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git01.mediatek.com / filogic / uboot / be46136b623d084dae87ea55251bcd216067b6b9 / . / arch / arm / mach-uniphier / boot-mode / boot-mode-pxs2.c
blob: 20ff7731d5be9c14f07653fc470b9b62ab67dcb5 [file] [log] [blame]
Masahiro Yamada1fe65d32015-09-22 00:27:41 +0900[diff] [blame]1/*
2 * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
3 *
4 * SPDX-License-Identifier: GPL-2.0+
5 */
6
7#include <common.h>
8#include <spl.h>
9#include <linux/io.h>
Masahiro Yamadaefdf3402016-01-09 01:51:13 +0900[diff] [blame]10
11#include "../sg-regs.h"
12#include "boot-device.h"
Masahiro Yamada1fe65d32015-09-22 00:27:41 +0900[diff] [blame]13
14static struct boot_device_info boot_device_table[] = {
15 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 128KB, Addr 4)"},
16 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 128KB, Addr 5)"},
17 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 5)"},
18 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 256KB, Addr 5)"},
19 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 256KB, Addr 5)"},
20 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 512KB, Addr 5)"},
21 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 512KB, Addr 5)"},
22 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 4)"},
23 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 128KB, Addr 5)"},
24 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 5)"},
25 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 256KB, Addr 5)"},
26 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 256KB, Addr 5)"},
27 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 512KB, Addr 5)"},
28 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 512KB, Addr 5)"},
29 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 128KB, Addr 4)"},
30 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 4)"},
31 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, ONFI, Addr 4)"},
32 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, ONFI, Addr 5)"},
33 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI, Addr 5)"},
34 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI, Addr 4)"},
Masahiro Yamadafd9256d2016-05-24 21:13:58 +0900[diff] [blame]35 {BOOT_DEVICE_MMC1, "eMMC (1.8V)"},
Masahiro Yamada1fe65d32015-09-22 00:27:41 +0900[diff] [blame]36 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, ONFI, Addr 5)"},
37 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI, Addr 5)"},
38 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, ONFI, Addr 4)"},
39 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI, Addr 4)"},
Masahiro Yamadafd9256d2016-05-24 21:13:58 +0900[diff] [blame]40 {BOOT_DEVICE_SPI, "SPI (3Byte CS0)"},
41 {BOOT_DEVICE_SPI, "SPI (4Byte CS0)"},
42 {BOOT_DEVICE_SPI, "SPI (3Byte CS1)"},
43 {BOOT_DEVICE_SPI, "SPI (4Byte CS1)"},
44 {BOOT_DEVICE_SPI, "SPI (4Byte CS0)"},
45 {BOOT_DEVICE_SPI, "SPI (3Byte CS0)"},
Masahiro Yamada1fe65d32015-09-22 00:27:41 +0900[diff] [blame]46 {BOOT_DEVICE_NONE, "Reserved"},
47};
48
Masahiro Yamada7a5a5b92016-02-02 21:11:30 +0900[diff] [blame]49static int get_boot_mode_sel(void)
Masahiro Yamada1fe65d32015-09-22 00:27:41 +0900[diff] [blame]50{
51 return (readl(SG_PINMON0) >> 1) & 0x1f;
52}
53
Masahiro Yamada98905692016-03-30 20:17:02 +0900[diff] [blame]54u32 uniphier_pxs2_boot_device(void)
Masahiro Yamada1fe65d32015-09-22 00:27:41 +0900[diff] [blame]55{
56 int boot_mode;
57
Masahiro Yamada5fe0e332016-02-02 21:11:31 +0900[diff] [blame]58 if (readl(SG_PINMON0) & BIT(6))
59 return BOOT_DEVICE_USB;
60
Masahiro Yamada1fe65d32015-09-22 00:27:41 +0900[diff] [blame]61 boot_mode = get_boot_mode_sel();
62
63 return boot_device_table[boot_mode].type;
64}
65
Masahiro Yamada98905692016-03-30 20:17:02 +0900[diff] [blame]66void uniphier_pxs2_boot_mode_show(void)
Masahiro Yamada1fe65d32015-09-22 00:27:41 +0900[diff] [blame]67{
68 int mode_sel, i;
69
70 mode_sel = get_boot_mode_sel();
71
72 puts("Boot Mode Pin:\n");
73
74 for (i = 0; i < ARRAY_SIZE(boot_device_table); i++)
75 printf(" %c %02x %s\n", i == mode_sel ? '*' : ' ', i,
76 boot_device_table[i].info);
77}