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Diffstat (limited to 'arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c')
-rw-r--r--arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c75
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c b/arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c
new file mode 100644
index 0000000..10a47c6
--- /dev/null
+++ b/arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+#include <linux/io.h>
+#include <mach/boot-device.h>
+#include <mach/init.h>
+#include <mach/sbc-regs.h>
+#include <mach/sg-regs.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 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 8, 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 1, ECC 8, EraseSize 128KB, Addr 4)"},
+ {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 16, EraseSize 128KB, Addr 4)"},
+ {BOOT_DEVICE_NAND, "NAND (Mirror 8, ECC 8, 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 8, ECC 16, ONFI, Addr 4)"},
+ {BOOT_DEVICE_MMC1, "eMMC Boot (1.8V)"},
+ {BOOT_DEVICE_NAND, "NAND (Mirror 1, ECC 8, ONFI, Addr 5)"},
+ {BOOT_DEVICE_NAND, "NAND (Mirror 1, 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_SPI, "SPI 3Byte CS0"},
+ {BOOT_DEVICE_SPI, "SPI 4Byte CS0"},
+ {BOOT_DEVICE_SPI, "SPI 3Byte CS1"},
+ {BOOT_DEVICE_SPI, "SPI 4Byte CS1"},
+ {BOOT_DEVICE_SPI, "SPI 4Byte CS0"},
+ {BOOT_DEVICE_SPI, "SPI 3Byte CS0"},
+ {BOOT_DEVICE_NONE, "Reserved"},
+};
+
+int get_boot_mode_sel(void)
+{
+ return (readl(SG_PINMON0) >> 1) & 0x1f;
+}
+
+u32 proxstream2_boot_device(void)
+{
+ int boot_mode;
+
+ boot_mode = get_boot_mode_sel();
+
+ return boot_device_table[boot_mode].type;
+}
+
+void proxstream2_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);
+}