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Fri, 28 Oct 2022 08:35:45 -0700 (PDT) Received: from localhost.localdomain ([95.183.227.98]) by smtp.gmail.com with ESMTPSA id ds12-20020a0564021ccc00b00461aebb2fe2sm2830635edb.54.2022.10.28.08.35.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 28 Oct 2022 08:35:44 -0700 (PDT) From: Yassine Oudjana X-Google-Original-From: Yassine Oudjana To: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Matthias Brugger , Sean Wang , Andy Teng , AngeloGioacchino Del Regno Cc: Yassine Oudjana , Yassine Oudjana , linux-mediatek@lists.infradead.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring Subject: [PATCH v4 12/13] dt-bindings: pinctrl: mediatek,mt6779-pinctrl: Document MT6735 pin controller Date: Fri, 28 Oct 2022 18:35:04 +0300 Message-Id: <20221028153505.23741-13-y.oudjana@protonmail.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221028153505.23741-1-y.oudjana@protonmail.com> References: <20221028153505.23741-1-y.oudjana@protonmail.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221028_083546_532587_9167DCA0 X-CRM114-Status: GOOD ( 14.62 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Yassine Oudjana Add bindings for the pin controller found on MediaTek MT6735 and MT6735M SoCs, including describing a method to manually specify a pin and function in the pinmux property making defining bindings for each pin/function combination unnecessary. The pin controllers on those SoCs are generally identical, with the only difference being the lack of MSDC2 pins (198-203) on MT6735M. Signed-off-by: Yassine Oudjana Reviewed-by: Rob Herring --- .../pinctrl/mediatek,mt6779-pinctrl.yaml | 55 ++++++++++++++++++- MAINTAINERS | 6 ++ 2 files changed, 60 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml index 88a4c4ef28e5..2c124b168bc5 100644 --- a/Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml @@ -10,6 +10,7 @@ maintainers: - Andy Teng - AngeloGioacchino Del Regno - Sean Wang + - Yassine Oudjana description: The MediaTek pin controller on MT6779 is used to control pin @@ -18,6 +19,8 @@ description: properties: compatible: enum: + - mediatek,mt6735-pinctrl + - mediatek,mt6735m-pinctrl - mediatek,mt6765-pinctrl - mediatek,mt6779-pinctrl - mediatek,mt6795-pinctrl @@ -151,6 +154,42 @@ patternProperties: allOf: - $ref: "pinctrl.yaml#" + - if: + properties: + compatible: + contains: + enum: + - mediatek,mt6735-pinctrl + - mediatek,mt6735m-pinctrl + then: + properties: + reg: + minItems: 8 + maxItems: 8 + + reg-names: + items: + - const: gpio + - const: iocfg0 + - const: iocfg1 + - const: iocfg2 + - const: iocfg3 + - const: iocfg4 + - const: iocfg5 + - const: eint + + interrupts: + items: + - description: EINT interrupt + + patternProperties: + '-pins$': + patternProperties: + '^pins': + properties: + drive-strength: + enum: [1, 2, 4, 8, 16] + - if: properties: compatible: @@ -349,18 +388,32 @@ examples: }; /* GPIO0 set as multifunction GPIO0 */ - gpio-pins { + gpio0-pins { pins { pinmux = ; }; }; + /* GPIO1 set to function 0 (GPIO) */ + gpio1-pins { + pins { + pinmux = <(MTK_PIN_NO(1) | 0)>; + }; + }; + /* GPIO52 set as multifunction SDA0 */ i2c0-pins { pins { pinmux = ; }; }; + + /* GPIO62 set to function 1 (primary function) */ + i2c1-pins { + pins { + pinmux = <(MTK_PIN_NO(62) | 1)>; + }; + }; }; mmc0 { diff --git a/MAINTAINERS b/MAINTAINERS index 4fd8037263d9..ba5ac4422f00 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -16314,6 +16314,12 @@ F: Documentation/devicetree/bindings/pinctrl/mediatek,mt7622-pinctrl.yaml F: Documentation/devicetree/bindings/pinctrl/mediatek,mt8183-pinctrl.yaml F: drivers/pinctrl/mediatek/ +PIN CONTROLLER - MEDIATEK MT6735 +M: Yassine Oudjana +L: linux-mediatek@lists.infradead.org (moderated for non-subscribers) +S: Maintained +F: Documentation/devicetree/bindings/pinctrl/mediatek,mt6779-pinctrl.yaml + PIN CONTROLLER - MICROCHIP AT91 M: Ludovic Desroches L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)