of: fdt: Demote kernel-doc abuses and fix function naming

Fixes the following W=1 kernel build warning(s):

 drivers/of/fdt.c:478: warning: Function parameter or member 'node' not described in '__reserved_mem_reserve_reg'
 drivers/of/fdt.c:478: warning: Function parameter or member 'uname' not described in '__reserved_mem_reserve_reg'
 drivers/of/fdt.c:525: warning: Function parameter or member 'node' not described in '__reserved_mem_check_root'
 drivers/of/fdt.c:547: warning: Function parameter or member 'node' not described in '__fdt_scan_reserved_mem'
 drivers/of/fdt.c:547: warning: Function parameter or member 'uname' not described in '__fdt_scan_reserved_mem'
 drivers/of/fdt.c:547: warning: Function parameter or member 'depth' not described in '__fdt_scan_reserved_mem'
 drivers/of/fdt.c:547: warning: Function parameter or member 'data' not described in '__fdt_scan_reserved_mem'
 drivers/of/fdt.c:547: warning: expecting prototype for fdt_scan_reserved_mem(). Prototype was for __fdt_scan_reserved_mem() instead
 drivers/of/fdt.c:663: warning: Function parameter or member 'parent' not described in 'of_scan_flat_dt_subnodes'
 drivers/of/fdt.c:708: warning: Function parameter or member 'node' not described in 'of_get_flat_dt_prop'
 drivers/of/fdt.c:708: warning: Function parameter or member 'name' not described in 'of_get_flat_dt_prop'
 drivers/of/fdt.c:708: warning: Function parameter or member 'size' not described in 'of_get_flat_dt_prop'
 drivers/of/fdt.c:758: warning: Function parameter or member 'node' not described in 'of_flat_dt_match'
 drivers/of/fdt.c:758: warning: Function parameter or member 'compat' not described in 'of_flat_dt_match'
 drivers/of/fdt.c:778: warning: Function parameter or member 'node' not described in 'of_get_flat_dt_phandle'
 drivers/of/fdt.c:778: warning: expecting prototype for of_get_flat_dt_prop(). Prototype was for of_get_flat_dt_phandle() instead
 drivers/of/fdt.c:955: warning: Function parameter or member 'node' not described in 'early_init_dt_scan_root'
 drivers/of/fdt.c:955: warning: Function parameter or member 'uname' not described in 'early_init_dt_scan_root'
 drivers/of/fdt.c:955: warning: Function parameter or member 'depth' not described in 'early_init_dt_scan_root'
 drivers/of/fdt.c:955: warning: Function parameter or member 'data' not described in 'early_init_dt_scan_root'
 drivers/of/fdt.c:991: warning: Function parameter or member 'node' not described in 'early_init_dt_scan_memory'
 drivers/of/fdt.c:991: warning: Function parameter or member 'uname' not described in 'early_init_dt_scan_memory'
 drivers/of/fdt.c:991: warning: Function parameter or member 'depth' not described in 'early_init_dt_scan_memory'
 drivers/of/fdt.c:991: warning: Function parameter or member 'data' not described in 'early_init_dt_scan_memory'

Cc: Rob Herring <robh+dt@kernel.org>
Cc: Frank Rowand <frowand.list@gmail.com>
Cc: benh@kernel.crashing.org
Cc: devicetree@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210318104036.3175910-8-lee.jones@linaro.org

drivers/of/fdt.c

@@ -470,7 +470,7 @@ void *initial_boot_params __ro_after_init;
 
 static u32 of_fdt_crc32;
 
-/**
+/*
  * __reserved_mem_reserve_reg() - reserve all memory described in 'reg' property
  */
 static int __init __reserved_mem_reserve_reg(unsigned long node,
@@ -516,7 +516,7 @@ static int __init __reserved_mem_reserve_reg(unsigned long node,
 	return 0;
 }
 
-/**
+/*
  * __reserved_mem_check_root() - check if #size-cells, #address-cells provided
  * in /reserved-memory matches the values supported by the current implementation,
  * also check if ranges property has been provided
@@ -539,8 +539,8 @@ static int __init __reserved_mem_check_root(unsigned long node)
 	return 0;
 }
 
-/**
- * fdt_scan_reserved_mem() - scan a single FDT node for reserved memory
+/*
+ * __fdt_scan_reserved_mem() - scan a single FDT node for reserved memory
  */
 static int __init __fdt_scan_reserved_mem(unsigned long node, const char *uname,
 					  int depth, void *data)
@@ -650,6 +650,7 @@ int __init of_scan_flat_dt(int (*it)(unsigned long node,
 
 /**
  * of_scan_flat_dt_subnodes - scan sub-nodes of a node call callback on each.
+ * @parent: parent node
  * @it: callback function
  * @data: context data pointer
  *
@@ -689,7 +690,7 @@ int __init of_get_flat_dt_subnode_by_name(unsigned long node, const char *uname)
 	return fdt_subnode_offset(initial_boot_params, node, uname);
 }
 
-/**
+/*
  * of_get_flat_dt_root - find the root node in the flat blob
  */
 unsigned long __init of_get_flat_dt_root(void)
@@ -697,7 +698,7 @@ unsigned long __init of_get_flat_dt_root(void)
 	return 0;
 }
 
-/**
+/*
  * of_get_flat_dt_prop - Given a node in the flat blob, return the property ptr
  *
  * This function can be used within scan_flattened_dt callback to get
@@ -751,7 +752,7 @@ int __init of_flat_dt_is_compatible(unsigned long node, const char *compat)
 	return of_fdt_is_compatible(initial_boot_params, node, compat);
 }
 
-/**
+/*
  * of_flat_dt_match - Return true if node matches a list of compatible values
  */
 static int __init of_flat_dt_match(unsigned long node, const char *const *compat)
@@ -771,8 +772,8 @@ static int __init of_flat_dt_match(unsigned long node, const char *const *compat
 	return score;
 }
 
-/**
- * of_get_flat_dt_prop - Given a node in the flat blob, return the phandle
+/*
+ * of_get_flat_dt_phandle - Given a node in the flat blob, return the phandle
  */
 uint32_t __init of_get_flat_dt_phandle(unsigned long node)
 {
@@ -947,7 +948,7 @@ int __init early_init_dt_scan_chosen_stdout(void)
 }
 #endif
 
-/**
+/*
  * early_init_dt_scan_root - fetch the top level address and size cells
  */
 int __init early_init_dt_scan_root(unsigned long node, const char *uname,
@@ -983,7 +984,7 @@ u64 __init dt_mem_next_cell(int s, const __be32 **cellp)
 	return of_read_number(p, s);
 }
 
-/**
+/*
  * early_init_dt_scan_memory - Look for and parse memory nodes
  */
 int __init early_init_dt_scan_memory(unsigned long node, const char *uname,