6 files changed, 32 insertions, 38 deletions

diff --git a/drivers/clocksource/clksrc-of.c b/drivers/clocksource/clksrc-of.c
index ae2e4278c42a..0093a8e49e14 100644
--- a/drivers/clocksource/clksrc-of.c
+++ b/drivers/clocksource/clksrc-of.c
@@ -27,7 +27,7 @@ void __init clocksource_of_init(void)
 {
         struct device_node *np;
         const struct of_device_id *match;
-        clocksource_of_init_fn init_func;
+        of_init_fn_1 init_func;
         unsigned clocksources = 0;
 
         for_each_matching_node_and_match(np, __clksrc_of_table, &match) {
diff --git a/drivers/irqchip/irqchip.h b/drivers/irqchip/irqchip.h
index e445ba2d6add..0f6486d4f1b0 100644
--- a/drivers/irqchip/irqchip.h
+++ b/drivers/irqchip/irqchip.h
@@ -11,6 +11,8 @@
 #ifndef _IRQCHIP_H
 #define _IRQCHIP_H
 
+#include <linux/of.h>
+
 /*
  * This macro must be used by the different irqchip drivers to declare
  * the association between their DT compatible string and their
@@ -21,9 +23,6 @@
  * @compstr: compatible string of the irqchip driver
  * @fn: initialization function
  */
-#define IRQCHIP_DECLARE(name,compstr,fn)                                \
-        static const struct of_device_id irqchip_of_match_##name        \
-        __used __section(__irqchip_of_table)                            \
-        = { .compatible = compstr, .data = fn }
+#define IRQCHIP_DECLARE(name, compat, fn) OF_DECLARE_2(irqchip, name, compat, fn)
 
 #endif
diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h
index 511917416fb0..a6e4008a0bf7 100644
--- a/include/linux/clk-provider.h
+++ b/include/linux/clk-provider.h
@@ -498,10 +498,7 @@ struct clk_onecell_data {
 
 extern struct of_device_id __clk_of_table;
 
-#define CLK_OF_DECLARE(name, compat, fn)                        \
-        static const struct of_device_id __clk_of_table_##name  \
-                __used __section(__clk_of_table)                \
-                = { .compatible = compat, .data = fn };
+#define CLK_OF_DECLARE(name, compat, fn) OF_DECLARE_1(clk, name, compat, fn)
 
 #ifdef CONFIG_OF
 int of_clk_add_provider(struct device_node *np,
diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index 67301a405712..a16b497d5159 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -339,23 +339,13 @@ extern int clocksource_mmio_init(void __iomem *, const char *,
 
 extern int clocksource_i8253_init(void);
 
-struct device_node;
-typedef void(*clocksource_of_init_fn)(struct device_node *);
+#define CLOCKSOURCE_OF_DECLARE(name, compat, fn) \
+        OF_DECLARE_1(clksrc, name, compat, fn)
+
 #ifdef CONFIG_CLKSRC_OF
 extern void clocksource_of_init(void);
-
-#define CLOCKSOURCE_OF_DECLARE(name, compat, fn)                        \
-        static const struct of_device_id __clksrc_of_table_##name       \
-                __used __section(__clksrc_of_table)                     \
-                 = { .compatible = compat,                              \
-                     .data = (fn == (clocksource_of_init_fn)NULL) ? fn : fn }
 #else
 static inline void clocksource_of_init(void) {}
-#define CLOCKSOURCE_OF_DECLARE(name, compat, fn)                        \
-        static const struct of_device_id __clksrc_of_table_##name       \
-                __attribute__((unused))                                 \
-                 = { .compatible = compat,                              \
-                     .data = (fn == (clocksource_of_init_fn)NULL) ? fn : fn }
 #endif
 
 #endif /* _LINUX_CLOCKSOURCE_H */
diff --git a/include/linux/of.h b/include/linux/of.h
index 3bad8d106e0e..bf65335b4d05 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -757,4 +757,26 @@ static inline int of_get_available_child_count(const struct device_node *np)
         return num;
 }
 
+#ifdef CONFIG_OF
+#define _OF_DECLARE(table, name, compat, fn, fn_type)                   \
+        static const struct of_device_id __of_table_##name              \
+                __used __section(__##table##_of_table)                  \
+                 = { .compatible = compat,                              \
+                     .data = (fn == (fn_type)NULL) ? fn : fn  }
+#else
+#define _OF_DECLARE(table, name, compat, fn, fn_type)                                   \
+        static const struct of_device_id __of_table_##name              \
+                __attribute__((unused))                                 \
+                 = { .compatible = compat,                              \
+                     .data = (fn == (fn_type)NULL) ? fn : fn }
+#endif
+
+typedef int (*of_init_fn_2)(struct device_node *, struct device_node *);
+typedef void (*of_init_fn_1)(struct device_node *);
+
+#define OF_DECLARE_1(table, name, compat, fn) \
+                _OF_DECLARE(table, name, compat, fn, of_init_fn_1)
+#define OF_DECLARE_2(table, name, compat, fn) \
+                _OF_DECLARE(table, name, compat, fn, of_init_fn_2)
+
 #endif /* _LINUX_OF_H */
diff --git a/include/linux/of_reserved_mem.h b/include/linux/of_reserved_mem.h
index 4c81b84e95ff..4669ddfdd5af 100644
--- a/include/linux/of_reserved_mem.h
+++ b/include/linux/of_reserved_mem.h
@@ -23,31 +23,17 @@ struct reserved_mem_ops {
 
 typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem);
 
+#define RESERVEDMEM_OF_DECLARE(name, compat, init)                      \
+        _OF_DECLARE(reservedmem, name, compat, init, reservedmem_of_init_fn)
 
 #ifdef CONFIG_OF_RESERVED_MEM
 void fdt_init_reserved_mem(void);
 void fdt_reserved_mem_save_node(unsigned long node, const char *uname,
                                phys_addr_t base, phys_addr_t size);
-
-#define RESERVEDMEM_OF_DECLARE(name, compat, init)                      \
-        static const struct of_device_id __reservedmem_of_table_##name  \
-                __used __section(__reservedmem_of_table)                \
-                 = { .compatible = compat,                              \
-                     .data = (init == (reservedmem_of_init_fn)NULL) ?   \
-                                init : init }
-
 #else
 static inline void fdt_init_reserved_mem(void) { }
 static inline void fdt_reserved_mem_save_node(unsigned long node,
                 const char *uname, phys_addr_t base, phys_addr_t size) { }
-
-#define RESERVEDMEM_OF_DECLARE(name, compat, init)                      \
-        static const struct of_device_id __reservedmem_of_table_##name  \
-                __attribute__((unused))                                 \
-                 = { .compatible = compat,                              \
-                     .data = (init == (reservedmem_of_init_fn)NULL) ?   \
-                                init : init }
-
 #endif
 
 #endif /* __OF_RESERVED_MEM_H */