openwrt/target/linux/ixp4xx/patches/740-avila_loft_mac_platform...

51 lines
1.4 KiB
Diff

Index: linux-2.6.21.7/arch/arm/mach-ixp4xx/avila-setup.c
===================================================================
--- linux-2.6.21.7.orig/arch/arm/mach-ixp4xx/avila-setup.c
+++ linux-2.6.21.7/arch/arm/mach-ixp4xx/avila-setup.c
@@ -18,6 +18,10 @@
#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 <asm/types.h>
#include <asm/setup.h>
@@ -188,9 +192,34 @@ static struct platform_device *avila_dev
};
+#ifdef CONFIG_SENSORS_EEPROM
+static int loft_eeprom_do(struct notifier_block *self, unsigned long event, void *t)
+{
+ struct eeprom_data *data = t;
+
+ char macs[12];
+
+ /* The MACs are the first 12 bytes in the eeprom at address 0x51 */
+ if (event == EEPROM_REGISTER && data->client.addr == 0x51) {
+ data->attr->read(&data->client.dev.kobj, macs, 0, 12);
+ memcpy(&plat_mac0.hwaddr, macs, 6);
+ memcpy(&plat_mac1.hwaddr, macs + 6, 6);
+ }
+
+ return NOTIFY_DONE;
+}
+
+static struct notifier_block loft_eeprom_notifier = {
+ .notifier_call = loft_eeprom_do
+};
+#endif
+
static void __init avila_init(void)
{
ixp4xx_sys_init();
+#ifdef CONFIG_SENSORS_EEPROM
+ register_eeprom_notifier(&loft_eeprom_notifier);
+#endif
avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0);
avila_flash_resource.end =