We can determine which of these we need given CPU_BIG_ENDIAN being
enabled or not, so move that logic to Kconfig from config.mk.

Cc: Alexey Brodkin <alexey.brod...@synopsys.com>
Cc: Eugeniy Paltsev <eugeniy.palt...@synopsys.com>
Signed-off-by: Tom Rini <tr...@konsulko.com>
---
This is not a size neutral patch as apparently before we were not fully
populating SYS_BIG_ENDIAN to all of the codebase, so testing this on
nsim_700be or nsim_hs38be would be a good idea.
---
 README             | 4 ----
 arch/Kconfig       | 2 ++
 arch/arc/config.mk | 6 ------
 3 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/README b/README
index ebfdced4a725..ff0534137716 100644
--- a/README
+++ b/README
@@ -351,10 +351,6 @@ The following options need to be configured:
                clocks to the sysclock, ddrclock and usbclock.
 
 - Generic CPU options:
-               CONFIG_SYS_BIG_ENDIAN, CONFIG_SYS_LITTLE_ENDIAN
-
-               Defines the endianess of the CPU. Implementation of those
-               values is arch specific.
 
                CONFIG_SYS_FSL_DDR
                Freescale DDR driver in use. This type of DDR controller is
diff --git a/arch/Kconfig b/arch/Kconfig
index 6495e780fec9..c4dc47dccb43 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -53,6 +53,8 @@ config ARC
        select SUPPORT_OF_CONTROL
        select SYS_CACHE_SHIFT_7
        select TIMER
+       select SYS_BIG_ENDIAN if CPU_BIG_ENDIAN
+       select SYS_LITTLE_ENDIAN if !CPU_BIG_ENDIAN
 
 config ARM
        bool "ARM architecture"
diff --git a/arch/arc/config.mk b/arch/arc/config.mk
index 118472b2d0ba..2b70945ac342 100644
--- a/arch/arc/config.mk
+++ b/arch/arc/config.mk
@@ -2,12 +2,6 @@
 #
 # Copyright (C) 2013-2014 Synopsys, Inc. All rights reserved.
 
-ifndef CONFIG_CPU_BIG_ENDIAN
-CONFIG_SYS_LITTLE_ENDIAN = 1
-else
-CONFIG_SYS_BIG_ENDIAN = 1
-endif
-
 ifdef CONFIG_SYS_LITTLE_ENDIAN
 KBUILD_LDFLAGS += -EL
 PLATFORM_CPPFLAGS += -mlittle-endian
-- 
2.25.1

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