[PATCH 4/5] ARM: uemd: add mb7707 board support

[Antony Pavlov <antonynpavlov@gmail.com>]

The MB 77.07 is a small (80x80 mm) single-board computer
developed in Russia by the RC Module.
It was developed as an educational board for К1879ХБ1Я SoC
capabilities demonstration.

See http://www.module.ru/en/catalog/micro/micro_pc/ for details.

Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
---
 arch/arm/boards/Makefile                 |  1 +
 arch/arm/boards/module-mb7707/Makefile   |  1 +
 arch/arm/boards/module-mb7707/board.c    | 27 +++++++++++++++++++++++++
 arch/arm/boards/module-mb7707/lowlevel.c | 34 ++++++++++++++++++++++++++++++++
 arch/arm/dts/module-mb7707.dts           | 16 +++++++++++++++
 arch/arm/mach-uemd/Kconfig               |  9 +++++++++
 6 files changed, 88 insertions(+)

diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile
index 16742d9..806ab3e 100644
--- a/arch/arm/boards/Makefile
+++ b/arch/arm/boards/Makefile
@@ -47,6 +47,7 @@ obj-$(CONFIG_MACH_HIGHBANK)			+= highbank/
 obj-$(CONFIG_MACH_IMX21ADS)			+= freescale-mx21-ads/
 obj-$(CONFIG_MACH_IMX233_OLINUXINO)		+= imx233-olinuxino/
 obj-$(CONFIG_MACH_IMX27ADS)			+= freescale-mx27-ads/
+obj-$(CONFIG_MACH_MB7707)			+= module-mb7707/
 obj-$(CONFIG_MACH_MIOA701)			+= mioa701/
 obj-$(CONFIG_MACH_MMCCPU)			+= mmccpu/
 obj-$(CONFIG_MACH_MX23EVK)			+= freescale-mx23-evk/
diff --git a/arch/arm/boards/module-mb7707/Makefile b/arch/arm/boards/module-mb7707/Makefile
new file mode 100644
index 0000000..b2f44bb
--- /dev/null
+++ b/arch/arm/boards/module-mb7707/Makefile
@@ -0,0 +1 @@
+obj-y += lowlevel.o board.o
diff --git a/arch/arm/boards/module-mb7707/board.c b/arch/arm/boards/module-mb7707/board.c
new file mode 100644
index 0000000..9e544b5
--- /dev/null
+++ b/arch/arm/boards/module-mb7707/board.c
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2014 Antony Pavlov <antonynpavlov@gmail.com>
+ *
+ * This file is part of barebox.
+ * See file CREDITS for list of people who contributed to this project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * 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>
+
+static int hostname_init(void)
+{
+	barebox_set_hostname("mb7707");
+
+	return 0;
+}
+core_initcall(hostname_init);
diff --git a/arch/arm/boards/module-mb7707/lowlevel.c b/arch/arm/boards/module-mb7707/lowlevel.c
new file mode 100644
index 0000000..5f5e1d7
--- /dev/null
+++ b/arch/arm/boards/module-mb7707/lowlevel.c
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2014 Antony Pavlov <antonynpavlov@gmail.com>
+ *
+ * This file is part of barebox.
+ * See file CREDITS for list of people who contributed to this project.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * 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.
+ *
+ */
+
+#define __LOWLEVEL_INIT__
+
+#include <common.h>
+#include <asm/barebox-arm.h>
+#include <asm/barebox-arm-head.h>
+#include <init.h>
+#include <sizes.h>
+
+#define MB7707_SRAM_BASE 0x40000000
+#define MB7707_SRAM_SIZE SZ_128M
+
+void __naked __bare_init barebox_arm_reset_vector(void)
+{
+	arm_cpu_lowlevel_init();
+
+	barebox_arm_entry(MB7707_SRAM_BASE, MB7707_SRAM_SIZE, 0);
+}
diff --git a/arch/arm/dts/module-mb7707.dts b/arch/arm/dts/module-mb7707.dts
new file mode 100644
index 0000000..21bdeb2
--- /dev/null
+++ b/arch/arm/dts/module-mb7707.dts
@@ -0,0 +1,16 @@
+/dts-v1/;
+
+#include "k1879hb1ya.dtsi"
+
+/ {
+	model = "Module MB 77.07";
+	compatible = "module,mb7707";
+
+	memory {
+		reg = <0x40000000 0x8000000>;
+	};
+};
+
+&serial0 {
+	status = "okay";
+};
diff --git a/arch/arm/mach-uemd/Kconfig b/arch/arm/mach-uemd/Kconfig
index f9cf859..aedd757 100644
--- a/arch/arm/mach-uemd/Kconfig
+++ b/arch/arm/mach-uemd/Kconfig
@@ -4,4 +4,13 @@ config ARCH_TEXT_BASE
 	hex
 	default 0x40800000
 
+choice
+	prompt "UEMD Board type"
+
+config MACH_MB7707
+	bool "MB7707"
+	select HAVE_DEFAULT_ENVIRONMENT_NEW
+
+endchoice
+
 endif
-- 
1.9.0


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