1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2016 Amarula Solutions B.V.
4 * Copyright (C) 2016 Engicam S.r.l.
5 * Author: Jagan Teki <jagan@amarulasolutions.com>
6 */
7
8 #include <common.h>
9 #include <mmc.h>
10 #include <asm/arch/sys_proto.h>
11 #include <watchdog.h>
12
13 #include "board.h"
14
15 DECLARE_GLOBAL_DATA_PTR;
16
17 #ifdef CONFIG_ENV_IS_IN_MMC
mmc_late_init(void)18 static void mmc_late_init(void)
19 {
20 char cmd[32];
21 char mmcblk[32];
22 u32 dev_no = mmc_get_env_dev();
23
24 env_set_ulong("mmcdev", dev_no);
25
26 /* Set mmcblk env */
27 sprintf(mmcblk, "/dev/mmcblk%dp2 rootwait rw", dev_no);
28 env_set("mmcroot", mmcblk);
29
30 sprintf(cmd, "mmc dev %d", dev_no);
31 run_command(cmd, 0);
32 }
33 #endif
34
setenv_fdt_file(void)35 static void setenv_fdt_file(void)
36 {
37 const char *cmp_dtb = CONFIG_DEFAULT_DEVICE_TREE;
38
39 if (!strcmp(cmp_dtb, "imx6q-icore")) {
40 if (is_mx6dq())
41 env_set("fdt_file", "imx6q-icore.dtb");
42 else if (is_mx6dl() || is_mx6solo())
43 env_set("fdt_file", "imx6dl-icore.dtb");
44 } else if (!strcmp(cmp_dtb, "imx6q-icore-mipi")) {
45 if (is_mx6dq())
46 env_set("fdt_file", "imx6q-icore-mipi.dtb");
47 else if (is_mx6dl() || is_mx6solo())
48 env_set("fdt_file", "imx6dl-icore-mipi.dtb");
49 } else if (!strcmp(cmp_dtb, "imx6q-icore-rqs")) {
50 if (is_mx6dq())
51 env_set("fdt_file", "imx6q-icore-rqs.dtb");
52 else if (is_mx6dl() || is_mx6solo())
53 env_set("fdt_file", "imx6dl-icore-rqs.dtb");
54 } else if (!strcmp(cmp_dtb, "imx6ul-geam"))
55 env_set("fdt_file", "imx6ul-geam.dtb");
56 else if (!strcmp(cmp_dtb, "imx6ul-isiot-mmc"))
57 env_set("fdt_file", "imx6ul-isiot-emmc.dtb");
58 else if (!strcmp(cmp_dtb, "imx6ul-isiot-emmc"))
59 env_set("fdt_file", "imx6ul-isiot-emmc.dtb");
60 else if (!strcmp(cmp_dtb, "imx6ul-isiot-nand"))
61 env_set("fdt_file", "imx6ul-isiot-nand.dtb");
62 }
63
board_late_init(void)64 int board_late_init(void)
65 {
66 switch ((imx6_src_get_boot_mode() & IMX6_BMODE_MASK) >>
67 IMX6_BMODE_SHIFT) {
68 case IMX6_BMODE_SD:
69 case IMX6_BMODE_ESD:
70 case IMX6_BMODE_MMC:
71 case IMX6_BMODE_EMMC:
72 #ifdef CONFIG_ENV_IS_IN_MMC
73 mmc_late_init();
74 #endif
75 env_set("modeboot", "mmcboot");
76 break;
77 case IMX6_BMODE_NAND_MIN ... IMX6_BMODE_NAND_MAX:
78 env_set("modeboot", "nandboot");
79 break;
80 default:
81 env_set("modeboot", "");
82 break;
83 }
84
85 if (is_mx6ul())
86 env_set("console", "ttymxc0");
87 else
88 env_set("console", "ttymxc3");
89
90 setenv_fdt_file();
91
92 #ifdef CONFIG_HW_WATCHDOG
93 hw_watchdog_init();
94 #endif
95
96 return 0;
97 }
98
board_init(void)99 int board_init(void)
100 {
101 /* Address of boot parameters */
102 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
103
104 #ifdef CONFIG_NAND_MXS
105 setup_gpmi_nand();
106 #endif
107
108 #ifdef CONFIG_VIDEO_IPUV3
109 setup_display();
110 #endif
111
112 return 0;
113 }
114
dram_init(void)115 int dram_init(void)
116 {
117 gd->ram_size = imx_ddr_size();
118
119 return 0;
120 }
121