#include <asm/ifxmips/ifxmips.h>
#include <asm/ifxmips/ifxmips_mii0.h>
+#define MAX_BOARD_NAME_LEN 32
#define MAX_IFXMIPS_DEVS 9
-#define BOARD_DANUBE "Danube"
-#define BOARD_DANUBE_CHIPID 0x10129083
+#define SYSTEM_DANUBE "Danube"
+#define SYSTEM_DANUBE_CHIPID1 0x10129083
+#define SYSTEM_DANUBE_CHIPID2 0x3012B083
-#define BOARD_TWINPASS "Twinpass"
-#define BOARD_TWINPASS_CHIPID 0x3012D083
+#define SYSTEM_TWINPASS "Twinpass"
+#define SYSTEM_TWINPASS_CHIPID 0x3012D083
+
+extern int ifxmips_pci_external_clock;
static unsigned int chiprev;
-static struct platform_device *ifxmips_devs[MAX_IFXMIPS_DEVS];
static int cmdline_mac = 0;
+char board_name[MAX_BOARD_NAME_LEN + 1] = { 0 };
+
+struct ifxmips_board {
+ char name[32];
+ unsigned int system_type;
+ struct platform_device *devs[MAX_IFXMIPS_DEVS];
+ struct resource reset_resource;
+ struct resource gpiodev_resource;
+ int pci_external_clock;
+ int num_devs;
+};
spinlock_t ebu_lock = SPIN_LOCK_UNLOCKED;
EXPORT_SYMBOL_GPL(ebu_lock);
static struct ifxmips_mac ifxmips_mii_mac;
static struct platform_device
-ifxmips_led[] =
+ifxmips_led =
{
- {
- .id = 0,
- .name = "ifxmips_led",
- },
+ .id = 0,
+ .name = "ifxmips_led",
};
static struct platform_device
-ifxmips_gpio[] =
+ifxmips_gpio =
{
- {
- .id = 0,
- .name = "ifxmips_gpio",
- },
+ .id = 0,
+ .name = "ifxmips_gpio",
+ .num_resources = 1,
};
static struct platform_device
-ifxmips_mii[] =
+ifxmips_mii =
{
- {
- .id = 0,
- .name = "ifxmips_mii0",
- .dev = {
- .platform_data = &ifxmips_mii_mac,
- }
- },
+ .id = 0,
+ .name = "ifxmips_mii0",
+ .dev = {
+ .platform_data = &ifxmips_mii_mac,
+ }
};
static struct platform_device
-ifxmips_wdt[] =
+ifxmips_wdt =
{
- {
- .id = 0,
- .name = "ifxmips_wdt",
- },
+ .id = 0,
+ .name = "ifxmips_wdt",
};
static struct resource
};
static struct platform_device
-ifxmips_mtd[] =
+ifxmips_mtd =
{
- {
- .id = 0,
- .name = "ifxmips_mtd",
- .num_resources = 1,
- .resource = &ifxmips_mtd_resource,
- },
-};
-
-#ifdef CONFIG_GPIO_DEVICE
-static struct resource
-ifxmips_gpio_dev_resources[] = {
- {
- .name = "gpio",
- .flags = 0,
- .start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
- (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
- .end = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
- (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
- },
+ .id = 0,
+ .name = "ifxmips_mtd",
+ .num_resources = 1,
+ .resource = &ifxmips_mtd_resource,
};
static struct platform_device
-ifxmips_gpio_dev[] = {
- {
- .name = "GPIODEV",
- .id = -1,
- .num_resources = ARRAY_SIZE(ifxmips_gpio_dev_resources),
- .resource = ifxmips_gpio_dev_resources,
- }
+ifxmips_gpio_dev = {
+ .name = "GPIODEV",
+ .id = -1,
+ .num_resources = 1,
};
-#endif
const char*
get_system_type(void)
chiprev = ifxmips_r32(IFXMIPS_MPS_CHIPID);
switch(chiprev)
{
- case BOARD_DANUBE_CHIPID:
- return BOARD_DANUBE;
+ case SYSTEM_DANUBE_CHIPID1:
+ case SYSTEM_DANUBE_CHIPID2:
+ return SYSTEM_DANUBE;
- case BOARD_TWINPASS_CHIPID:
- return BOARD_TWINPASS;
+ case SYSTEM_TWINPASS_CHIPID:
+ return SYSTEM_TWINPASS;
}
return BOARD_SYSTEM_TYPE;
}
-#define IS_HEX(x) (((x >='0' && x <= '9') || (x >='a' && x <= 'f') || (x >='A' && x <= 'F'))?(1):(0))
+static int __init
+ifxmips_set_board_type(char *str)
+{
+ str = strchr(str, '=');
+ if(!str)
+ goto out;
+ str++;
+ if(strlen(str) > MAX_BOARD_NAME_LEN)
+ goto out;
+ strncpy(board_name, str, MAX_BOARD_NAME_LEN);
+ printk("bootloader told us, that this is a %s board\n", board_name);
+out:
+ return 1;
+}
+__setup("ifxmips_board", ifxmips_set_board_type);
+
+#define IS_HEX(x) \
+ (((x >='0' && x <= '9') || (x >='a' && x <= 'f') || (x >='A' && x <= 'F'))?(1):(0))
+
static int __init
ifxmips_set_mii0_mac(char *str)
{
}
__setup("mii0_mac", ifxmips_set_mii0_mac);
+
+static struct ifxmips_board boards[] =
+{
+ {
+ .name = "EASY50712",
+ .system_type = SYSTEM_DANUBE_CHIPID1,
+ .devs =
+ {
+ &ifxmips_led, &ifxmips_gpio, &ifxmips_mii,
+ &ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev,
+ },
+ .reset_resource =
+ {
+ .name = "reset",
+ .start = 1,
