From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754237AbbJ2Mzv (ORCPT ); Thu, 29 Oct 2015 08:55:51 -0400 Received: from szxga01-in.huawei.com ([58.251.152.64]:64247 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750753AbbJ2Mzt (ORCPT ); Thu, 29 Oct 2015 08:55:49 -0400 From: Chen Feng To: , , , , , , Subject: [PATCH V6 1/3] Add DT bindings documentation for hi6220 SoC reset controller. Date: Thu, 29 Oct 2015 20:55:01 +0800 Message-ID: <1446123303-91956-1-git-send-email-puck.chen@hisilicon.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.184.163.62] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org docs: dts: Added documentation for hi6220 Reset Controller Signed-off-by: Chen Feng --- .../bindings/reset/hisilicon,hi6220-reset.txt | 32 ++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt diff --git a/Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt b/Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt new file mode 100644 index 0000000..be06352 --- /dev/null +++ b/Documentation/devicetree/bindings/reset/hisilicon,hi6220-reset.txt @@ -0,0 +1,32 @@ +Hisilicon System Reset Controller +====================================== + +Please also refer to reset.txt in this directory for common reset +controller binding usage. + +The reset controller registers are part of the system-ctl block on +hi6220 SoC. + +Required properties: +- compatible: may be "hisilicon,hi6220-sysctrl" +- reg: should be register base and length as documented in the + datasheet +- #reset-cells: 1, see below + +Example: +sys_ctrl: sys_ctrl@f7030000 { + compatible = "hisilicon,hi6220-sysctrl", "syscon"; + reg = <0x0 0xf7030000 0x0 0x2000>; + #clock-cells = <1>; + #reset-cells = <1>; +}; + +Specifying reset lines connected to IP modules +============================================== +example: + + uart1: uart1@..... { + ... + resets = <&sys_ctrl 0x305>; + ... + }; -- 1.9.1