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 X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2467AC49ED9 for ; Tue, 10 Sep 2019 10:53:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E6C7E20692 for ; Tue, 10 Sep 2019 10:53:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732405AbfIJKxd (ORCPT ); Tue, 10 Sep 2019 06:53:33 -0400 Received: from inva020.nxp.com ([92.121.34.13]:60090 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730054AbfIJKxd (ORCPT ); Tue, 10 Sep 2019 06:53:33 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 7F74C1A049D; Tue, 10 Sep 2019 12:53:30 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A76B51A01CA; Tue, 10 Sep 2019 12:53:25 +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 BD762402A5; Tue, 10 Sep 2019 18:53:19 +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: [v4,1/2] dt-bindings: rtc: pcf85263/pcf85363: add some properties Date: Tue, 10 Sep 2019 18:42:46 +0800 Message-Id: <20190910104247.13142-1-biwen.li@nxp.com> X-Mailer: git-send-email 2.9.5 X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-rtc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rtc@vger.kernel.org Add some properties for pcf85263/pcf85363 as follows: - nxp,rtc-interrupt-type: integer type - nxp,rtc-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 v4: - Drop robust defines in include/dt-bindings/rtc/pcf85363.h - Add nxp,rtc-interrupt-type property - Replace interrupt-output-pin with nxp,rtc-interrupt-output-pin Change in v3: - None 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 | 44 ++++++++++++++++++- include/dt-bindings/rtc/pcf85363.h | 14 ++++++ 2 files changed, 57 insertions(+), 1 deletion(-) 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..fc1579463657 100644 --- a/Documentation/devicetree/bindings/rtc/pcf85363.txt +++ b/Documentation/devicetree/bindings/rtc/pcf85363.txt @@ -8,10 +8,52 @@ Required properties: Optional properties: - interrupts: IRQ line for the RTC (not implemented). +- nxp,rtc-interrupt-type: integer property, represent the interrupt's + type. Valid values are + INT_PIE(periodic interrupt enable), + INT_OIE(offset correction interrupt enable), + INT_A1IE(alarm1 interrupt enable), + INT_A2IE(alarm2 interrupt enable), + INT_TSRIE(timestamp register interrupt enable) + INT_BSIE(battery switch interrupt enable), + INT_WDIE(WatchDog interrupt enable,and + compose these values such as: INT_A1IE | INT_A2IE, + but currently only support INT_A1IE, default value is INT_A1IE. + The property and property nxp,rtc-interrupt-output-pin + work together to generate some interrupts on some pins. + +- nxp,rtc-interrupt-output-pin: The interrupt output pin must be + "INTA" or "INTB", default value is "INTA". The property and property + nxp,rtc-interrupt-type work together to generate some interrupts on + some pins. + +- quartz-load-femtofarads: The internal capacitor to select for the quartz, + expressed in femto Farad (fF). Valid values are 6000, 7000 and 12500. + Default value is 12500fF. + +- nxp,quartz-drive-strength: Drive strength for the quartz, + expressed in kilo ohms (kOhm) Valid values are 60, 100 and 500. + Default value is 100kOhm. + +- 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>; + + wakeup-source; + nxp,rtc-interrupt-output-pin = "INTA"; + nxp,rtc-interrupt-type = ; + quartz-load-femtofarads = <12500>; + nxp,quartz-drive-strength = <60>; + 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..6340bf2da8f5 --- /dev/null +++ b/include/dt-bindings/rtc/pcf85363.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _DT_BINDINGS_RTC_PCF85363_H +#define _DT_BINDINGS_RTC_PCF85363_H + +/* Interrupt type */ +#define INT_WDIE (1 << 0) +#define INT_BSIE (1 << 1) +#define INT_TSRIE (1 << 2) +#define INT_A2IE (1 << 3) +#define INT_A1IE (1 << 4) +#define INT_OIE (1 << 5) +#define INT_PIE (1 << 6) + +#endif /* _DT_BINDINGS_RTC_PCF85363_H */ -- 2.17.1