[PATCH v4 0/5] riscv: sifive/fu540: Enable SPI-NOR support

Rick Chen rickchen36 at gmail.com
Mon Apr 27 02:16:20 CEST 2020


Hi Jagan

> From: Jagan Teki [mailto:jagan at amarulasolutions.com]
> Sent: Saturday, April 25, 2020 7:09 PM
> To: Sagar Kadam; Rick Jian-Zhi Chen(陳建志)
> Cc: u-boot at lists.denx.de; Bin Meng; Bhargav Shah; linux-amarula at amarulasolutions.com
> Subject: Re: [PATCH v4 0/5] riscv: sifive/fu540: Enable SPI-NOR support
>
> On Fri, Apr 24, 2020 at 11:48 PM Sagar Kadam <sagar.kadam at sifive.com> wrote:
> >
> > Hello Jagan,
> >
> > > -----Original Message-----
> > > From: Jagan Teki <jagan at amarulasolutions.com>
> > > Sent: Thursday, April 23, 2020 10:31 PM
> > > To: u-boot at lists.denx.de
> > > Cc: Rick Chen <rick at andestech.com>; Bin Meng <bmeng.cn at gmail.com>;
> > > Bhargav Shah <bhargavshah1988 at gmail.com>; Sagar Kadam
> > > <sagar.kadam at sifive.com>; linux-amarula at amarulasolutions.com; Jagan
> > > Teki <jagan at amarulasolutions.com>
> > > Subject: [PATCH v4 0/5] riscv: sifive/fu540: Enable SPI-NOR support
> > >
> > > [External Email] Do not click links or attachments unless you
> > > recognize the sender and know the content is safe
> > >
> > > This is series v4 for SPI-NOR support on SiFive FU540 platform with
> > > HiFive Unleashed board.
> > >
> > > Here is the previous version changes[1].
> > >
> > > All patches on top of u-boot-spi/master.
> > >
> >
> > Thanks for posting v4 for spi-nor support.
> > Tested the series above u-boot-spi/master on HiFive Unleashed and was
> > able to verify it for both spi-nor and mmc Additionally just confirmed the opcodes nor is configured with post spi_nor_scan:
> > ======================================================
> > [QUAD mode in dt with spi-tx-bus-width: <4>]
> >  pp opcode      = 0x34 [QUAD MODE]
> >  read opcode  = 0x6c  [QUAD MODE]
> >  erase opcode = 0x21
> >
> > SPI-NOR:
> > 1. erase entire flash: Pass
> > 2. write entire flash: Pass
> > 3. read entire flash: Pass
> > 4. cmp 32MiB read back data: Pass
> > 5. MMC: Booted Linux and dtb from mmc (so as to confirm data integrity
> > from mmc)
> > =================================================================
> > [SPI MODE in dt with spi-tx-bus-width: <1>  ]
> > pp opcode     = 0x12 [SPI MODE]
> > read opcode  = 0xc   [SPI MODE]
> > erase opcode = 0x21
> >
> > SPI-NOR:
> > 1. erase entire flash: Pass
> > 2. write entire flash: Pass
> > 3. read entire flash: Pass
> > 4. cmp 32MiB read back data: Pass
> > 5. MMC: Booted Linux and dtb from mmc (so as to confirm data integrity
> > from mmc)
> >
> > Tested-by: Sagar Kadam <sagar.kadam at sifive.com>
>
> Thanks for detailed testing of Sagar, I will include these use cases on git log,so-that we can find proper info in future.
>
> Rick,
>
> I would like to pick this via u-boot-spi, let me know if you have any concerns, thanks!
>

I am OK with it.
You can pull it via u-boot-spi.

Thanks,
Rick

> Jagan.


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