From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 199D3C433F5 for ; Thu, 2 Dec 2021 12:20:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358037AbhLBMYN (ORCPT ); Thu, 2 Dec 2021 07:24:13 -0500 Received: from new2-smtp.messagingengine.com ([66.111.4.224]:59649 "EHLO new2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1357932AbhLBMXv (ORCPT ); Thu, 2 Dec 2021 07:23:51 -0500 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailnew.nyi.internal (Postfix) with ESMTP id 3E10558030B; Thu, 2 Dec 2021 07:20:28 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Thu, 02 Dec 2021 07:20:28 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alistair23.me; h=from:to:cc:subject:date:message-id:mime-version:content-type :content-transfer-encoding; s=fm2; bh=nFpd1cboO2xZsxTL6uy9AKL5Uy 6bj9BzOleJyoKqzCo=; b=x0Bb2FkWXHXVxFIephoeZcZ0kVvUq9EKv8PsZzqTKg 37e9wYLc58oVY2mtNO/5JeVDzVvUatA+WLvBjJz2ZBskee+3fUNVl9bGAngspM1j e2CBN3RQQ7cFMU6dRtA0YDboW7lB2DPYWIjzWRI1upIHvBBA25Y68xQ4cJl0rsE5 ALR0U9NVmx1q/ivoJwJI5rFWExFr7R0Q6ztEye3zKDKEXXibaQFH/UAqLpYJQ/p5 kxLYh1NUXqit2LJQYIqmSMs4TARPnWjd6rv7PwOmWrPQR5lhlN5ASHFkt9i9TmBk rnFLNddLKbe/k+iS5wx8vMg96n5tj7kIAoujsNyGSlqw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:message-id:mime-version:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=nFpd1c boO2xZsxTL6uy9AKL5Uy6bj9BzOleJyoKqzCo=; b=Mk0lZ9Gd2+G4bm/d+6ZNsX uOySrk82VpgDxnrvN/XaTsLIKEWUkg6fSuaaLHmUP0UDzAGGZ6lIetrKjPRtLyPt xVW5MCB6W4BOLCYnYzQiJT6BG79wJberk1B34swKjN44ythE+ZXM3EzhZcP/Hdk4 FwHPp9fiARCiHvQKecej96kJBqnJLBKcUvh0lH89OZwPkrNg1mzW8jUlEUI3dHqI B4OH+BDu+udBg8nJBm2Yjt4OsATm+682Aq8PDaiU4T1a19eeXgpRdTeP82+VhCZR XqIg07tg5wkIufUMZ5hYja81yYsa31+hVRp4GdqSY4hR8ztkM1TW9uBm/Gcg571w == X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvuddrieehgdeflecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecunecujfgurhephffvufffkffogggtgfesthhqredtre dtjeenucfhrhhomheptehlihhsthgrihhrucfhrhgrnhgtihhsuceorghlihhsthgrihhr segrlhhishhtrghirhdvfedrmhgvqeenucggtffrrghtthgvrhhnpeffledvgeevfeevfe dvvdffieetfefgjeevgeeitefhkeeghfelueekhfejheffgfenucffohhmrghinheplhif nhdrnhgvthdpghhithhhuhgsrdgtohhmnecuvehluhhsthgvrhfuihiivgeptdenucfrrg hrrghmpehmrghilhhfrhhomheprghlihhsthgrihhrsegrlhhishhtrghirhdvfedrmhgv X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 2 Dec 2021 07:20:23 -0500 (EST) From: Alistair Francis To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: robh+dt@kernel.org, andreas@kemnade.info, alistair23@gmail.com, dmitry.torokhov@gmail.com, linus.walleij@linaro.org, rydberg@bitmath.org, Alistair Francis Subject: [PATCH v3 0/4] Add support for the Cypress cyttsp5 Date: Thu, 2 Dec 2021 22:20:17 +1000 Message-Id: <20211202122021.43124-1-alistair@alistair23.me> X-Mailer: git-send-email 2.31.1 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 This patch series builds on top of [1] and adds support for the cyttsp5=0D touchscreen controller for the reMarkable 2.