From: Wolfram Sang <wsa+renesas@sang-engineering.com>
To: Biju <biju.das.au@gmail.com>
Cc: Ulf Hansson <ulfh@kernel.org>,
Philipp Zabel <p.zabel@pengutronix.de>,
Biju Das <biju.das.jz@bp.renesas.com>,
linux-mmc@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
linux-kernel@vger.kernel.org,
Geert Uytterhoeven <geert+renesas@glider.be>,
Prabhakar Mahadev Lad <prabhakar.mahadev-lad.rj@bp.renesas.com>
Subject: Re: [PATCH v24 09/15] mmc: renesas_sdhi: Add optional axis/axim reset controls
Date: Thu, 3 Sep 2026 11:48:24 +0200 [thread overview]
Message-ID: <aplCaNKX5nr8AqXB@shikoro> (raw)
In-Reply-To: <20260820171657.62815-10-biju.das.jz@bp.renesas.com>
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On Thu, Aug 20, 2026 at 06:16:39PM +0100, Biju wrote:
> From: Biju Das <biju.das.jz@bp.renesas.com>
>
> The RZ/G3L SoC has axis/axim resets compared to other SoCs.
>
> Add two optional reset controls, rstc_axis and rstc_axim, to the
> renesas_sdhi struct. Both are acquired at probe time using
> devm_reset_control_get_optional_exclusive_deasserted() with the
> "axis" and "axim" reset names respectively.
>
> Include them alongside the existing rstc in bulk reset/assert/deassert
> operations: triggered together in renesas_sdhi_reset(), and managed
> via reset_control_bulk_assert/deassert() in the suspend and resume
> paths, replacing the previous single-control calls.
>
> Being optional, these resets are a no-op on platforms that do not
> provide them, so existing behaviour is preserved.
>
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
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next prev parent reply other threads:[~2026-09-03 9:48 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-20 17:16 [PATCH v24 00/15] Add Renesas RZ/G3L SD/eMMC support Biju
2026-08-20 17:16 ` [PATCH v24 01/15] dt-bindings: mmc: renesas,sdhi: Document RZ/G3L (r9a08g046) SoC Biju
2026-09-02 10:45 ` Wolfram Sang
2026-08-20 17:16 ` [PATCH v24 02/15] mmc: renesas_sdhi: Clean up whitespace and add OF table sentinels Biju
2026-09-02 10:47 ` Wolfram Sang
2026-09-04 6:40 ` Biju Das
2026-08-20 17:16 ` [PATCH v24 03/15] mmc: renesas_sdhi: Add clk_mask field to support flexible clock divider widths Biju
2026-09-02 10:51 ` Wolfram Sang
2026-09-04 10:54 ` Biju Das
2026-09-02 10:54 ` Wolfram Sang
2026-09-04 11:03 ` Biju Das
2026-08-20 17:16 ` [PATCH v24 04/15] mmc: renesas_sdhi: Add max_divider field to support SoC-specific clock ranges Biju
2026-09-02 11:05 ` Wolfram Sang
2026-09-04 12:46 ` Biju Das
2026-08-20 17:16 ` [PATCH v24 05/15] mmc: renesas_sdhi: Add SDHI_SD_CLK_CTL_DIV1 macro for 1/1 option Biju
2026-09-02 11:06 ` Wolfram Sang
2026-08-20 17:16 ` [PATCH v24 06/15] mmc: renesas_sdhi: Make clock divider mask configurable Biju
2026-09-02 11:09 ` Wolfram Sang
2026-09-04 12:48 ` Biju Das
2026-08-20 17:16 ` [PATCH v24 07/15] mmc: renesas_sdhi: Add tuning delay support for RZ/G2L Biju
2026-09-03 9:30 ` Wolfram Sang
2026-09-04 14:47 ` Biju Das
2026-09-03 9:34 ` Wolfram Sang
2026-09-04 15:15 ` Biju Das
2026-08-20 17:16 ` [PATCH v24 08/15] mmc: renesas_sdhi: Add TMIO_MMC_INTERNAL_DIVIDER flag Biju
2026-09-03 9:37 ` Wolfram Sang
2026-09-03 9:43 ` Wolfram Sang
2026-08-20 17:16 ` [PATCH v24 09/15] mmc: renesas_sdhi: Add optional axis/axim reset controls Biju
2026-09-03 9:48 ` Wolfram Sang [this message]
2026-08-20 17:16 ` [PATCH v24 10/15] mmc: renesas_sdhi: Add write32_hook for CTL_SD_CARD_CLK_CTL register writes Biju
2026-09-03 10:30 ` Wolfram Sang
2026-09-03 10:32 ` Wolfram Sang
2026-08-20 17:16 ` [PATCH v24 11/15] mmc: renesas_sdhi: Add RZ/G3L SDHI support Biju
2026-09-03 12:01 ` Wolfram Sang
2026-08-20 17:16 ` [PATCH v24 12/15] mmc: renesas_sdhi: Save and restore IOVS across suspend/resume Biju
2026-08-20 17:16 ` [PATCH v24 13/15] mmc: renesas_sdhi: Make HS400 OSEL bit configurable per SoC Biju
2026-08-20 17:16 ` [PATCH v24 14/15] mmc: renesas_sdhi: Add RZ/G3L HS400 support Biju
2026-08-20 17:16 ` [PATCH v24 15/15] mmc: renesas_sdhi: Add HS400 enhanced strobe support for RZ/G3L Biju
2026-09-01 14:52 ` [PATCH v24 00/15] Add Renesas RZ/G3L SD/eMMC support Wolfram Sang
2026-09-03 20:11 ` Wolfram Sang
2026-09-04 2:24 ` Biju Das
2026-09-04 8:00 ` Geert Uytterhoeven
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