1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2015-2017 Socionext Inc.
4  *   Author: Masahiro Yamada <yamada.masahiro@socionext.com>
5  */
6 
7 #include <spl.h>
8 #include <linux/io.h>
9 #include <linux/kernel.h>
10 
11 #include "boot-device.h"
12 
13 const struct uniphier_boot_device uniphier_pxs2_boot_device_table[] = {
14 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 128KB, Addr 4)"},
15 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 128KB, Addr 5)"},
16 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 5)"},
17 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 256KB, Addr 5)"},
18 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 256KB, Addr 5)"},
19 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 512KB, Addr 5)"},
20 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 512KB, Addr 5)"},
21 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 4)"},
22 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 128KB, Addr 5)"},
23 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 5)"},
24 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 256KB, Addr 5)"},
25 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 256KB, Addr 5)"},
26 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 512KB, Addr 5)"},
27 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 512KB, Addr 5)"},
28 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 128KB, Addr 4)"},
29 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 4)"},
30 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, ONFI,            Addr 4)"},
31 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, ONFI,            Addr 5)"},
32 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI,            Addr 5)"},
33 	{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI,            Addr 4)"},
34 	{BOOT_DEVICE_MMC1, "eMMC (1.8V)"},
35 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, ONFI,            Addr 5)"},
36 	{BOOT_DEVICE_NAND, "NAND (Mirror 1, 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_SPI,  "SPI  (3Byte CS0)"},
40 	{BOOT_DEVICE_SPI,  "SPI  (4Byte CS0)"},
41 	{BOOT_DEVICE_SPI,  "SPI  (3Byte CS1)"},
42 	{BOOT_DEVICE_SPI,  "SPI  (4Byte CS1)"},
43 	{BOOT_DEVICE_SPI,  "SPI  (4Byte CS0)"},
44 	{BOOT_DEVICE_SPI,  "SPI  (3Byte CS0)"},
45 	{BOOT_DEVICE_NONE, "Reserved"},
46 };
47 
48 const unsigned uniphier_pxs2_boot_device_count =
49 				ARRAY_SIZE(uniphier_pxs2_boot_device_table);
50 
uniphier_pxs2_boot_device_is_usb(u32 pinmon)51 int uniphier_pxs2_boot_device_is_usb(u32 pinmon)
52 {
53 	return !!(pinmon & 0x00000040);
54 }
55 
uniphier_pxs2_boot_device_fixup(unsigned int mode)56 unsigned int uniphier_pxs2_boot_device_fixup(unsigned int mode)
57 {
58 	if (mode == BOOT_DEVICE_USB)
59 		return BOOT_DEVICE_NOR;
60 
61 	return mode;
62 }
63