From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757062AbaIKNV5 (ORCPT ); Thu, 11 Sep 2014 09:21:57 -0400 Received: from top.free-electrons.com ([176.31.233.9]:45999 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757029AbaIKNVy (ORCPT ); Thu, 11 Sep 2014 09:21:54 -0400 From: Boris BREZILLON To: Nicolas Ferre , Jean-Christophe Plagniol-Villard , Alexandre Belloni , Andrew Victor , Alessandro Zummo , rtc-linux@googlegroups.com, Johan Hovold Cc: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Boris BREZILLON Subject: [PATCH v4 8/9] rtc: at91sam9: add DT bindings documentation Date: Thu, 11 Sep 2014 15:18:44 +0200 Message-Id: <1410441525-25258-9-git-send-email-boris.brezillon@free-electrons.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1410441525-25258-1-git-send-email-boris.brezillon@free-electrons.com> References: <1410441525-25258-1-git-send-email-boris.brezillon@free-electrons.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Boris BREZILLON --- .../devicetree/bindings/rtc/atmel,at91sam9-rtc.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 Documentation/devicetree/bindings/rtc/atmel,at91sam9-rtc.txt diff --git a/Documentation/devicetree/bindings/rtc/atmel,at91sam9-rtc.txt b/Documentation/devicetree/bindings/rtc/atmel,at91sam9-rtc.txt new file mode 100644 index 0000000..5b2bb73 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/atmel,at91sam9-rtc.txt @@ -0,0 +1,23 @@ +Atmel AT91SAM9260 Real Time Timer + +Required properties: +- compatible: should be: "atmel,at91sam9260-rtt" +- reg: should encode the memory region of the RTT controller +- interrupts: rtc alarm/event interrupt +- clocks: should contain one clock pointing the the slow clk +- atmel,rtt-rtc-time-reg: should encode the GPBR register used to store + the RTC time. The first cell should point to the GPBR node and + the second one encode the offset within the GPBR block (or in + other words, the GPBR register used to store the current time + value). + + +Example: + +rtt@fffffe00 { + compatible = "atmel,at91sam9260-rtt"; + reg = <0xfffffd20 0x10>; + interrupts = <1 4 7>; + clocks = <&clk32k>; + atmel,rtt-rtc-time-reg = <&gpbr 0x0>; +}; -- 1.9.1