Fix Makefile dependency problem with parallel builds.

[karo-tx-uboot.git] / README

diff --git a/README b/README
index 291b304688999316709ba43046212de23f934207..f2a4914923876bead95b28d8d55caf3c87221353 100644 (file)
--- a/README
+++ b/README
@@ -136,6 +136,8 @@ Directory Hierarchy:
   - i386       Files specific to i386 CPUs
   - ixp                Files specific to Intel XScale IXP CPUs
   - mcf52x2    Files specific to Freescale ColdFire MCF52x2 CPUs
+  - mcf532x    Files specific to Freescale ColdFire MCF5329 CPUs
+  - mcf5445x   Files specific to Freescale ColdFire MCF5445x CPUs
   - mips       Files specific to MIPS CPUs
   - mpc5xx     Files specific to Freescale MPC5xx  CPUs
   - mpc5xxx    Files specific to Freescale MPC5xxx CPUs
@@ -233,9 +235,7 @@ The following options need to be configured:
 - Board Type:  Define exactly one, e.g. CONFIG_MPC8540ADS.
 
 - CPU Daughterboard Type: (if CONFIG_ATSTK1000 is defined)
-               Define exactly one of
-               CONFIG_ATSTK1002
-
+               Define exactly one, e.g. CONFIG_ATSTK1002
 
 - CPU Module Type: (if CONFIG_COGENT is defined)
                Define exactly one of
@@ -336,7 +336,7 @@ The following options need to be configured:
                CONFIG_OF_LIBFDT
                 * New libfdt-based support
                 * Adds the "fdt" command
-                * The bootm command does _not_ modify the fdt
+                * The bootm command automatically updates the fdt
 
                CONFIG_OF_FLAT_TREE
                 * Deprecated, see CONFIG_OF_LIBFDT
@@ -345,15 +345,13 @@ The following options need to be configured:
                 * The environment variable "disable_of", when set,
                     disables this functionality.
 
-               CONFIG_OF_FLAT_TREE_MAX_SIZE
-
-               The maximum size of the constructed OF tree.
-
                OF_CPU - The proper name of the cpus node.
                OF_SOC - The proper name of the soc node.
                OF_TBCLK - The timebase frequency.
                OF_STDOUT_PATH - The path to the console device
 
+               boards with QUICC Engines require OF_QE to set UCC mac addresses
+
                CONFIG_OF_HAS_BD_T
 
                 * CONFIG_OF_LIBFDT - enables the "fdt bd_t" command
@@ -363,7 +361,7 @@ The following options need to be configured:
 
                CONFIG_OF_HAS_UBOOT_ENV
 
-                * CONFIG_OF_LIBFDT - enables the "fdt bd_t" command
+                * CONFIG_OF_LIBFDT - enables the "fdt env" command
                 * CONFIG_OF_FLAT_TREE - The resulting flat device tree
                     will have a copy of u-boot's environment variables
 
@@ -926,7 +924,7 @@ The following options need to be configured:
                (i.e. setenv videomode 317; saveenv; reset;)
 
                - "videomode=bootargs" all the video parameters are parsed
-               from the bootargs. (See drivers/videomodes.c)
+               from the bootargs. (See drivers/video/videomodes.c)
 
 
                CONFIG_VIDEO_SED13806
@@ -1355,7 +1353,7 @@ The following options need to be configured:
                CONFIG_FSL_I2C
 
                Define this option if you want to use Freescale's I2C driver in
-               drivers/fsl_i2c.c.
+               drivers/i2c/fsl_i2c.c.
 
 
 - SPI Support: CONFIG_SPI
@@ -1379,14 +1377,23 @@ The following options need to be configured:
                SPI configuration items (port pins to use, etc). For
                an example, see include/configs/sacsng.h.
 
-- FPGA Support: CONFIG_FPGA_COUNT
+- FPGA Support: CONFIG_FPGA
 
-               Specify the number of FPGA devices to support.
+               Enables FPGA subsystem.
 
-               CONFIG_FPGA
+               CONFIG_FPGA_<vendor>
 
-               Used to specify the types of FPGA devices.  For example,
-               #define CONFIG_FPGA  CFG_XILINX_VIRTEX2
+               Enables support for specific chip vendors.
+               (ALTERA, XILINX)
+
+               CONFIG_FPGA_<family>
+
+               Enables support for FPGA family.
+               (SPARTAN2, SPARTAN3, VIRTEX2, CYCLONE2, ACEX1K, ACEX)
+
+               CONFIG_FPGA_COUNT
+
+               Specify the number of FPGA devices to support.
 
                CFG_FPGA_PROG_FEEDBACK
 
@@ -2123,7 +2130,7 @@ to save the current settings.
        to be a good choice since it makes it far enough from the
        start of the data area as well as from the stack pointer.
 
-Please note that the environment is read-only as long as the monitor
+Please note that the environment is read-only until the monitor
 has been relocated to RAM and a RAM copy of the environment has been
 created; also, when using EEPROM you will have to use getenv_r()
 until then to read environment variables.
@@ -2271,6 +2278,10 @@ Low Level (hardware related) configuration options:
                enable I2C microcode relocation patch (MPC8xx);
                define relocation offset in DPRAM [DSP2]
 
+- CFG_SMC_UCODE_PATCH, CFG_SMC_DPMEM_OFFSET [0x1FC0]:
+               enable SMC microcode relocation patch (MPC8xx);
+               define relocation offset in DPRAM [SMC1]
+
 - CFG_SPI_UCODE_PATCH, CFG_SPI_DPMEM_OFFSET [0x1FC0]:
                enable SPI microcode relocation patch (MPC8xx);
                define relocation offset in DPRAM [SCC4]