From a34b46768f63065ccdf4ae1ddcfe3a184e8822b5 Mon Sep 17 00:00:00 2001
From: Bin Meng <bmeng.cn@gmail.com>
Date: Mon, 12 Oct 2015 05:23:40 -0700
Subject: [PATCH] Makefile: Generate U_BOOT_DMI_DATE for SMBIOS

Add U_BOOT_DMI_DATE (format mm/dd/yyyy) generation to be used by
SMBIOS tables, as required by SMBIOS spec 3.0 [1]. See chapter 7.1,
BIOS information structure offset 08h for details.

[1] http://www.dmtf.org/sites/default/files/standards/documents/DSP0134_3.0.0.pdf

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>
---
 Makefile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Makefile b/Makefile
index fd06024104..737227dad3 100644
--- a/Makefile
+++ b/Makefile
@@ -1278,6 +1278,7 @@ define filechk_timestamp.h
 			LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_DATE "%b %d %C%y"'; \
 			LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_TIME "%T"'; \
 			LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_TZ "%z"'; \
+			LC_ALL=C $${DATE} -u -d "$${SOURCE_DATE}" +'#define U_BOOT_DMI_DATE "%m/%d/%Y"'; \
 		else \
 			return 42; \
 		fi; \
@@ -1285,6 +1286,7 @@ define filechk_timestamp.h
 		LC_ALL=C date +'#define U_BOOT_DATE "%b %d %C%y"'; \
 		LC_ALL=C date +'#define U_BOOT_TIME "%T"'; \
 		LC_ALL=C date +'#define U_BOOT_TZ "%z"'; \
+		LC_ALL=C date +'#define U_BOOT_DMI_DATE "%m/%d/%Y"'; \
 	fi)
 endef
 
-- 
2.39.5