[U-Boot] [PATCH v2 05/13] sunxi: add config for SPL at 0x20000 on H6

[Icenowy Zheng]

于 2018年7月24日 GMT+08:00 下午4:34:52, Maxime Ripard <maxime.ripard at bootlin.com> 写到:
>On Sat, Jul 21, 2018 at 04:20:24PM +0800, Icenowy Zheng wrote:
>> On the new Allwinner H6 SoC, the SRAM A2 address (SPL load address)
>is
>> at 0x20000, which is different with any old Allwinner SoCs.
>> 
>> Add SPL position and size configuration for this.
>> 
>> Signed-off-by: Icenowy Zheng <icenowy at aosc.io>
>> Reviewed-by: Andre Przywara <andre.przywara at arm.com>
>> ---
>> Changes in v2:
>> - Added Andre's Reviewed-by tag.
>> 
>>  include/configs/sunxi-common.h | 5 +++++
>>  1 file changed, 5 insertions(+)
>> 
>> diff --git a/include/configs/sunxi-common.h
>b/include/configs/sunxi-common.h
>> index 1b5daa8928..4db770d69d 100644
>> --- a/include/configs/sunxi-common.h
>> +++ b/include/configs/sunxi-common.h
>> @@ -199,6 +199,11 @@
>>  #else
>>  #define LOW_LEVEL_SRAM_STACK		0x00018000
>>  #endif /* !CONFIG_ARM64 */
>> +#elif CONFIG_SUNXI_SRAM_ADDRESS == 0x20000
>> +#define CONFIG_SPL_TEXT_BASE		0x20060		/* sram start+header */
>> +#define CONFIG_SPL_MAX_SIZE		0x7fa0		/* 32 KiB */
>> +/* end of SRAM A2 on H6 for now */
>> +#define LOW_LEVEL_SRAM_STACK		0x00118000
>
>Can't we move those options to Kconfig, and deal with those changes
>there instead?

It's possible, but not any cleaner.

It will still be a hugh set of default xxx if xxx.

>
>Maxime