From patchwork Tue Mar 31 10:50:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Wang, Jiada" X-Patchwork-Id: 11467355 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9A4AB92C for ; Tue, 31 Mar 2020 10:51:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8197120B80 for ; Tue, 31 Mar 2020 10:51:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730653AbgCaKvr (ORCPT ); Tue, 31 Mar 2020 06:51:47 -0400 Received: from esa4.mentor.iphmx.com ([68.232.137.252]:43515 "EHLO esa4.mentor.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730433AbgCaKvq (ORCPT ); Tue, 31 Mar 2020 06:51:46 -0400 IronPort-SDR: p2QzR4hAUB+zpiGOFSSu7k+e/bDBBKw4jDwCHzV3Enw4Z+IJaD4SaxyhPYpm6ZLLoQSClUdwKI EB1DZJKcCkGtiJmtNY8F9jwjxava4kzffVJ+U7nnZPLfFeZa9KK6OMUdpRgKCGaLDjH5LaHlUA uIgoeHAGaH8FgpL4te9dDqVvSgFhKmeSsYrGarmt3phDlLWp5aPuaNG2ZkBkEhoJ61Qd/nPLJn Fd3iIghDKKBXCV9MPBVAK0K+cCHTDsyICupDd06MXSzIw7OTyDaQGLkidnmbgW3RytdYd+dPI1 hRc= X-IronPort-AV: E=Sophos;i="5.72,327,1580803200"; d="scan'208";a="47330745" Received: from orw-gwy-01-in.mentorg.com ([192.94.38.165]) by esa4.mentor.iphmx.com with ESMTP; 31 Mar 2020 02:51:46 -0800 IronPort-SDR: gVE+UQkcymKqqMjufc8cPKapeWYToVqryG++rpvDxhUG5bRnobkB083brBVw0GnHIUo+Z7pqwh Igq90E6YG+0i+Pe7terzzZjWUK5uCWtFitbTEVGQLHw9Ddoel7Vowk5OUeYzSzd1N7w2V/mPQY wKdCBIDKX0mzL5By2e0uAGEdS5CrYMY38vOB/vg6S97rvSGsBH5aXNJfajj9/U0hh7cmYWJeed X2Zw/MPNzeekeLTgoGdzynPoj5oGGQDbPyuqHYTEz1R4h91x2rmbqPoU101HVLxQ0tQeW7hsHh les= From: Jiada Wang To: , , , , CC: , , , , Subject: [PATCH v10 13/55] dt-bindings: input: atmel: add suspend mode support Date: Tue, 31 Mar 2020 03:50:09 -0700 Message-ID: <20200331105051.58896-14-jiada_wang@mentor.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200331105051.58896-1-jiada_wang@mentor.com> References: <20200331105051.58896-1-jiada_wang@mentor.com> MIME-Version: 1.0 Sender: linux-input-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Add suspend mode support for atmel touchscreen driver Signed-off-by: Jiada Wang --- .../bindings/input/atmel,maxtouch.txt | 9 ++++++++ MAINTAINERS | 1 + include/dt-bindings/input/atmel_mxt_ts.h | 23 +++++++++++++++++++ 3 files changed, 33 insertions(+) create mode 100644 include/dt-bindings/input/atmel_mxt_ts.h diff --git a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt index c88919480d37..0307e7f7bb43 100644 --- a/Documentation/devicetree/bindings/input/atmel,maxtouch.txt +++ b/Documentation/devicetree/bindings/input/atmel,maxtouch.txt @@ -31,6 +31,15 @@ Optional properties for main touchpad device: - reset-gpios: GPIO specifier for the touchscreen's reset pin (active low) +- atmel,suspend-mode: Select method used to suspend: + MXT_SUSPEND_DEEP_SLEEP - use T7 to suspend the device into deep sleep + MXT_SUSPEND_T9_CTRL - use T9.CTRL to turn off touch processing + MXT_SUSPEND_REGULATOR - use regulators to power down device during suspend + Definitions are in . + +- vdd: Required supply regulator when MXT_SUSPEND_REGULATOR is used to suspend +- avdd: Required supply regulator when MXT_SUSPEND_REGULATOR is used to suspend + Example: touch@4b { diff --git a/MAINTAINERS b/MAINTAINERS index e48ab79879ac..350ae664e6f0 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2873,6 +2873,7 @@ T: git git://github.com/ndyer/linux.git S: Maintained F: Documentation/devicetree/bindings/input/atmel,maxtouch.txt F: drivers/input/touchscreen/atmel_mxt_ts.c +F: include/dt-bindings/input/atmel_mxt_ts.h ATMEL WIRELESS DRIVER M: Simon Kelley diff --git a/include/dt-bindings/input/atmel_mxt_ts.h b/include/dt-bindings/input/atmel_mxt_ts.h new file mode 100644 index 000000000000..41ed0f8111aa --- /dev/null +++ b/include/dt-bindings/input/atmel_mxt_ts.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Atmel maXTouch Touchscreen driver + * + * Copyright (C) 2015 Atmel Corporation + * Author: Nick Dyer + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + */ + +#ifndef __DT_BINDINGS_ATMEL_MXT_TS_H +#define __DT_BINDINGS_ATMEL_MXT_TS_H + +enum mxt_suspend_mode { + MXT_SUSPEND_DEEP_SLEEP = 0, + MXT_SUSPEND_T9_CTRL = 1, + MXT_SUSPEND_REGULATOR = 2, +}; + +#endif /* __DT_BINDINGS_ATMEL_MXT_TS_H */