The settings file omits a few lines which are useful for getting every
board building. Add these and update the documentation tool.
Signed-off-by: Simon Glass <sjg@chromium.org>
[toolchain-prefix]
# name = path to prefix
# e.g. x86 = /opt/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-
+# arc = /opt/arc/arc_gnu_2021.03_prebuilt_elf32_le_linux_install/bin/arc-elf32-
[toolchain-alias]
# arch = alias
# Indicates which toolchain should be used to build for that arch
+riscv = riscv32
+sh = sh4
x86 = i386
blackfin = bfin
openrisc = or1k
arc = /opt/arc/arc_gnu_2021.03_prebuilt_elf32_le_linux_install/bin/arc-elf32-
[toolchain-alias]
+ riscv = riscv32
+ sh = sh4
x86: i386
blackfin: bfin
openrisc: or1k