README: document more SPL config options

Signed-off-by: Tom Rini <trini@ti.com>

README

@@ -2464,11 +2464,29 @@ FIT uImage format:
 		CONFIG_SPL
 		Enable building of SPL globally.
 
+		CONFIG_SPL_LDSCRIPT
+		LDSCRIPT for linking the SPL binary.
+
+		CONFIG_SPL_MAX_SIZE
+		Maximum binary size (text, data and rodata) of the SPL binary.
+
 		CONFIG_SPL_TEXT_BASE
 		TEXT_BASE for linking the SPL binary.
 
-		CONFIG_SPL_LDSCRIPT
-		LDSCRIPT for linking the SPL binary.
+		CONFIG_SPL_BSS_START_ADDR
+		Link address for the BSS within the SPL binary.
+
+		CONFIG_SPL_BSS_MAX_SIZE
+		Maximum binary size of the BSS section of the SPL binary.
+
+		CONFIG_SPL_STACK
+		Adress of the start of the stack SPL will use
+
+		CONFIG_SYS_SPL_MALLOC_START
+		Starting address of the malloc pool used in SPL.
+
+		CONFIG_SYS_SPL_MALLOC_SIZE
+		The size of the malloc pool used in SPL.
 
 		CONFIG_SPL_LIBCOMMON_SUPPORT
 		Support for common/libcommon.o in SPL binary
@@ -2485,6 +2503,45 @@ FIT uImage format:
 		CONFIG_SPL_MMC_SUPPORT
 		Support for drivers/mmc/libmmc.o in SPL binary
 
+		CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR,
+		CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS,
+		CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION
+		Address, size and partition on the MMC to load U-Boot from
+		when the MMC is being used in raw mode.
+
+		CONFIG_SPL_FAT_SUPPORT
+		Support for fs/fat/libfat.o in SPL binary
+
+		CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME
+		Filename to read to load U-Boot when reading from FAT
+
+		CONFIG_SPL_NAND_SIMPLE
+		Support for drivers/mtd/nand/libnand.o in SPL binary
+
+		CONFIG_SYS_NAND_5_ADDR_CYCLE, CONFIG_SYS_NAND_PAGE_COUNT,
+		CONFIG_SYS_NAND_PAGE_SIZE, CONFIG_SYS_NAND_OOBSIZE,
+		CONFIG_SYS_NAND_BLOCK_SIZE, CONFIG_SYS_NAND_BAD_BLOCK_POS,
+		CONFIG_SYS_NAND_ECCPOS, CONFIG_SYS_NAND_ECCSIZE,
+		CONFIG_SYS_NAND_ECCBYTES
+		Defines the size and behavior of the NAND that SPL uses
+		to read U-Boot with CONFIG_SPL_NAND_SIMPLE
+
+		CONFIG_SYS_NAND_U_BOOT_OFFS
+		Location in NAND for CONFIG_SPL_NAND_SIMPLE to read U-Boot
+		from.
+
+		CONFIG_SYS_NAND_U_BOOT_START
+		Location in memory for CONFIG_SPL_NAND_SIMPLE to load U-Boot
+		to.
+
+		CONFIG_SYS_NAND_HW_ECC_OOBFIRST
+		Define this if you need to first read the OOB and then the
+		data. This is used for example on davinci plattforms.
+
+		CONFIG_SPL_OMAP3_ID_NAND
+		Support for an OMAP3-specific set of functions to return the
+		ID and MFR of the first attached NAND chip, if present.
+
 		CONFIG_SPL_SERIAL_SUPPORT
 		Support for drivers/serial/libserial.o in SPL binary
 
@@ -2494,9 +2551,6 @@ FIT uImage format:
 		CONFIG_SPL_SPI_SUPPORT
 		Support for drivers/spi/libspi.o in SPL binary
 
-		CONFIG_SPL_FAT_SUPPORT
-		Support for fs/fat/libfat.o in SPL binary
-
 		CONFIG_SPL_LIBGENERIC_SUPPORT
 		Support for lib/libgeneric.o in SPL binary
 
@@ -3344,11 +3398,6 @@ Low Level (hardware related) configuration options:
 		that is executed before the actual U-Boot. E.g. when
 		compiling a NAND SPL.
 
-- CONFIG_SYS_NAND_HW_ECC_OOBFIRST
-		define this, if you want to read first the oob data
-		and then the data. This is used for example on
-		davinci plattforms.
-
 - CONFIG_USE_ARCH_MEMCPY
   CONFIG_USE_ARCH_MEMSET
 		If these options are used a optimized version of memcpy/memset will