arc: hard-code CONFIG_ARCH_EARLY_INIT_R in asm/config.h

Common arch_early_init_r() is used in "arc/lib/cpu.c" for all ARC boards
so there's no sense in separate per-board definitions.

Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
diff --git a/arch/arc/include/asm/config.h b/arch/arc/include/asm/config.h
index c1e9b44..b4e9099 100644
--- a/arch/arc/include/asm/config.h
+++ b/arch/arc/include/asm/config.h
@@ -10,6 +10,7 @@
 #define CONFIG_SYS_GENERIC_BOARD
 #define CONFIG_SYS_GENERIC_GLOBAL_DATA
 #define CONFIG_SYS_BOOT_RAMDISK_HIGH
+#define CONFIG_ARCH_EARLY_INIT_R
 
 #define CONFIG_LMB
 
diff --git a/include/configs/arcangel4.h b/include/configs/arcangel4.h
index 003a45d..80d6438 100644
--- a/include/configs/arcangel4.h
+++ b/include/configs/arcangel4.h
@@ -13,11 +13,6 @@
 #define CONFIG_SYS_TIMER_RATE		CONFIG_SYS_CLK_FREQ
 
 /*
- * Board configuration
- */
-#define CONFIG_ARCH_EARLY_INIT_R
-
-/*
  * Memory configuration
  */
 #define CONFIG_SYS_TEXT_BASE		0x81000000
diff --git a/include/configs/axs101.h b/include/configs/axs101.h
index 4064ed2..e9a3231 100644
--- a/include/configs/axs101.h
+++ b/include/configs/axs101.h
@@ -12,11 +12,6 @@
  */
 #define CONFIG_SYS_TIMER_RATE		CONFIG_SYS_CLK_FREQ
 
-/*
- * Board configuration
- */
-#define CONFIG_ARCH_EARLY_INIT_R
-
 #define ARC_FPGA_PERIPHERAL_BASE	0xE0000000
 #define ARC_APB_PERIPHERAL_BASE		0xF0000000
 #define ARC_DWMMC_BASE			(ARC_FPGA_PERIPHERAL_BASE + 0x15000)
diff --git a/include/configs/tb100.h b/include/configs/tb100.h
index c6878fc..54eca6f 100644
--- a/include/configs/tb100.h
+++ b/include/configs/tb100.h
@@ -15,11 +15,6 @@
 #define CONFIG_SYS_TIMER_RATE		CONFIG_SYS_CLK_FREQ
 
 /*
- * Board configuration
- */
-#define CONFIG_ARCH_EARLY_INIT_R
-
-/*
  * Memory configuration
  */
 #define CONFIG_SYS_TEXT_BASE		0x84000000