[PATCH 0/4] arm64: dts: ti: j721e: Add HyperFlash support

Vaishnav Achath vaishnav.a at ti.com
Sat May 13 05:35:18 PDT 2023


Hi,

On 05/05/23 19:44, Vaishnav Achath wrote:
> This series adds hyperflash support for J721E. J721E SoC has HyperBus
> and OSPI controller muxed within the FSS subsystem and the J721E SoM
> has a 64 MiB S28 OSPI flash and a 64 MiB Hyperflash present which is
> muxed externally also.

I have sent a v2 of this series with feedback addressed from a similar
series and also adding the hyperflash partitions:

https://lore.kernel.org/all/20230513123313.11462-1-vaishnav.a@ti.com/

Thanks and Regards,
Vaishnav

> 
> * Patch 1/4 adds the hyperbus controller nodes and fixes DT compile
> warnings.
> * Patch 2/4 adds the hyperflash support in the SoM DTS.
> * Patch 3 and 4/4 enables the pinmux for external mux that selects
> between hyperflash or OSPI NOR flash, this is done for J7200 and 
> J721E platforms since it is required in U-Boot and helps keep the
> DT in sync.
> 
> Patch 1/4 depends on the following patch:
> https://lore.kernel.org/all/20230424184810.29453-1-afd@ti.com/
> 
> Patch 3 depends on the below fix for pinmux offsets in J7200:
> https://lore.kernel.org/all/20230419040007.3022780-2-u-kumar1@ti.com/
> 
> Bootlog and basic hyperflash erase-write-read test:
> https://gist.github.com/vaishnavachath/be652108f3e360f1e2d41b499df844ef
> 
> Thanks and Regards,
> Vaishnav
> 
> Vaishnav Achath (4):
>   arm64: dts: ti: k3-j721e-mcu-wakeup: Add HyperBus node
>   arm64: dts: ti: k3-j721e-som-p0: Add HyperFlash node
>   arm64: dts: ti: k3-j7200-common-proc-board: Add OSPI/Hyperflash select
>     pinmux
>   arm64: dts: ti: k3-j721e-common-proc-board: Add OSPI/Hyperflash select
>     pinmux
> 
>  .../dts/ti/k3-j7200-common-proc-board.dts     | 11 ++++++
>  .../dts/ti/k3-j721e-common-proc-board.dts     | 11 ++++++
>  .../boot/dts/ti/k3-j721e-mcu-wakeup.dtsi      | 25 +++++++++++--
>  arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi   | 35 +++++++++++++++++++
>  4 files changed, 80 insertions(+), 2 deletions(-)
> 



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