sh: Add EcoVec (SH7724) board support

This adds preliminary support for the EcoVec board.

Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/sh/Makefile

@@ -137,6 +137,7 @@ machdir-$(CONFIG_SH_EDOSK7705)			+= mach-edosk7705
 machdir-$(CONFIG_SH_HIGHLANDER)			+= mach-highlander
 machdir-$(CONFIG_SH_MIGOR)			+= mach-migor
 machdir-$(CONFIG_SH_KFR2R09)			+= mach-kfr2r09
+machdir-$(CONFIG_SH_ECOVEC)			+= mach-ecovec24
 machdir-$(CONFIG_SH_SDK7780)			+= mach-sdk7780
 machdir-$(CONFIG_SH_X3PROTO)			+= mach-x3proto
 machdir-$(CONFIG_SH_SH7763RDP)			+= mach-sh7763rdp

arch/sh/boards/Kconfig

@@ -200,6 +200,13 @@ config SH_KFR2R09
 	help
 	  "Kit For R2R for 2009" support.
 
+config SH_ECOVEC
+	bool "EcoVec"
+	depends on CPU_SUBTYPE_SH7724
+	select ARCH_REQUIRE_GPIOLIB
+	help
+	  Renesas "R0P7724LC0011/21RL (EcoVec)" support.
+
 config SH_SH7763RDP
 	bool "SH7763RDP"
 	depends on CPU_SUBTYPE_SH7763

arch/sh/boards/mach-ecovec24/Makefile

@@ -0,0 +1,9 @@
+#
+# Makefile for the R0P7724LC0011/21RL (EcoVec)
+#
+# This file is subject to the terms and conditions of the GNU General Public
+# License.  See the file "COPYING" in the main directory of this archive
+# for more details.
+#
+
+obj-y	 := setup.o

arch/sh/boards/mach-ecovec24/setup.c

@@ -0,0 +1,129 @@
+/*
+ * Copyright (C) 2009 Renesas Solutions Corp.
+ *
+ * Kuninori Morimoto <morimoto.kuninori@renesas.com>
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/physmap.h>
+#include <linux/gpio.h>
+#include <linux/interrupt.h>
+#include <asm/io.h>
+#include <asm/heartbeat.h>
+#include <cpu/sh7724.h>
+
+/*
+ * Area   Address                    Interface     size  BusWidth
+ * 0      0x0000_0000 ~ 0x03FF_FFFF  FROM          64MB  16bit
+ * 1      0x0400_0000 ~ 0x07FF_FFFF  Internal I/O  64MB  16/32bit
+ * 2      0x0800_0000 ~ 0x0BFF_FFFF  DRAM 2        64MB  32bit
+ * 3      0x0C00_0000 ~ 0x0FFF_FFFF  DRAM 3        64MB  32bit
+ * 4      0x1000_0000 ~ 0x13FF_FFFF  DRAM 4        64MB  32bit
+ * 5      0x1400_0000 ~ 0x17FF_FFFF  DRAM 5        64MB  32bit
+ * 6      0x1800_0000 ~ 0x1BFF_FFFF  MFI           64MB  16bit
+ */
+
+/* Heartbeat */
+static unsigned char led_pos[] = { 0, 1, 2, 3 };
+static struct heartbeat_data heartbeat_data = {
+	.regsize = 8,
+	.nr_bits = 4,
+	.bit_pos = led_pos,
+};
+
+static struct resource heartbeat_resources[] = {
+	[0] = {
+		.start  = 0xA405012C, /* PTG */
+		.end    = 0xA405012E - 1,
+		.flags  = IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device heartbeat_device = {
+	.name           = "heartbeat",
+	.id             = -1,
+	.dev = {
+		.platform_data = &heartbeat_data,
+	},
+	.num_resources  = ARRAY_SIZE(heartbeat_resources),
+	.resource       = heartbeat_resources,
+};
+
+/* MTD */
+static struct mtd_partition nor_flash_partitions[] = {
+	{
+		.name = "uboot",
+		.offset = 0,
+		.size = (256 * 1024),
+		.mask_flags = MTD_CAP_ROM,
+	}, {
+		.name = "kernel",
+		.offset = MTDPART_OFS_APPEND,
+		.size = (2 * 1024 * 1024),
+	}, {
+		.name = "free-area",
+		.offset = MTDPART_OFS_APPEND,
+		.size = MTDPART_SIZ_FULL,
+	},
+};
+
+static struct physmap_flash_data nor_flash_data = {
+	.width		= 2,
+	.parts		= nor_flash_partitions,
+	.nr_parts	= ARRAY_SIZE(nor_flash_partitions),
+};
+
+static struct resource nor_flash_resources[] = {
+	[0] = {
+		.name	= "NOR Flash",
+		.start	= 0x00000000,
+		.end	= 0x03ffffff,
+		.flags	= IORESOURCE_MEM,
+	}
+};
+
+static struct platform_device nor_flash_device = {
+	.name		= "physmap-flash",
+	.resource	= nor_flash_resources,
+	.num_resources	= ARRAY_SIZE(nor_flash_resources),
+	.dev		= {
+		.platform_data = &nor_flash_data,
+	},
+};
+
+static struct platform_device *ecovec_devices[] __initdata = {
+	&heartbeat_device,
+	&nor_flash_device,
+};
+
+static int __init devices_setup(void)
+{
+	/* enable SCIFA0 */
+	gpio_request(GPIO_FN_SCIF0_TXD, NULL);
+	gpio_request(GPIO_FN_SCIF0_RXD, NULL);
+	gpio_request(GPIO_FN_SCIF0_SCK, NULL);
+
+	/* enable debug LED */
+	gpio_request(GPIO_PTG0, NULL);
+	gpio_request(GPIO_PTG1, NULL);
+	gpio_request(GPIO_PTG2, NULL);
+	gpio_request(GPIO_PTG3, NULL);
+	gpio_direction_output(GPIO_PTT0, 0);
+	gpio_direction_output(GPIO_PTT1, 0);
+	gpio_direction_output(GPIO_PTT2, 0);
+	gpio_direction_output(GPIO_PTT3, 0);
+
+	return platform_add_devices(ecovec_devices,
+				    ARRAY_SIZE(ecovec_devices));
+}
+device_initcall(devices_setup);
+
+static struct sh_machine_vector mv_ecovec __initmv = {
+	.mv_name	= "R0P7724 (EcoVec)",
+};