=0D =0D I first tried to add an I2C HID device. Although the cyttsp5 has some HID=0D looking aspects it is not HID compatible. Just in trying to probe the devic= e=0D I found:=0D - The HID descriptor has extra padding=0D - The HID descriptor sets the high bytes of the descriptor length=0D - The HID descriptor has extra unrecognised tags=0D - The HID reset command doesn't appear to work=0D =0D I don't think there is a way to use the I2C HID framework with the cyttsp5.= =0D For anyone interested you can see the work here [2]. In that branch though = I=0D can only obtain a HID descriptor, nothing else works without more core=0D changes.=0D =0D So instead I rebased the series from [1]. Converted to the new yaml DTS=0D documentation, added regulator support and fixed a x/y miscalculation bug.= =0D =0D 1: https://lwn.net/ml/linux-kernel/20180703094309.18514-1-mylene.josserand@= bootlin.com/=0D 2: https://github.com/alistair23/linux/commits/rM2-mainline-cyttsp5-hid=0D =0D Alistair Francis (2):=0D ARM: imx_v6_v7_defconfig: Enable the cyttsp5 touchscreen=0D ARM: dts: imx7d: remarkable2: Enable the cyttsp5=0D =0D Myl=C3=A8ne Josserand (2):=0D Input: Add driver for Cypress Generation 5 touchscreen=0D Documentation: DT: bindings: input: Add documentation for cyttsp5=0D =0D .../input/touchscreen/cypress,tt21000.yaml | 92 ++=0D arch/arm/boot/dts/imx7d-remarkable2.dts | 89 ++=0D arch/arm/configs/imx_v6_v7_defconfig | 1 +=0D drivers/input/touchscreen/Kconfig | 14 +=0D drivers/input/touchscreen/Makefile | 1 +=0D drivers/input/touchscreen/cyttsp5.c | 1002 +++++++++++++++++=0D 6 files changed, 1199 insertions(+)=0D create mode 100644 Documentation/devicetree/bindings/input/touchscreen/cyp= ress,tt21000.yaml=0D create mode 100644 drivers/input/touchscreen/cyttsp5.c=0D =0D -- =0D 2.31.1=0D =0D From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 344F2C433F5 for ; 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Thu, 2 Dec 2021 07:20:23 -0500 (EST) From: Alistair Francis To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: robh+dt@kernel.org, andreas@kemnade.info, alistair23@gmail.com, dmitry.torokhov@gmail.com, linus.walleij@linaro.org, rydberg@bitmath.org, Alistair Francis Subject: [PATCH v3 0/4] Add support for the Cypress cyttsp5 Date: Thu, 2 Dec 2021 22:20:17 +1000 Message-Id: <20211202122021.43124-1-alistair@alistair23.me> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211202_042029_191389_9FD85AAE X-CRM114-Status: GOOD ( 11.58 ) 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: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org