You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
1.3 KiB
Diff
57 lines
1.3 KiB
Diff
--- a/arch/mips/bcm47xx/nvram.c
|
|
+++ b/arch/mips/bcm47xx/nvram.c
|
|
@@ -92,3 +92,30 @@ int nvram_getenv(char *name, char *val,
|
|
return NVRAM_ERR_ENVNOTFOUND;
|
|
}
|
|
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) {
|
|
+ eq = strchr(var, '=');
|
|
+ if (!eq)
|
|
+ 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
|
|
@@ -226,3 +226,20 @@ 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);
|