[PATCH v7 18/22] configs: fu540: Add config options for U-Boot SPL

[Pragnesh Patel]

HI Bin,

>-----Original Message-----
>From: Bin Meng <bmeng.cn at gmail.com>
>Sent: 02 May 2020 18:26
>To: Pragnesh Patel <pragnesh.patel at sifive.com>
>Cc: U-Boot Mailing List <u-boot at lists.denx.de>; Atish Patra
><atish.patra at wdc.com>; Palmer Dabbelt <palmerdabbelt at google.com>; Paul
>Walmsley <paul.walmsley at sifive.com>; Jagan Teki
><jagan at amarulasolutions.com>; Troy Benjegerdes
><troy.benjegerdes at sifive.com>; Anup Patel <anup.patel at wdc.com>; Sagar
>Kadam <sagar.kadam at sifive.com>; Rick Chen <rick at andestech.com>; Palmer
>Dabbelt <palmer at dabbelt.com>
>Subject: Re: [PATCH v7 18/22] configs: fu540: Add config options for U-Boot
>SPL
>
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>
>Hi Pragnesh,
>
>On Sat, May 2, 2020 at 6:08 PM Pragnesh Patel <pragnesh.patel at sifive.com>
>wrote:
>>
>> With sifive_fu540_defconfig:
>>
>> User can use FSBL or u-boot-spl.bin anyone at a time.
>>
>> For FSBL,
>> fsbl->fw_payload.bin (opensbi + U-Boot)
>>
>> For u-boot-spl.bin,
>> u-boot-spl.bin->FIT image (opensbi + U-Boot + dtb)
>>
>> U-Boot SPL will be loaded by ZSBL from SD card (replace fsbl.bin with
>> u-boot-spl.bin) and runs in L2 LIM in machine mode and then load FIT
>> image u-boot.itb from SD card into RAM.
>>
>> U-Boot SPL expects u-boot.itb FIT image at the starting of SD card
>> sector number (0x822) of GUID type "2E54B353-1271-4842-806F-
>E436D6AF6985"
>>
>> Signed-off-by: Pragnesh Patel <pragnesh.patel at sifive.com>
>> ---
>>  configs/sifive_fu540_defconfig | 9 +++++++++
>>  1 file changed, 9 insertions(+)
>>
>> diff --git a/configs/sifive_fu540_defconfig
>> b/configs/sifive_fu540_defconfig index f805aacc7a..30fac8996b 100644
>> --- a/configs/sifive_fu540_defconfig
>> +++ b/configs/sifive_fu540_defconfig
>> @@ -1,6 +1,12 @@
>>  CONFIG_RISCV=y
>> +CONFIG_SPL_GPIO_SUPPORT=y
>> +CONFIG_SYS_MALLOC_F_LEN=0x3000
>>  CONFIG_ENV_SIZE=0x20000
>> +CONFIG_SPL_MMC_SUPPORT=y
>>  CONFIG_NR_DRAM_BANKS=1
>> +CONFIG_SPL=y
>> +CONFIG_SPL_SPI_SUPPORT=y
>> +CONFIG_SPL_PAYLOAD="u-boot.itb"
>>  CONFIG_TARGET_SIFIVE_FU540=y
>>  CONFIG_ARCH_RV64I=y
>>  CONFIG_RISCV_SMODE=y
>> @@ -9,7 +15,10 @@ CONFIG_FIT=y
>>  CONFIG_MISC_INIT_R=y
>>  CONFIG_DISPLAY_CPUINFO=y
>>  CONFIG_DISPLAY_BOARDINFO=y
>> +CONFIG_SPL_SEPARATE_BSS=y
>> +CONFIG_SPL_YMODEM_SUPPORT=y
>
>Is this needed for SPL?

No, it's not needed. Will check and remove in v8.

>
>>  CONFIG_OF_BOARD_FIXUP=y
>>  CONFIG_DEFAULT_DEVICE_TREE="hifive-unleashed-a00"
>>  CONFIG_SYS_RELOC_GD_ENV_ADDR=y
>> +CONFIG_SPL_CLK=y
>>  CONFIG_DM_MTD=y
>
>Regards,
>Bin