1 files changed, 47 insertions, 0 deletions
diff --git a/include/linux/bcm47xx_nvram.h b/include/linux/bcm47xx_nvram.h
new file mode 100644
index 000000000..53b31f69b
--- /dev/null
+++ b/include/linux/bcm47xx_nvram.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ */
+
+#ifndef __BCM47XX_NVRAM_H
+#define __BCM47XX_NVRAM_H
+
+#include <linux/errno.h>
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/vmalloc.h>
+
+#ifdef CONFIG_BCM47XX_NVRAM
+int bcm47xx_nvram_init_from_mem(u32 base, u32 lim);
+int bcm47xx_nvram_getenv(const char *name, char *val, size_t val_len);
+int bcm47xx_nvram_gpio_pin(const char *name);
+char *bcm47xx_nvram_get_contents(size_t *val_len);
+static inline void bcm47xx_nvram_release_contents(char *nvram)
+{
+	vfree(nvram);
+};
+#else
+static inline int bcm47xx_nvram_init_from_mem(u32 base, u32 lim)
+{
+	return -ENOTSUPP;
+};
+static inline int bcm47xx_nvram_getenv(const char *name, char *val,
+				       size_t val_len)
+{
+	return -ENOTSUPP;
+};
+static inline int bcm47xx_nvram_gpio_pin(const char *name)
+{
+	return -ENOTSUPP;
+};
+
+static inline char *bcm47xx_nvram_get_contents(size_t *val_len)
+{
+	return NULL;
+};
+
+static inline void bcm47xx_nvram_release_contents(char *nvram)
+{
+};
+#endif
+
+#endif /* __BCM47XX_NVRAM_H */