openwrt/target/linux/brcm47xx/patches-2.6.35/400-arch-bcm47xx.patch

--- a/arch/mips/bcm47xx/nvram.c
+++ b/arch/mips/bcm47xx/nvram.c
@@ -92,3 +92,30 @@ int nvram_getenv(char *name, char *val, 
 	return 1;
 }
 EXPORT_SYMBOL(nvram_getenv);
+
+char *nvram_get(const char *name)
+{
+	char *var, *value, *end, *eq;
+
+	if (!name)
+		return NULL;
+
+	if (!nvram_buf[0])
+		early_nvram_init();
+
+	/* Look for name=value and return value */
+	var = &nvram_buf[sizeof(struct nvram_header)];
+	end = nvram_buf + sizeof(nvram_buf) - 2;
+	end[0] = end[1] = '\0';
+	for (; *var; var = value + strlen(value) + 1) {
+		if (!(eq = strchr(var, '=')))
+			break;
+		value = eq + 1;
+		if ((eq - var) == strlen(name) && strncmp(var, name, (eq - var)) == 0)
+			return value;
+	}
+
+	return NULL;
+}
+
+EXPORT_SYMBOL(nvram_get);
--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c
@@ -235,3 +235,20 @@ void __init plat_mem_setup(void)
 	_machine_halt = bcm47xx_machine_halt;
 	pm_power_off = bcm47xx_machine_halt;
 }
+
+static int __init bcm47xx_register_gpiodev(void)
+{
+	static struct resource res = {
+		.start = 0xFFFFFFFF,
+	};
+	struct platform_device *pdev;
+
+	pdev = platform_device_register_simple("GPIODEV", 0, &res, 1);
+	if (!pdev) {
+		printk(KERN_ERR "bcm47xx: GPIODEV init failed\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+device_initcall(bcm47xx_register_gpiodev);