From: Rob Herring <robh@kernel.org>
To: Michal Simek <michal.simek@xilinx.com>
Cc: monstr@monstr.eu, devicetree@vger.kernel.org,
Geert Uytterhoeven <geert+renesas@glider.be>,
linux-arm-kernel@lists.infradead.org,
Michael Walle <michael@walle.cc>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzk@kernel.org>,
Viresh Kumar <viresh.kumar@linaro.org>,
git@xilinx.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5] arm64: zynqmp: Add support for Xilinx Kria SOM board
Date: Mon, 27 Sep 2021 13:35:44 -0500 [thread overview]
Message-ID: <YVIPAGckmsYmrVv1@robh.at.kernel.org> (raw)
In-Reply-To: <1ba32590670434b650bacf6410a65579dd30b38b.1632294439.git.michal.simek@xilinx.com>
On Wed, 22 Sep 2021 09:07:32 +0200, Michal Simek wrote:
> There are couple of revisions of SOMs (k26) and associated carrier cards
> (kv260).
> SOM itself has two major versions:
> sm-k26 - SOM with EMMC
> smk-k26 - SOM without EMMC used on starter kit with preprogrammed firmware
> in QSPI.
>
> SOMs are describing only devices available on the SOM or connections which
> are described in specification (for example UART, fwuen).
>
> When SOM boots out of QSPI it uses limited number of peripherals defined by
> the specification and present in sm(k)-k26 dtses.
> Then a carrier card (CC) detection is happening and DT overlay is applied
> to brings new functionality. That's why DT overlays are used. The name is
> composed together with SOM name and CC name that's why DT overlays with
> these names are generated to make sure they can be used together.
>
> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
> ---
>
> Changes in v5:
> - Extend commit message.
>
> Changes in v4:
> - Remove ina260 and usb5744 nodes
> - Remove compatible string from overlays
>
> Changes in v3:
> - Fix led node name
> - Fix compatible string for xlnx,zynqmp-sk-kv260-revA/Y/Z
> - Fix headers alignment
> - Move USB3 PHY properties from DWC3 node to USB node - reported by Manish
> Narani
> - Change dtb names generated with dtbo
> - Fix emmc comment style
>
> Changes in v2:
> - Use sugar syntax - reported by Geert
> - Update copyright years
> - Fix SD3.0 comment alignment
> - Remove one newline from Makefile
>
> https://www.xilinx.com/products/som/kria.html
> Based on
> https://lore.kernel.org/r/cover.1628244703.git.michal.simek@xilinx.com
>
> ---
> .../devicetree/bindings/arm/xilinx.yaml | 16 +
> arch/arm64/boot/dts/xilinx/Makefile | 13 +
> .../boot/dts/xilinx/zynqmp-sck-kv-g-revA.dts | 315 ++++++++++++++++++
> .../boot/dts/xilinx/zynqmp-sck-kv-g-revB.dts | 298 +++++++++++++++++
> .../boot/dts/xilinx/zynqmp-sm-k26-revA.dts | 289 ++++++++++++++++
> .../boot/dts/xilinx/zynqmp-smk-k26-revA.dts | 21 ++
> 6 files changed, 952 insertions(+)
> create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revA.dts
> create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-sck-kv-g-revB.dts
> create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-sm-k26-revA.dts
> create mode 100644 arch/arm64/boot/dts/xilinx/zynqmp-smk-k26-revA.dts
>
Reviewed-by: Rob Herring <robh@kernel.org>
next prev parent reply other threads:[~2021-09-27 18:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-22 7:07 [PATCH v5] arm64: zynqmp: Add support for Xilinx Kria SOM board Michal Simek
2021-09-27 18:35 ` Rob Herring [this message]
2021-09-29 11:48 ` Michal Simek
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