From 36689ecd2c065a8879035e5bf1b4a0f4d5b65160 Mon Sep 17 00:00:00 2001
From: Rob Herring <robh@kernel.org>
Date: Fri, 29 Sep 2017 20:08:28 -0500
Subject: [PATCH] of: remove struct property.unique_id for FDT

Only Sparc uses unique_id, so remove it for FDT builds and shrink struct
property a bit making the unflattened DT less of a memory hog.

Tested-by: Nicolas Pitre <nico@linaro.org>
Reviewed-by: Frank Rowand <frowand.list@gmail.com>
Acked-by: Grant Likely <grant.likely@secretlab.ca>
Signed-off-by: Rob Herring <robh@kernel.org>
---
 include/linux/of.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/of.h b/include/linux/of.h
index cfc34117..8f9e967 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -38,7 +38,9 @@ struct property {
 	void	*value;
 	struct property *next;
 	unsigned long _flags;
+#if defined(CONFIG_OF_PROMTREE)
 	unsigned int unique_id;
+#endif
 	struct bin_attribute attr;
 };
 
-- 
2.7.4