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From: Vaishnav Achath <vaishnav.a@ti.com>
To: <nm@ti.com>, <afd@ti.com>, <vigneshr@ti.com>, <kristo@kernel.org>,
	<robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>
Cc: <devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <u-kumar1@ti.com>,
	<vaishnav.a@ti.com>
Subject: [PATCH 0/4] arm64: dts: ti: j721e: Add HyperFlash support
Date: Fri, 5 May 2023 19:44:03 +0530	[thread overview]
Message-ID: <20230505141407.15134-1-vaishnav.a@ti.com> (raw)

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.

* 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(-)

-- 
2.17.1


             reply	other threads:[~2023-05-05 14:14 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-05-05 14:14 Vaishnav Achath [this message]
2023-05-05 14:14 ` [PATCH 1/4] arm64: dts: ti: k3-j721e-mcu-wakeup: Add HyperBus node Vaishnav Achath
2023-05-05 14:14 ` [PATCH 2/4] arm64: dts: ti: k3-j721e-som-p0: Add HyperFlash node Vaishnav Achath
2023-05-05 14:14 ` [PATCH 3/4] arm64: dts: ti: k3-j7200-common-proc-board: Add OSPI/Hyperflash select pinmux Vaishnav Achath
2023-05-05 14:14 ` [PATCH 4/4] arm64: dts: ti: k3-j721e-common-proc-board: " Vaishnav Achath
2023-05-13 12:35 ` [PATCH 0/4] arm64: dts: ti: j721e: Add HyperFlash support Vaishnav Achath

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