On 9/27/21 8:35 PM, Rob Herring wrote: > 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@xxxxxxxxxx> >> --- >> >> 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@xxxxxxxxxx >> >> --- >> .../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@xxxxxxxxxx> > Applied. M
