openwrt/target/linux/adm5120/files/arch/mips/adm5120/cellvision/cellvision.c

148 lines
3.2 KiB
C

/*
* Cellvision/SparkLAN boards
*
* Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
*/
#include "cellvision.h"
#include <prom/admboot.h>
#define CELLVISION_GPIO_FLASH_A20 ADM5120_GPIO_PIN5
#define CELLVISION_GPIO_DEV_MASK (1 << CELLVISION_GPIO_FLASH_A20)
#define CELLVISION_CONFIG_OFFSET 0x8000
#define CELLVISION_CONFIG_SIZE 0x1000
static struct mtd_partition cas6xx_partitions[] = {
{
.name = "admboot",
.offset = 0,
.size = 32*1024,
.mask_flags = MTD_WRITEABLE,
} , {
.name = "config",
.offset = MTDPART_OFS_APPEND,
.size = 32*1024,
} , {
.name = "nvfs1",
.offset = MTDPART_OFS_APPEND,
.size = 64*1024,
} , {
.name = "nvfs2",
.offset = MTDPART_OFS_APPEND,
.size = 64*1024,
} , {
.name = "firmware",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
}
};
static struct mtd_partition cas7xx_partitions[] = {
{
.name = "admboot",
.offset = 0,
.size = 32*1024,
.mask_flags = MTD_WRITEABLE,
} , {
.name = "config",
.offset = MTDPART_OFS_APPEND,
.size = 32*1024,
} , {
.name = "nvfs",
.offset = MTDPART_OFS_APPEND,
.size = 128*1024,
} , {
.name = "firmware",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
}
};
static void switch_bank_gpio5(unsigned bank)
{
switch (bank) {
case 0:
gpio_set_value(CELLVISION_GPIO_FLASH_A20, 0);
break;
case 1:
gpio_set_value(CELLVISION_GPIO_FLASH_A20, 1);
break;
}
}
static void __init cellvision_flash_setup(void)
{
/* setup flash A20 line */
gpio_request(CELLVISION_GPIO_FLASH_A20, NULL);
gpio_direction_output(CELLVISION_GPIO_FLASH_A20, 0);
adm5120_flash0_data.switch_bank = switch_bank_gpio5;
adm5120_add_device_flash(0);
}
void __init cellvision_mac_setup(void)
{
u8 mac_base[6];
int err;
err = admboot_get_mac_base(CELLVISION_CONFIG_OFFSET,
CELLVISION_CONFIG_SIZE, mac_base);
if ((err) || !is_valid_ether_addr(mac_base))
random_ether_addr(mac_base);
adm5120_setup_eth_macs(mac_base);
}
void __init cas6xx_flash_setup(void)
{
adm5120_flash0_data.nr_parts = ARRAY_SIZE(cas6xx_partitions);
adm5120_flash0_data.parts = cas6xx_partitions;
cellvision_flash_setup();
}
void __init cas7xx_flash_setup(void)
{
adm5120_flash0_data.nr_parts = ARRAY_SIZE(cas7xx_partitions);
adm5120_flash0_data.parts = cas7xx_partitions;
cellvision_flash_setup();
}
void __init cas6xx_setup(void)
{
cas6xx_flash_setup();
adm5120_add_device_uart(0);
adm5120_add_device_uart(1);
adm5120_add_device_switch(1, NULL);
}
MIPS_MACHINE(MACH_ADM5120_CAS630, "CAS-630", "Cellvision CAS-630/630W",
cas6xx_setup);
MIPS_MACHINE(MACH_ADM5120_CAS670, "CAS-670", "Cellvision CAS-670/670W",
cas6xx_setup);
void __init cas7xx_setup(void)
{
cas7xx_flash_setup();
cellvision_mac_setup();
adm5120_add_device_uart(0);
adm5120_add_device_uart(1);
adm5120_add_device_switch(1, NULL);
}
MIPS_MACHINE(MACH_ADM5120_CAS700, "CAS-700", "Cellvision CAS-700/700W",
cas7xx_setup);
MIPS_MACHINE(MACH_ADM5120_CAS790, "CAS-790", "Cellvision CAS-790",
cas7xx_setup);
MIPS_MACHINE(MACH_ADM5120_CAS861, "CAS-861", "Cellvision CAS-861/861W",
cas7xx_setup);