linux-kernel - Re: [PATCH v6 0/5] mmc: add hi3798mv200 specific extensions of DWMMC

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Date: Tue, 27 Feb 2024 16:19:08 +0100
From: Ulf Hansson <ulf.hansson@...aro.org>
To: forbidden405@...look.com
Cc: Jaehoon Chung <jh80.chung@...sung.com>, Rob Herring <robh+dt@...nel.org>, 
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>, 
	Adrian Hunter <adrian.hunter@...el.com>, Andrew Jeffery <andrew@...econstruct.com.au>, 
	Joel Stanley <joel@....id.au>, Igor Opaniuk <igor.opaniuk@...aro.org>, 
	tianshuliang <tianshuliang@...ilicon.com>, David Yang <mmyangfl@...il.com>, 
	linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org, 
	devicetree@...r.kernel.org, linux-aspeed@...ts.ozlabs.org, 
	openbmc@...ts.ozlabs.org, linux-arm-kernel@...ts.infradead.org, 
	Paul Menzel <pmenzel@...gen.mpg.de>, 
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v6 0/5] mmc: add hi3798mv200 specific extensions of DWMMC

On Wed, 21 Feb 2024 at 13:45, Yang Xiwen via B4 Relay
<devnull+forbidden405.outlook.com@...nel.org> wrote:
>
> it's modified from hi3798cv200 driver, but quite a lot of code gets
> rewritten because of the hardware differences. Actually cv200 DWMMC core
> is called HIMCIV200 while mv200 DWMMC core is called HIMCIV300 in
> downstream.
>
> Signed-off-by: Yang Xiwen <forbidden405@...look.com>

Please re-order the patches in the series so the changes to the DT
bindings come prior to the driver changes that use the new bindings.

Other than the above and the few comments I had on patch3, this looks
good to me.

Kind regards
Uffe


> ---
> Changes in v6:
> - apply the comments to the first patch, add their trailers
> - Link to v5: https://lore.kernel.org/r/20240220-b4-mmc-hi3798mv200-v5-0-f506c55f8e43@outlook.com
>
> Changes in v5:
> - pick the dependant patch: https://lore.kernel.org/all/20240215-mmc_phase-v1-1-f27644ee13e4@outlook.com/
>   to fix the bot build error.
> - edit the semantic meaning of hisilicon,sap-dll-reg property (Rob Herring)
>   The suggestion is from the CRG driver side:
>   https://lore.kernel.org/all/20240218205741.GA1561527-robh@kernel.org/
> - Link to v4: https://lore.kernel.org/r/20240217-b4-mmc-hi3798mv200-v4-0-0fdd9bd48532@outlook.com
>
> Changes in v4:
> - rename dw_mmc-hi3798 back to hi3798cv200 - Suggested by Krzysztof Kozlowski.
> - add r-bs to patch 1 and 2 - Reviewed by Krzysztof Kozlowski.
> - Link to v3: https://lore.kernel.org/r/20240217-b4-mmc-hi3798mv200-v3-0-f15464176947@outlook.com
>
> Changes in v3:
> - dw_mmc-hi3798: fix bot error (Rob Herring)
> - Link to v2: https://lore.kernel.org/r/20240216-b4-mmc-hi3798mv200-v2-0-010d63e6a1d5@outlook.com
>
> Changes in v2:
> - dw_mmc-hi3798mv200: use dev_err_probe() helper - Suggested by Krzysztof Kozlowski.
> - dw_mmc-hi3798mv200: add missing err=0;
> - dw_mmc-hi3798c(m)v200: remove unused MODULE_ALIAS() - Suggested by Krzysztof Kozlowski.
> - binding: rename the binding, a lot of tweaks suggested by Krzysztof Kozlowski.
> - Link to v1: https://lore.kernel.org/r/20240216-b4-mmc-hi3798mv200-v1-0-7d46db845ae6@outlook.com
>
> ---
> Yang Xiwen (5):
>       mmc: host: mmc_of_parse_clk_phase(): Pass struct device * instead of mmc_host *
>       mmc: dw_mmc-hi3798cv200: remove MODULE_ALIAS()
>       mmc: dw_mmc: add support for hi3798mv200
>       dt-bindings: mmc: dw-mshc-hi3798cv200: convert to YAML
>       dt-bindings: mmc: hisilicon,hi3798cv200-dw-mshc: add Hi3798MV200 binding
>
>  .../bindings/mmc/hi3798cv200-dw-mshc.txt           |  40 ----
>  .../mmc/hisilicon,hi3798cv200-dw-mshc.yaml         |  97 +++++++++
>  drivers/mmc/core/host.c                            |   4 +-
>  drivers/mmc/host/Kconfig                           |   9 +
>  drivers/mmc/host/Makefile                          |   1 +
>  drivers/mmc/host/dw_mmc-hi3798cv200.c              |   1 -
>  drivers/mmc/host/dw_mmc-hi3798mv200.c              | 239 +++++++++++++++++++++
>  drivers/mmc/host/sdhci-of-aspeed.c                 |   2 +-
>  include/linux/mmc/host.h                           |   2 +-
>  9 files changed, 349 insertions(+), 46 deletions(-)
> ---
> base-commit: 8d3dea210042f54b952b481838c1e7dfc4ec751d
> change-id: 20240121-b4-mmc-hi3798mv200-a5730edf122c
>
> Best regards,
> --
> Yang Xiwen <forbidden405@...look.com>
>