From 9f4e1e94bb790cd85eb9904a78b396b512e0ce0b Mon Sep 17 00:00:00 2001
From: Paul Kocialkowski <contact@paulk.fr>
Date: Mon, 20 Jul 2015 15:17:14 +0200
Subject: [PATCH] sniper: Pass serial number through ATAG

Now that the serial number is correctly defined, we can pass it to the kernel
using the (legacy) ATAG method. It will be automatically passed via device-tree
when enabled.

Signed-off-by: Paul Kocialkowski <contact@paulk.fr>
Reviewed-by: Tom Rini <trini@konsulko.com>
---
 board/lge/sniper/sniper.c | 18 ++++++++++++++++++
 include/configs/sniper.h  |  1 +
 2 files changed, 19 insertions(+)

diff --git a/board/lge/sniper/sniper.c b/board/lge/sniper/sniper.c
index f26855dd39..b211528e2b 100644
--- a/board/lge/sniper/sniper.c
+++ b/board/lge/sniper/sniper.c
@@ -98,6 +98,24 @@ int misc_init_r(void)
 	return 0;
 }
 
+void get_board_serial(struct tag_serialnr *serialnr)
+{
+	char *serial_string;
+	unsigned long long serial;
+
+	serial_string = getenv("serial#");
+
+	if (serial_string) {
+		serial = simple_strtoull(serial_string, NULL, 16);
+
+		serialnr->high = (unsigned int) (serial >> 32);
+		serialnr->low = (unsigned int) (serial & 0xffffffff);
+	} else {
+		serialnr->high = 0;
+		serialnr->low = 0;
+	}
+}
+
 void set_muxconf_regs(void)
 {
 	MUX_SNIPER();
diff --git a/include/configs/sniper.h b/include/configs/sniper.h
index 2ac9291c44..f17bb04149 100644
--- a/include/configs/sniper.h
+++ b/include/configs/sniper.h
@@ -240,6 +240,7 @@
 #define CONFIG_CMDLINE_TAG
 #define CONFIG_INITRD_TAG
 #define CONFIG_REVISION_TAG
+#define CONFIG_SERIAL_TAG
 
 /*
  * Boot
-- 
2.39.5