All our documentation says HOST_MODE, we don't really know where EXT_ACC
came from. Rename it to reduce the confusion.
Signed-off-by: NMasaharu Hayakawa <masaharu.hayakawa.ry@renesas.com>
Signed-off-by: NWolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: NUlf Hansson <ulf.hansson@linaro.org>