From patchwork Thu Dec 21 15:21:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 757844 Received: from mail-pl1-f174.google.com (mail-pl1-f174.google.com [209.85.214.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id ED94A53A07 for ; Thu, 21 Dec 2023 15:21:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="OpGE6vs+" Received: by mail-pl1-f174.google.com with SMTP id d9443c01a7336-1d3f3ee00a2so5096195ad.3 for ; Thu, 21 Dec 2023 07:21:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1703172101; x=1703776901; 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=OpGE6vs+quIgVsp4/GgP9Apc+jKC+o/AbYAQ3pXejY9ws6nUY+LOdEaCPSh9ZSoyXg fYtb6Ybd1aZ3DFRWgE5uNVJDzZOb8JbstOktKOBxs1UwSpJhFLbt0t7hl73S0wSJJExr 0opA0eOPf8u8hQl0wrr4aOWBuBeK+XKOe+1v5HT8/o+JRP82xUReKWTttfW/VftbDYd/ 8yFWtZlgyp19bPy1J04Pdosis/lXKhae1ozMw0mdCm2xl7g9o8UQwKSzMyHdCHXtPAjB YLiekWzEuQ/cg2ZG/HlMTpJYnmigbPkCvGFcLKL0NNRjsJkivCz4Txxjyit+ICOJZAAi xp+A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703172101; x=1703776901; 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=jgbQg4gx9KYyOeKUziOVh52HwsqSA5eoNAyYge2ci6aSPmVu4nbI7yzFy1jSsA4DQw o8mrHKKuaRIhaSCSbg8wLblHYP9iJJAYE/VJ2fuT41io2XP34/5C8EmM4OPULGvor/RR pPifiKABzXR08VqSgKVqb+Ud2192CFk2qQKce9gwTfy4N6egnVyLSkH9bjoHwfD7gq1M tFOKt7BczWYOOz3cYC4O6bMxU+B7If2pytkwHwfOU2mkdFoaRsEuEfuESOGzpx1c0yEI StcA6InCmDJkhyrJUQ+Kf+ggtn2/eahNpyA3PsawNltF59ca7+XmCVmjSQI9SbjuyFaJ yiaQ== X-Gm-Message-State: AOJu0Ywh6i5CuPgCYtnaVGp4/H9bINWQl6mFszubGJjGeEFUKzlrTN5z YJ/xGI9KpqQmoinLn03fVbLGKw== X-Google-Smtp-Source: AGHT+IHrRgf8u5JWR6MRL05N4gqIKbRAqYeSguKzPzSmCgMx2GuFELBFABue7yUP2MLLlcI5F75h7w== X-Received: by 2002:a17:902:d58d:b0:1d4:458:7aa6 with SMTP id k13-20020a170902d58d00b001d404587aa6mr1106171plh.23.1703172101368; Thu, 21 Dec 2023 07:21:41 -0800 (PST) Received: from arrakeen.starnux.net ([2a01:e0a:982:cbb0:52eb:f6ff:feb3:451a]) by smtp.gmail.com with ESMTPSA id z3-20020a170902ee0300b001d3561680aasm1756217plb.82.2023.12.21.07.21.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Dec 2023 07:21:40 -0800 (PST) From: Neil Armstrong Date: Thu, 21 Dec 2023 16:21:19 +0100 Subject: [PATCH v14 1/4] dt-bindings: input: document Goodix Berlin Touchscreen IC Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231221-topic-goodix-berlin-upstream-initial-v14-1-04459853b640@linaro.org> References: <20231221-topic-goodix-berlin-upstream-initial-v14-0-04459853b640@linaro.org> In-Reply-To: <20231221-topic-goodix-berlin-upstream-initial-v14-0-04459853b640@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 0.12.4 X-Developer-Signature: v=1; a=openpgp-sha256; l=3093; i=neil.armstrong@linaro.org; h=from:subject:message-id; bh=sfk9uxvNPIwk9f8d5iBn9m2N4nTZgMQFpRmAil1gnVU=; b=owEBbQKS/ZANAwAKAXfc29rIyEnRAcsmYgBlhFf1K4Uq99CRfhYiO1LRhHgHjTpHt8bAa06Eik0z zi4M0CGJAjMEAAEKAB0WIQQ9U8YmyFYF/h30LIt33NvayMhJ0QUCZYRX9QAKCRB33NvayMhJ0cwSEA CxM4ma0ZnmTUJsT/zl2VMHuMqFEQvua/DjBwCEre79tUK6UjX8SZ5cczUqUd4Z4Nf2+GdXY89LAtHi qEZqlei0ZbdFElIz3kglELp15Z3Md+jOm3VtQ38PUxLgrrGkF75QIYQuxRpzJjTkk44D10UeKX4Rmh yH2De9Ga8EZDvxd7Rkr5QPjxIrp6NGvu1F9v8k8jgskLoInWcEj4PpeENLlgS139f3jdFrDWRJSiwp 5wZrMvwwAM5AclFXzITBPUfyGwyHi0FOcV2C9q4DJvYrV1fVDd4bnA8nMwRTm+WL5OMLYMqfd/F9VD moGPYRt2gZqf0GYM7NoJZceZeFjrdszjvvzEhu/qyXZlVTDjE+0DZmc22aUIqei+xEESm7LY7Gmgxq HPLDBbbwkFAIEHNKlVnMHSTn6WOO+Ui33m/fP+2TM9dXU2IslL4h5ZX704SQ6LtqxajKJrskX36auz nlIqVr/o2IKsF+TdXNw2Rjron8X8miLi2T9urHdSCELa0nwfhR6APp3mTN594+NrQEuyw61UJoYrBM +XtRF2S9qfo+MUcfg547MNfezlApaJ1Uuk/zxxX8KJBBGK57o1CNP3rSDXB582UY5NWXFvxiGizjEl SGuo7abGcfZvh/5JZnhp5PgKd1XSYES2n9tsnbC09LhpVTyjlDCMMkzmTBYg== 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>; + }; + }; + +...