sh: Add Renesas EDOSK7760 board support.

This adds support for the Renesas (RTE) EDOSK7760 board. Currently
supported devices are:

	 - ramdisk support
	 - ethernet support
	 - nfs support
	 - ext2/ext3 support
	 - i2c support
	 - fb support (M)
Signed-off-by: NLuca Santini <luca.santini@spesonline.com>
Signed-off-by: NPaul Mundt <lethal@linux-sh.org>

arch/sh/boards/Kconfig

@@ -184,6 +184,13 @@ config SH_EDOSK7705
 	bool "EDOSK7705"
 	depends on CPU_SUBTYPE_SH7705
 
+config SH_EDOSK7760
+	bool "EDOSK7760"
+	depends on CPU_SUBTYPE_SH7760
+	help
+	  Select if configuring for a Renesas EDOSK7760
+	  evaluation board.
+
 config SH_SH4202_MICRODEV
 	bool "SH4-202 MicroDev"
 	depends on CPU_SUBTYPE_SH4_202

arch/sh/boards/Makefile

@@ -6,3 +6,4 @@ obj-$(CONFIG_SH_MAGIC_PANEL_R2)	+= board-magicpanelr2.o
 obj-$(CONFIG_SH_RSK7203)	+= board-rsk7203.o
 obj-$(CONFIG_SH_SH7785LCR)	+= board-sh7785lcr.o
 obj-$(CONFIG_SH_SHMIN)		+= board-shmin.o
+obj-$(CONFIG_SH_EDOSK7760)	+= board-edosk7760.o

arch/sh/boards/board-edosk7760.c

+/*
+ * Renesas Europe EDOSK7760 Board Support
+ *
+ * Copyright (C) 2008 SPES Societa' Progettazione Elettronica e Software Ltd.
+ * Author: Luca Santini <luca.santini@spesonline.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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/platform_device.h>
+#include <linux/smc91x.h>
+#include <linux/interrupt.h>
+#include <linux/i2c.h>
+#include <asm/machvec.h>
+#include <asm/io.h>
+#include <asm/addrspace.h>
+#include <asm/delay.h>
+#include <asm/i2c-sh7760.h>
+
+/* Bus state controller registers for CS4 area */
+#define BSC_CS4BCR	0xA4FD0010
+#define BSC_CS4WCR	0xA4FD0030
+
+#define SMC_IOBASE	0xA2000000
+#define SMC_IO_OFFSET	0x300
+#define SMC_IOADDR	(SMC_IOBASE + SMC_IO_OFFSET)
+
+#define ETHERNET_IRQ	5
+
+/* i2c initialization functions */
+static struct sh7760_i2c_platdata i2c_pd = {
+	.speed_khz	= 400,
+};
+
+static struct resource sh7760_i2c1_res[] = {
+	{
+		.start	= SH7760_I2C1_MMIO,
+		.end	= SH7760_I2C1_MMIOEND,
+		.flags	= IORESOURCE_MEM,
+	},{
+		.start	= SH7760_I2C1_IRQ,
+		.end	= SH7760_I2C1_IRQ,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device sh7760_i2c1_dev = {
+	.dev    = {
+		.platform_data	= &i2c_pd,
+	},
+
+	.name		= SH7760_I2C_DEVNAME,
+	.id		= 1,
+	.resource	= sh7760_i2c1_res,
+	.num_resources	= ARRAY_SIZE(sh7760_i2c1_res),
+};
+
+static struct resource sh7760_i2c0_res[] = {
+	{
+		.start	= SH7760_I2C0_MMIO,
+		.end	= SH7760_I2C0_MMIOEND,
+		.flags	= IORESOURCE_MEM,
+	}, {
+		.start	= SH7760_I2C0_IRQ,
+		.end	= SH7760_I2C0_IRQ,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device sh7760_i2c0_dev = {
+	.dev    = {
+		.platform_data	= &i2c_pd,
+	},
+	.name		= SH7760_I2C_DEVNAME,
+	.id		= 0,
+	.resource	= sh7760_i2c0_res,
+	.num_resources	= ARRAY_SIZE(sh7760_i2c0_res),
+};
+
+/* eth initialization functions */
+static struct smc91x_platdata smc91x_info = {
+	.flags = SMC91X_USE_16BIT | SMC91X_IO_SHIFT_1 | IORESOURCE_IRQ_LOWLEVEL,
+};
+
+static struct resource smc91x_res[] = {
+	[0] = {
+		.start	= SMC_IOADDR,
+		.end	= SMC_IOADDR + 0x1f,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= ETHERNET_IRQ,
+		.end	= ETHERNET_IRQ,
+		.flags	= IORESOURCE_IRQ ,
+	}
+};
+
+static struct platform_device smc91x_dev = {
+	.name		= "smc91x",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(smc91x_res),
+	.resource	= smc91x_res,
+
+	.dev	= {
+		.platform_data	= &smc91x_info,
+	},
+};
+
+/* platform init code */
+static struct platform_device *edosk7760_devices[] __initdata = {
+	&sh7760_i2c0_dev,
+	&sh7760_i2c1_dev,
+	&smc91x_dev,
+};
+
+static int __init init_edosk7760_devices(void)
+{
+	plat_irq_setup_pins(IRQ_MODE_IRQ);
+
+	return platform_add_devices(edosk7760_devices,
+				    ARRAY_SIZE(edosk7760_devices));
+}
+__initcall(init_edosk7760_devices);
+
+/*
+ * The Machine Vector
+ */
+struct sh_machine_vector mv_edosk7760 __initmv = {
+	.mv_name	= "EDOSK7760",
+	.mv_nr_irqs	= 128,
+};