On 07/04/2014 08:03 AM, Ivan Khoronzhuk wrote:

Add script to automate NAND flash process. As for now the board has two burn scripts - burn to boot from SPI NOR flash and burn to boot from AEMIF NAND flash, rename burn_uboot script to burn_uboot_spi. Also update README to contain NAND burn U-boot process description.

Signed-off-by: Ivan Khoronzhukivan.khoronzhuk@ti.com

board/ti/k2hk_evm/README | 28 +++++++++++++++++++++++++++- include/configs/k2hk_evm.h | 4 +++- 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/board/ti/k2hk_evm/README b/board/ti/k2hk_evm/README index bfeb05b..7426b8d 100644 --- a/board/ti/k2hk_evm/README +++ b/board/ti/k2hk_evm/README @@ -38,11 +38,13 @@ board configuration file: include/configs/k2hk_evm.h

Supported boot modes:

• SPI NOR boot

• • AEMIF NAND boot

  Supported image formats:-

  • u-boot.bin: for loading and running u-boot.bin through Texas instruments code composure studio (CCS)
  • u-boot-spi.gph: gpimage for programming SPI NOR flash for SPI NOR boot
• • u-boot-nand.gph: gpimage for programming AEMIF NAND flash for NAND boot

  Build instructions:

@@ -55,6 +57,10 @@ To build u-boot-spi.gph >make k2hk_evm_config >make u-boot-spi.gph

+To build u-boot-nand.gph +>make k2hk_evm_config +>make u-boot-nand.gph

• Load and Run U-Boot on K2HK EVM using CCS

@@ -115,8 +121,28 @@ instructions:- 5. At the U-Boot console type following to setup u-boot environment variables. setenv addr_uboot 0x87000000 setenv filesize<size in hex of u-boot-spi.gph rounded to hex 0x10000>

• run burn_uboot

• run burn_uboot_spi Once u-boot prompt is available, Power OFF the EVM. Set the SW1 dip switch to "SPI Little Endian Boot mode" as per instruction at http://processors.wiki.ti.com/index.php/EVMK2H_Hardware_Setup. 6. Power ON the EVM. The EVM now boots with u-boot image on the NOR flash.

+AEMIF NAND Flash programming instructions +====================================== +U-Boot image can be flashed to first 1024KB of the NAND flash using following +instructions:-

+1. Start CCS and run U-boot as described above. +2. Suspend Target. Select Run -> Suspend from top level menu

• CortexA15_1 (Free Running)"

+3. Load u-boot-nand.gph binary from build folder on to DDR address 0x87000000

• through CCS as described in step 2 of "Load and Run U-Boot on K2HK EVM
• using CCS", but using address 0x87000000.

+4. Free Run the target as desribed earlier (step 4) to get u-boot prompt +5. At the U-Boot console type following to setup u-boot environment variables.

• setenv filesize<size in hex of u-boot-nand.gph rounded to hex 0x10000>
• run burn_uboot_nand
• Once u-boot prompt is available, Power OFF the EVM. Set the SW1 dip switch
• to "ARM NAND Boot mode" as per instruction at
• http://processors.wiki.ti.com/index.php/EVMK2H_Hardware_Setup.

+6. Power ON the EVM. The EVM now boots with u-boot image on the NAND flash. diff --git a/include/configs/k2hk_evm.h b/include/configs/k2hk_evm.h index 3f87741..63e0249 100644 --- a/include/configs/k2hk_evm.h +++ b/include/configs/k2hk_evm.h @@ -221,8 +221,10 @@ "get_mon_net=dhcp ${addr_mon} ${tftp_root}/${name_mon}\0" \ "get_mon_ubi=ubifsload ${addr_mon} ${name_mon}\0" \ "get_uboot_net=dhcp ${addr_uboot} ${tftp_root}/${name_uboot}\0" \

• "burn_uboot=sf probe; sf erase 0 0x100000; " \

• "burn_uboot_spi=sf probe; sf erase 0 0x100000; " \ "sf write ${addr_uboot} 0 ${filesize}\0" \
• "burn_uboot_nand=nand erase 0 0x100000; " \

• "nand write ${addr_uboot} 0 ${filesize}\0"		\
  

  "args_all=setenv bootargs console=ttyS0,115200n8 rootwait=1\0" \ "args_ubi=setenv bootargs ${bootargs} rootfstype=ubifs " \ "root=ubi0:rootfs rootflags=sync rw ubi.mtd=2,2048\0" \

Acked-by: Murali Karicheri m-karicheri2@ti.com