README: Update directory hierarchy

Removed:
- /arch/openrisc

Added:
- /arch/xtensa
- /env

Signed-off-by: Naoki Hayama <naoki.hayama@lineo.co.jp>

diff --git a/README b/README
index 727cacf..8c2068e 100644 (file)
--- a/README
+++ b/README
@@ -136,12 +136,12 @@ Directory Hierarchy:
   /mips                        Files generic to MIPS architecture
   /nds32               Files generic to NDS32 architecture
   /nios2               Files generic to Altera NIOS2 architecture
-  /openrisc            Files generic to OpenRISC architecture
   /powerpc             Files generic to PowerPC architecture
   /riscv               Files generic to RISC-V architecture
   /sandbox             Files generic to HW-independent "sandbox"
   /sh                  Files generic to SH architecture
   /x86                 Files generic to x86 architecture
+  /xtensa              Files generic to Xtensa architecture
 /api                   Machine/arch independent API for external apps
 /board                 Board dependent files
 /cmd                   U-Boot commands functions
@@ -151,6 +151,7 @@ Directory Hierarchy:
 /doc                   Documentation (don't expect too much)
 /drivers               Commonly used device drivers
 /dts                   Contains Makefile for building internal U-Boot fdt.
+/env                   Environment files
 /examples              Example code for standalone applications, etc.
 /fs                    Filesystem code (cramfs, ext2, jffs2, etc.)
 /include               Header Files