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[24.155.109.49]) by smtp.gmail.com with ESMTPSA id c64sm476495oia.49.2020.11.05.08.53.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Nov 2020 08:53:32 -0800 (PST) Received: (nullmailer pid 1470649 invoked by uid 1000); Thu, 05 Nov 2020 16:53:31 -0000 Date: Thu, 5 Nov 2020 10:53:31 -0600 From: Rob Herring To: Nishanth Menon Subject: Re: [PATCH 8/8] arm64: dts: ti: k3-j721e-main: Fix PCIe maximum outbound regions Message-ID: <20201105165331.GA55814@bogus> References: <20201102101154.13598-1-kishon@ti.com> <20201102101154.13598-9-kishon@ti.com> <20201102164137.ntl3v6gu274ek2r2@gauze> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201102164137.ntl3v6gu274ek2r2@gauze> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201105_115336_668913_7DF7C31D X-CRM114-Status: GOOD ( 15.64 ) 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: devicetree@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Kishon Vijay Abraham I , Tero Kristo , Bjorn Helgaas , Lee Jones , linux-arm-kernel@lists.infradead.org, Roger Quadros 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 Mon, Nov 02, 2020 at 10:41:37AM -0600, Nishanth Menon wrote: > On 15:41-20201102, Kishon Vijay Abraham I wrote: > > PCIe controller in J721E supports a maximum of 32 outbound regions. > > commit 4e5833884f66 ("arm64: dts: ti: k3-j721e-main: Add PCIe device tree > > nodes") incorrectly added maximum number of outbound regions to 16. Fix > > it here. > > > > Fixes: 4e5833884f66 ("arm64: dts: ti: k3-j721e-main: Add PCIe device tree nodes") > > Signed-off-by: Kishon Vijay Abraham I > > --- > > arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 8 ++++---- > > 1 file changed, 4 insertions(+), 4 deletions(-) > > > > diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi > > index e2a96b2c423c..61b533130ed1 100644 > > --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi > > +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi > > @@ -652,7 +652,7 @@ > > power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>; > > clocks = <&k3_clks 239 1>; > > clock-names = "fck"; > > - cdns,max-outbound-regions = <16>; > > + cdns,max-outbound-regions = <32>; Can this be made detectable instead? Write to region registers and check the write sticks? I'm doing this for the DWC controller. Or make the property optional with the default being the max (32). Rob _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel