[PATCH linux dev4.7 v2 0/9] aspeed-smc: add support for AST2500 and DMA transfers

Joel Stanley joel at jms.id.au
Fri Oct 21 17:35:06 AEDT 2016


On Fri, Oct 21, 2016 at 4:14 PM, Cédric Le Goater <clg at kaod.org> wrote:
> Hello,
>
> This patchset adds to the current aspeed SMC driver the register
> settings enabling support for the AST2500. Some initial work is done
> on the segment registers to provide a better configuration of the
> mapping windows on the flash modules but this area clearly needs more
> work to be solid.
>
> Also, a first version of DMA read/write is provided. But the speed
> results are not very satisfying so they are disabled by default. You
>
> Thanks,
>
> C.
>
> Changes since v1:
>
>  - included a first revert of the current driver
>  - merged all the difference in one patch to be sent to mainline
>  - added a pinctrl fix for the witherspoon.

Series applied to dev-4.7 as of d676d5ee0e1b3b5e774c2d61d2c9a760f5df78b0.

Cheers,

Joel

>
> Cédric Le Goater (6):
>   Revert "mtd/spi-nor: Add SPI memory controllers for Aspeed SoCs"
>   mtd/spi-nor: Add SPI memory controllers for Aspeed SoCs
>   ARM: dts: aspeed-g5: update ast2500 evb with new spi-nor binding
>   mtd: spi-nor: aspeed: add DMA support to smc controller
>   ARM: dts: aspeed: update SMC controller nodes supporting DMAs
>   ARM: dts: witherspoon: use spi1debug pinctrl group
>
> Milton Miller (3):
>   mtd: spi-nor: Add Micronix mx66l1g45g spi flash
>   ARM: dts: aspeed-g5: update for new spi-nor binding
>   ARM: dts: aspeed-g5: update witherspoon for new spi-nor binding
>
>  .../devicetree/bindings/mtd/aspeed-smc.txt         |  37 +-
>  arch/arm/boot/dts/aspeed-ast2500-evb.dts           |  28 +-
>  arch/arm/boot/dts/aspeed-bmc-opp-palmetto.dts      |   2 +
>  arch/arm/boot/dts/aspeed-bmc-opp-witherspoon.dts   |  31 +-
>  arch/arm/boot/dts/aspeed-g5.dtsi                   |  65 ++
>  drivers/mtd/spi-nor/aspeed-smc.c                   | 655 +++++++++++++++++----
>  drivers/mtd/spi-nor/spi-nor.c                      |   1 +
>  7 files changed, 665 insertions(+), 154 deletions(-)
>
> --
> 2.7.4
>


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