From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933349AbdKAVLg (ORCPT ); Wed, 1 Nov 2017 17:11:36 -0400 Received: from mail-oi0-f68.google.com ([209.85.218.68]:48357 "EHLO mail-oi0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933124AbdKAVLe (ORCPT ); Wed, 1 Nov 2017 17:11:34 -0400 X-Google-Smtp-Source: ABhQp+SIU0CrwynDvlSi/FDiJ03aOQFzDGKA2LV/03UWD6gQ3zpNNrt3aC4UmEMb2S70B0ELSRjoPg== Date: Wed, 1 Nov 2017 16:11:32 -0500 From: Rob Herring To: Icenowy Zheng Cc: Maxime Ripard , Chen-Yu Tsai , linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com Subject: Re: [PATCH v2 08/10] dt-bindings: add binding for A64 DE2 CCU SRAM Message-ID: <20171101211132.jtbhywkudrev4ux3@rob-hp-laptop> References: <20171027150658.18509-1-icenowy@aosc.io> <20171027150658.18509-9-icenowy@aosc.io> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171027150658.18509-9-icenowy@aosc.io> User-Agent: NeoMutt/20170609 (1.8.3) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Oct 27, 2017 at 11:06:56PM +0800, Icenowy Zheng wrote: > A64's Display Engine 2.0 needs a section of SRAM (SRAM C) to be claimed, > otherwise the whole DE2 memory zone cannot be accessed (kept to all 0). > > Add binding for this, in order to make the DE2 CCU able to claim the > SRAM and enable access to the DE2 clock and reset registers. > > Signed-off-by: Icenowy Zheng > --- > Changes in v2: > - Adds description of the situation when the SRAM is not claimed. > > Documentation/devicetree/bindings/clock/sun8i-de2.txt | 5 +++++ > 1 file changed, 5 insertions(+) Acked-by: Rob Herring