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Wed, 12 Aug 2020 09:55:08 -0700 (PDT) Received: from xps15 ([64.188.179.248]) by smtp.gmail.com with ESMTPSA id a9sm1236374iol.9.2020.08.12.09.55.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Aug 2020 09:55:07 -0700 (PDT) Received: (nullmailer pid 2363799 invoked by uid 1000); Wed, 12 Aug 2020 16:55:04 -0000 Date: Wed, 12 Aug 2020 10:55:04 -0600 From: Rob Herring To: Yongqiang Niu Subject: Re: [RESEND v7, PATCH 1/7] dt-bindings: mediatek: add rdma_fifo_size description for mt8183 display Message-ID: <20200812165504.GA2361465@bogus> References: <1596855231-5782-1-git-send-email-yongqiang.niu@mediatek.com> <1596855231-5782-2-git-send-email-yongqiang.niu@mediatek.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1596855231-5782-2-git-send-email-yongqiang.niu@mediatek.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200812_125509_793574_DAE82EFE X-CRM114-Status: GOOD ( 17.40 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Philipp Zabel , David Airlie , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Matthias Brugger , linux-mediatek@lists.infradead.org, Daniel Vetter , CK Hu , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Sat, Aug 08, 2020 at 10:53:45AM +0800, Yongqiang Niu wrote: > rdma fifo size may be different even in same SOC, add this > property to the corresponding rdma > > Change-Id: I67635ec7f3f59cf4cbc7737285e5e28ff0ab71c9 > Signed-off-by: Yongqiang Niu > --- > .../devicetree/bindings/display/mediatek/mediatek,disp.txt | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt > index b91e709..e6bbe32 100644 > --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt > +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.txt > @@ -66,6 +66,11 @@ Required properties (DMA function blocks): > argument, see Documentation/devicetree/bindings/iommu/mediatek,iommu.txt > for details. > > +Optional properties (RDMA function blocks): > +- mediatek,rdma_fifo_size: rdma fifo size may be different even in same SOC, add this mediatek,rdma-fifo-size What's the range/set of valid values? > + property to the corresponding rdma > + the value is the Max value which defined in hardware data sheet. > + > Examples: > > mmsys: clock-controller@14000000 { > @@ -207,3 +212,12 @@ od@14023000 { > power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; > clocks = <&mmsys CLK_MM_DISP_OD>; > }; > + > +rdma1: rdma@1400c000 { Does a new property really need a whole new example? > + compatible = "mediatek,mt8183-disp-rdma"; > + reg = <0 0x1400c000 0 0x1000>; > + interrupts = ; > + power-domains = <&scpsys MT8183_POWER_DOMAIN_DISP>; > + clocks = <&mmsys CLK_MM_DISP_RDMA1>; > + mediatek,rdma_fifo_size = <2048>; > +}; > -- > 1.8.1.1.dirty _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel