Re: [PATCH v8 00/11] Add i.MX91 platform support

[Ulf Hansson <ulf.hansson@linaro.org>]

On Wed, 6 Aug 2025 at 13:42, Joy Zou <joy.zou@nxp.com> wrote:
>
> The design of i.MX91 platform is very similar to i.MX93.
> Extracts the common parts in order to reuse code.
>
> The mainly difference between i.MX91 and i.MX93 is as follows:
> - i.MX91 removed some clocks and modified the names of some clocks.
> - i.MX91 only has one A core.
> - i.MX91 has different pinmux.
>
> ---
> Changes for v8:
> - add Reviewed-by tag for patch #2/3/4/5/6/7/8/9/11.
> - modify commit message for patch #10.
> - move imx91 before imx93 in Makefile for patch #6.
> - modify the commit message to keep wrap at 75 chars for patch #5.
> - Link to v7: https://lore.kernel.org/imx/20250728071438.2332382-1-joy.zou@nxp.com/
>
> Changes for v7:
> - Optimize i.MX91 num_clks hardcode with ARRAY_SIZE()for patch #10.
> - Add new patch in order to optimize i.MX93 num_clks hardcode
>   with ARRAY_SIZE() for patch #9.
> - remove this unused comments for patch #6.
> - align all pinctrl value to the same column for patch #6.
> - add aliases because remove aliases from common dtsi for patch #6.
> - remove fec property eee-broken-1000t from imx91 and imx93 board dts
>   for patch #6 and #7.
> - The aliases are removed from common.dtsi because the imx93.dtsi
>   aliases are removed for patch #4.
> - Add new patch that move aliases from imx93.dtsi to board dts for
>   patch #3.
> - These aliases aren't common, so need to drop in imx93.dtsi for patch #3.
> - Only add aliases using to imx93 board dts for patch #3.
> - patch #3 changes come from review comments:
>   https://lore.kernel.org/imx/4e8f2426-92a1-4c7e-b860-0e10e8dd886c@kernel.org/
> - add clocks constraints in the if-else branch for patch #2.
> - reorder the imx93 and imx91 if-else branch for patch #2.
> - patch #2 changes come from review comments:
>   https://lore.kernel.org/imx/urgfsmkl25woqy5emucfkqs52qu624po6rd532hpusg3fdnyg3@s5iwmhnfsi26/
> - add Reviewed-by tag for patch #2.
> - Link to v6: https://lore.kernel.org/imx/20250623095732.2139853-1-joy.zou@nxp.com/
>
> Changes for v6:
> - add changelog in per patch.
> - correct commit message spell for patch #1.
> - merge rename imx93.dtsi to imx91_93_common.dtsi and move i.MX93
>   specific part from imx91_93_common.dtsi to imx93.dtsi for patch #3.
> - modify the commit message for patch #3.
> - restore copyright time and add modification time for common dtsi for
>   patch #3.
> - remove unused map0 label in imx91_93_common.dtsi for patch #3.
> - remove tmu related node for patch #4.
> - remove unused regulators and pinctrl settings for patch #5.
> - add new modification for aliases change patch #6.
> - Link to v5: https://lore.kernel.org/imx/20250613100255.2131800-1-joy.zou@nxp.com/
>
> Changes for v5:
> - rename imx93.dtsi to imx91_93_common.dtsi.
> - move imx93 specific part from imx91_93_common.dtsi to imx93.dtsi.
> - modify the imx91.dtsi to use imx91_93_common.dtsi.
> - add new the imx93-blk-ctrl binding and driver patch for imx91 support.
> - add new net patch for imx91 support.
> - change node name codec and lsm6dsm into common name audio-codec and
>   inertial-meter, and add BT compatible string for imx91 board dts.
> - Link to v4: https://lore.kernel.org/imx/20250121074017.2819285-1-joy.zou@nxp.com/
>
> Changes for v4:
> - Add one imx93 patch that add labels in imx93.dtsi
