Use environment variable "kernel_addr_r" to indicate the location
in RAM where FIT image will be stored.
Use label command "kernel" to indicate which <path> the FIT image at.

Signed-off-by: Wenbin Song <wenbin.s...@nxp.com>
---
Changes for v2: Fixup the email address of author.
---
 doc/README.pxe | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/doc/README.pxe b/doc/README.pxe
index cc182c9..db11658 100644
--- a/doc/README.pxe
+++ b/doc/README.pxe
@@ -78,9 +78,9 @@ pxe boot
      address of the tftp server from which other files will be retrieved.
 
      kernel_addr_r, initrd_addr_r - locations in RAM at which 'pxe boot' will
-     store the kernel and initrd it retrieves from tftp. These locations will
-     be passed to the bootm command to boot the kernel. These environment
-     variables are required to be set.
+     store the kernel(or FIT image) and initrd it retrieves from tftp. These
+     locations will be passed to the bootm command to boot the kernel. These
+     environment variables are required to be set.
 
      fdt_addr_r - location in RAM at which 'pxe boot' will store the fdt blob 
it
      retrieves from tftp. The retrieval is possible if 'fdt' label is defined 
in
@@ -138,9 +138,9 @@ menu default            - set this label as the default 
label to boot; this is
                      specified in a different way
 
 kernel <path>      - if this label is chosen, use tftp to retrieve the kernel
-                     at <path>. it will be stored at the address indicated in
-                     the kernel_addr_r environment variable, and that address
-                     will be passed to bootm to boot this kernel.
+                     (or FIT image) at <path>. it will be stored at the address
+                     indicated in the kernel_addr_r environment variable, and
+                     that address will be passed to bootm to boot this kernel.
 
 append <string>            - use <string> as the kernel command line when 
booting this
                      label.
-- 
2.1.0.27.g96db324

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