[PATCH v5 0/3] Add dw_mmc support for rk3576
Ulf Hansson
ulf.hansson at linaro.org
Tue Sep 3 05:37:07 PDT 2024
On Wed, 28 Aug 2024 at 17:24, Detlev Casanova
<detlev.casanova at collabora.com> wrote:
>
> The SD card controller on the rk3576 SoC stores the phase settings into
> the dw_mmc controller, so the code has to be adapted to implement that.
>
> Although the feature can be detected through the USRID register value, the
> decision to use it is based on the compatible.
>
> The compatible for rk3576 is added in its own group of compatible to mark
> that all devices compatible with rk3576 have internal phase settings and
> don't have the ciu-drive and ciu-sample clocks.
>
> Changes since v4:
> - Drop commit that ignores phase above 270 degrees
> - Use a bool instead of int for internal_phase field
> - Fix pahse typo
>
> Changes since v3:
> - Remove internal phase auto detection
> - Set compatible in own block, with own dt_parse function
> - Add internal_phase variable
> - Use function to set clock parameters based on internal_phase variable
> instead of multiple ifs
> - Use different commit for skipping phases higher than 270
>
> Changes since v2:
> - Drop rockchip,v2-tuning and use compatible-based detection
> - Fix coding style
>
> Changes since v1:
> - Renamed use-v2-tuning to v2-tuning
> - Rewrite v2-tuning description as the hardware feature
>
> Detlev.
>
> Detlev Casanova (2):
> dt-bindings: mmc: Add support for rk3576 dw-mshc
> mmc: dw_mmc-rockchip: Add support for rk3576 SoCs
>
> Shawn Lin (1):
> mmc: dw_mmc-rockchip: Add internal phase support
>
> .../bindings/mmc/rockchip-dw-mshc.yaml | 2 +
> drivers/mmc/host/dw_mmc-rockchip.c | 217 ++++++++++++++++--
> 2 files changed, 204 insertions(+), 15 deletions(-)
>
The series applied for next, thanks!
Kind regards
Uffe
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