amlogic: Remove ARCH= references from documentation

When building U-Boot we select the architecture via Kconfig and not ARCH
being passed in via the environment or make cmdline.

Cc: Beniamino Galvani <b.galvani@gmail.com>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Cc: u-boot-amlogic@groups.io
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/board/amlogic/p200/README.nanopi-k2 b/board/amlogic/p200/README.nanopi-k2
index d450d3c..c8dec35 100644
--- a/board/amlogic/p200/README.nanopi-k2
+++ b/board/amlogic/p200/README.nanopi-k2
@@ -24,7 +24,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make nanopi-k2_defconfig
  > make
diff --git a/board/amlogic/p200/README.odroid-c2 b/board/amlogic/p200/README.odroid-c2
index bed48c5..3b9f80d 100644
--- a/board/amlogic/p200/README.odroid-c2
+++ b/board/amlogic/p200/README.odroid-c2
@@ -29,7 +29,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make odroid-c2_defconfig
  > make
diff --git a/board/amlogic/p200/README.p200 b/board/amlogic/p200/README.p200
index 01d82d1..84d5ca5 100644
--- a/board/amlogic/p200/README.p200
+++ b/board/amlogic/p200/README.p200
@@ -31,7 +31,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make p200_defconfig
  > make
diff --git a/board/amlogic/p201/README.p201 b/board/amlogic/p201/README.p201
index c251096..4bb5e95 100644
--- a/board/amlogic/p201/README.p201
+++ b/board/amlogic/p201/README.p201
@@ -31,7 +31,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make p201_defconfig
  > make
diff --git a/board/amlogic/p212/README.khadas-vim b/board/amlogic/p212/README.khadas-vim
index a2c7606..ccf9338 100644
--- a/board/amlogic/p212/README.khadas-vim
+++ b/board/amlogic/p212/README.khadas-vim
@@ -30,7 +30,6 @@
 U-Boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make khadas-vim_defconfig
  > make
diff --git a/board/amlogic/p212/README.libretech-ac b/board/amlogic/p212/README.libretech-ac
index 5386042..3f713ec 100644
--- a/board/amlogic/p212/README.libretech-ac
+++ b/board/amlogic/p212/README.libretech-ac
@@ -25,7 +25,6 @@
 U-Boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make libretech-ac_defconfig
  > make
diff --git a/board/amlogic/p212/README.libretech-cc b/board/amlogic/p212/README.libretech-cc
index 6af7de3..74434d4 100644
--- a/board/amlogic/p212/README.libretech-cc
+++ b/board/amlogic/p212/README.libretech-cc
@@ -30,7 +30,6 @@
 U-Boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make libretech-cc_defconfig
  > make
diff --git a/board/amlogic/p212/README.p212 b/board/amlogic/p212/README.p212
index ef5370c..3776f24 100644
--- a/board/amlogic/p212/README.p212
+++ b/board/amlogic/p212/README.p212
@@ -31,7 +31,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make p212_defconfig
  > make
diff --git a/board/amlogic/q200/README.khadas-vim2 b/board/amlogic/q200/README.khadas-vim2
index 8bcfc29..595998c 100644
--- a/board/amlogic/q200/README.khadas-vim2
+++ b/board/amlogic/q200/README.khadas-vim2
@@ -31,7 +31,6 @@
 U-Boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make khadas-vim2_defconfig
  > make
diff --git a/board/amlogic/q200/README.q200 b/board/amlogic/q200/README.q200
index 55d730a..d4142c8 100644
--- a/board/amlogic/q200/README.q200
+++ b/board/amlogic/q200/README.q200
@@ -30,7 +30,6 @@
 U-Boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make khadas-vim2_defconfig
  > make
diff --git a/board/amlogic/s400/README b/board/amlogic/s400/README
index ab21998..a48db22 100644
--- a/board/amlogic/s400/README
+++ b/board/amlogic/s400/README
@@ -31,7 +31,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make s400_defconfig
  > make
diff --git a/board/amlogic/sei510/README b/board/amlogic/sei510/README
index e47ebc7..d9358aa 100644
--- a/board/amlogic/sei510/README
+++ b/board/amlogic/sei510/README
@@ -22,7 +22,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make sei510_defconfig
  > make
diff --git a/board/amlogic/sei610/README b/board/amlogic/sei610/README
index 1cc2b3c..d96a94b 100644
--- a/board/amlogic/sei610/README
+++ b/board/amlogic/sei610/README
@@ -18,7 +18,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make sei610_defconfig
  > make
diff --git a/board/amlogic/u200/README b/board/amlogic/u200/README
index bffac5e..a4080eb 100644
--- a/board/amlogic/u200/README
+++ b/board/amlogic/u200/README
@@ -27,7 +27,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make u200_defconfig
  > make
diff --git a/board/amlogic/w400/README.khadas-vim3 b/board/amlogic/w400/README.khadas-vim3
index 45ef90c..399bf49 100644
--- a/board/amlogic/w400/README.khadas-vim3
+++ b/board/amlogic/w400/README.khadas-vim3
@@ -29,7 +29,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make khadas-vim3_defconfig
  > make
diff --git a/board/amlogic/w400/README.khadas-vim3l b/board/amlogic/w400/README.khadas-vim3l
index 0afff16..b2d9abb 100644
--- a/board/amlogic/w400/README.khadas-vim3l
+++ b/board/amlogic/w400/README.khadas-vim3l
@@ -29,7 +29,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make khadas-vim3l_defconfig
  > make
diff --git a/board/amlogic/w400/README.odroid-n2 b/board/amlogic/w400/README.odroid-n2
index a8f2c3d..8142eeb 100644
--- a/board/amlogic/w400/README.odroid-n2
+++ b/board/amlogic/w400/README.odroid-n2
@@ -28,7 +28,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make odroid-n2_defconfig
  > make
diff --git a/board/amlogic/w400/README.w400 b/board/amlogic/w400/README.w400
index 25b786d..c129717 100644
--- a/board/amlogic/w400/README.w400
+++ b/board/amlogic/w400/README.w400
@@ -27,7 +27,6 @@
 u-boot compilation
 ==================
 
- > export ARCH=arm
  > export CROSS_COMPILE=aarch64-none-elf-
  > make w400_defconfig
  > make