Commit 920adc75 authored by Kuninori Morimoto's avatar Kuninori Morimoto Committed by Paul Mundt
Browse files

ARM: mach-shmobile: Add mackerel board support


Signed-off-by: default avatarKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 6d72ad35
......@@ -51,6 +51,11 @@ config AP4EVB_WVGA
endchoice
config MACH_MACKEREL
bool "mackerel board"
depends on ARCH_SH7372
select ARCH_REQUIRE_GPIOLIB
comment "SH-Mobile System Configuration"
menu "Memory configuration"
......@@ -59,7 +64,7 @@ config MEMORY_START
hex "Physical memory start address"
default "0x50000000" if MACH_G3EVM
default "0x40000000" if MACH_G4EVM
default "0x40000000" if MACH_AP4EVB
default "0x40000000" if MACH_AP4EVB || MACH_MACKEREL
default "0x00000000"
---help---
Tweak this only when porting to a new machine which does not
......
......@@ -20,3 +20,4 @@ obj-$(CONFIG_GENERIC_GPIO) += $(pfc-y)
obj-$(CONFIG_MACH_G3EVM) += board-g3evm.o
obj-$(CONFIG_MACH_G4EVM) += board-g4evm.o
obj-$(CONFIG_MACH_AP4EVB) += board-ap4evb.o
obj-$(CONFIG_MACH_MACKEREL) += board-mackerel.o
/*
* mackerel board support
*
* Copyright (C) 2010 Renesas Solutions Corp.
* Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
*
* based on ap4evb
* Copyright (C) 2010 Magnus Damm
* Copyright (C) 2008 Yoshihiro Shimoda
*
* 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; version 2 of the License.
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/io.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <mach/common.h>
#include <mach/sh7372.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <asm/mach-types.h>
/*
* Address Interface BusWidth note
* ------------------------------------------------------------------
* 0x0000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = ON
* 0x0800_0000 user area -
* 0x1000_0000 NOR Flash ROM (MCP) 16bit SW7 : bit1 = OFF
* 0x1400_0000 Ether (LAN9220) 16bit
* 0x1600_0000 user area - cannot use with NAND
* 0x1800_0000 user area -
* 0x1A00_0000 -
* 0x4000_0000 LPDDR2-SDRAM (POP) 32bit
*/
/* MTD */
static struct mtd_partition nor_flash_partitions[] = {
{
.name = "loader",
.offset = 0x00000000,
.size = 512 * 1024,
.mask_flags = MTD_WRITEABLE,
},
{
.name = "bootenv",
.offset = MTDPART_OFS_APPEND,
.size = 512 * 1024,
.mask_flags = MTD_WRITEABLE,
},
{
.name = "kernel_ro",
.offset = MTDPART_OFS_APPEND,
.size = 8 * 1024 * 1024,
.mask_flags = MTD_WRITEABLE,
},
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = 8 * 1024 * 1024,
},
{
.name = "data",
.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] = {
.start = 0x00000000,
.end = 0x08000000 - 1,
.flags = IORESOURCE_MEM,
}
};
static struct platform_device nor_flash_device = {
.name = "physmap-flash",
.dev = {
.platform_data = &nor_flash_data,
},
.num_resources = ARRAY_SIZE(nor_flash_resources),
.resource = nor_flash_resources,
};
static struct platform_device *mackerel_devices[] __initdata = {
&nor_flash_device,
};
static struct map_desc mackerel_io_desc[] __initdata = {
/* create a 1:1 entity map for 0xe6xxxxxx
* used by CPGA, INTC and PFC.
*/
{
.virtual = 0xe6000000,
.pfn = __phys_to_pfn(0xe6000000),
.length = 256 << 20,
.type = MT_DEVICE_NONSHARED
},
};
static void __init mackerel_map_io(void)
{
iotable_init(mackerel_io_desc, ARRAY_SIZE(mackerel_io_desc));
/* setup early devices and console here as well */
sh7372_add_early_devices();
shmobile_setup_console();
}
static void __init mackerel_init(void)
{
sh7372_pinmux_init();
/* enable SCIFA0 */
gpio_request(GPIO_FN_SCIFA0_TXD, NULL);
gpio_request(GPIO_FN_SCIFA0_RXD, NULL);
sh7372_add_standard_devices();
platform_add_devices(mackerel_devices, ARRAY_SIZE(mackerel_devices));
}
static void __init mackerel_timer_init(void)
{
sh7372_clock_init();
shmobile_timer.init();
}
static struct sys_timer mackerel_timer = {
.init = mackerel_timer_init,
};
MACHINE_START(MACKEREL, "mackerel")
.map_io = mackerel_map_io,
.init_irq = sh7372_init_irq,
.init_machine = mackerel_init,
.timer = &mackerel_timer,
MACHINE_END
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