From patchwork Tue Sep 3 02:30:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biwen Li X-Patchwork-Id: 1156776 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=nxp.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46MrmY1XQ0z9sDB for ; Tue, 3 Sep 2019 12:41:01 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726670AbfICCk5 (ORCPT ); Mon, 2 Sep 2019 22:40:57 -0400 Received: from inva021.nxp.com ([92.121.34.21]:34420 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726450AbfICCk5 (ORCPT ); Mon, 2 Sep 2019 22:40:57 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id C4B1B20010C; Tue, 3 Sep 2019 04:40:54 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 34891200214; Tue, 3 Sep 2019 04:40:50 +0200 (CEST) Received: from titan.ap.freescale.net (TITAN.ap.freescale.net [10.192.208.233]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 46BC6402B7; Tue, 3 Sep 2019 10:40:44 +0800 (SGT) From: Biwen Li To: a.zummo@towertech.it, alexandre.belloni@bootlin.com, robh+dt@kernel.org, mark.rutland@arm.com, leoyang.li@nxp.com Cc: linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Biwen Li , Martin Fuzzey Subject: [v2,1/2] dt-bindings: rtc: pcf85263/pcf85363: add some properties Date: Tue, 3 Sep 2019 10:30:37 +0800 Message-Id: <20190903023038.16921-1-biwen.li@nxp.com> X-Mailer: git-send-email 2.9.5 X-Virus-Scanned: ClamAV using ClamSMTP Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add some properties for pcf85263/pcf85363 as follows: - interrupt-output-pin: string type - quartz-load-femtofarads: integer type - nxp,quartz-drive-strength: integer type - nxp,quartz-low-jitter: bool type - wakeup-source: bool type Signed-off-by: Martin Fuzzey Signed-off-by: Biwen Li --- Change in v2: - Replace properties name quartz-load-capacitance -> quartz-load-femtofarads quartz-drive-strength -> nxp,quartz-drive-strength quartz-low-jitter -> nxp,quartz-low-jitter - Replace drive strength name PCF85263_QUARTZDRIVE_NORMAL -> PCF85263_QUARTZDRIVE_100ko PCF85263_QUARTZDRIVE_LOW -> PCF85263_QUARTZDRIVE_60ko PCF85263_QUARTZDRIVE_HIGH -> PCF85263_QUARTZDRIVE_500ko - Set default interrupt-output-pin as "INTA" .../devicetree/bindings/rtc/pcf85363.txt | 29 +++++++++++++++++++ include/dt-bindings/rtc/pcf85363.h | 15 ++++++++++ 2 files changed, 44 insertions(+) create mode 100644 include/dt-bindings/rtc/pcf85363.h diff --git a/Documentation/devicetree/bindings/rtc/pcf85363.txt b/Documentation/devicetree/bindings/rtc/pcf85363.txt index 94adc1cf93d9..588f688b30d1 100644 --- a/Documentation/devicetree/bindings/rtc/pcf85363.txt +++ b/Documentation/devicetree/bindings/rtc/pcf85363.txt @@ -8,10 +8,39 @@ Required properties: Optional properties: - interrupts: IRQ line for the RTC (not implemented). +- interrupt-output-pin: The interrupt output pin must be + "INTA" or "INTB", default value is "INTA" + +- quartz-load-femtofarads: The internal capacitor to select for the quartz: + PCF85263_QUARTZCAP_7pF [0] + PCF85263_QUARTZCAP_6pF [1] + PCF85263_QUARTZCAP_12p5pF [2] DEFAULT + +- nxp,quartz-drive-strength: Drive strength for the quartz: + PCF85263_QUARTZDRIVE_100ko [0] DEFAULT + PCF85263_QUARTZDRIVE_60ko [1] + PCF85263_QUARTZDRIVE_500ko [2] + +- nxp,quartz-low-jitter: Boolean property, if present enables low jitter mode + which reduces jitter at the cost of increased power consumption. + +- wakeup-source: Boolean property, Please refer to + Documentation/devicetree/bindings/power/wakeup-source.txt + Example: pcf85363: pcf85363@51 { compatible = "nxp,pcf85363"; reg = <0x51>; + + interrupt-parent = <&gpio1>; + interrupts = <18 IRQ_TYPE_EDGE_FALLING>; + + #include + wakeup-source; + interrupt-output-pin = "INTA"; + quartz-load-femtofarads = ; + nxp,quartz-drive-strength = ; + nxp,quartz-low-jitter; }; diff --git a/include/dt-bindings/rtc/pcf85363.h b/include/dt-bindings/rtc/pcf85363.h new file mode 100644 index 000000000000..f71b151bc481 --- /dev/null +++ b/include/dt-bindings/rtc/pcf85363.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _DT_BINDINGS_RTC_PCF85363_H +#define _DT_BINDINGS_RTC_PCF85363_H + +/* Quartz capacitance */ +#define PCF85363_QUARTZCAP_7pF 0 +#define PCF85363_QUARTZCAP_6pF 1 +#define PCF85363_QUARTZCAP_12p5pF 2 + +/* Quartz drive strength */ +#define PCF85363_QUARTZDRIVE_100ko 0 +#define PCF85363_QUARTZDRIVE_60ko 1 +#define PCF85363_QUARTZDRIVE_500ko 2 + +#endif /* _DT_BINDINGS_RTC_PCF85363_H */