> - modify the references in imx91.dtsi
> - modify the code alignment
> - remove unused newline
> - delete the status property
> - align pad hex values
> - Link to v3: https://lore.kernel.org/imx/20241120094945.3032663-1-pengfei.li_1@nxp.com/
>
> Changes for v3:
> - Add Conor's ack on patch #1
> - format imx91-11x11-evk.dts with the dt-format tool
> - add lpi2c1 node
> - Link to v2: https://lore.kernel.org/imx/20241118051541.2621360-1-pengfei.li_1@nxp.com/
>
> Changes for v2:
> - change ddr node pmu compatible
> - remove mu1 and mu2
> - change iomux node compatible and enable 91 pinctrl
> - refine commit message for patch #2
> - change hex to lowercase in pinfunc.h
> - ordering nodes with the dt-format tool
> - Link to v1: https://lore.kernel.org/imx/20241108022703.1877171-1-pengfei.li_1@nxp.com/
>
> Joy Zou (10):
>   dt-bindings: soc: imx-blk-ctrl: add i.MX91 blk-ctrl compatible
>   arm64: dts: freescale: move aliases from imx93.dtsi to board dts
>   arm64: dts: freescale: rename imx93.dtsi to imx91_93_common.dtsi and
>     modify them
>   arm64: dts: imx91: add i.MX91 dtsi support
>   arm64: dts: freescale: add i.MX91 11x11 EVK basic support
>   arm64: dts: imx93-11x11-evk: remove fec property eee-broken-1000t
>   arm64: defconfig: enable i.MX91 pinctrl
>   pmdomain: imx93-blk-ctrl: use ARRAY_SIZE() instead of hardcode number
>   pmdomain: imx93-blk-ctrl: mask DSI and PXP PD domain register on
>     i.MX91
>   net: stmmac: imx: add i.MX91 support
>
> Pengfei Li (1):
>   dt-bindings: arm: fsl: add i.MX91 11x11 evk board
>
>  .../devicetree/bindings/arm/fsl.yaml          |    6 +
>  .../soc/imx/fsl,imx93-media-blk-ctrl.yaml     |   59 +-
>  arch/arm64/boot/dts/freescale/Makefile        |    1 +
>  .../boot/dts/freescale/imx91-11x11-evk.dts    |  674 ++++++++
>  arch/arm64/boot/dts/freescale/imx91-pinfunc.h |  770 +++++++++
>  arch/arm64/boot/dts/freescale/imx91.dtsi      |   71 +
>  .../{imx93.dtsi => imx91_93_common.dtsi}      |  176 +-
>  .../boot/dts/freescale/imx93-11x11-evk.dts    |   20 +-
>  .../boot/dts/freescale/imx93-14x14-evk.dts    |   15 +
>  .../boot/dts/freescale/imx93-9x9-qsb.dts      |   18 +
>  .../dts/freescale/imx93-kontron-bl-osm-s.dts  |   21 +
>  .../dts/freescale/imx93-phyboard-nash.dts     |   21 +
>  .../dts/freescale/imx93-phyboard-segin.dts    |    9 +
>  .../freescale/imx93-tqma9352-mba91xxca.dts    |   11 +
>  .../freescale/imx93-tqma9352-mba93xxca.dts    |   25 +
>  .../freescale/imx93-tqma9352-mba93xxla.dts    |   25 +
>  .../dts/freescale/imx93-var-som-symphony.dts  |   17 +
>  arch/arm64/boot/dts/freescale/imx93.dtsi      | 1512 ++---------------
>  arch/arm64/configs/defconfig                  |    1 +
>  .../net/ethernet/stmicro/stmmac/dwmac-imx.c   |    2 +
>  drivers/pmdomain/imx/imx93-blk-ctrl.c         |   23 +-
>  21 files changed, 1938 insertions(+), 1539 deletions(-)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx91-11x11-evk.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/imx91-pinfunc.h
>  create mode 100644 arch/arm64/boot/dts/freescale/imx91.dtsi
>  copy arch/arm64/boot/dts/freescale/{imx93.dtsi => imx91_93_common.dtsi} (90%)
>  rewrite arch/arm64/boot/dts/freescale/imx93.dtsi (97%)
>

Patch2, 9 and 10 applied for next on my pmdomain tree, thanks!

Note, patch2 (dt change) is also available on my immutable dt branch,
for SoC maintainers to pull-in.

Kind regards
Uffe