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([178.197.223.104]) by smtp.gmail.com with ESMTPSA id w10-20020adfd4ca000000b003140f47224csm7773076wrk.15.2023.07.22.13.20.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 22 Jul 2023 13:20:42 -0700 (PDT) From: Krzysztof Kozlowski To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Krzysztof Kozlowski , Marek Szyprowski , replicant@osuosl.org, phone-devel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, =?UTF-8?q?Martin=20J=C3=BCcker?= , Henrik Grimler , Artur Weber Subject: [PATCH RFT] ARM: dts: samsung: exynos4412-midas: add USB connector and USB OTG Date: Sat, 22 Jul 2023 22:20:39 +0200 Message-Id: <20230722202039.35877-1-krzysztof.kozlowski@linaro.org> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add full description of USB-MUIC and MUIC-MHL connections, along with proper USB connector and OTG mode for DWC2 USB controller. This fixes dtc W=3D1 warnings: Warning (graph_child_address): /i2c-mhl/hdmi-bridge@39/ports: graph node = has single child node 'port@0', #address-cells/#size-cells are not necessary Cc: Marek Szyprowski Cc: replicant@osuosl.org Cc: phone-devel@vger.kernel.org Cc: ~postmarketos/upstreaming@lists.sr.ht Cc: Martin J=C3=BCcker Cc: Henrik Grimler Cc: Artur Weber Signed-off-by: Krzysztof Kozlowski --- Not tested on hardware. Please kindly check if peripheral mode is not broken. Or maybe OTG started to work? --- .../boot/dts/samsung/exynos4412-midas.dtsi | 46 ++++++++++++++++++- 1 file changed, 45 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi b/arch/arm/boo= t/dts/samsung/exynos4412-midas.dtsi index 57836d5554d0..6057f9d9811e 100644 --- a/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi +++ b/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi @@ -182,6 +182,34 @@ pmic@66 { pinctrl-0 =3D <&max77693_irq>; reg =3D <0x66>; =20 + connector { + compatible =3D "samsung,usb-connector-11pin", + "usb-b-connector"; + label =3D "micro-USB"; + type =3D "micro"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + muic_to_usb: endpoint { + remote-endpoint =3D <&usb_to_muic>; + }; + }; + + port@3 { + reg =3D <3>; + + muic_to_mhl: endpoint { + remote-endpoint =3D <&mhl_to_muic>; + }; + }; + }; + }; + regulators { esafeout1_reg: ESAFEOUT1 { regulator-name =3D "ESAFEOUT1"; @@ -287,6 +315,14 @@ mhl_to_hdmi: endpoint { remote-endpoint =3D <&hdmi_to_mhl>; }; }; + + port@1 { + reg =3D <1>; + + mhl_to_muic: endpoint { + remote-endpoint =3D <&muic_to_mhl>; + }; + }; }; }; }; @@ -545,8 +581,16 @@ hdmi_to_mhl: endpoint { &hsotg { vusb_d-supply =3D <&ldo15_reg>; vusb_a-supply =3D <&ldo12_reg>; - dr_mode =3D "peripheral"; + dr_mode =3D "otg"; + role-switch-default-mode =3D "peripheral"; + usb-role-switch; status =3D "okay"; + + port { + usb_to_muic: endpoint { + remote-endpoint =3D <&muic_to_usb>; + }; + }; }; =20 &i2c_0 { --=20 2.34.1