riscv: ae350: doc: Remove CONFIG_SKIP_LOWLEVEL_INIT

The doc says CONFIG_SKIP_LOWLEVEL_INIT is in ax25-ae350.h, while
actually it is not. Remove it.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Rick Chen <rick@andestech.com>

diff --git a/doc/board/AndesTech/ax25-ae350.rst b/doc/board/AndesTech/ax25-ae350.rst
index 923649240ec7f36914ae0533e9c586349d4e54f9..b46f427f4b7dcdada02f5b9db643104536a5008a 100644 (file)
--- a/doc/board/AndesTech/ax25-ae350.rst
+++ b/doc/board/AndesTech/ax25-ae350.rst
@@ -58,15 +58,6 @@ Platform Level Interrupt Controller (PLIC)
  - Configurable number of targets:  1-16
  - Preempted interrupt priority stack
 
-Configurations
---------------
-
-CONFIG_SKIP_LOWLEVEL_INIT:
-
-If you want to boot this system from SPI ROM and bypass e-bios (the
-other boot loader on ROM). You should undefine CONFIG_SKIP_LOWLEVEL_INIT
-in "include/configs/ax25-ae350.h".
-
 Build and boot steps
 --------------------
 
@@ -89,12 +80,10 @@ Verification:
 Steps
 -----
 
-1. Define CONFIG_SKIP_LOWLEVEL_INIT to build u-boot which is loaded via gdb from ram.
-2. Undefine CONFIG_SKIP_LOWLEVEL_INIT to build u-boot which is booted from spi rom.
-3. Ping a server by mac driver
-4. Scan sd card and copy u-boot image which is booted from flash to ram by sd driver.
-5. Burn this u-boot image to spi rom by spi driver
-6. Re-boot u-boot from spi flash with power off and power on.
+1. Ping a server by mac driver
+2. Scan sd card and copy u-boot image which is booted from flash to ram by sd driver
+3. Burn this u-boot image to spi rom by spi driver
+4. Re-boot u-boot from spi flash with power off and power on
 
 Messages of U-Boot boot on AE350 board
 --------------------------------------