From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stanimir Varbanov Subject: Re: [PATCH 0/2] Bypass BAM init if Remotely controlled Date: Tue, 22 Mar 2016 11:55:56 +0200 Message-ID: <56F116AC.2000704@mm-sol.com> References: <1458640151-15150-1-git-send-email-gpramod@codeaurora.org> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1458640151-15150-1-git-send-email-gpramod-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Pramod Gurav , andy.gross-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: dmaengine-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, vinod.koul-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, okaya-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, architt-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org List-Id: linux-arm-msm@vger.kernel.org On 03/22/2016 11:49 AM, Pramod Gurav wrote: > On some QOCM platforms(eg 8996) BAM control registers are managed remotely > hence can not be accessed by application processor for writes. So skip the bam_init > for any such platform if DT property is set. > > Tested on 8996 (BAM Global control is through remote) and DB410C boards. > Tested with i2c DMA on these targets which uses BAM as DMA controller. I have similar patches at [1] already, could you check them first. [1] https://lkml.org/lkml/2015/12/1/113 -- regards, Stan -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html