dm: ofnode: use ofnode_read_bool() to check property existence

This will clarify the code.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Simon Glass <sjg@chromium.org>

diff --git a/drivers/core/ofnode.c b/drivers/core/ofnode.c
index da7c477..98c1186 100644 (file)
--- a/drivers/core/ofnode.c
+++ b/drivers/core/ofnode.c
@@ -582,22 +582,22 @@ int ofnode_read_simple_size_cells(ofnode node)
 
 bool ofnode_pre_reloc(ofnode node)
 {
-       if (ofnode_read_prop(node, "u-boot,dm-pre-reloc", NULL))
+       if (ofnode_read_bool(node, "u-boot,dm-pre-reloc"))
                return true;
 
 #ifdef CONFIG_TPL_BUILD
-       if (ofnode_read_prop(node, "u-boot,dm-tpl", NULL))
+       if (ofnode_read_bool(node, "u-boot,dm-tpl"))
                return true;
 #elif defined(CONFIG_SPL_BUILD)
-       if (ofnode_read_prop(node, "u-boot,dm-spl", NULL))
+       if (ofnode_read_bool(node, "u-boot,dm-spl"))
                return true;
 #else
        /*
         * In regular builds individual spl and tpl handling both
         * count as handled pre-relocation for later second init.
         */
-       if (ofnode_read_prop(node, "u-boot,dm-spl", NULL) ||
-           ofnode_read_prop(node, "u-boot,dm-tpl", NULL))
+       if (ofnode_read_bool(node, "u-boot,dm-spl") ||
+           ofnode_read_bool(node, "u-boot,dm-tpl"))
                return true;
 #endif