mirror of
https://github.com/AsahiLinux/u-boot
synced 2025-03-02 14:27:17 +00:00
e27d6c7d32
Currently, uniphier_get_soc_type() converts the SoC ID (this is read from the revision register) to an enum symbol to use it for SoC identification. Come to think of it, there is no need for the conversion in the first place. Using the SoC ID from the register as-is a straightforward way. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
95 lines
3.4 KiB
C
95 lines
3.4 KiB
C
/*
|
|
* Copyright (C) 2016-2017 Socionext Inc.
|
|
* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <spl.h>
|
|
#include <linux/io.h>
|
|
|
|
#include "../sg-regs.h"
|
|
#include "../soc-info.h"
|
|
#include "boot-device.h"
|
|
|
|
static struct boot_device_info boot_device_table[] = {
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 128KB, Addr 4)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 4)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 128KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 128KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 256KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 256KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, EraseSize 512KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, EraseSize 512KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 128KB, Addr 4)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 4)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 128KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 256KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 256KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, EraseSize 512KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 512KB, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, ONFI, Addr 4)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI, Addr 4)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, ONFI, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 16, ONFI, Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, ONFI Addr 4)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI Addr 4)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, ONFI Addr 5)"},
|
|
{BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, ONFI Addr 5)"},
|
|
{BOOT_DEVICE_MMC1, "eMMC (Legacy, 4bit, 1.8V, Training Off)"},
|
|
{BOOT_DEVICE_MMC1, "eMMC (Legacy, 4bit, 1.8V, Training On)"},
|
|
{BOOT_DEVICE_MMC1, "eMMC (Legacy, 8bit, 1.8V, Training Off)"},
|
|
{BOOT_DEVICE_MMC1, "eMMC (Legacy, 8bit, 1.8V, Training On)"},
|
|
{BOOT_DEVICE_MMC1, "eMMC (High Speed SDR, 8bit, 1.8V, Training Off)"},
|
|
{BOOT_DEVICE_MMC1, "eMMC (High Speed SDR, 8bit, 1.8V, Training On)"},
|
|
{BOOT_DEVICE_MMC1, "eMMC (Legacy, 4bit, 1.8V, Training Off)"},
|
|
{BOOT_DEVICE_NOR, "NOR (XECS1)"},
|
|
};
|
|
|
|
static int get_boot_mode_sel(void)
|
|
{
|
|
return (readl(SG_PINMON0) >> 1) & 0x1f;
|
|
}
|
|
|
|
u32 uniphier_ld20_boot_device(void)
|
|
{
|
|
int boot_mode;
|
|
u32 usb_boot_mask;
|
|
|
|
switch (uniphier_get_soc_id()) {
|
|
#if defined(CONFIG_ARCH_UNIPHIER_LD11)
|
|
case UNIPHIER_LD11_ID:
|
|
usb_boot_mask = 0x00000080;
|
|
break;
|
|
#endif
|
|
#if defined(CONFIG_ARCH_UNIPHIER_LD20)
|
|
case UNIPHIER_LD20_ID:
|
|
usb_boot_mask = 0x00000780;
|
|
break;
|
|
#endif
|
|
default:
|
|
BUG();
|
|
}
|
|
|
|
if (~readl(SG_PINMON0) & usb_boot_mask)
|
|
return BOOT_DEVICE_USB;
|
|
|
|
boot_mode = get_boot_mode_sel();
|
|
|
|
return boot_device_table[boot_mode].type;
|
|
}
|
|
|
|
void uniphier_ld20_boot_mode_show(void)
|
|
{
|
|
int mode_sel, i;
|
|
|
|
mode_sel = get_boot_mode_sel();
|
|
|
|
puts("Boot Mode Pin:\n");
|
|
|
|
for (i = 0; i < ARRAY_SIZE(boot_device_table); i++)
|
|
printf(" %c %02x %s\n", i == mode_sel ? '*' : ' ', i,
|
|
boot_device_table[i].info);
|
|
}
|