summaryrefslogtreecommitdiff
path: root/target/linux/ixp4xx/patches-2.6.25/300-avila_fetch_mac.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/ixp4xx/patches-2.6.25/300-avila_fetch_mac.patch')
-rw-r--r--target/linux/ixp4xx/patches-2.6.25/300-avila_fetch_mac.patch154
1 files changed, 154 insertions, 0 deletions
diff --git a/target/linux/ixp4xx/patches-2.6.25/300-avila_fetch_mac.patch b/target/linux/ixp4xx/patches-2.6.25/300-avila_fetch_mac.patch
new file mode 100644
index 0000000..cedeb84
--- /dev/null
+++ b/target/linux/ixp4xx/patches-2.6.25/300-avila_fetch_mac.patch
@@ -0,0 +1,154 @@
+Index: linux-2.6.24.2/arch/arm/mach-ixp4xx/avila-setup.c
+===================================================================
+--- linux-2.6.24.2.orig/arch/arm/mach-ixp4xx/avila-setup.c
++++ linux-2.6.24.2/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>
+@@ -177,6 +185,118 @@ static struct platform_device *avila_eth
+ &avila_eth[1]
+ };
+
++#ifdef CONFIG_SENSORS_EEPROM
++struct avila_board_info {
++ unsigned char *model;
++ int npes_used;
++ int npeb_phy;
++ int npec_phy;
++};
++
++static struct avila_board_info avila_boards[] = {
++ {
++ .model = "GW2342",
++ .npes_used = 2,
++ .npeb_phy = 0,
++ .npec_phy = 1,
++ }, {
++ .model = "GW2347",
++ .npes_used = 1,
++ .npeb_phy = 1,
++ }, {
++ .model = "GW2348-2",
++ .npes_used = 2,
++ .npeb_phy = 0,
++ .npec_phy = 1,
++ }, {
++ .model = "GW2348-4",
++ .npes_used = 2,
++ .npeb_phy = 0,
++ .npec_phy = 1,
++ }, {
++ .model = "GW2353",
++ .npes_used = 1,
++ .npeb_phy = 1,
++ }, {
++ .model = "GW2355",
++ .npes_used = 2,
++ .npeb_phy = -1,
++ .npec_phy = 1,
++ }, {
++ .model = "GW2357",
++ .npes_used = 1,
++ .npeb_phy = 1,
++ }
++};
++
++static struct avila_board_info *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 avila_eeprom_notify(struct notifier_block *self,
++ unsigned long event, void *t)
++{
++ struct eeprom_data *ee = t;
++ struct avila_board_info *info = NULL;
++ struct avila_eeprom_header hdr;
++
++ /* 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_plat_eth[0].hwaddr, hdr.mac0, ETH_ALEN);
++ memcpy(&avila_plat_eth[1].hwaddr, hdr.mac1, ETH_ALEN);
++
++ info = avila_find_board_info(hdr.model);
++
++ if (info) {
++ printk(KERN_DEBUG "Running on Gateworks Avila %s\n",
++ info->model);
++ avila_plat_eth[0].phy = info->npeb_phy;
++ avila_plat_eth[1].phy = info->npec_phy;
++ platform_add_devices(avila_eth_devices,
++ info->npes_used);
++ } else {
++ printk(KERN_INFO "Unknown/missing Avila model number"
++ " -- defaults will be used\n");
++ platform_add_devices(avila_eth_devices,
++ ARRAY_SIZE(avila_eth_devices));
++ }
++
++ unregister_eeprom_notifier(self);
++
++ return NOTIFY_OK;
++}
++
++static struct notifier_block avila_eeprom_notifier = {
++ .notifier_call = avila_eeprom_notify
++};
++#endif
++
+ static void __init avila_init(void)
+ {
+ ixp4xx_sys_init();
+@@ -201,7 +321,11 @@ static void __init avila_init(void)
+
+ platform_device_register(&avila_pata);
+
++#ifdef CONFIG_SENSORS_EEPROM
++ register_eeprom_notifier(&avila_eeprom_notifier);
++#else
+ platform_add_devices(avila_eth_devices, ARRAY_SIZE(avila_eth_devices));
++#endif
+ }
+
+ MACHINE_START(AVILA, "Gateworks Avila Network Platform")