[U-Boot] [PATCH v3 08/11] am335x: configs: Use ISW_ENTRY_ADDR to set SPL_TEXT_BASE

Andrew F. Davis afd at ti.com
Tue Aug 30 20:20:59 CEST 2016


On 08/26/2016 12:01 AM, Lokesh Vutla wrote:
> 
> 
> On Friday 26 August 2016 03:15 AM, Andrew F. Davis wrote:
>> The SPL load address changes based on boot time in HS devices,
>> ISW_ENTRY_ADDR is used to set this address for AM43xx based SoCs
>> for similar reasons. Add this same logic for AM33xx devices.
>>
>> Signed-off-by: Andrew F. Davis <afd at ti.com>
>> ---
>>  include/configs/ti_am335x_common.h | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/include/configs/ti_am335x_common.h b/include/configs/ti_am335x_common.h
>> index a0a60d4..52f4ed6 100644
>> --- a/include/configs/ti_am335x_common.h
>> +++ b/include/configs/ti_am335x_common.h
>> @@ -57,7 +57,7 @@
>>   * supports X-MODEM loading via UART, and we leverage this and then use
>>   * Y-MODEM to load u-boot.img, when booted over UART.
>>   */
>> -#define CONFIG_SPL_TEXT_BASE		0x402F0400
>> +#define CONFIG_SPL_TEXT_BASE		CONFIG_ISW_ENTRY_ADDR
> 
> Please include the below change as well or else am33xx gp boot might
> break as fefault address is different.
> 
> diff --git a/arch/arm/cpu/armv7/am33xx/Kconfig
> b/arch/arm/cpu/armv7/am33xx/Kconfig
> index dc51e9b..3a48664 100644
> --- a/arch/arm/cpu/armv7/am33xx/Kconfig
> +++ b/arch/arm/cpu/armv7/am33xx/Kconfig
> @@ -22,7 +22,8 @@ config ISW_ENTRY_ADDR
>  	  point address depending on the device type
>  	  (secure/non-secure), boot media (xip/non-xip) and
>  	  image headers.
> -	default 0x402F4000
> +	default 0x402F4000 if AM43XX
> +	default 0x402F0400 if AM33XX
> 

Good eye, for some reason I mistook them for the same value, will fix.

>  config PUB_ROM_DATA_SIZE
>  	hex "Size in bytes of the L3 SRAM reserved by ROM to store data"
> 
> 
> Thanks and regards,
> Lokesh
> 
>>  #define CONFIG_SPL_MAX_SIZE		(0x4030B800 - CONFIG_SPL_TEXT_BASE)
>>  #define CONFIG_SYS_SPL_ARGS_ADDR	(CONFIG_SYS_SDRAM_BASE + \
>>  					 (128 << 20))
>>


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