull disable */
107                 gpio_set_pull(i, S5P_GPIO_PULL_NONE);
108                 /* GPG0[0:6] drv 4x */
109                 gpio_set_drv(i, S5P_GPIO_DRV_4X);
110         }
111
112         ret = s5p_mmc_init(0, 4);
113         if (ret)
114                 error("MMC: Failed to init MMC:0.\n");
115
116         /*
117          * SD card (T_FLASH) detect and init
118          * T_FLASH_DETECT: EINT28: GPH3[4] input mode
119          */
120         gpio_request(S5PC110_GPIO_H34, "t_flash_detect");
121         gpio_cfg_pin(S5PC110_GPIO_H34, S5P_GPIO_INPUT);
122         gpio_set_pull(S5PC110_GPIO_H34, S5P_GPIO_PULL_UP);
123
124         if (!gpio_get_value(S5PC110_GPIO_H34)) {
125                 for (i = S5PC110_GPIO_G20; i < S5PC110_GPIO_G27; i++) {
126                         if (i == S5PC110_GPIO_G22)
127                                 continue;
128
129                         /* GPG2[0:6] special function 2 */
130                         gpio_cfg_pin(i, 0x2);
131                         /* GPG2[0:6] pull disable */
132                         gpio_set_pull(i, S5P_GPIO_PULL_NONE);
133                         /* GPG2[0:6] drv 4x */
134                         gpio_set_drv(i, S5P_GPIO_DRV_4X);
135                 }
136
137                 ret_sd = s5p_mmc_init(2, 4);
138                 if (ret_sd)
139                         error("MMC: Failed to init SD card (MMC:2).\n");
140         }
141
142         return ret & ret_sd;
143 }
144 #endif
145
146 #ifdef CONFIG_USB_GADGET
147 static int s5pc1xx_phy_control(int on)
148 {
149 #ifndef CONFIG_DM_I2C /* TODO(maintainer): Convert to driver model */
150         int ret;
151         static int status;
152         struct pmic *p = pmic_get("MAX8998_PMIC");
153         if (!p)
154                 return -ENODEV;
155
156         if (pmic_probe(p))
157                 return -1;
158
159         if (on && !status) {
160                 ret = pmic_set_output(p, MAX8998_REG_ONOFF1,
161                                       MAX8998_LDO3, LDO_ON);
162                 ret = pmic_set_output(p, MAX8998_REG_ONOFF2,
163                                       MAX8998_LDO8, LDO_ON);
164                 if (ret) {
165                         puts("MAX8998 LDO setting error!\n");
166                         return -1;
167                 }
168                 status = 1;
169         } else if (!on && status) {
170                 ret = pmic_set_output(p, MAX8998_REG_ONOFF1,
171                                       MAX8998_LDO3, LDO_OFF);
172                 ret = pmic_set_output(p, MAX8998_REG_ONOFF2,
173                                       MAX8998_LDO8, LDO_OFF);
174                 if (ret) {
175                         puts("MAX8998 LDO setting error!\n");
176                         return -1;
177                 }
178                 status = 0;
179         }
180         udelay(10000);
181 #endif
182         return 0;
183 }
184
185 struct dwc2_plat_otg_data s5pc110_otg_data = {
186         .phy_control = s5pc1xx_phy_control,
187         .regs_phy = S5PC110_PHY_BASE,
188         .regs_otg = S5PC110_OTG_BASE,
189         .usb_phy_ctrl = S5PC110_USB_PHY_CONTROL,
190 };
191
192 int board_usb_init(int index, enum usb_init_type init)
193 {
194         debug("USB_udc_probe\n");
195         return dwc2_udc_probe(&s5pc110_otg_data);
196 }
197 #endif
198
199 #ifdef CONFIG_MISC_INIT_R
200 int misc_init_r(void)
201 {
202 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
203         set_board_info();
204 #endif
205         return 0;
206 }
207 #endif
208
209 int board_usb_cleanup(int index, enum usb_init_type init)
210 {
211         return 0;
212 }