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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 17721C433EF for ; Wed, 3 Nov 2021 11:48:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EE3BB61108 for ; Wed, 3 Nov 2021 11:48:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231910AbhKCLvR (ORCPT ); Wed, 3 Nov 2021 07:51:17 -0400 Received: from new2-smtp.messagingengine.com ([66.111.4.224]:49623 "EHLO new2-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230250AbhKCLvO (ORCPT ); Wed, 3 Nov 2021 07:51:14 -0400 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailnew.nyi.internal (Postfix) with ESMTP id 8B3B558073B; Wed, 3 Nov 2021 07:48:37 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Wed, 03 Nov 2021 07:48:37 -0400 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=vvUrm34c7dv+UGdvIdwJr40CsJ T6cIMI3th4q8bRplw=; b=Xfa5wpxrG/xs5eGRA4vWurwqyAp77CPa+CICSSmwIt HMS3KYMY1sxVdFrKRA+xN73WuGu7u6/2BqHSOXjMjj6tDQ2+Z8n2qa5D38oIFw2E 1Gg8jfpZw+i3ruu3yY4HwvoxH2ozpm07lYa3KpP4NSUOc/Dgh1lTzzZh9fRSvR7K IQJHsv2hy1KCMXPouRwgrX08BhEyekXjtRLE6vdG7raq5MGEaH1Ku10naD7vHJ/8 FcKX3upoqIau4PG60uXuHQSFrSAvpPK35JXoYtTxLzOeqIxkaWnNH0hxhYY6W+yd isppuC8GK/HCf6s8lscTSmqKQ2UkA8G5LdnTKGu8A7bQ== 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=vvUrm3 4c7dv+UGdvIdwJr40CsJT6cIMI3th4q8bRplw=; b=j03UfstXNUCEur7gSvZAX9 Brg4j+Gk+ctxHbruLexKyrKraWE9z9mlRJMblI4uqLQMtlIy/7kkoxN7xkoRHT06 S7MKr4xOMz98N516jWwNmN1il06HwFS0JitsFZFlvk1K0Df5SpN7IReVvwtOtIha Kxonp5vJZWf6RzUgPEKSTpOHSmBo+SQjVehI8jFwVzKJ5/cOSFJ1Nl+7Il9NHT77 pUCtEGMYQwZAUlKkzzrkm02iMqhtBgDh0P8H3tZIGCQTzE+doq2EpL0tP/WLozmL ALQ7Y5sViWMHmknbLuZj/mM87PpPs9FtGaanqFOLSN3Br+R+xejHkaSBiJS4+JsQ == X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvuddrtddvgdefudcutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecunecujfgurhephffvufffkffogggtgfesthhqredtre dtjeenucfhrhhomheptehlihhsthgrihhrucfhrhgrnhgtihhsuceorghlihhsthgrihhr segrlhhishhtrghirhdvfedrmhgvqeenucggtffrrghtthgvrhhnpeffledvgeevfeevfe dvvdffieetfefgjeevgeeitefhkeeghfelueekhfejheffgfenucffohhmrghinheplhif nhdrnhgvthdpghhithhhuhgsrdgtohhmnecuvehluhhsthgvrhfuihiivgeptdenucfrrg hrrghmpehmrghilhhfrhhomheprghlihhsthgrihhrsegrlhhishhtrghirhdvfedrmhgv X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 3 Nov 2021 07:48:32 -0400 (EDT) From: Alistair Francis To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: mylene.josserand@free-electrons.com, linus.walleij@linaro.org, andreas@kemnade.info, rydberg@bitmath.org, dmitry.torokhov@gmail.com, robh+dt@kernel.org, alistair23@gmail.com, Alistair Francis Subject: [PATCH v2 0/4] Add support for the Cypress cyttsp5 Date: Wed, 3 Nov 2021 21:48:26 +1000 Message-Id: <20211103114830.62711-1-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 | 1135 +++++++++++++++++=0D 6 files changed, 1332 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CE7AFC433F5 for ; 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Wed, 3 Nov 2021 07:48:32 -0400 (EDT) From: Alistair Francis To: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: mylene.josserand@free-electrons.com, linus.walleij@linaro.org, andreas@kemnade.info, rydberg@bitmath.org, dmitry.torokhov@gmail.com, robh+dt@kernel.org, alistair23@gmail.com, Alistair Francis Subject: [PATCH v2 0/4] Add support for the Cypress cyttsp5 Date: Wed, 3 Nov 2021 21:48:26 +1000 Message-Id: <20211103114830.62711-1-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-20211103_044838_516400_5C375691 X-CRM114-Status: GOOD ( 11.81 ) 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 Y3l0dHNwNS5jICAgICAgICAgICB8IDExMzUgKysrKysrKysrKysrKysrKysNCiA2IGZpbGVzIGNo YW5nZWQsIDEzMzIgaW5zZXJ0aW9ucygrKQ0KIGNyZWF0ZSBtb2RlIDEwMDY0NCBEb2N1bWVudGF0 aW9uL2RldmljZXRyZWUvYmluZGluZ3MvaW5wdXQvdG91Y2hzY3JlZW4vY3lwcmVzcyx0dDIxMDAw LnlhbWwNCiBjcmVhdGUgbW9kZSAxMDA2NDQgZHJpdmVycy9pbnB1dC90b3VjaHNjcmVlbi9jeXR0 c3A1LmMNCg0KLS0gDQoyLjMxLjENCg0KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCmxpbnV4LWFybS1rZXJuZWwgbWFpbGluZyBsaXN0CmxpbnV4LWFybS1r ZXJuZWxAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWls bWFuL2xpc3RpbmZvL2xpbnV4LWFybS1rZXJuZWwK