From: "Rob Herring (Arm)" <robh@kernel.org>
To: Sebastian Reichel <sebastian.reichel@collabora.com>
Cc: Conor Dooley <conor+dt@kernel.org>,
linux-phy@lists.infradead.org, kernel@collabora.com,
devicetree@vger.kernel.org, Dmitry Baryshkov <lumag@kernel.org>,
Neil Armstrong <neil.armstrong@linaro.org>,
Andy Yan <andy.yan@rock-chips.com>,
linux-arm-kernel@lists.infradead.org,
linux-rockchip@lists.infradead.org,
Yubing Zhang <yubing.zhang@rock-chips.com>,
Frank Wang <frank.wang@rock-chips.com>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
linux-kernel@vger.kernel.org, Alexey Charkov <alchark@gmail.com>,
Heiko Stuebner <heiko@sntech.de>, Vinod Koul <vkoul@kernel.org>
Subject: Re: [PATCH v4 01/16] dt-bindings: phy: rockchip-usbdp: add improved ports scheme
Date: Tue, 5 May 2026 10:45:45 -0500 [thread overview]
Message-ID: <177799594467.2982056.14981232958921836425.robh@kernel.org> (raw)
In-Reply-To: <20260428-rockchip-usbdp-cleanup-v4-1-7775671ece22@collabora.com>
On Tue, 28 Apr 2026 18:13:40 +0200, Sebastian Reichel wrote:
> Currently the Rockchip USBDP PHY is missing a documented port scheme.
> Meanwhile upstream RK3588 DTS files are a bit messy and use different
> port schemes. The upstream USBDP PHY Linux kernel driver does not yet
> parse the ports at all and thus does not create any implicit ABI either.
>
> But with the current mess it is not possible to properly support USB-C
> DP AltMode. Thus this introduces a proper port scheme following roughly
> the ports design of the Qualcomm QMP USB4-USB3-DP PHY controller binding
> with a slight difference that there is an additional port for the
> USB-C SBU port as the Rockchip USB-DP PHY also contains the SBU mux.
>
> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
> ---
> .../bindings/phy/phy-rockchip-usbdp.yaml | 23 ++++++++++++++++++++++
> 1 file changed, 23 insertions(+)
>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
next prev parent reply other threads:[~2026-05-05 15:45 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-28 16:13 [PATCH v4 00/16] phy: rockchip: usbdp: Fixes, DP 1-lane support and cleanups Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 01/16] dt-bindings: phy: rockchip-usbdp: add improved ports scheme Sebastian Reichel
2026-05-05 15:44 ` Rob Herring
2026-05-05 15:45 ` Rob Herring (Arm) [this message]
2026-04-28 16:13 ` [PATCH v4 02/16] phy: rockchip: usbdp: Do not loose USB3 PHY status Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 03/16] phy: rockchip: usbdp: Keep clocks running on PHY re-init Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 04/16] phy: rockchip: usbdp: Amend SSC modulation deviation Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 05/16] phy: rockchip: usbdp: Fix LFPS detect threshold control Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 06/16] phy: rockchip: usbdp: Add missing mode_change update Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 07/16] phy: rockchip: usbdp: Support single-lane DP Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 08/16] phy: rockchip: usbdp: Rename DP lane functions Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 09/16] phy: rockchip: usbdp: Use FIELD_PREP_WM16_CONST Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 10/16] phy: rockchip: usbdp: Cleanup DP lane selection function Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 11/16] phy: rockchip: usbdp: Register DP aux bridge Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 12/16] phy: rockchip: usbdp: Drop DP HPD handling Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 13/16] phy: rockchip: usbdp: Rename mode_change to phy_needs_reinit Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 14/16] phy: rockchip: usbdp: Re-init the PHY on orientation change Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 15/16] phy: rockchip: usbdp: Factor out lane_mux_sel setup Sebastian Reichel
2026-04-28 16:13 ` [PATCH v4 16/16] phy: rockchip: usbdp: Use guard functions for mutex Sebastian Reichel
2026-05-03 16:50 ` [PATCH v4 00/16] phy: rockchip: usbdp: Fixes, DP 1-lane support and cleanups Vinod Koul
2026-05-03 19:12 ` Heiko Stuebner
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