+ .end = 15,
+ },
+ .gpiodev_resource =
+ {
+ .name = "gpio",
+ .start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
+ (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
+ .end = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
+ (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
+ },
+ .num_devs = 6,
+ }, {
+ .name = "EASY4010",
+ .system_type = SYSTEM_TWINPASS_CHIPID,
+ .devs =
+ {
+ &ifxmips_led, &ifxmips_gpio, &ifxmips_mii,
+ &ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev,
+ },
+ .reset_resource =
+ {
+ .name = "reset",
+ .start = 1,
+ .end = 15,
+ },
+ .gpiodev_resource =
+ {
+ .name = "gpio",
+ .start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
+ (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
+ .end = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
+ (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
+ },
+ .num_devs = 6,
+ }, {
+ .name = "ARV4519",
+ .system_type = SYSTEM_DANUBE_CHIPID2,
+ .devs =
+ {
+ &ifxmips_led, &ifxmips_gpio, &ifxmips_mii,
+ &ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev,
+ },
+ .reset_resource =
+ {
+ .name = "reset",
+ .start = 1,
+ .end = 12,
+ },
+ .gpiodev_resource =
+ {
+ .name = "gpio",
+ .start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
+ (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
+ .end = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) |
+ (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
+ },
+ .pci_external_clock = 1,
+ .num_devs = 6,
+ },
+};
+
+struct ifxmips_board* ifxmips_find_board(void)
+{
+ int i;
+ if(!*board_name)
+ return 0;
+ for(i = 0; i < ARRAY_SIZE(boards); i++)
+ if((boards[i].system_type == chiprev) && (!strcmp(boards[i].name, board_name)))
+ return &boards[i];
+ return 0;
+}
+
int __init
ifxmips_init_devices(void)
{
- int dev = 0;
+ struct ifxmips_board *board = ifxmips_find_board();
+
+ chiprev = ifxmips_r32(IFXMIPS_MPS_CHIPID);
if(!cmdline_mac)
random_ether_addr(ifxmips_mii_mac.mac);
- ifxmips_devs[dev++] = ifxmips_led;
- ifxmips_devs[dev++] = ifxmips_gpio;
- ifxmips_devs[dev++] = ifxmips_mii;
- ifxmips_devs[dev++] = ifxmips_mtd;
- ifxmips_devs[dev++] = ifxmips_wdt;
-#ifdef CONFIG_GPIO_DEVICE
- ifxmips_devs[dev++] = ifxmips_gpio_dev;
-#endif
- return platform_add_devices(ifxmips_devs, dev);
+ if(!board)
+ {
+ switch(chiprev)
+ {
+ case SYSTEM_DANUBE_CHIPID1:
+ case SYSTEM_DANUBE_CHIPID2:
+ board = &boards[0];
+ break;
+ case SYSTEM_TWINPASS_CHIPID:
+ board = &boards[1];
+ break;
+ }
+ }
+ ifxmips_gpio.resource = &board->reset_resource;
+ ifxmips_gpio_dev.resource = &board->gpiodev_resource;
+ if(board->pci_external_clock)
+ ifxmips_pci_external_clock = 1;
+ printk("using board definition %s\n", board->name);
+ return platform_add_devices(board->devs, board->num_devs);
}
arch_initcall(ifxmips_init_devices);
#define PINS_PER_PORT 16
#ifdef CONFIG_IFXMIPS_GPIO_RST_BTN
-#define IFXMIPS_RST_PIN 15
-#define IFXMIPS_RST_PORT 1
+unsigned int rst_port = 1;
+unsigned int rst_pin = 15;
static struct timer_list rst_button_timer;
extern struct sock *uevent_sock;
rst_button_timer.expires = jiffies + (HZ / 4);
add_timer(&rst_button_timer);
- if (pressed != ifxmips_port_get_input(IFXMIPS_RST_PORT, IFXMIPS_RST_PIN))
+ if (pressed != ifxmips_port_get_input(rst_port, rst_pin))
{
if(pressed)
pressed = 0;
int retval = 0;
#ifdef CONFIG_IFXMIPS_GPIO_RST_BTN
- ifxmips_port_set_open_drain(IFXMIPS_RST_PORT, IFXMIPS_RST_PIN);
- ifxmips_port_clear_altsel0(IFXMIPS_RST_PORT, IFXMIPS_RST_PIN);
- ifxmips_port_clear_altsel1(IFXMIPS_RST_PORT, IFXMIPS_RST_PIN);
- ifxmips_port_set_dir_in(IFXMIPS_RST_PORT, IFXMIPS_RST_PIN);
+ rst_port = dev->resource[0].start;
+ rst_pin = dev->resource[0].end;
+ ifxmips_port_set_open_drain(rst_port, rst_pin);
+ ifxmips_port_clear_altsel0(rst_port, rst_pin);
+ ifxmips_port_clear_altsel1(rst_port, rst_pin);
+ ifxmips_port_set_dir_in(rst_port, rst_pin);
seen = jiffies;
init_timer(&rst_button_timer);
rst_button_timer.function = reset_button_poll;
projects / openwrt / svn-archive / archive.git / commitdiff