From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751739AbbCLAhq (ORCPT ); Wed, 11 Mar 2015 20:37:46 -0400 Received: from mail-pa0-f52.google.com ([209.85.220.52]:33813 "EHLO mail-pa0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750709AbbCLAhk (ORCPT ); Wed, 11 Mar 2015 20:37:40 -0400 From: Moritz Fischer To: sre@kernel.org Cc: dbaryshkov@gmail.com, dwmw2@infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Moritz Fischer Subject: [PATCHv3 2/2] dt: power: Add docs for generic SYSCON poweroff driver. Date: Wed, 11 Mar 2015 17:37:19 -0700 Message-Id: <1426120639-4248-3-git-send-email-moritz.fischer@ettus.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1426120639-4248-1-git-send-email-moritz.fischer@ettus.com> References: <1426120639-4248-1-git-send-email-moritz.fischer@ettus.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add documentation for generic SYSCON poweroff driver. Signed-off-by: Moritz Fischer --- .../bindings/power/reset/syscon-poweroff.txt | 23 ++++++++++++++++++++++ 1 file changed, 23 insertions(+) diff --git a/Documentation/devicetree/bindings/power/reset/syscon-poweroff.txt b/Documentation/devicetree/bindings/power/reset/syscon-poweroff.txt new file mode 100644 index 0000000..1e2546f --- /dev/null +++ b/Documentation/devicetree/bindings/power/reset/syscon-poweroff.txt @@ -0,0 +1,23 @@ +Generic SYSCON mapped register poweroff driver + +This is a generic poweroff driver using syscon to map the poweroff register. +The poweroff is generally performed with a write to the poweroff register +defined by the register map pointed by syscon reference plus the offset +with the mask defined in the poweroff node. + +Required properties: +- compatible: should contain "syscon-poweroff" +- regmap: this is phandle to the register map node +- offset: offset in the register map for the poweroff register (in bytes) +- mask: the poweroff value written to the poweroff register (32 bit access) + +Default will be little endian mode, 32 bit access only. + +Examples: + + poweroff { + compatible = "syscon-poweroff"; + regmap = <®mapnode>; + offset = <0x0>; + mask = <0x7a>; + }; -- 1.9.3