X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=target%2Flinux%2Fifxmips%2Ffiles%2Farch%2Fmips%2Fifxmips%2Fboard.c;h=364d33baa794802853be7d634f7c3d8adf8cfb71;hp=aabcb5fce837045e642f45b7725e78a59a444c3b;hb=ba78d97022f9f6b0e7951f05475f4933ab0d8aac;hpb=6e266198e9034d322b7afdc326a74ed6ad25c1df diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/board.c b/target/linux/ifxmips/files/arch/mips/ifxmips/board.c index aabcb5fce8..364d33baa7 100644 --- a/target/linux/ifxmips/files/arch/mips/ifxmips/board.c +++ b/target/linux/ifxmips/files/arch/mips/ifxmips/board.c @@ -13,7 +13,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. * - * Copyright (C) 2007 John Crispin + * Copyright (C) 2007 John Crispin */ #include @@ -25,140 +25,373 @@ #include #include #include +#include +#include +#include +#include +#include +#include #include -#include -#include #include -#include #include +#include + +#define MAX_BOARD_NAME_LEN 32 +#define MAX_IFXMIPS_DEVS 9 -#define MAX_IFXMIPS_DEVS 7 +#define SYSTEM_DANUBE "Danube" +#define SYSTEM_DANUBE_CHIPID1 0x00129083 +#define SYSTEM_DANUBE_CHIPID2 0x0012B083 -#define BOARD_DANUBE "Danube" -#define BOARD_DANUBE_CHIPID 0x10129083 +#define SYSTEM_TWINPASS "Twinpass" +#define SYSTEM_TWINPASS_CHIPID 0x0012D083 -#define BOARD_TWINPASS "Twinpass" -#define BOARD_TWINPASS_CHIPID 0x3012D083 +enum { + EASY50712, + EASY4010, + ARV4519, +}; + +extern int ifxmips_pci_external_clock; static unsigned int chiprev; -static struct platform_device *ifxmips_devs[MAX_IFXMIPS_DEVS]; +static int cmdline_mac; +char board_name[MAX_BOARD_NAME_LEN + 1] = { 0 }; -static struct platform_device -ifxmips_led[] = -{ - { - .id = 0, - .name = "ifxmips_led", - }, +struct ifxmips_board { + int type; + char name[32]; + unsigned int system_type; + struct platform_device **devs; + struct resource reset_resource; + struct resource gpiodev_resource; + struct gpio_led *ifxmips_leds; + struct gpio_led *gpio_leds; + int pci_external_clock; + int num_devs; }; -static struct platform_device -ifxmips_gpio[] = -{ - { - .id = 0, - .name = "ifxmips_gpio", - }, +DEFINE_SPINLOCK(ebu_lock); +EXPORT_SYMBOL_GPL(ebu_lock); + +static unsigned char ifxmips_ethaddr[6]; +static int ifxmips_brn; + +static struct gpio_led_platform_data ifxmips_led_data; + +static struct platform_device ifxmips_led = { + .id = 0, + .name = "ifxmips_led", + .dev = { + .platform_data = (void *) &ifxmips_led_data, + } }; -static struct platform_device -ifxmips_mii[] = -{ - { - .id = 0, - .name = "ifxmips_mii0", - }, +static struct platform_device ifxmips_gpio = { + .id = 0, + .name = "ifxmips_gpio", + .num_resources = 1, }; -static struct platform_device -ifxmips_wdt[] = -{ - { - .id = 0, - .name = "ifxmips_wdt", - }, +static struct platform_device ifxmips_mii = { + .id = 0, + .name = "ifxmips_mii0", + .dev = { + .platform_data = ifxmips_ethaddr, + } }; -static struct physmap_flash_data -ifxmips_mtd_data = { - .width = 2, +static struct platform_device ifxmips_wdt = { + .id = 0, + .name = "ifxmips_wdt", }; -static struct resource -ifxmips_mtd_resource = { +static struct resource ifxmips_mtd_resource = { .start = IFXMIPS_FLASH_START, .end = IFXMIPS_FLASH_START + IFXMIPS_FLASH_MAX - 1, .flags = IORESOURCE_MEM, }; -static struct platform_device -ifxmips_mtd[] = -{ - { - .id = 0, - .name = "ifxmips_mtd", - .dev = { - .platform_data = &ifxmips_mtd_data, - }, - .num_resources = 1, - .resource = &ifxmips_mtd_resource, - }, +static struct platform_device 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), - }, +static struct platform_device ifxmips_gpio_dev = { + .name = "GPIODEV", + .id = -1, + .num_resources = 1, }; -static struct platform_device -ifxmips_gpio_dev[] = { - { - .name = "GPIODEV", - .id = -1, - .num_resources = ARRAY_SIZE(ifxmips_gpio_dev_resources), - .resource = ifxmips_gpio_dev_resources, +#ifdef CONFIG_LEDS_GPIO +static struct gpio_led arv4519_gpio_leds[] = { + { .name = "ifx:green:power", .gpio = 3, .active_low = 1, }, + { .name = "ifx:red:power", .gpio = 7, .active_low = 1, }, + { .name = "ifx:green:adsl", .gpio = 4, .active_low = 1, }, + { .name = "ifx:green:internet", .gpio = 5, .active_low = 1, }, + { .name = "ifx:red:internet", .gpio = 8, .active_low = 1, }, + { .name = "ifx:green:wlan", .gpio = 6, .active_low = 1, }, + { .name = "ifx:green:usbpwr", .gpio = 14, .active_low = 1, }, + { .name = "ifx:green:usb", .gpio = 19, .active_low = 1, }, +}; + +static struct gpio_led_platform_data ifxmips_gpio_led_data; + +static struct platform_device ifxmips_gpio_leds = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = (void *) &ifxmips_gpio_led_data, } }; #endif -const char* -get_system_type(void) +static struct resource dwc_usb_res[] = { + { + .name = "dwc_usb_membase", + .flags = IORESOURCE_MEM, + .start = 0x1E101000, + .end = 0x1E101FFF + }, + { + .name = "dwc_usb_irq", + .flags = IORESOURCE_IRQ, + .start = IFXMIPS_USB_INT, + } +}; + +static struct platform_device dwc_usb = { - chiprev = ifxmips_r32(IFXMIPS_MPS_CHIPID); - switch(chiprev) + .id = 0, + .name = "dwc_usb", + .resource = dwc_usb_res, + .num_resources = ARRAY_SIZE(dwc_usb_res), +}; + +struct platform_device *easy50712_devs[] = { + &ifxmips_led, &ifxmips_gpio, &ifxmips_mii, + &ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev, &dwc_usb +}; + +struct platform_device *easy4010_devs[] = { + &ifxmips_led, &ifxmips_gpio, &ifxmips_mii, + &ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev, &dwc_usb +}; + +struct platform_device *arv5419_devs[] = { + &ifxmips_gpio, &ifxmips_mii, &ifxmips_mtd, + &ifxmips_gpio_dev, &ifxmips_wdt, &dwc_usb, +#ifdef CONFIG_LEDS_GPIO + &ifxmips_gpio_leds, +#endif +}; + +static struct gpio_led easy50712_leds[] = { + { .name = "ifx:green:test0", .gpio = 0,}, + { .name = "ifx:green:test1", .gpio = 1,}, + { .name = "ifx:green:test2", .gpio = 2,}, + { .name = "ifx:green:test3", .gpio = 3,}, +}; + +static struct gpio_led easy4010_leds[] = { + { .name = "ifx:green:test0", .gpio = 0,}, + { .name = "ifx:green:test1", .gpio = 1,}, + { .name = "ifx:green:test2", .gpio = 2,}, + { .name = "ifx:green:test3", .gpio = 3,}, +}; + +static struct ifxmips_board boards[] = { { - case BOARD_DANUBE_CHIPID: - return BOARD_DANUBE; + /* infineon eval kit */ + .type = EASY50712, + .name = "EASY50712", + .system_type = SYSTEM_DANUBE_CHIPID1, + .devs = easy50712_devs, + .reset_resource = {.name = "reset", .start = 1, .end = 15,}, + .gpiodev_resource = { .name = "gpio", + .start = (1 << 0) | (1 << 1), + .end = (1 << 0) | (1 << 1)}, + .ifxmips_leds = easy50712_leds, + }, { + /* infineon eval kit */ + .type = EASY4010, + .name = "EASY4010", + .system_type = SYSTEM_TWINPASS_CHIPID, + .devs = easy4010_devs, + .reset_resource = {.name = "reset", .start = 1, .end = 15}, + .gpiodev_resource = { .name = "gpio", + .start = (1 << 0) | (1 << 1), + .end = (1 << 0) | (1 << 1)}, + .ifxmips_leds = easy4010_leds, + }, { + /* arcaydian annex-a board used by thompson, airties, ... */ + .type = ARV4519, + .name = "ARV4519", + .system_type = SYSTEM_DANUBE_CHIPID2, + .devs = arv5419_devs, + .reset_resource = {.name = "reset", .start = 1, .end = 14}, + .pci_external_clock = 1, + .gpio_leds = arv4519_gpio_leds, + }, +}; + +const char *get_system_type(void) +{ + chiprev = (ifxmips_r32(IFXMIPS_MPS_CHIPID) & 0x0FFFFFFF); - case BOARD_TWINPASS_CHIPID: - return BOARD_TWINPASS; + switch (chiprev) { + case SYSTEM_DANUBE_CHIPID1: + case SYSTEM_DANUBE_CHIPID2: + return SYSTEM_DANUBE; + + case SYSTEM_TWINPASS_CHIPID: + return SYSTEM_TWINPASS; } return BOARD_SYSTEM_TYPE; } -int __init -ifxmips_init_devices(void) +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(KERN_INFO "bootloader told us, that this is a %s board\n", + board_name); +out: + return 1; +} +__setup("ifxmips_board", ifxmips_set_board_type); + +static int __init ifxmips_set_ethaddr(char *str) +{ +#define IS_HEX(x) \ + (((x >= '0' && x <= '9') || (x >= 'a' && x <= 'f') \ + || (x >= 'A' && x <= 'F')) ? (1) : (0)) + int i; + str = strchr(str, '='); + if (!str) + goto out; + str++; + if (strlen(str) != 17) + goto out; + for (i = 0; i < 6; i++) { + if (!IS_HEX(str[3 * i]) || !IS_HEX(str[(3 * i) + 1])) + goto out; + if ((i != 5) && (str[(3 * i) + 2] != ':')) + goto out; + ifxmips_ethaddr[i] = simple_strtoul(&str[3 * i], NULL, 16); + } + if (is_valid_ether_addr(ifxmips_ethaddr)) + cmdline_mac = 1; +out: + return 1; +} +__setup("ethaddr", ifxmips_set_ethaddr); + +int ifxmips_find_brn_block(void) +{ + unsigned char temp[8]; + memcpy_fromio(temp, + (void *)KSEG1ADDR(IFXMIPS_FLASH_START + 0x800000 - 0x10000), 8); + if (memcmp(temp, "BRN-BOOT", 8) == 0) { + if (!cmdline_mac) + memcpy_fromio(ifxmips_ethaddr, + (void *)KSEG1ADDR(IFXMIPS_FLASH_START + + 0x800000 - 0x10000 + 0x16), 6); + if (is_valid_ether_addr(ifxmips_ethaddr)) + cmdline_mac = 1; + return 1; + } else { + return 0; + } +} + +int ifxmips_has_brn_block(void) +{ + return ifxmips_brn; +} +EXPORT_SYMBOL(ifxmips_has_brn_block); + +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; - - 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; + struct ifxmips_board *board = ifxmips_find_board(); + + chiprev = (ifxmips_r32(IFXMIPS_MPS_CHIPID) & 0x0FFFFFFF); + ifxmips_brn = ifxmips_find_brn_block(); + + if (!cmdline_mac) + random_ether_addr(ifxmips_ethaddr); + + if (!board) { + switch (chiprev) { + case SYSTEM_DANUBE_CHIPID1: + case SYSTEM_DANUBE_CHIPID2: + default: + board = &boards[0]; + break; + case SYSTEM_TWINPASS_CHIPID: + board = &boards[1]; + break; + } + } + + switch (board->type) { + case EASY50712: + board->num_devs = ARRAY_SIZE(easy50712_devs); + ifxmips_led_data.num_leds = ARRAY_SIZE(easy50712_leds); + break; + case EASY4010: + board->num_devs = ARRAY_SIZE(easy4010_devs); + ifxmips_led_data.num_leds = ARRAY_SIZE(easy4010_leds); + break; + case ARV4519: + /* set some sane defaults for the gpios */ + gpio_set_value(3, 0); + gpio_set_value(4, 0); + gpio_set_value(5, 0); + gpio_set_value(6, 0); + gpio_set_value(7, 1); + gpio_set_value(8, 1); + gpio_set_value(19, 0); + board->num_devs = ARRAY_SIZE(arv5419_devs); +#ifdef CONFIG_LEDS_GPIO + ifxmips_gpio_led_data.num_leds = ARRAY_SIZE(arv4519_gpio_leds); +#endif + break; + } +#ifdef CONFIG_LEDS_GPIO + ifxmips_gpio_led_data.leds = board->gpio_leds; #endif - return platform_add_devices(ifxmips_devs, dev); + ifxmips_led_data.leds = board->ifxmips_leds; + + printk(KERN_INFO "%s: adding %d devs\n", + __func__, board->num_devs); + + ifxmips_gpio.resource = &board->reset_resource; + ifxmips_gpio_dev.resource = &board->gpiodev_resource; + if (board->pci_external_clock) + ifxmips_pci_external_clock = 1; + printk(KERN_INFO "using board definition %s\n", board->name); + return platform_add_devices(board->devs, board->num_devs); } arch_initcall(ifxmips_init_devices);