From patchwork Sat Dec 9 07:33:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 752407 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="L8G40mZY" Received: from mail-wr1-x434.google.com (mail-wr1-x434.google.com [IPv6:2a00:1450:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5374E10EA for ; Fri, 8 Dec 2023 23:33:48 -0800 (PST) Received: by mail-wr1-x434.google.com with SMTP id ffacd0b85a97d-3332e351670so2659736f8f.0 for ; Fri, 08 Dec 2023 23:33:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1702107226; x=1702712026; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=31dDSPmTEwAk2xBEYscYsgGP3NvqtS1pbeFP7C1NdB4=; b=L8G40mZYegqcCvYV8k0c0aqTGnQDNPY8HR/ACoIUbFaqwm0lthDrxB2nlUBYuqrYXH xKQwnpfM1/+A8qufZcLrR7/6EBOq95MM2sUm/T0OqFOxmzxMWWfTcM8quqPYJoeBUuu8 EK3CsIdWRmc7498XA3Cgcg7BNN9lsNECX8pSCM9MLaFAy+GWdCILlZlE5Vv46wfZUfd4 M/CdJW+Bsi9F8YZUqG1XW1bexx4QUfE0MHL2fhXaw81d6EX0BfW/2mjtsX2V8Q1hKBdi 5WS/aSPMtaGoR54p5yrAUj7I90wioBtpbGxopGPlnsB7SedvB2fhMNAIQ5JWCKHHNhQV u0Xw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702107226; x=1702712026; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=31dDSPmTEwAk2xBEYscYsgGP3NvqtS1pbeFP7C1NdB4=; b=ZwA09RLYra4Jv/JlkBDxfWPkq9NJQ27ufNXfOj0jI+d69QKLzdHYG6BMJktiXgedAP RzGEH7sK3QIq6rLw+HDSgPhtgg0mXCuatQsLUA5ylOPDybSJeXX2Fk3uEliYUt85EoW0 RYWssaPE90RP35zSVCeUUVlYrF3gSk67keTQECS0p7unl+l/OYGbPuk1gjR0BGs2Jwo0 j9J3VTsJyQsjLaCSP1j2iNjuuXMcrrT1I/MO8V0MRe+jliiPHS1i5czE9T2o4xrA7FvI 14eyj8Z93qeIqk/yE5x93M73TxEY4vngvMEop/8mojvq2O0eeYHmapdLa0bUKinHD89B aZqA== X-Gm-Message-State: AOJu0YzfdQR4890IirMaMt7LLmQxpyyUY1YpBgrsGQXtnj3obXwc1F72 qMCYXTvCk9CNtyK77VBfKou3wg== X-Google-Smtp-Source: AGHT+IHj7ShhVjMt4093im1KcDZC0Z5/bXfMGgTmQoUM7WxPNHI6nB8hoARq+oKGRCkeIx68Mubt2g== X-Received: by 2002:a5d:6e8d:0:b0:333:3117:c43e with SMTP id k13-20020a5d6e8d000000b003333117c43emr284271wrz.207.1702107226672; Fri, 08 Dec 2023 23:33:46 -0800 (PST) Received: from arrakeen.starnux.net ([2a01:e0a:982:cbb0:8261:5fff:fe11:bdda]) by smtp.gmail.com with ESMTPSA id m3-20020a5d56c3000000b003334520e49bsm3577803wrw.53.2023.12.08.23.33.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 08 Dec 2023 23:33:46 -0800 (PST) From: Neil Armstrong Date: Sat, 09 Dec 2023 08:33:39 +0100 Subject: [PATCH v12 1/4] dt-bindings: input: document Goodix Berlin Touchscreen IC Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231209-topic-goodix-berlin-upstream-initial-v12-1-eaffaeb53fb5@linaro.org> References: <20231209-topic-goodix-berlin-upstream-initial-v12-0-eaffaeb53fb5@linaro.org> In-Reply-To: <20231209-topic-goodix-berlin-upstream-initial-v12-0-eaffaeb53fb5@linaro.org> To: Dmitry Torokhov , linux-input@vger.kernel.org Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bastien Nocera , Hans de Goede , Henrik Rydberg , Jeff LaBundy , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Neil Armstrong , Rob Herring X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=3093; i=neil.armstrong@linaro.org; h=from:subject:message-id; bh=sfk9uxvNPIwk9f8d5iBn9m2N4nTZgMQFpRmAil1gnVU=; b=owEBbQKS/ZANAwAKAXfc29rIyEnRAcsmYgBldBhWpRETZRzoQ+wlfao2qaeIz/dVT35rxQE1WjFg IjOi2xaJAjMEAAEKAB0WIQQ9U8YmyFYF/h30LIt33NvayMhJ0QUCZXQYVgAKCRB33NvayMhJ0bS8EA