mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-11 15:37:23 +00:00
3f23111722
Initial commit for PH1-Pro4 Ace and Sanji boards. Note: There are two variants for the Ace board in terms of the amount of DDR memory; 1GB or 2GB. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
95 lines
2.5 KiB
C
95 lines
2.5 KiB
C
/*
|
|
* Copyright (C) 2014-2015 Masahiro Yamada <yamada.masahiro@socionext.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <spl.h>
|
|
#include <libfdt.h>
|
|
#include <nand.h>
|
|
#include <linux/io.h>
|
|
#include <../drivers/mtd/nand/denali.h>
|
|
|
|
#include "boot-mode/boot-device.h"
|
|
|
|
static void nand_denali_wp_disable(void)
|
|
{
|
|
#ifdef CONFIG_NAND_DENALI
|
|
/*
|
|
* Since the boot rom enables the write protection for NAND boot mode,
|
|
* it must be disabled somewhere for "nand write", "nand erase", etc.
|
|
* The workaround is here to not disturb the Denali NAND controller
|
|
* driver just for a really SoC-specific thing.
|
|
*/
|
|
void __iomem *denali_reg = (void __iomem *)CONFIG_SYS_NAND_REGS_BASE;
|
|
|
|
writel(WRITE_PROTECT__FLAG, denali_reg + WRITE_PROTECT);
|
|
#endif
|
|
}
|
|
|
|
struct uniphier_fdt_file {
|
|
const char *compatible;
|
|
const char *file_name;
|
|
};
|
|
|
|
static const struct uniphier_fdt_file uniphier_fdt_files[] = {
|
|
{ "socionext,ph1-ld4-ref", "uniphier-ph1-ld4-ref.dtb", },
|
|
{ "socionext,ph1-ld6b-ref", "uniphier-ph1-ld6b-ref.dtb", },
|
|
{ "socionext,ph1-ld10-ref", "uniphier-ph1-ld10-ref.dtb", },
|
|
{ "socionext,ph1-pro4-ace", "uniphier-ph1-pro4-ace.dtb", },
|
|
{ "socionext,ph1-pro4-ref", "uniphier-ph1-pro4-ref.dtb", },
|
|
{ "socionext,ph1-pro4-sanji", "uniphier-ph1-pro4-sanji.dtb", },
|
|
{ "socionext,ph1-pro5-4kbox", "uniphier-ph1-pro5-4kbox.dtb", },
|
|
{ "socionext,ph1-sld3-ref", "uniphier-ph1-sld3-ref.dtb", },
|
|
{ "socionext,ph1-sld8-ref", "uniphier-ph1-sld8-ref.dtb", },
|
|
{ "socionext,proxstream2-gentil", "uniphier-proxstream2-gentil.dtb", },
|
|
{ "socionext,proxstream2-vodka", "uniphier-proxstream2-vodka.dtb", },
|
|
};
|
|
|
|
static void uniphier_set_fdt_file(void)
|
|
{
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
int i;
|
|
|
|
/* lookup DTB file name based on the compatible string */
|
|
for (i = 0; i < ARRAY_SIZE(uniphier_fdt_files); i++) {
|
|
if (!fdt_node_check_compatible(gd->fdt_blob, 0,
|
|
uniphier_fdt_files[i].compatible)) {
|
|
setenv("fdt_file", uniphier_fdt_files[i].file_name);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
int board_late_init(void)
|
|
{
|
|
puts("MODE: ");
|
|
|
|
switch (spl_boot_device_raw()) {
|
|
case BOOT_DEVICE_MMC1:
|
|
printf("eMMC Boot\n");
|
|
setenv("bootmode", "emmcboot");
|
|
break;
|
|
case BOOT_DEVICE_NAND:
|
|
printf("NAND Boot\n");
|
|
setenv("bootmode", "nandboot");
|
|
nand_denali_wp_disable();
|
|
break;
|
|
case BOOT_DEVICE_NOR:
|
|
printf("NOR Boot\n");
|
|
setenv("bootmode", "norboot");
|
|
break;
|
|
case BOOT_DEVICE_USB:
|
|
printf("USB Boot\n");
|
|
setenv("bootmode", "usbboot");
|
|
break;
|
|
default:
|
|
printf("Unsupported Boot Mode\n");
|
|
return -1;
|
|
}
|
|
|
|
uniphier_set_fdt_file();
|
|
|
|
return 0;
|
|
}
|