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authorWolfgang Denk <wd@denx.de>2012-01-05 16:38:50 +0100
committerWolfgang Denk <wd@denx.de>2012-01-05 16:38:50 +0100
commit145afab32c3a049bd646d2eede5f2feba08576c6 (patch)
tree52aba8f8d68626195027dc3dc190deef84895bfd /doc
parent72ebafbe2bd5044eecbfdaa132390a1421db25be (diff)
parenta747cc0a8c55d69a56a6db80a35cdb48c853447d (diff)
Merge branch 'master' of git://git.denx.de/u-boot-arm
* 'master' of git://git.denx.de/u-boot-arm: tegra2: Optimize out-of-tree build for Ventana. tegra: Move boards over to use arch-level board UART function tegra: Add support for UART init in cpu board.c tegra: Add a function mux feature tegra: add clock_ll_start_uart() to enable UART prior to reloc tegra: Move clock_early_init() to arch_cpu_init() tegra: Move cpu_init_cp15() to arch_cpu_init() arm: Tegra: Fix Harmony and Ventana builds in u-boot-tegra/master tegra: Fix build error in plutux, medcom tegra2: Add Avionic Design Medcom support. tegra2: Add Avionic Design Plutux support. tegra2: Add common Avionic Design Tamonten support. tegra2: Move tegra2_mmc_init() prototype to public header. tegra2: Change CONFIG_SYS_TEXT_BASE to 0x00108000. tegra2: Always build with USE_PRIVATE_LIBGCC=yes. tegra2: Plumb in SPI/UART switch code tegra2: spi: Support SPI / UART switch tegra2: Implement SPI / UART GPIO switch tegra2: Enable SPI environment on Seaboard tegra2: config: Enable SPI flash on Seaboard tegra2: spi: Add SPI driver for Tegra2 SOC tegra2: Add UARTB support tegra2: Tidy UART selection arm, davinci: Fix build warnings for cam_enc_4xx Devkit8000: Switch over to enable_gpmc_cs_config arm, davinci: Add support for generating AIS images to the Makefile mkimage: Fix variable length header support arm, da850evm: Add an SPL for SPI boot arm, davinci: Add SPL support for DA850 SoCs sf: Add spi_boot() to allow booting from SPI flash in an SPL spl: display_options.o is required for SPI flash support in SPL ARM: omap3: add support to Technexion twister board ARM: omap3: added common configuration for Technexion TAM3517 vision2: Fix checkpatch warning
Diffstat (limited to 'doc')
-rw-r--r--doc/README.SPL1
-rw-r--r--doc/README.davinci9
2 files changed, 10 insertions, 0 deletions
diff --git a/doc/README.SPL b/doc/README.SPL
index 89d24a720..f01a8bd91 100644
--- a/doc/README.SPL
+++ b/doc/README.SPL
@@ -65,3 +65,4 @@ CONFIG_SPL_NAND_SUPPORT (drivers/mtd/nand/libnand.o)
CONFIG_SPL_DMA_SUPPORT (drivers/dma/libdma.o)
CONFIG_SPL_POST_MEM_SUPPORT (post/drivers/memory.o)
CONFIG_SPL_NAND_LOAD (drivers/mtd/nand/nand_spl_load.o)
+CONFIG_SPL_SPI_LOAD (drivers/mtd/spi/spi_spl_load.o)
diff --git a/doc/README.davinci b/doc/README.davinci
index 5f1bdc836..aa7c85011 100644
--- a/doc/README.davinci
+++ b/doc/README.davinci
@@ -95,6 +95,15 @@ into the RAM.
The programmers and UBL are always released as part of any standard TI
software release associated with an SOC.
+Alternative boot method (DA850 EVM only):
+For the DA850 EVM an SPL (secondary program loader, see doc/README.SPL)
+is provided to load U-Boot directly from SPI flash. In this case, the
+SPL does the low level initialization that is otherwise done by the SPL.
+To build U-Boot with this SPL, do
+make da850evm_config
+make u-boot.ais
+and program the resulting u-boot.ais file to the SPI flash of the DA850 EVM.
+
Environment Variables
=====================