Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / of_mtd.h

diff --git a/kernel/include/linux/of_mtd.h b/kernel/include/linux/of_mtd.h
new file mode 100644 (file)
index 0000000..e266caa
--- /dev/null
+++ b/kernel/include/linux/of_mtd.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ *
+ * OF helpers for mtd.
+ *
+ * This file is released under the GPLv2
+ */
+
+#ifndef __LINUX_OF_MTD_H
+#define __LINUX_OF_MTD_H
+
+#ifdef CONFIG_OF_MTD
+
+#include <linux/of.h>
+int of_get_nand_ecc_mode(struct device_node *np);
+int of_get_nand_ecc_step_size(struct device_node *np);
+int of_get_nand_ecc_strength(struct device_node *np);
+int of_get_nand_bus_width(struct device_node *np);
+bool of_get_nand_on_flash_bbt(struct device_node *np);
+
+#else /* CONFIG_OF_MTD */
+
+static inline int of_get_nand_ecc_mode(struct device_node *np)
+{
+       return -ENOSYS;
+}
+
+static inline int of_get_nand_ecc_step_size(struct device_node *np)
+{
+       return -ENOSYS;
+}
+
+static inline int of_get_nand_ecc_strength(struct device_node *np)
+{
+       return -ENOSYS;
+}
+
+static inline int of_get_nand_bus_width(struct device_node *np)
+{
+       return -ENOSYS;
+}
+
+static inline bool of_get_nand_on_flash_bbt(struct device_node *np)
+{
+       return false;
+}
+
+#endif /* CONFIG_OF_MTD */
+
+#endif /* __LINUX_OF_MTD_H */