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git01.mediatek.com / filogic / uboot / cb17caeae031ddfaf6ef7f52f85f56ee68cfef8d / . / arch / arm / mach-uniphier / boot-mode / boot-mode-ld20.c
blob: 2992fd757f6937ec3ab0b4c8e47d20790ca256ce [file] [log] [blame]
Masahiro Yamada063eb1e2016-04-21 14:43:18 +0900[diff] [blame]1/*
Masahiro Yamada31649052017-01-21 18:05:26 +0900[diff] [blame]2 * Copyright (C) 2016-2017 Socionext Inc.
3 * Author: Masahiro Yamada <yamada.masahiro@socionext.com>
Masahiro Yamada063eb1e2016-04-21 14:43:18 +0900[diff] [blame]4 *
5 * SPDX-License-Identifier: GPL-2.0+
6 */
7
8#include <common.h>
9#include <spl.h>
10#include <linux/io.h>
11
12#include "../sg-regs.h"
Masahiro Yamadabe461362016-06-04 22:39:09 +0900[diff] [blame]13#include "../soc-info.h"
Masahiro Yamada063eb1e2016-04-21 14:43:18 +0900[diff] [blame]14#include "boot-device.h"
15
16static struct boot_device_info boot_device_table[] = {
17 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 128KB, Addr 4)"},
18 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 4)"},
19 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 128KB, Addr 5)"},
20 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 5)"},
21 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 256KB, Addr 5)"},
22 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 256KB, Addr 5)"},
23 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 512KB, Addr 5)"},
24 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 512KB, Addr 5)"},
25 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 128KB, Addr 4)"},
26 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 4)"},
27 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 128KB, Addr 5)"},
28 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 5)"},
29 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 256KB, Addr 5)"},
30 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 256KB, Addr 5)"},
31 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 512KB, Addr 5)"},
32 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 512KB, Addr 5)"},
33 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, ONFI, Addr 4)"},
34 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI, Addr 4)"},
35 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, ONFI, Addr 5)"},
36 {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI, Addr 5)"},
37 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, ONFI Addr 4)"},
38 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI Addr 4)"},
39 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, ONFI Addr 5)"},
40 {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI Addr 5)"},
41 {BOOT_DEVICE_MMC1, "eMMC (Legacy, 4bit, 1.8V, Training Off)"},
42 {BOOT_DEVICE_MMC1, "eMMC (Legacy, 4bit, 1.8V, Training On)"},
43 {BOOT_DEVICE_MMC1, "eMMC (Legacy, 8bit, 1.8V, Training Off)"},
44 {BOOT_DEVICE_MMC1, "eMMC (Legacy, 8bit, 1.8V, Training On)"},
45 {BOOT_DEVICE_MMC1, "eMMC (High Speed SDR, 8bit, 1.8V, Training Off)"},
46 {BOOT_DEVICE_MMC1, "eMMC (High Speed SDR, 8bit, 1.8V, Training On)"},
47 {BOOT_DEVICE_MMC1, "eMMC (Legacy, 4bit, 1.8V, Training Off)"},
Masahiro Yamadafd9256d2016-05-24 21:13:58 +0900[diff] [blame]48 {BOOT_DEVICE_NOR, "NOR (XECS1)"},
Masahiro Yamada063eb1e2016-04-21 14:43:18 +0900[diff] [blame]49};
50
51static int get_boot_mode_sel(void)
52{
53 return (readl(SG_PINMON0) >> 1) & 0x1f;
54}
55
56u32 uniphier_ld20_boot_device(void)
57{
58 int boot_mode;
Masahiro Yamadabe461362016-06-04 22:39:09 +0900[diff] [blame]59 u32 usb_boot_mask;
60
Masahiro Yamada31649052017-01-21 18:05:26 +0900[diff] [blame]61 switch (uniphier_get_soc_id()) {
Masahiro Yamadabe461362016-06-04 22:39:09 +0900[diff] [blame]62#if defined(CONFIG_ARCH_UNIPHIER_LD11)
Masahiro Yamada31649052017-01-21 18:05:26 +0900[diff] [blame]63 case UNIPHIER_LD11_ID:
Masahiro Yamadabe461362016-06-04 22:39:09 +0900[diff] [blame]64 usb_boot_mask = 0x00000080;
65 break;
66#endif
67#if defined(CONFIG_ARCH_UNIPHIER_LD20)
Masahiro Yamada31649052017-01-21 18:05:26 +0900[diff] [blame]68 case UNIPHIER_LD20_ID:
Masahiro Yamadabe461362016-06-04 22:39:09 +0900[diff] [blame]69 usb_boot_mask = 0x00000780;
70 break;
71#endif
72 default:
73 BUG();
74 }
Masahiro Yamada063eb1e2016-04-21 14:43:18 +0900[diff] [blame]75
Masahiro Yamadabe461362016-06-04 22:39:09 +0900[diff] [blame]76 if (~readl(SG_PINMON0) & usb_boot_mask)
Masahiro Yamada063eb1e2016-04-21 14:43:18 +0900[diff] [blame]77 return BOOT_DEVICE_USB;
78
79 boot_mode = get_boot_mode_sel();
80
81 return boot_device_table[boot_mode].type;
82}
83
84void uniphier_ld20_boot_mode_show(void)
85{
86 int mode_sel, i;
87
88 mode_sel = get_boot_mode_sel();
89
90 puts("Boot Mode Pin:\n");
91
92 for (i = 0; i < ARRAY_SIZE(boot_device_table); i++)
93 printf(" %c %02x %s\n", i == mode_sel ? '*' : ' ', i,
94 boot_device_table[i].info);
95}