diff options
Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.27/300-avila_fetch_mac.patch')
| -rw-r--r-- | target/linux/ixp4xx/patches-2.6.27/300-avila_fetch_mac.patch | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.27/300-avila_fetch_mac.patch b/target/linux/ixp4xx/patches-2.6.27/300-avila_fetch_mac.patch new file mode 100644 index 0000000000..db25efbea6 --- /dev/null +++ b/target/linux/ixp4xx/patches-2.6.27/300-avila_fetch_mac.patch @@ -0,0 +1,227 @@ +--- a/arch/arm/mach-ixp4xx/avila-setup.c ++++ b/arch/arm/mach-ixp4xx/avila-setup.c +@@ -14,10 +14,18 @@ + #include <linux/kernel.h> + #include <linux/init.h> + #include <linux/device.h> ++#include <linux/if_ether.h> ++#include <linux/socket.h> ++#include <linux/netdevice.h> + #include <linux/serial.h> + #include <linux/tty.h> + #include <linux/serial_8250.h> + #include <linux/slab.h> ++#ifdef CONFIG_SENSORS_EEPROM ++# include <linux/i2c.h> ++# include <linux/eeprom.h> ++#endif ++ + #include <linux/i2c-gpio.h> + + #include <asm/types.h> +@@ -29,6 +37,13 @@ + #include <asm/mach/arch.h> + #include <asm/mach/flash.h> + ++struct avila_board_info { ++ unsigned char *model; ++ void (* setup)(void); ++}; ++ ++static struct avila_board_info *avila_info __initdata; ++ + static struct flash_platform_data avila_flash_data = { + .map_name = "cfi_probe", + .width = 2, +@@ -163,10 +178,160 @@ + &avila_uart + }; + ++static void __init avila_gw23xx_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ platform_device_register(&avila_npec_device); ++} ++ ++#ifdef CONFIG_SENSORS_EEPROM ++static void __init avila_gw2342_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ platform_device_register(&avila_npec_device); ++} ++ ++static void __init avila_gw2345_setup(void) ++{ ++ avila_npeb_data.phy = IXP4XX_ETH_PHY_MAX_ADDR; ++ avila_npeb_data.phy_mask = 0x1e; /* ports 1-4 of the KS8995 switch */ ++ platform_device_register(&avila_npeb_device); ++ ++ avila_npec_data.phy = 5; /* port 5 of the KS8995 switch */ ++ platform_device_register(&avila_npec_device); ++} ++ ++static void __init avila_gw2347_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++} ++ ++static void __init avila_gw2348_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++ platform_device_register(&avila_npec_device); ++} ++ ++static void __init avila_gw2353_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++} ++ ++static void __init avila_gw2355_setup(void) ++{ ++ avila_npeb_data.phy = IXP4XX_ETH_PHY_MAX_ADDR; ++ avila_npeb_data.phy_mask = 0x1e; /* ports 1-4 of the KS8995 switch */ ++ platform_device_register(&avila_npeb_device); ++ ++ avila_npec_data.phy = 16; ++ platform_device_register(&avila_npec_device); ++} ++ ++static void __init avila_gw2357_setup(void) ++{ ++ platform_device_register(&avila_npeb_device); ++} ++ ++static struct avila_board_info avila_boards[] __initdata = { ++ { ++ .model = "GW2342", ++ .setup = avila_gw2342_setup, ++ }, { ++ .model = "GW2345", ++ .setup = avila_gw2345_setup, ++ }, { ++ .model = "GW2347", ++ .setup = avila_gw2347_setup, ++ }, { ++ .model = "GW2348", ++ .setup = avila_gw2348_setup, ++ }, { ++ .model = "GW2353", ++ .setup = avila_gw2353_setup, ++ }, { ++ .model = "GW2355", ++ .setup = avila_gw2355_setup, ++ }, { ++ .model = "GW2357", ++ .setup = avila_gw2357_setup, ++ } ++}; ++ ++static struct avila_board_info * __init avila_find_board_info(char *model) ++{ ++ int i; ++ ++ for (i = 0; i < ARRAY_SIZE(avila_boards); i++) { ++ struct avila_board_info *info = &avila_boards[i]; ++ if (strncmp(info->model, model, strlen(info->model)) == 0) ++ return info; ++ } ++ ++ return NULL; ++} ++ ++struct avila_eeprom_header { ++ unsigned char mac0[ETH_ALEN]; ++ unsigned char mac1[ETH_ALEN]; ++ unsigned char res0[4]; ++ unsigned char magic[2]; ++ unsigned char config[14]; ++ unsigned char model[16]; ++}; ++ ++static int __init avila_eeprom_notify(struct notifier_block *self, ++ unsigned long event, void *t) ++{ ++ struct eeprom_data *ee = t; ++ struct avila_eeprom_header hdr; ++ ++ if (avila_info) ++ return NOTIFY_DONE; ++ ++ /* The eeprom is at address 0x51 */ ++ if (event != EEPROM_REGISTER || ee->client.addr != 0x51) ++ return NOTIFY_DONE; ++ ++ ee->attr->read(&ee->client.dev.kobj, ee->attr, (char *)&hdr, ++ 0, sizeof(hdr)); ++ ++ if (hdr.magic[0] != 'G' || hdr.magic[1] != 'W') ++ return NOTIFY_DONE; ++ ++ memcpy(&avila_npeb_data.hwaddr, hdr.mac0, ETH_ALEN); ++ memcpy(&avila_npec_data.hwaddr, hdr.mac1, ETH_ALEN); ++ ++ avila_info = avila_find_board_info(hdr.model); ++ ++ return NOTIFY_OK; ++} ++ ++static struct notifier_block avila_eeprom_notifier __initdata = { ++ .notifier_call = avila_eeprom_notify ++}; ++ ++static void __init avila_register_eeprom_notifier(void) ++{ ++ register_eeprom_notifier(&avila_eeprom_notifier); ++} ++ ++static void __init avila_unregister_eeprom_notifier(void) ++{ ++ unregister_eeprom_notifier(&avila_eeprom_notifier); ++} ++#else /* CONFIG_SENSORS_EEPROM */ ++static inline void avila_register_eeprom_notifier(void) {}; ++static inline void avila_unregister_eeprom_notifier(void) {}; ++#endif /* CONFIG_SENSORS_EEPROM */ ++ + static void __init avila_init(void) + { + ixp4xx_sys_init(); + ++ /* ++ * These devices are present on all Avila models and don't need any ++ * model specific setup. ++ */ + avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); + avila_flash_resource.end = + IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1; +@@ -184,9 +349,28 @@ + + platform_device_register(&avila_pata); + +- platform_device_register(avila_npeb_device); +- platform_device_register(avila_npec_device); ++ avila_register_eeprom_notifier(); ++} ++ ++static int __init avila_model_setup(void) ++{ ++ if (!machine_is_avila()) ++ return 0; ++ ++ if (avila_info) { ++ printk(KERN_DEBUG "Running on Gateworks Avila %s\n", ++ avila_info->model); ++ avila_info->setup(); ++ } else { ++ printk(KERN_INFO "Unknown/missing Avila model number" ++ " -- defaults will be used\n"); ++ avila_gw23xx_setup(); ++ } ++ ++ avila_unregister_eeprom_notifier(); ++ return 0; + } ++late_initcall(avila_model_setup); + + MACHINE_START(AVILA, "Gateworks Avila Network Platform") + /* Maintainer: Deepak Saxena <dsaxena@plexity.net> */ |