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83d290c5 | 1 | // SPDX-License-Identifier: GPL-2.0+ |
f91c09ac MV |
2 | /* |
3 | * Novena board support | |
4 | * | |
5 | * Copyright (C) 2014 Marek Vasut <marex@denx.de> | |
f91c09ac MV |
6 | */ |
7 | ||
d678a59d | 8 | #include <common.h> |
4e4bf944 | 9 | #include <display_options.h> |
6b98b94c | 10 | #include <dm.h> |
cb3ef681 | 11 | #include <eeprom.h> |
5255932f | 12 | #include <init.h> |
f7ae49fc | 13 | #include <log.h> |
401d1c4f | 14 | #include <asm/global_data.h> |
6b98b94c MV |
15 | #include <dm/device-internal.h> |
16 | #include <ahci.h> | |
9fb625ce | 17 | #include <env.h> |
1221ce45 | 18 | #include <linux/errno.h> |
f91c09ac MV |
19 | #include <asm/gpio.h> |
20 | #include <asm/io.h> | |
21 | #include <asm/arch/clock.h> | |
22 | #include <asm/arch/crm_regs.h> | |
23 | #include <asm/arch/imx-regs.h> | |
24 | #include <asm/arch/iomux.h> | |
25 | #include <asm/arch/mxc_hdmi.h> | |
26 | #include <asm/arch/sys_proto.h> | |
552a848e SB |
27 | #include <asm/mach-imx/boot_mode.h> |
28 | #include <asm/mach-imx/iomux-v3.h> | |
29 | #include <asm/mach-imx/mxc_i2c.h> | |
30 | #include <asm/mach-imx/sata.h> | |
31 | #include <asm/mach-imx/video.h> | |
6b98b94c | 32 | #include <dwc_ahsata.h> |
e37ac717 | 33 | #include <fsl_esdhc_imx.h> |
f91c09ac MV |
34 | #include <i2c.h> |
35 | #include <input.h> | |
36 | #include <ipu_pixfmt.h> | |
37 | #include <linux/fb.h> | |
38 | #include <linux/input.h> | |
39 | #include <malloc.h> | |
f91c09ac MV |
40 | #include <mmc.h> |
41 | #include <netdev.h> | |
42 | #include <power/pmic.h> | |
43 | #include <power/pfuze100_pmic.h> | |
44 | #include <stdio_dev.h> | |
2f1c06c7 | 45 | #include <video_console.h> |
f91c09ac | 46 | |
d59d7b91 | 47 | #include "novena.h" |
f91c09ac | 48 | |
d59d7b91 | 49 | DECLARE_GLOBAL_DATA_PTR; |
f91c09ac | 50 | |
f91c09ac MV |
51 | int board_early_init_f(void) |
52 | { | |
53 | #if defined(CONFIG_VIDEO_IPUV3) | |
f2e4d6a5 | 54 | setup_display_clock(); |
f91c09ac MV |
55 | #endif |
56 | ||
f91c09ac MV |
57 | return 0; |
58 | } | |
59 | ||
60 | int board_init(void) | |
61 | { | |
62 | /* address of boot parameters */ | |
63 | gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; | |
64 | ||
f91c09ac MV |
65 | return 0; |
66 | } | |
67 | ||
331ae846 MV |
68 | int board_late_init(void) |
69 | { | |
70 | #if defined(CONFIG_VIDEO_IPUV3) | |
2f1c06c7 MV |
71 | struct udevice *con; |
72 | char buf[DISPLAY_OPTIONS_BANNER_LENGTH]; | |
73 | int ret; | |
74 | ||
331ae846 | 75 | setup_display_lvds(); |
2f1c06c7 MV |
76 | |
77 | ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con); | |
78 | if (ret) | |
79 | return ret; | |
80 | ||
81 | display_options_get_banner(false, buf, sizeof(buf)); | |
82 | vidconsole_position_cursor(con, 0, 0); | |
83 | vidconsole_put_string(con, buf); | |
331ae846 MV |
84 | #endif |
85 | return 0; | |
86 | } | |
87 | ||
f91c09ac MV |
88 | int checkboard(void) |
89 | { | |
90 | puts("Board: Novena 4x\n"); | |
91 | return 0; | |
92 | } | |
93 | ||
94 | int dram_init(void) | |
95 | { | |
96 | gd->ram_size = imx_ddr_size(); | |
97 | return 0; | |
98 | } | |
99 | ||
100 | /* setup board specific PMIC */ | |
101 | int power_init_board(void) | |
102 | { | |
103 | struct pmic *p; | |
104 | u32 reg; | |
105 | int ret; | |
106 | ||
107 | power_pfuze100_init(1); | |
108 | p = pmic_get("PFUZE100"); | |
109 | if (!p) | |
110 | return -EINVAL; | |
111 | ||
112 | ret = pmic_probe(p); | |
113 | if (ret) | |
114 | return ret; | |
115 | ||
116 | pmic_reg_read(p, PFUZE100_DEVICEID, ®); | |
117 | printf("PMIC: PFUZE100 ID=0x%02x\n", reg); | |
118 | ||
119 | /* Set SWBST to 5.0V and enable (for USB) */ | |
120 | pmic_reg_read(p, PFUZE100_SWBSTCON1, ®); | |
121 | reg &= ~(SWBST_MODE_MASK | SWBST_VOL_MASK); | |
18e02ffe | 122 | reg |= (SWBST_5_00V | (SWBST_MODE_AUTO << SWBST_MODE_SHIFT)); |
f91c09ac MV |
123 | pmic_reg_write(p, PFUZE100_SWBSTCON1, reg); |
124 | ||
125 | return 0; | |
126 | } | |
127 | ||
128 | /* EEPROM configuration data */ | |
129 | struct novena_eeprom_data { | |
130 | uint8_t signature[6]; | |
131 | uint8_t version; | |
132 | uint8_t reserved; | |
133 | uint32_t serial; | |
134 | uint8_t mac[6]; | |
135 | uint16_t features; | |
136 | }; | |
137 | ||
138 | int misc_init_r(void) | |
139 | { | |
140 | struct novena_eeprom_data data; | |
141 | uchar *datap = (uchar *)&data; | |
142 | const char *signature = "Novena"; | |
143 | int ret; | |
144 | ||
145 | /* If 'ethaddr' is already set, do nothing. */ | |
00caae6d | 146 | if (env_get("ethaddr")) |
f91c09ac MV |
147 | return 0; |
148 | ||
149 | /* EEPROM is at bus 2. */ | |
150 | ret = i2c_set_bus_num(2); | |
151 | if (ret) { | |
152 | puts("Cannot select EEPROM I2C bus.\n"); | |
153 | return 0; | |
154 | } | |
155 | ||
156 | /* EEPROM is at address 0x56. */ | |
157 | ret = eeprom_read(0x56, 0, datap, sizeof(data)); | |
158 | if (ret) { | |
159 | puts("Cannot read I2C EEPROM.\n"); | |
160 | return 0; | |
161 | } | |
162 | ||
163 | /* Check EEPROM signature. */ | |
164 | if (memcmp(data.signature, signature, 6)) { | |
165 | puts("Invalid I2C EEPROM signature.\n"); | |
166 | return 0; | |
167 | } | |
168 | ||
169 | /* Set ethernet address from EEPROM. */ | |
fd1e959e | 170 | eth_env_set_enetaddr("ethaddr", data.mac); |
f91c09ac MV |
171 | |
172 | return ret; | |
173 | } |