[U-Boot] [U-boot] [Patch v2 3/3] k2hk_evm: add script to automate NAND flash process
Murali Karicheri
m-karicheri2 at ti.com
Mon Jul 7 18:01:54 CEST 2014
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 Khoronzhuk<ivan.khoronzhuk at 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 at ti.com>
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