[PATCH v5 0/6] arm64: ti: k3-am62: Add display support

Nishanth Menon nm at ti.com
Wed Aug 9 07:40:05 PDT 2023


On 14:15-20230809, Aradhya Bhatia wrote:
> Hi all,
> 
> The patch series adds DT nodes for Display SubSystem (DSS) and other
> peripherals required to enable the HDMI audio and video on the AM625 SK,
> AM62-LP SK, as well as the AM625 based Beagle-Play platforms. An HDMI
> monitor can be connected to the boards for the audio/video outputs.
> 
> The series adding the compatible and basic driver support[0] is in the
> drm-misc-next and linux-next queues and is expected to be in the
> mainline by v6.6-rc1. Patch 5/6 also requires Nishanth Menon's patch[1]
> that introduces debounce select mux macros. This patch too is not in
> v6.5-rc1 but has been picked up in ti-next[2] and hence, is present in
> linux-next.
> 
> Patches 4 and 5 have been picked up from TI's vendor tree[3] based off
> linux-kernel v6.1.
> 
> Regards
> Aradhya
> 
> Change Log:
> V4 -> V5:
>   - Cosmetic changes as suggested by Jayesh.
>   - Fixed the mis-represented DSS VP1 clock, and added a
>     fixed-factor-clock.
> 
> V3 -> V4:
>   - Added "Fixes" tag for patch 1/6.
>   - Rebased to linux-next.
>   - Enabled display at board level and disabled at SoC level.
>   - Dropped OLDI pinmux configuration as OLDI output comes directly from
>     the SoC and muxing is not required.
>   - Squashed DSS pinmux patches into their platform specific HDMI
>     support patches, because it did not make sense to have only one set
>     of pinmux config separated in a patch.
> 
> V2 -> V3:
>   - Updated the compatible from "ti,am65x-dss" to "ti,am625-dss".
>   - Peripheral nodes like HDMI TX, HDMI connector are now added to
>     k3-am62x-sk-common.dtsi instead of k3-am625-sk.dts, in order to
>     support AM62-LP SK-EVM as well.
>   - Dropped the HDMI master clock node as it is not connected on the
>     EVM, and should not have been added in the first place.
>   - Re-worded and Re-ordered commits.
>   - Dropped Rahul Ravikumar's R-bs because of the changes.
>   - Added AM625 based Beagle-Play for HDMI support.
>   - Added HDMI audio support as well.
> 
> V1 -> V2:
>  - Removed repetitive data in dss_ports
> 
> V4: https://lore.kernel.org/all/20230807153307.22174-1-a-bhatia1@ti.com/
> V3: https://lore.kernel.org/all/20230728173438.12995-1-a-bhatia1@ti.com/
> V2: https://lore.kernel.org/all/20220505134303.23208-1-a-bhatia1@ti.com/
> V1: https://lore.kernel.org/all/20220427090850.32280-1-a-bhatia1@ti.com/
> 
> [0]: https://lore.kernel.org/all/20230616150900.6617-1-a-bhatia1@ti.com/
> [1]: https://lore.kernel.org/all/20230619131620.3286650-1-nm@ti.com/
> [2]: https://git.kernel.org/pub/scm/linux/kernel/git/ti/linux.git/commit/?id=0bec3d7ecc7493b0e530f6f34539841ef6779006
> [3]: https://git.ti.com/cgit/ti-linux-kernel/ti-linux-kernel/log/?h=ti-linux-6.1.y-cicd
> 
> 
> Aradhya Bhatia (4):
>   arm64: dts: ti: k3-am62x-sk-common: Update main-i2c1 frequency
>   arm64: dts: ti: k3-am62-main: Add node for DSS
>   arm64: dts: ti: k3-am62x-sk-common: Add HDMI support
>   arm64: defconfig: Enable ITE_IT66121 HDMI transmitter
> 
> Jai Luthra (1):
>   arm64: dts: ti: am62x-sk: Add overlay for HDMI audio
> 
> Nishanth Menon (1):
>   arm64: dts: ti: k3-am625-beagleplay: Add HDMI support
> 
>  arch/arm64/boot/dts/ti/Makefile               |   3 +
>  arch/arm64/boot/dts/ti/k3-am62-main.dtsi      |  25 +++
>  arch/arm64/boot/dts/ti/k3-am62.dtsi           |   8 +
>  .../arm64/boot/dts/ti/k3-am625-beagleplay.dts | 150 ++++++++++++++++++
>  .../arm64/boot/dts/ti/k3-am62x-sk-common.dtsi |  93 ++++++++++-
>  .../boot/dts/ti/k3-am62x-sk-hdmi-audio.dtso   |  40 +++++
>  arch/arm64/configs/defconfig                  |   1 +
>  7 files changed, 319 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm64/boot/dts/ti/k3-am62x-sk-hdmi-audio.dtso
> 
> 
> base-commit: 71cd4fc492ec41e4acd85e98bbf7a13753fc1e03
> -- 
> 2.40.1
> 

Can you help cleanup the following before we start introducing new oldi
and dss support? I am not sure if these were introduced due to yaml
updates or something pre-existing.

linux/build/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-m2.dtb: dss-oldi-io-ctrl at 41e0: compatible: 'anyOf' conditional failed, one must be fixed:
linux/build/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dtb: dss-oldi-io-ctrl at 41e0: compatible: 'anyOf' conditional failed, one must be fixed:
linux/build/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic-pg2.dtb: dss-oldi-io-ctrl at 41e0: compatible: 'anyOf' conditional failed, one must be fixed:
linux/build/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-pg2.dtb: dss-oldi-io-ctrl at 41e0: compatible: 'anyOf' conditional failed, one must be fixed:
linux/build/arch/arm64/boot/dts/ti/k3-am654-base-board.dtb: dss-oldi-io-ctrl at 41e0: compatible: 'anyOf' conditional failed, one must be fixed:
linux/build/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced.dtb: dss-oldi-io-ctrl at 41e0: compatible: 'anyOf' conditional failed, one must be fixed:

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D



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