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/**************************************************************************
*
* BRIEF MODULE DESCRIPTION
* setup routines for IDT EB434 boards
*
* Copyright 2004 IDT Inc. (rischelp@idt.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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* 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.
*
*
**************************************************************************
* May 2004 rkt, neb
*
* Initial Release
*
*
*
**************************************************************************
*/
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/irq.h>
#include <asm/bootinfo.h>
#include <asm/io.h>
#include <linux/ioport.h>
#include <asm/mipsregs.h>
#include <asm/pgtable.h>
#include <asm/reboot.h>
#include <asm/addrspace.h> /* for KSEG1ADDR() */
#include <asm/idt-boards/rc32434/rc32434.h>
#include <linux/pm.h>
#include <linux/platform_device.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
extern char *__init prom_getcmdline(void);
extern void (*board_time_init) (void);
extern void aruba_time_init(void);
extern void aruba_reset(void);
#define epldMask ((volatile unsigned char *)0xB900000d)
static void aruba_machine_restart(char *command)
{
switch (mips_machtype) {
case MACH_ARUBA_AP70:
*(volatile u32 *)KSEG1ADDR(0x18008000) = 0x80000001;
break;
case MACH_ARUBA_AP65:
case MACH_ARUBA_AP60:
default:
/* Reset*/
*((volatile u32 *)KSEG1ADDR(0x1c003020)) = 0x00080350; // reset everything in sight
udelay(100);
*((volatile u32 *)KSEG1ADDR(0x1c003020)) = 0; // reset everything in sight
udelay(100);
*((volatile u32 *)KSEG1ADDR(0x1c003020)) = 0x3; // cold reset the cpu & system
break;
}
}
static void aruba_machine_halt(void)
{
for (;;) continue;
}
extern char * getenv(char *e);
extern void unlock_ap60_70_flash(void);
static struct resource aruba_flash_resource = {
.start = 0x1fc00000,
.end = 0x1fffffffULL,
.flags = IORESOURCE_MEM,
};
static struct mtd_partition aruba_flash_parts[] = {
{
.name = "kernel",
.offset = 0x80000,
.size = 0x370000,
},
{
.name = "rootfs",
.offset = 0x140000,
.size = 0x2B0000,
},
{
.name = "NVRAM",
.offset = 0x3f8000,
.size = 0x2000,
}
};
static struct physmap_flash_data aruba_flash_data = {
.width = 1,
.parts = aruba_flash_parts,
.nr_parts = ARRAY_SIZE(aruba_flash_parts),
};
static struct platform_device aruba_flash_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &aruba_flash_data,
},
.num_resources = 1,
.resource = &aruba_flash_resource,
};
static int aruba_setup_flash(void)
{
platform_device_register(&aruba_flash_device);
return 0;
};
arch_initcall (aruba_setup_flash);
void __init plat_mem_setup(void)
{
board_time_init = aruba_time_init;
_machine_restart = aruba_machine_restart;
_machine_halt = aruba_machine_halt;
pm_power_off = aruba_machine_halt;
set_io_port_base(KSEG1);
/* Enable PCI interrupts in EPLD Mask register */
*epldMask = 0x0;
*(epldMask + 1) = 0x0;
write_c0_wired(0);
unlock_ap60_70_flash();
printk("BOARD - %s\n",getenv("boardname"));
}
int page_is_ram(unsigned long pagenr)
{
return 1;
}
const char *get_system_type(void)
{
switch (mips_machtype) {
case MACH_ARUBA_AP70:
return "Aruba AP70";
case MACH_ARUBA_AP65:
return "Aruba AP65";
case MACH_ARUBA_AP60:
return "Aruba AP60/AP61";
default:
return "Aruba UNKNOWN";
}
}
EXPORT_SYMBOL(get_system_type);
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