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-rw-r--r--target/linux/ixp4xx/patches-2.6.27/300-avila_fetch_mac.patch227
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> */