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From: Caleb Connolly Date: Mon, 24 Jun 2024 03:30:26 +0200 Subject: [PATCH 2/7] dt-bindings: input: touchscreen: document synaptics TCM oncell Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240624-oneplus8-v1-2-388eecf2dff7@postmarketos.org> References: <20240624-oneplus8-v1-0-388eecf2dff7@postmarketos.org> In-Reply-To: <20240624-oneplus8-v1-0-388eecf2dff7@postmarketos.org> To: Caleb Connolly , Neil Armstrong , Jessica Zhang , David Airlie , Daniel Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Dmitry Torokhov , Bjorn Andersson , Konrad Dybcio , Henrik Rydberg Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-arm-msm@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht X-Developer-Signature: v=1; a=openpgp-sha256; l=2037; i=caleb@postmarketos.org; h=from:subject:message-id; bh=FOWrKXtrZ1kpy4dz7GX61K2da254/sYIEufoJ0WQJ9I=; b=owEBbQKS/ZANAwAIAQWDMSsZX2S2AcsmYgBmeMw7/gCGNKCconD+Ch/eeHk9U7YKZTIuov9P0 IenYfS5YsmJAjMEAAEIAB0WIQS2UaFGPGq+0GkMVc0FgzErGV9ktgUCZnjMOwAKCRAFgzErGV9k toXGD/oD7VBrteDb1LgNTTNj3MaUNDoalxsYU5g92Dzsky2EPzTJMVcC5MH0mACHnX8R9wBa9aS kD3dhj+RSeiPAm0sutRUfUMyTvz+pD5YVG3ivBG8kJjb1T+sDG8TkW9yhITM1H1HblN3bJiaEI6 +NsX1w3amZEz+9vc+6CrEUugsEzPiEhyOjDtku6eIy4RufFj8Q+y5VX8Rxi2YkgVskr1hOHtB0/ HN8TwF87h48xqzDDIToxSQ9t6jCefLi8dttk3pA8NyAxa+U3TQMx7Dq6A4UuDxJOJFEaOr66Y+t FRsTOEzXUCJ48HP9Ask33KP2OZQV2czshsxTufClb/Uxgn3zq1Vq4mGJe7ezOtoviGLQ9IlWh+m oLJQd7pvf8R30pJ7ejWgERnGqQ7EtCgx0lNWUlgqtov1cZVDZVy4wv3SOx6Ln+gX2jUlhLrXsAD Ck+aGAIbv64xo7kKV74F2YnWFWRGdwFTQaxKlH0foj1p7n57Tu8KLB5o/A2+vQoMr/57gpyuiZm Z48LNN7OC+SGJxfcWhrx/BI8ASxw23RhXKeQh/wOkAtE3updx6vHA9URsgXL7vTUp64SY7ncIef IRygDB3Csc1EweC6hOfyhvh98ZQPc9lKqxQB92r4KUGAa/jG/XQxYQ7xH3xA2cT6AmgesLdUMw+ Rm8zra31dFsqeww== X-Developer-Key: i=caleb@postmarketos.org; a=openpgp; fpr=83B24DA7FE145076BC38BB250CD904EB673A7C47 X-Migadu-Flow: FLOW_OUT Document the Synaptics TCM oncell series of touchscreens, starting with the s3908. Signed-off-by: Caleb Connolly --- .../input/touchscreen/syna,tcm-oncell.yaml | 66 ++++++++++++++++++++++ 1 file changed, 66 insertions(+) diff --git a/Documentation/devicetree/bindings/input/touchscreen/syna,tcm-oncell.yaml b/Documentation/devicetree/bindings/input/touchscreen/syna,tcm-oncell.yaml new file mode 100644 index 000000000000..1795df584987 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/syna,tcm-oncell.yaml @@ -0,0 +1,66 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/syna,s3908.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synaptics TCM Oncell i2c touchscreen + +maintainers: + - Caleb Connolly + +allOf: + - $ref: touchscreen.yaml# + +properties: + compatible: + enum: + - syna,s3908 + + reg: + maxItems: 1 + + interrupts-extended: + maxItems: 1 + + reset-gpios: + maxItems: 1 + description: Reset GPIO the chip is connected to. + + vdd-supply: + description: a phandle for the regulator supplying 3V power. + + vcc-supply: + description: a phandle for the regulator supplying IO power. + +additionalProperties: false + +required: + - compatible + - reg + - interrupts-extended + - reset-gpios + - vdd-supply + - vcc-supply + +examples: + - | + #include + #include + + i2c { + clock-frequency = <400000>; + status = "okay"; + + touchscreen@4b { + compatible = "syna,s3908"; + reg = <0x4B>; + + interrupts-extended = <&tlmm 39 0x2008>; + + reset-gpios = <&tlmm 38 GPIO_ACTIVE_HIGH>; + + vdd-supply = <&vreg_l13a_ts_3p0>; + vcc-supply = <&vreg_l1c_1p8>; + }; + };