1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2016 Freescale Semiconductor, Inc.
4 */
5
6 #include <asm/arch/clock.h>
7 #include <asm/arch/iomux.h>
8 #include <asm/arch/imx-regs.h>
9 #include <asm/arch/crm_regs.h>
10 #include <asm/arch/mx6-pins.h>
11 #include <asm/arch/sys_proto.h>
12 #include <asm/gpio.h>
13 #include <asm/mach-imx/iomux-v3.h>
14 #include <asm/mach-imx/boot_mode.h>
15 #include <asm/io.h>
16 #include <common.h>
17 #include <fsl_esdhc.h>
18 #include <linux/sizes.h>
19 #include <mmc.h>
20
21 DECLARE_GLOBAL_DATA_PTR;
22
23 #define UART_PAD_CTRL (PAD_CTL_PKE | PAD_CTL_PUE | \
24 PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \
25 PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST | PAD_CTL_HYS)
26
dram_init(void)27 int dram_init(void)
28 {
29 gd->ram_size = imx_ddr_size();
30
31 return 0;
32 }
33
34 static iomux_v3_cfg_t const uart1_pads[] = {
35 MX6_PAD_UART1_TX_DATA__UART1_DCE_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
36 MX6_PAD_UART1_RX_DATA__UART1_DCE_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
37 };
38
setup_iomux_uart(void)39 static void setup_iomux_uart(void)
40 {
41 imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads));
42 }
43
board_mmc_get_env_dev(int devno)44 int board_mmc_get_env_dev(int devno)
45 {
46 return devno;
47 }
48
mmc_map_to_kernel_blk(int devno)49 int mmc_map_to_kernel_blk(int devno)
50 {
51 return devno;
52 }
53
board_early_init_f(void)54 int board_early_init_f(void)
55 {
56 setup_iomux_uart();
57
58 return 0;
59 }
60
board_init(void)61 int board_init(void)
62 {
63 /* Address of boot parameters */
64 gd->bd->bi_boot_params = PHYS_SDRAM + 0x100;
65
66 return 0;
67 }
68
69 #ifdef CONFIG_CMD_BMODE
70 static const struct boot_mode board_boot_modes[] = {
71 /* 4 bit bus width */
72 {"sd1", MAKE_CFGVAL(0x42, 0x20, 0x00, 0x00)},
73 {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)},
74 {"qspi1", MAKE_CFGVAL(0x10, 0x00, 0x00, 0x00)},
75 {NULL, 0},
76 };
77 #endif
78
board_late_init(void)79 int board_late_init(void)
80 {
81 #ifdef CONFIG_CMD_BMODE
82 add_board_boot_modes(board_boot_modes);
83 #endif
84
85 #ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
86 env_set("board_name", "EVK");
87 env_set("board_rev", "14X14");
88 #endif
89
90 return 0;
91 }
92
checkboard(void)93 int checkboard(void)
94 {
95 puts("Board: MX6ULL 14x14 EVK\n");
96
97 return 0;
98 }
99