Co7RUt5x8LnwxAYh/dZWYLnhHM1Q6IVTinFG/1H89CHCKiPZCTMjBpIuSdZs62KHyft80VllwvUB9X cDGNjqTkGNvbGNCIprLSiTU/klc4hEn25g0vLsa2ZsOT4Toisr4O4UpbEHckC9Tx04Zwtt4Kx+R6sy M2KQ3vmNPR2RHGxWppmoc/UwHd2i4Csx8MCbFwfokLMNf90M+nv0TXlKdUt6QBKtkLOV3oMCZWzRqX 5wSqLzTc+oHvvhND1RtKrIJT6jv9+44mIdhn0WjOJeKuWSoKC5yIX5rjG8OMEdIBnfJwmZlg7FKp8Q 3S/ziQ3wGH/kMBgi0txThzq/RF7RdXz5N2ZmjZ2icRqTFPiSq0wZ93bb9YjnVG4xRZh2QVkzrVVxpJ 2z/Jai+oC6+bpv3sj5DT+lLvd/gBlEH21rkb76DkZbhutpt1pr0tguRCOg3hBGYw1m8tYEvYZWVOPr 9bMW9jqrxfWhZCaIEDPreUVGzB2gAiyV/AMnbM0mV5J7H/lcSn/3STEeIon4mVp4eWut3XPjvqnxAv tHmk7aKyPWd0h8MBZzyTTP3zANUhx2esrw6STVJoBFiXrIQMajgOqumFaiYtOq8Oa95XO34e4RpDxo PtSVvPSmuxXekM09PvqQ8GalmLtjt64ZIIPKhsoQPw9+36SjEDLsLABG+V9Q== X-Developer-Key: i=neil.armstrong@linaro.org; a=openpgp; fpr=89EC3D058446217450F22848169AB7B1A4CFF8AE Document the Goodix GT9916 wich is part of the "Berlin" serie of Touchscreen controllers IC from Goodix. Reviewed-by: Rob Herring Signed-off-by: Neil Armstrong --- .../bindings/input/touchscreen/goodix,gt9916.yaml | 95 ++++++++++++++++++++++ 1 file changed, 95 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/goodix,gt9916.yaml b/Documentation/devicetree/bindings/input/touchscreen/goodix,gt9916.yaml new file mode 100644 index 000000000000..d90f045ac06c --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/goodix,gt9916.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/goodix,gt9916.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Goodix Berlin series touchscreen controller + +description: The Goodix Berlin series of touchscreen controllers + be connected to either I2C or SPI buses. + +maintainers: + - Neil Armstrong + +allOf: + - $ref: touchscreen.yaml# + - $ref: /schemas/spi/spi-peripheral-props.yaml# + +properties: + compatible: + enum: + - goodix,gt9916 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + avdd-supply: + description: Analog power supply regulator on AVDD pin + + vddio-supply: + description: power supply regulator on VDDIO pin + + spi-max-frequency: true + touchscreen-inverted-x: true + touchscreen-inverted-y: true + touchscreen-size-x: true + touchscreen-size-y: true + touchscreen-swapped-x-y: true + +additionalProperties: false + +required: + - compatible + - reg + - interrupts + - avdd-supply + - touchscreen-size-x + - touchscreen-size-y + +examples: + - | + #include + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + touchscreen@5d { + compatible = "goodix,gt9916"; + reg = <0x5d>; + interrupt-parent = <&gpio>; + interrupts = <25 IRQ_TYPE_LEVEL_LOW>; + reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; + avdd-supply = <&ts_avdd>; + touchscreen-size-x = <1024>; + touchscreen-size-y = <768>; + }; + }; + - | + #include + #include + spi { + #address-cells = <1>; + #size-cells = <0>; + num-cs = <1>; + cs-gpios = <&gpio 2 GPIO_ACTIVE_HIGH>; + touchscreen@0 { + compatible = "goodix,gt9916"; + reg = <0>; + interrupt-parent = <&gpio>; + interrupts = <25 IRQ_TYPE_LEVEL_LOW>; + reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; + avdd-supply = <&ts_avdd>; + spi-max-frequency = <1000000>; + touchscreen-size-x = <1024>; + touchscreen-size-y = <768>; + }; + }; + +...