powerpc: Switch to using CONFIG_SYS_INIT_SP_OFFSET from CONFIG_SYS_GBL_DATA_OFFSET

[platform/kernel/u-boot.git] / README

diff --git a/README b/README
index d6ff909..f79a733 100644 (file)
--- a/README
+++ b/README
@@ -2130,24 +2130,6 @@ Low Level (hardware related) configuration options:
                U-Boot uses the following memory types:
                - MPC8xx: IMMR (internal memory of the CPU)
 
-- CONFIG_SYS_GBL_DATA_OFFSET:
-
-               Offset of the initial data structure in the memory
-               area defined by CONFIG_SYS_INIT_RAM_ADDR. Usually
-               CONFIG_SYS_GBL_DATA_OFFSET is chosen such that the initial
-               data is located at the end of the available space
-               (sometimes written as (CONFIG_SYS_INIT_RAM_SIZE -
-               GENERATED_GBL_DATA_SIZE), and the initial stack is just
-               below that area (growing from (CONFIG_SYS_INIT_RAM_ADDR +
-               CONFIG_SYS_GBL_DATA_OFFSET) downward.
-
-       Note:
-               On the MPC824X (or other systems that use the data
-               cache for initial memory) the address chosen for
-               CONFIG_SYS_INIT_RAM_ADDR is basically arbitrary - it must
-               point to an otherwise UNUSED address space between
-               the top of RAM and the start of the PCI space.
-
 - CONFIG_SYS_SCCR:     System Clock and reset Control Register (15-27)
 
 - CONFIG_SYS_OR_TIMING_SDRAM: