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

[Jagan Teki]

On Sat, May 2, 2020 at 6:25 PM Bin Meng <bmeng.cn at gmail.com> wrote:
>
> 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"

This won't require.

> >  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?

Yes, it is required for mmc_spi to build on the SPL side.

riscv64-buildroot-linux-gnu-ld.bfd: drivers/built-in.o: in function
`mmc_spi_readdata':
u-boot/drivers/mmc/mmc_spi.c:157: undefined reference to `crc16_ccitt'
riscv64-buildroot-linux-gnu-ld.bfd: drivers/built-in.o: in function
`dm_mmc_spi_request':
u-boot/drivers/mmc/mmc_spi.c:368: undefined reference to `crc16_ccitt'

Jagan.