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[86.98.192.109]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4856ea8fb0dsm270642085e9.3.2026.03.18.07.33.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Mar 2026 07:33:16 -0700 (PDT) From: Alexey Charkov Date: Wed, 18 Mar 2026 18:32:54 +0400 Subject: [PATCH v4 2/4] dt-bindings: usb: richtek,rt1711h: Switch ETEK ET7304 to use a fallback compatible Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260318-husb311-v4-2-69e029255430@flipper.net> References: <20260318-husb311-v4-0-69e029255430@flipper.net> In-Reply-To: <20260318-husb311-v4-0-69e029255430@flipper.net> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heikki Krogerus , Greg Kroah-Hartman , Gene Chen , Yuanshen Cao Cc: Sebastian Reichel , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, Krzysztof Kozlowski , Alexey Charkov X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1387; i=alchark@flipper.net; h=from:subject:message-id; bh=Nf4NOywSXVhOZeAxW30T2QFpp+SRZKKoI+FdQwqCvkA=; b=owGbwMvMwCW2adGNfoHIK0sZT6slMWTu2r5k6QO9eaLbS58pb1OVOd8p9c2hpqGCUeXio3mFh SdtjYW3dExkYRDjYrAUU2SZ+22J7VQjvlm7PDy+wsxhZQIZIi3SwAAELAx8uYl5pUY6Rnqm2oZ6 hoY6xjpGDFycAjDVj7cw/A+71R4454XJIUG/v0cVp3zz3F3p9MakofJ9+YH8xAPsu14w/DNpsHX UnhE+3+pw5bMcp/fyv+YdOSxx9sqkOb+ijjL7BfIDAA== X-Developer-Key: i=alchark@flipper.net; a=openpgp; fpr=9DF6A43D95320E9ABA4848F5B2A2D88F1059D4A5 As stated in [1], ETEK ET7304 is identical to Richtek RT1715, except for the VID value in its registers, so reflect it in the bindings via a fallback compatible. As there are various TCPCI chips by different vendors reimplementing the registers and behavior of the RT1711H/RT1715, fallback compatibles will scale better. Link: https://lore.kernel.org/all/20260220-et7304-v3-2-ede2d9634957@gmail.com/ [1] Signed-off-by: Alexey Charkov --- Documentation/devicetree/bindings/usb/richtek,rt1711h.yaml | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/usb/richtek,rt1711h.yaml b/Documentation/devicetree/bindings/usb/richtek,rt1711h.yaml index 1eb611f35998..210090308e7c 100644 --- a/Documentation/devicetree/bindings/usb/richtek,rt1711h.yaml +++ b/Documentation/devicetree/bindings/usb/richtek,rt1711h.yaml @@ -18,10 +18,14 @@ description: | properties: compatible: - enum: - - etekmicro,et7304 - - richtek,rt1711h - - richtek,rt1715 + oneOf: + - enum: + - richtek,rt1711h + - richtek,rt1715 + - items: + - enum: + - etekmicro,et7304 + - const: richtek,rt1715 description: RT1711H support PD20, ET7304 and RT1715 support PD30 except Fast Role Swap. -- 2.52.0