linux-kernel - Re: [PATCH v11 0/9] TI K3 M4F support on AM62 and AM64 SoCs

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Message-ID: <04bba41d-7e7f-4c3f-9f92-1b4165968c12@phytec.de>
Date: Mon, 19 Aug 2024 10:33:38 +0200
From: Wadim Egorov <w.egorov@...tec.de>
To: Andrew Davis <afd@...com>, Bjorn Andersson <andersson@...nel.org>, Mathieu
 Poirier <mathieu.poirier@...aro.org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
	Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>, Tero
 Kristo <kristo@...nel.org>, Philipp Zabel <p.zabel@...gutronix.de>, Hari
 Nagalla <hnagalla@...com>
CC: <linux-remoteproc@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v11 0/9] TI K3 M4F support on AM62 and AM64 SoCs



Am 02.08.24 um 17:21 schrieb Andrew Davis:
> Hello all,
> 
> This is the continuation of the M4F RProc support series from here[0].
> I'm helping out with the upstream task for Hari and so versions (v8+)
> is a little different than the previous(v7-) postings[0]. Most notable
> change I've introduced being the patches factoring out common support
> from the current K3 R5 and DSP drivers have been dropped. I'd like
> to do that re-factor *after* getting this driver in shape, that way
> we have 3 similar drivers to factor out from vs trying to make those
> changes in parallel with the series adding M4 support.
> 
> Anyway, details on our M4F subsystem can be found the
> the AM62 TRM in the section on the same:
> 
> AM62x Technical Reference Manual (SPRUIV7A – MAY 2022)
> https://www.ti.com/lit/pdf/SPRUIV7A
> 
> Thanks,
> Andrew
> 
> [0] https://lore.kernel.org/linux-arm-kernel/20240202175538.1705-5-hnagalla@ti.com/T/
> 
> Changes for v11:
>   - Added patch [2/9] factoring out a common function
>   - Addressed comments by Mathieu from v10
>   - Rebased on v6.11-rc1
>   - Small reworks in driver for readability

Tested on a AM62x & AM64x using phycore-am62x & phycore-am64x, so

Tested-by: Wadim Egorov <w.egorov@...tec.de>

> 
> Changes for v10:
>   - Rebased on v6.10-rc3
>   - Added AM64 M4 support in DT
>   - Addressed comments by Mathieu from v9
> 
> Changes for v9:
>   - Fixed reserved-memory.yaml text in [1/5]
>   - Split dts patch into one for SoC and one for board enable
>   - Corrected DT property order and formatting [4/5][5/5]
> 
> Andrew Davis (1):
>    remoteproc: k3: Factor out TI-SCI processor control OF get function
> 
> Hari Nagalla (7):
>    dt-bindings: remoteproc: k3-m4f: Add K3 AM64x SoCs
>    arm64: dts: ti: k3-am62: Add M4F remoteproc node
>    arm64: dts: ti: k3-am625-sk: Add M4F remoteproc node
>    arm64: dts: ti: k3-am64: Add M4F remoteproc node
>    arm64: dts: ti: k3-am642-sk: Add M4F remoteproc node
>    arm64: dts: ti: k3-am642-evm: Add M4F remoteproc node
>    arm64: defconfig: Enable TI K3 M4 remoteproc driver
> 
> Martyn Welch (1):
>    remoteproc: k3-m4: Add a remoteproc driver for M4F subsystem
> 
>   .../bindings/remoteproc/ti,k3-m4f-rproc.yaml  | 125 ++++
>   arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi       |  13 +
>   .../arm64/boot/dts/ti/k3-am62x-sk-common.dtsi |  19 +
>   arch/arm64/boot/dts/ti/k3-am64-mcu.dtsi       |  13 +
>   arch/arm64/boot/dts/ti/k3-am642-evm.dts       |  19 +
>   arch/arm64/boot/dts/ti/k3-am642-sk.dts        |  19 +
>   arch/arm64/configs/defconfig                  |   1 +
>   drivers/remoteproc/Kconfig                    |  13 +
>   drivers/remoteproc/Makefile                   |   1 +
>   drivers/remoteproc/ti_k3_dsp_remoteproc.c     |  28 +-
>   drivers/remoteproc/ti_k3_m4_remoteproc.c      | 667 ++++++++++++++++++
>   drivers/remoteproc/ti_k3_r5_remoteproc.c      |  28 +-
>   drivers/remoteproc/ti_sci_proc.h              |  26 +
>   13 files changed, 918 insertions(+), 54 deletions(-)
>   create mode 100644 Documentation/devicetree/bindings/remoteproc/ti,k3-m4f-rproc.yaml
>   create mode 100644 drivers/remoteproc/ti_k3_m4_remoteproc.c
>