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Commit 4138b740 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Paul Mundt
Browse files

sh: Add EcoVec (SH7724) board support 



This adds preliminary support for the EcoVec board.

Signed-off-by: default avatarKuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 24d76195

arch/sh/Makefile

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@@ -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

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@@ -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

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#

# 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
 
 No newline at end of file

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

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/*

 * 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)",

};

arch/sh/configs/ecovec24_defconfig

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