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authorMasahiro Yamada <yamada.masahiro@socionext.com>2015-09-22 00:27:41 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2015-09-25 00:59:33 +0900
commit019df879a93e266ac19f5eb00e4ee605db279b14 (patch)
treeb11ab5f86fa406775d870b1a51b2cf44fc8f7acc /arch/arm/mach-uniphier/boot-mode
parent28f40d4a4db2b6c701d349fd4fac286d21369de2 (diff)
downloadtalos-obmc-uboot-019df879a93e266ac19f5eb00e4ee605db279b14.tar.gz
talos-obmc-uboot-019df879a93e266ac19f5eb00e4ee605db279b14.zip
ARM: uniphier: add ProXstream2 and PH1-LD6b support
The DDR SDRAM initialization code has not been mainlined yet, but U-Boot proper should work. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'arch/arm/mach-uniphier/boot-mode')
-rw-r--r--arch/arm/mach-uniphier/boot-mode/Makefile2
-rw-r--r--arch/arm/mach-uniphier/boot-mode/boot-mode-proxstream2.c75
-rw-r--r--arch/arm/mach-uniphier/boot-mode/boot-mode.c6
3 files changed, 83 insertions, 0 deletions
diff --git a/arch/arm/mach-uniphier/boot-mode/Makefile b/arch/arm/mach-uniphier/boot-mode/Makefile
index 1d2f8b3946..30c8874905 100644
--- a/arch/arm/mach-uniphier/boot-mode/Makefile
+++ b/arch/arm/mach-uniphier/boot-mode/Makefile
@@ -5,3 +5,5 @@ obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD4) += boot-mode-ph1-ld4.o
obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO4) += boot-mode-ph1-ld4.o
obj-$(CONFIG_ARCH_UNIPHIER_PH1_SLD8) += boot-mode-ph1-ld4.o
obj-$(CONFIG_ARCH_UNIPHIER_PH1_PRO5) += boot-mode-ph1-pro5.o
+obj-$(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) += boot-mode-proxstream2.o
+obj-$(CONFIG_ARCH_UNIPHIER_PH1_LD6B) += boot-mode-proxstream2.o
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 0000000000..10a47c6fcc
--- /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);
+}
diff --git a/arch/arm/mach-uniphier/boot-mode/boot-mode.c b/arch/arm/mach-uniphier/boot-mode/boot-mode.c
index 60329eb10a..c6cafa7919 100644
--- a/arch/arm/mach-uniphier/boot-mode/boot-mode.c
+++ b/arch/arm/mach-uniphier/boot-mode/boot-mode.c
@@ -33,6 +33,12 @@ u32 spl_boot_device(void)
case SOC_UNIPHIER_PH1_PRO5:
return ph1_pro5_boot_device();
#endif
+#if defined(CONFIG_ARCH_UNIPHIER_PROXSTREAM2) || \
+ defined(CONFIG_ARCH_UNIPHIER_PH1_LD6B)
+ case SOC_UNIPHIER_PROXSTREAM2:
+ case SOC_UNIPHIER_PH1_LD6B:
+ return proxstream2_boot_device();
+#endif
default:
return BOOT_DEVICE_NONE;
}
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