arch/arm/mach-uniphier/boot-mode/boot-mode-ph1-pro5.c

   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>
  10 #include <mach/boot-device.h>
  11 #include <mach/sbc-regs.h>
  12 #include <mach/sg-regs.h>
  13
  14 static struct boot_device_info boot_device_table[] = {
  15         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 128KB, Addr 5)"},
  16         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 5)"},
  17         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 256KB, Addr 5)"},
  18         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 256KB, Addr 5)"},
  19         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 512KB, Addr 5)"},
  20         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 512KB, Addr 5)"},
  21         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, EraseSize 128KB, Addr 4)"},
  22         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128MB, Addr 4)"},
  23         {BOOT_DEVICE_NONE, "Reserved"},
  24         {BOOT_DEVICE_NONE, "Reserved"},
  25         {BOOT_DEVICE_NONE, "Reserved"},
  26         {BOOT_DEVICE_NONE, "Reserved"},
  27         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 512MB, Addr 5)"},
  28         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 512KB, Addr 5)"},
  29         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 128KB, Addr 4)"},
  30         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 4)"},
  31         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, ONFI,            Addr 5)"},
  32         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI,            Addr 5)"},
  33         {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC  8, ONFI,            Addr 4)"},
  34         {BOOT_DEVICE_NAND, "NAND (Mirror 1, 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 8, ECC  8, ONFI,            Addr 4)"},
  38         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI,            Addr 4)"},
  39         {BOOT_DEVICE_NONE, "Reserved"},
  40         {BOOT_DEVICE_MMC1, "eMMC Boot (1.8V)"},
  41         {BOOT_DEVICE_NONE, "Reserved"},
  42         {BOOT_DEVICE_NONE, "Reserved"},
  43         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 128MB, Addr 5)"},
  44         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 5)"},
  45         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC  8, EraseSize 256KB, Addr 5)"},
  46         {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 256KB, Addr 5)"},
  47         { /* sentinel */ }
  48 };
  49
  50 static int get_boot_mode_sel(void)
  51 {
  52         return (readl(SG_PINMON0) >> 1) & 0x1f;
  53 }
  54
  55 u32 ph1_pro5_boot_device(void)
  56 {
  57         int boot_mode;
  58
  59         boot_mode = get_boot_mode_sel();
  60
  61         return boot_device_table[boot_mode].type;
  62 }
  63
  64 void ph1_pro5_boot_mode_show(void)
  65 {
  66         int mode_sel, i;
  67
  68         mode_sel = get_boot_mode_sel();
  69
  70         puts("Boot Mode Pin:\n");
  71
  72         for (i = 0; i < ARRAY_SIZE(boot_device_table); i++)
  73                 printf(" %c %02x %s\n", i == mode_sel ? '*' : ' ', i,
  74                        boot_device_table[i].info);
  75 }