[PATCH 5/7] arm: add basic support for Armada XP OpenBlocks AX3 platform

[Thomas Petazzoni <thomas.petazzoni@free-electrons.com>]

The OpenBlocks AX3 platform is manufactured by PlatHome and uses the
MV78260 dual-core SoC from the Armada XP family.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
 arch/arm/Makefile                                  |    1 +
 arch/arm/boards/plathome-openblocks-ax3/Makefile   |    2 ++
 arch/arm/boards/plathome-openblocks-ax3/config.h   |    4 ++++
 .../boards/plathome-openblocks-ax3/kwbimage.cfg    |    8 +++++++
 arch/arm/boards/plathome-openblocks-ax3/lowlevel.c |   25 ++++++++++++++++++++
 .../plathome-openblocks-ax3.c                      |   25 ++++++++++++++++++++
 arch/arm/configs/plathome_openblocks_ax3_defconfig |    9 +++++++
 arch/arm/mach-mvebu/Kconfig                        |    6 ++++-
 8 files changed, 79 insertions(+), 1 deletion(-)
 create mode 100644 arch/arm/boards/plathome-openblocks-ax3/Makefile
 create mode 100644 arch/arm/boards/plathome-openblocks-ax3/config.h
 create mode 100644 arch/arm/boards/plathome-openblocks-ax3/kwbimage.cfg
 create mode 100644 arch/arm/boards/plathome-openblocks-ax3/lowlevel.c
 create mode 100644 arch/arm/boards/plathome-openblocks-ax3/plathome-openblocks-ax3.c
 create mode 100644 arch/arm/configs/plathome_openblocks_ax3_defconfig

diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 6e7acde..ad8b355 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -142,6 +142,7 @@ board-$(CONFIG_MACH_GUF_CUPID)			:= guf-cupid
 board-$(CONFIG_MACH_MINI2440)			:= friendlyarm-mini2440
 board-$(CONFIG_MACH_MINI6410)			:= friendlyarm-mini6410
 board-$(CONFIG_MACH_TINY6410)			:= friendlyarm-tiny6410
+board-$(CONFIG_MACH_PLATHOME_OPENBLOCKS_AX3)	:= plathome-openblocks-ax3
 board-$(CONFIG_MACH_QIL_A9260)			:= qil-a9260
 board-$(CONFIG_MACH_TNY_A9260)			:= tny-a926x
 board-$(CONFIG_MACH_TNY_A9263)			:= tny-a926x
diff --git a/arch/arm/boards/plathome-openblocks-ax3/Makefile b/arch/arm/boards/plathome-openblocks-ax3/Makefile
new file mode 100644
index 0000000..91dc764
--- /dev/null
+++ b/arch/arm/boards/plathome-openblocks-ax3/Makefile
@@ -0,0 +1,2 @@
+obj-y = plathome-openblocks-ax3.o
+lwl-y += lowlevel.o
diff --git a/arch/arm/boards/plathome-openblocks-ax3/config.h b/arch/arm/boards/plathome-openblocks-ax3/config.h
new file mode 100644
index 0000000..ca15136
--- /dev/null
+++ b/arch/arm/boards/plathome-openblocks-ax3/config.h
@@ -0,0 +1,4 @@
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+#endif	/* __CONFIG_H */
diff --git a/arch/arm/boards/plathome-openblocks-ax3/kwbimage.cfg b/arch/arm/boards/plathome-openblocks-ax3/kwbimage.cfg
new file mode 100644
index 0000000..0ae1efd
--- /dev/null
+++ b/arch/arm/boards/plathome-openblocks-ax3/kwbimage.cfg
@@ -0,0 +1,8 @@
+VERSION 1
+BOOT_FROM spi
+DESTADDR 00000000
+EXECADDR 00000000
+NAND_BLKSZ 00000000
+NAND_BADBLK_LOCATION 00
+BINARY binary.0 0000005b 00000068
+PAYLOAD barebox.bin
diff --git a/arch/arm/boards/plathome-openblocks-ax3/lowlevel.c b/arch/arm/boards/plathome-openblocks-ax3/lowlevel.c
new file mode 100644
index 0000000..e9b2e30
--- /dev/null
+++ b/arch/arm/boards/plathome-openblocks-ax3/lowlevel.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2013 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <common.h>
+#include <mach/mvebu.h>
+#include <asm/barebox-arm.h>
+#include <asm/barebox-arm-head.h>
+
+void __naked barebox_arm_reset_vector(void)
+{
+	arm_cpu_lowlevel_init();
+	mvebu_barebox_entry();
+}
diff --git a/arch/arm/boards/plathome-openblocks-ax3/plathome-openblocks-ax3.c b/arch/arm/boards/plathome-openblocks-ax3/plathome-openblocks-ax3.c
new file mode 100644
index 0000000..9daf020
--- /dev/null
+++ b/arch/arm/boards/plathome-openblocks-ax3/plathome-openblocks-ax3.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright (C) 2013 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <common.h>
+#include <init.h>
+#include <mach/mvebu.h>
+
+static int plathome_openblocks_ax3_console_init(void)
+{
+	return mvebu_add_uart0();
+}
+
+console_initcall(plathome_openblocks_ax3_console_init);
diff --git a/arch/arm/configs/plathome_openblocks_ax3_defconfig b/arch/arm/configs/plathome_openblocks_ax3_defconfig
new file mode 100644
index 0000000..95449c9
--- /dev/null
+++ b/arch/arm/configs/plathome_openblocks_ax3_defconfig
@@ -0,0 +1,9 @@
+CONFIG_ARCH_MVEBU=y
+CONFIG_ARCH_ARMADA_XP=y
+CONFIG_AEABI=y
+CONFIG_DEBUG_LL=y
+CONFIG_CMD_LOADY=y
+CONFIG_CMD_LOADS=y
+CONFIG_CMD_RESET=y
+CONFIG_CMD_CLK=y
+CONFIG_DRIVER_SERIAL_NS16550=y
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig
index 4cbe546..9196251 100644
--- a/arch/arm/mach-mvebu/Kconfig
+++ b/arch/arm/mach-mvebu/Kconfig
@@ -2,9 +2,10 @@ if ARCH_MVEBU
 
 config ARCH_TEXT_BASE
 	hex
+	default 0x2000000 if MACH_PLATHOME_OPENBLOCKS_AX3
 
 config BOARDINFO
-	default
+	default "PlatHome OpenBlocks AX3" if MACH_PLATHOME_OPENBLOCKS_AX3
 
 choice
 	prompt "Marvell EBU Processor"
@@ -33,6 +34,9 @@ if ARCH_ARMADA_XP
 choice
 	prompt "Armada XP Board Type"
 
+config MACH_PLATHOME_OPENBLOCKS_AX3
+	bool "PlatHome OpenBlocks AX3"
+
 endchoice
 
 endif # ARCH_ARMADA_XP
-- 
1.7.9.5


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