From 7087922477a08bd1c06bcb5a280ff5e81065ec30 Mon Sep 17 00:00:00 2001
From: Lokesh Vutla <lokeshvutla@ti.com>
Date: Sun, 16 Jul 2017 19:59:18 +0530
Subject: [PATCH] board: ti: am57xx: Fix detection of board version

board_is*("rev", board_ti_get_rev()) uses strncmp() for
revison detection and assumes it is success if return value
is <= 0. This will fail in case of multiple versions, as
revb will be true for board_is_*revb() and board_is_*reva().
Fix it by looking for exact match of the string.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
---
 board/ti/am57xx/board.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/board/ti/am57xx/board.c b/board/ti/am57xx/board.c
index bf8c8e1a67..6e248d6b1a 100644
--- a/board/ti/am57xx/board.c
+++ b/board/ti/am57xx/board.c
@@ -36,11 +36,11 @@
 
 #define board_is_x15()		board_ti_is("BBRDX15_")
 #define board_is_x15_revb1()	(board_ti_is("BBRDX15_") && \
-				 (strncmp("B.10", board_ti_get_rev(), 3) <= 0))
+				 !strncmp("B.10", board_ti_get_rev(), 3))
 #define board_is_am572x_evm()	board_ti_is("AM572PM_")
 #define board_is_am572x_evm_reva3()	\
 				(board_ti_is("AM572PM_") && \
-				 (strncmp("A.30", board_ti_get_rev(), 3) <= 0))
+				 !strncmp("A.30", board_ti_get_rev(), 3))
 #define board_is_am572x_idk()	board_ti_is("AM572IDK")
 #define board_is_am571x_idk()	board_ti_is("AM571IDK")
 
-- 
2.39.5