fdt: Add ft_system_setup() function for system device tree additions

[thirdparty/u-boot.git] / README

diff --git a/README b/README
index 837dca0c931852d5592047fe19012ffeb3e3e6a3..bf3ec67b8eac68b13fd6f6977e7b816651ae07f5 100644 (file)
--- a/README
+++ b/README
@@ -669,6 +669,13 @@ The following options need to be configured:
                Board code has addition modification that it wants to make
                to the flat device tree before handing it off to the kernel
 
+               CONFIG_OF_SYSTEM_SETUP
+
+               Other code has addition modification that it wants to make
+               to the flat device tree before handing it off to the kernel.
+               This causes ft_system_setup() to be called before booting
+               the kernel.
+
                CONFIG_OF_BOOT_CPU
 
                This define fills in the correct boot CPU in the boot
@@ -3407,7 +3414,7 @@ FIT uImage format:
                to 128 or 256, although it does not have to be power of 2).
 
                default: 4096
-               
+
                CONFIG_MTD_UBI_BEB_LIMIT
                This option specifies the maximum bad physical eraseblocks UBI
                expects on the MTD device (per 1024 eraseblocks). If the