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 A7F36C433FE for ; Wed, 22 Dec 2021 12:46:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240733AbhLVMqN (ORCPT ); Wed, 22 Dec 2021 07:46:13 -0500 Received: from new3-smtp.messagingengine.com ([66.111.4.229]:42671 "EHLO new3-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237086AbhLVMqM (ORCPT ); Wed, 22 Dec 2021 07:46:12 -0500 Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailnew.nyi.internal (Postfix) with ESMTP id BC9715803CD; Wed, 22 Dec 2021 07:46:11 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute1.internal (MEProxy); Wed, 22 Dec 2021 07:46:11 -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=VqlIc527blP2jp4gPa9SQqMVfs nmoyM43VnTaxx6eXM=; b=gDdnj7PXsQldB2H3IIMfKgbeINwEliZe6ko6k6UdaC QdRo9haOXGwqoTRYiI4iBKP6gO/85igSXmlaNjS1L1zJO7VvPl1Si1B1hsO974Uu meT5W9I9/MeaWIy78fRIHx27nhe7kXWRxhTOR+o1VTmSh5iIgZZnJhTzlDYkO4sx 9qEQcxLcQVmfMDaHxywg5Nss/GoGrMV0L+D7+Az5AknU8xJ1rV9RdDv6qBdLhjL7 dPLJaygJKMeQALbPIK0Gtok9LxGZqqg9eDXOAGTKNdGlDTmJJNaRLUgtwZPUWxyq a/w0Hf42aiEj3avjH/HmZr6jpCE/4lEmm059b54MR49Q== 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=VqlIc5 27blP2jp4gPa9SQqMVfsnmoyM43VnTaxx6eXM=; b=UiIDvWc+15HtCtqY85NRpa UD11Sl0aW0y441Aizcb2vPduNkyzibFDiQHdUYAEwsjGNyTzowWRR+Rjz2oj1sHx KduJg9Sg7MhpP3JHr49WqQC++QpoyngaaeWCu2GpYHQ22lLBC0zV7odQHgw+WWAP POyz09QMWO9waaFHc/Tlkl7Wv1JWSAmnKVTykV8z0QOWtlFZNn6bJimwLGHGX9S3 CDUFkVStMRYQ1ZMPYVejthfXygUGa8vSrVgt/WwH6VUFgEACKUmWfD2FgRx8Sc9Q nsVJzObG3vSzCW5ffs3IJWVRTAMGpn2Ke/h3B8Up38BukZsFCnJibBKwbntG3vig == X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvuddruddtiedgfeejucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpefhvffufffkofggtgfgsehtqhertd ertdejnecuhfhrohhmpeetlhhishhtrghirhcuhfhrrghntghishcuoegrlhhishhtrghi rhesrghlihhsthgrihhrvdefrdhmvgeqnecuggftrfgrthhtvghrnhepffelvdegveefve efvddvffeiteefgfejveegieethfekgefhleeukefhjeehfffgnecuffhomhgrihhnpehl fihnrdhnvghtpdhgihhthhhusgdrtghomhenucevlhhushhtvghrufhiiigvpedtnecurf grrhgrmhepmhgrihhlfhhrohhmpegrlhhishhtrghirhesrghlihhsthgrihhrvdefrdhm vg X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 22 Dec 2021 07:46:07 -0500 (EST) From: Alistair Francis To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: dmitry.torokhov@gmail.com, alistair23@gmail.com, robh+dt@kernel.org, linus.walleij@linaro.org, rydberg@bitmath.org, andreas@kemnade.info, Alistair Francis Subject: [PATCH v4 0/4] Add support for the Cypress cyttsp5 Date: Wed, 22 Dec 2021 22:45:59 +1000 Message-Id: <20211222124603.326920-1-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 dt-bindings: input: Add Cypress TT2100 touchscreen controller=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 | 922 ++++++++++++++++++=0D 6 files changed, 1119 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 7E9C2C433EF for ; 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Wed, 22 Dec 2021 07:46:07 -0500 (EST) From: Alistair Francis To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: dmitry.torokhov@gmail.com, alistair23@gmail.com, robh+dt@kernel.org, linus.walleij@linaro.org, rydberg@bitmath.org, andreas@kemnade.info, Alistair Francis Subject: [PATCH v4 0/4] Add support for the Cypress cyttsp5 Date: Wed, 22 Dec 2021 22:45:59 +1000 Message-Id: <20211222124603.326920-1-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-20211222_044617_363869_656B7F4A X-CRM114-Status: GOOD ( 11.16 ) 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 dHM6IGlteDdkLXJlbWFya2FibGUyOiBFbmFibGUgdGhlIGN5dHRzcDUNCg0KTXlsw6huZSBKb3Nz ZXJhbmQgKDIpOg0KICBJbnB1dDogQWRkIGRyaXZlciBmb3IgQ3lwcmVzcyBHZW5lcmF0aW9uIDUg dG91Y2hzY3JlZW4NCiAgZHQtYmluZGluZ3M6IGlucHV0OiBBZGQgQ3lwcmVzcyBUVDIxMDAgdG91 Y2hzY3JlZW4gY29udHJvbGxlcg0KDQogLi4uL2lucHV0L3RvdWNoc2NyZWVuL2N5cHJlc3MsdHQy MTAwMC55YW1sICAgIHwgIDkyICsrDQogYXJjaC9hcm0vYm9vdC9kdHMvaW14N2QtcmVtYXJrYWJs ZTIuZHRzICAgICAgIHwgIDg5ICsrDQogYXJjaC9hcm0vY29uZmlncy9pbXhfdjZfdjdfZGVmY29u ZmlnICAgICAgICAgIHwgICAxICsNCiBkcml2ZXJzL2lucHV0L3RvdWNoc2NyZWVuL0tjb25maWcg ICAgICAgICAgICAgfCAgMTQgKw0KIGRyaXZlcnMvaW5wdXQvdG91Y2hzY3JlZW4vTWFrZWZpbGUg ICAgICAgICAgICB8ICAgMSArDQogZHJpdmVycy9pbnB1dC90b3VjaHNjcmVlbi9jeXR0c3A1LmMg ICAgICAgICAgIHwgOTIyICsrKysrKysrKysrKysrKysrKw0KIDYgZmlsZXMgY2hhbmdlZCwgMTEx OSBpbnNlcnRpb25zKCspDQogY3JlYXRlIG1vZGUgMTAwNjQ0IERvY3VtZW50YXRpb24vZGV2aWNl dHJlZS9iaW5kaW5ncy9pbnB1dC90b3VjaHNjcmVlbi9jeXByZXNzLHR0MjEwMDAueWFtbA0KIGNy ZWF0ZSBtb2RlIDEwMDY0NCBkcml2ZXJzL2lucHV0L3RvdWNoc2NyZWVuL2N5dHRzcDUuYw0KDQot LSANCjIuMzEuMQ0KDQoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KbGludXgtYXJtLWtlcm5lbCBtYWlsaW5nIGxpc3QKbGludXgtYXJtLWtlcm5lbEBsaXN0 cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGlu Zm8vbGludXgtYXJtLWtlcm5lbAo=