ARM: uniphier: add PH1-LD20 SoC support
This is the first ARMv8 SoC from Socionext Inc.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/arch/arm/mach-uniphier/boot-mode/Makefile b/arch/arm/mach-uniphier/boot-mode/Makefile
index 278df64..6cd096e 100644
--- a/arch/arm/mach-uniphier/boot-mode/Makefile
+++ b/arch/arm/mach-uniphier/boot-mode/Makefile
@@ -11,5 +11,6 @@
obj-$(CONFIG_ARCH_UNIPHIER_PRO5) += boot-mode-pro5.o
obj-$(CONFIG_ARCH_UNIPHIER_PXS2) += boot-mode-pxs2.o
obj-$(CONFIG_ARCH_UNIPHIER_LD6B) += boot-mode-pxs2.o
+obj-$(CONFIG_ARCH_UNIPHIER_LD20) += boot-mode-ld20.o
obj-$(CONFIG_CMD_PINMON) += cmd_pinmon.o
diff --git a/arch/arm/mach-uniphier/boot-mode/boot-device.h b/arch/arm/mach-uniphier/boot-mode/boot-device.h
index 2e05a47..bd44d73 100644
--- a/arch/arm/mach-uniphier/boot-mode/boot-device.h
+++ b/arch/arm/mach-uniphier/boot-mode/boot-device.h
@@ -16,11 +16,13 @@
u32 uniphier_ld4_boot_device(void);
u32 uniphier_pro5_boot_device(void);
u32 uniphier_pxs2_boot_device(void);
+u32 uniphier_ld20_boot_device(void);
void uniphier_sld3_boot_mode_show(void);
void uniphier_ld4_boot_mode_show(void);
void uniphier_pro5_boot_mode_show(void);
void uniphier_pxs2_boot_mode_show(void);
+void uniphier_ld20_boot_mode_show(void);
u32 spl_boot_device_raw(void);
diff --git a/arch/arm/mach-uniphier/boot-mode/boot-mode-ld20.c b/arch/arm/mach-uniphier/boot-mode/boot-mode-ld20.c
new file mode 100644
index 0000000..100275e
--- /dev/null
+++ b/arch/arm/mach-uniphier/boot-mode/boot-mode-ld20.c
@@ -0,0 +1,77 @@
+/*
+ * Copyright (C) 2016 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 "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_NONE, "Reserved"},
+};
+
+static int get_boot_mode_sel(void)
+{
+ return (readl(SG_PINMON0) >> 1) & 0x1f;
+}
+
+u32 uniphier_ld20_boot_device(void)
+{
+ int boot_mode;
+
+ if (~readl(SG_PINMON0) & 0x00000780)
+ 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);
+}
diff --git a/arch/arm/mach-uniphier/boot-mode/boot-mode.c b/arch/arm/mach-uniphier/boot-mode/boot-mode.c
index b08cd6c..48e478c 100644
--- a/arch/arm/mach-uniphier/boot-mode/boot-mode.c
+++ b/arch/arm/mach-uniphier/boot-mode/boot-mode.c
@@ -39,6 +39,10 @@
case SOC_UNIPHIER_LD6B:
return uniphier_pxs2_boot_device();
#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+ case SOC_UNIPHIER_LD20:
+ return uniphier_ld20_boot_device();
+#endif
default:
return BOOT_DEVICE_NONE;
}
diff --git a/arch/arm/mach-uniphier/boot-mode/cmd_pinmon.c b/arch/arm/mach-uniphier/boot-mode/cmd_pinmon.c
index bccab62..fa97dc5 100644
--- a/arch/arm/mach-uniphier/boot-mode/cmd_pinmon.c
+++ b/arch/arm/mach-uniphier/boot-mode/cmd_pinmon.c
@@ -39,6 +39,11 @@
uniphier_pxs2_boot_mode_show();
break;
#endif
+#if defined(CONFIG_ARCH_UNIPHIER_LD20)
+ case SOC_UNIPHIER_LD20:
+ uniphier_ld20_boot_mode_show();
+ break;
+#endif
default:
break;
}