arch: Make board selection choices optional

[u-boot] / arch / arc / Kconfig

diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 24f5c02c760544cfaac9e50a8a3cc6946bda94b7..85fddd2f878ff4616d8ae114d475e6617d388055 100644 (file)
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -123,7 +123,7 @@ config ARC_CACHE_LINE_SHIFT
        int "Cache Line Length (as power of 2)"
        range 5 7
        default "6"
-       depends on !SYS_DCACHE_OFF || !SYS_DCACHE_OFF
+       depends on !SYS_DCACHE_OFF || !SYS_ICACHE_OFF
        help
          Starting with ARC700 4.9, Cache line length is configurable,
          This option specifies "N", with Line-len = 2 power N
@@ -132,6 +132,15 @@ config ARC_CACHE_LINE_SHIFT
 
 choice
        prompt "Target select"
+       optional
+
+config TARGET_DUMMY
+       bool "Dummy target"
+       help
+         Please select one of real target boards below!
+         This target is only meant to force "makedefconfig" to put
+         TARGET_xxx in defconfig even this is the first target from the list
+         below.
 
 config TARGET_TB100
        bool "Support tb100"