From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752686AbbKPN42 (ORCPT ); Mon, 16 Nov 2015 08:56:28 -0500 Received: from mail.kernel.org ([198.145.29.136]:41029 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751929AbbKPN4Z (ORCPT ); Mon, 16 Nov 2015 08:56:25 -0500 Date: Mon, 16 Nov 2015 07:56:19 -0600 From: Rob Herring To: John Garry Cc: JBottomley@odin.com, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, arnd@arndb.de, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linuxarm@huawei.com, john.garry2@mail.dcu.ie, hare@suse.de, xuwei5@hisilicon.com, zhangfei.gao@linaro.org Subject: Re: [PATCH v4 02/32] devicetree: bindings: scsi: HiSi SAS Message-ID: <20151116135619.GA29577@rob-hp-laptop> References: <1447679178-220222-1-git-send-email-john.garry@huawei.com> <1447679178-220222-3-git-send-email-john.garry@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1447679178-220222-3-git-send-email-john.garry@huawei.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 16, 2015 at 09:05:48PM +0800, John Garry wrote: > Add devicetree bindings for HiSilicon SAS driver. > > Signed-off-by: John Garry > Signed-off-by: Zhangfei Gao Acked-by: Rob Herring > --- > .../devicetree/bindings/scsi/hisilicon-sas.txt | 69 ++++++++++++++++++++++ > 1 file changed, 69 insertions(+) > create mode 100644 Documentation/devicetree/bindings/scsi/hisilicon-sas.txt > > diff --git a/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt b/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt > new file mode 100644 > index 0000000..f67e761 > --- /dev/null > +++ b/Documentation/devicetree/bindings/scsi/hisilicon-sas.txt > @@ -0,0 +1,69 @@ > +* HiSilicon SAS controller > + > +The HiSilicon SAS controller supports SAS/SATA. > + > +Main node required properties: > + - compatible : value should be as follows: > + (a) "hisilicon,hip05-sas-v1" for v1 hw in hip05 chipset > + - sas-addr : array of 8 bytes for host SAS address > + - reg : Address and length of the SAS register > + - hisilicon,sas-syscon: phandle of syscon used for sas control > + - ctrl-reset-reg : offset to controller reset register in ctrl reg > + - ctrl-reset-sts-reg : offset to controller reset status register in ctrl reg > + - ctrl-clock-ena-reg : offset to controller clock enable register in ctrl reg > + - queue-count : number of delivery and completion queues in the controller > + - phy-count : number of phys accessible by the controller > + - interrupts : Interrupts for phys, completion queues, and fatal > + sources; the interrupts are ordered in 3 groups, as follows: > + - Phy interrupts > + - Completion queue interrupts > + - Fatal interrupts > + Phy interrupts : Each phy has 3 interrupt sources: > + - broadcast > + - phyup > + - abnormal > + The phy interrupts are ordered into groups of 3 per phy > + (broadcast, phyup, and abnormal) in increasing order. > + Completion queue interrupts : each completion queue has 1 > + interrupt source. > + The interrupts are ordered in increasing order. > + Fatal interrupts : the fatal interrupts are ordered as follows: > + - ECC > + - AXI bus > + > +Example: > + sas0: sas@c1000000 { > + compatible = "hisilicon,hip05-sas-v1"; > + sas-addr = [50 01 88 20 16 00 00 0a]; > + reg = <0x0 0xc1000000 0x0 0x10000>; > + hisilicon,sas-syscon = <&pcie_sas>; > + ctrl-reset-reg = <0xa60>; > + ctrl-reset-sts-reg = <0x5a30>; > + ctrl-clock-ena-reg = <0x338>; > + queue-count = <32>; > + phy-count = <8>; > + dma-coherent; > + interrupt-parent = <&mbigen_dsa>; > + interrupts = <259 4>,<263 4>,<264 4>,/* phy0 */ > + <269 4>,<273 4>,<274 4>,/* phy1 */ > + <279 4>,<283 4>,<284 4>,/* phy2 */ > + <289 4>,<293 4>,<294 4>,/* phy3 */ > + <299 4>,<303 4>,<304 4>,/* phy4 */ > + <309 4>,<313 4>,<314 4>,/* phy5 */ > + <319 4>,<323 4>,<324 4>,/* phy6 */ > + <329 4>,<333 4>,<334 4>,/* phy7 */ > + <336 1>,<337 1>,<338 1>,/* cq0-2 */ > + <339 1>,<340 1>,<341 1>,/* cq3-5 */ > + <342 1>,<343 1>,<344 1>,/* cq6-8 */ > + <345 1>,<346 1>,<347 1>,/* cq9-11 */ > + <348 1>,<349 1>,<350 1>,/* cq12-14 */ > + <351 1>,<352 1>,<353 1>,/* cq15-17 */ > + <354 1>,<355 1>,<356 1>,/* cq18-20 */ > + <357 1>,<358 1>,<359 1>,/* cq21-23 */ > + <360 1>,<361 1>,<362 1>,/* cq24-26 */ > + <363 1>,<364 1>,<365 1>,/* cq27-29 */ > + <366 1>,<367 1>/* cq30-31 */ > + <376 4>,/* fatal ecc */ > + <381 4>;/* fatal axi */ > + status = "disabled"; > + }; > -- > 1.9.1 > > -- > To unsubscribe from this list: send the line "unsubscribe devicetree" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html