VGhpcyBwYXRjaCBzZXJpZXMgYnVpbGRzIG9uIHRvcCBvZiBbMV0gYW5kIGFkZHMgc3VwcG9ydCBm b3IgdGhlIGN5dHRzcDUNCnRvdWNoc2NyZWVuIGNvbnRyb2xsZXIgZm9yIHRoZSByZU1hcmthYmxl IDIuDQoNCkkgZmlyc3QgdHJpZWQgdG8gYWRkIGFuIEkyQyBISUQgZGV2aWNlLiBBbHRob3VnaCB0 aGUgY3l0dHNwNSBoYXMgc29tZSBISUQNCmxvb2tpbmcgYXNwZWN0cyBpdCBpcyBub3QgSElEIGNv bXBhdGlibGUuIEp1c3QgaW4gdHJ5aW5nIHRvIHByb2JlIHRoZSBkZXZpY2UNCkkgZm91bmQ6DQog LSBUaGUgSElEIGRlc2NyaXB0b3IgaGFzIGV4dHJhIHBhZGRpbmcNCiAtIFRoZSBISUQgZGVzY3Jp cHRvciBzZXRzIHRoZSBoaWdoIGJ5dGVzIG9mIHRoZSBkZXNjcmlwdG9yIGxlbmd0aA0KIC0gVGhl IEhJRCBkZXNjcmlwdG9yIGhhcyBleHRyYSB1bnJlY29nbmlzZWQgdGFncw0KIC0gVGhlIEhJRCBy ZXNldCBjb21tYW5kIGRvZXNuJ3QgYXBwZWFyIHRvIHdvcmsNCg0KSSBkb24ndCB0aGluayB0aGVy ZSBpcyBhIHdheSB0byB1c2UgdGhlIEkyQyBISUQgZnJhbWV3b3JrIHdpdGggdGhlIGN5dHRzcDUu DQpGb3IgYW55b25lIGludGVyZXN0ZWQgeW91IGNhbiBzZWUgdGhlIHdvcmsgaGVyZSBbMl0uIElu IHRoYXQgYnJhbmNoIHRob3VnaCBJDQpjYW4gb25seSBvYnRhaW4gYSBISUQgZGVzY3JpcHRvciwg bm90aGluZyBlbHNlIHdvcmtzIHdpdGhvdXQgbW9yZSBjb3JlDQpjaGFuZ2VzLg0KDQpTbyBpbnN0 ZWFkIEkgcmViYXNlZCB0aGUgc2VyaWVzIGZyb20gWzFdLiBDb252ZXJ0ZWQgdG8gdGhlIG5ldyB5 YW1sIERUUw0KZG9jdW1lbnRhdGlvbiwgYWRkZWQgcmVndWxhdG9yIHN1cHBvcnQgYW5kIGZpeGVk IGEgeC95IG1pc2NhbGN1bGF0aW9uIGJ1Zy4NCg0KMTogaHR0cHM6Ly9sd24ubmV0L21sL2xpbnV4 LWtlcm5lbC8yMDE4MDcwMzA5NDMwOS4xODUxNC0xLW15bGVuZS5qb3NzZXJhbmRAYm9vdGxpbi5j b20vDQoyOiBodHRwczovL2dpdGh1Yi5jb20vYWxpc3RhaXIyMy9saW51eC9jb21taXRzL3JNMi1t YWlubGluZS1jeXR0c3A1LWhpZA0KDQpBbGlzdGFpciBGcmFuY2lzICgyKToNCiAgQVJNOiBpbXhf djZfdjdfZGVmY29uZmlnOiBFbmFibGUgdGhlIGN5dHRzcDUgdG91Y2hzY3JlZW4NCiAgQVJNOiBk dHM6IGlteDdkOiByZW1hcmthYmxlMjogRW5hYmxlIHRoZSBjeXR0c3A1DQoNCk15bMOobmUgSm9z c2VyYW5kICgyKToNCiAgSW5wdXQ6IEFkZCBkcml2ZXIgZm9yIEN5cHJlc3MgR2VuZXJhdGlvbiA1 IHRvdWNoc2NyZWVuDQogIERvY3VtZW50YXRpb246IERUOiBiaW5kaW5nczogaW5wdXQ6IEFkZCBk b2N1bWVudGF0aW9uIGZvciBjeXR0c3A1DQoNCiAuLi4vaW5wdXQvdG91Y2hzY3JlZW4vY3lwcmVz cyx0dDIxMDAwLnlhbWwgICAgfCAgIDkyICsrDQogYXJjaC9hcm0vYm9vdC9kdHMvaW14N2QtcmVt YXJrYWJsZTIuZHRzICAgICAgIHwgICA4OSArKw0KIGFyY2gvYXJtL2NvbmZpZ3MvaW14X3Y2X3Y3 X2RlZmNvbmZpZyAgICAgICAgICB8ICAgIDEgKw0KIGRyaXZlcnMvaW5wdXQvdG91Y2hzY3JlZW4v S2NvbmZpZyAgICAgICAgICAgICB8ICAgMTQgKw0KIGRyaXZlcnMvaW5wdXQvdG91Y2hzY3JlZW4v TWFrZWZpbGUgICAgICAgICAgICB8ICAgIDEgKw0KIGRyaXZlcnMvaW5wdXQvdG91Y2hzY3JlZW4v Y3l0dHNwNS5jICAgICAgICAgICB8IDEwMDIgKysrKysrKysrKysrKysrKysNCiA2IGZpbGVzIGNo YW5nZWQsIDExOTkgaW5zZXJ0aW9ucygrKQ0KIGNyZWF0ZSBtb2RlIDEwMDY0NCBEb2N1bWVudGF0 aW9uL2RldmljZXRyZWUvYmluZGluZ3MvaW5wdXQvdG91Y2hzY3JlZW4vY3lwcmVzcyx0dDIxMDAw LnlhbWwNCiBjcmVhdGUgbW9kZSAxMDA2NDQgZHJpdmVycy9pbnB1dC90b3VjaHNjcmVlbi9jeXR0 c3A1LmMNCg0KLS0gDQoyLjMxLjENCg0KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1r ZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWls bWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK