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Tue, 23 Jul 2019 12:54:39 -0500 Received: from DLEE101.ent.ti.com (157.170.170.31) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Tue, 23 Jul 2019 12:54:39 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Tue, 23 Jul 2019 12:54:39 -0500 Received: from [128.247.58.153] (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id x6NHsdfq079418; Tue, 23 Jul 2019 12:54:39 -0500 Subject: Re: [PATCH 3/4] arm64: dts: ti: k3-j721e-main: Add mailbox cluster nodes To: Nishanth Menon References: <20190722202024.14867-1-s-anna@ti.com> <20190722202024.14867-4-s-anna@ti.com> <20190723113729.gkgq3kf2mman5m4q@kahuna> From: Suman Anna Message-ID: Date: Tue, 23 Jul 2019 12:54:39 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190723113729.gkgq3kf2mman5m4q@kahuna> Content-Language: en-US X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190723_105440_554001_48F6CB81 X-CRM114-Status: GOOD ( 14.97 ) 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: Tero Kristo , devicetree@vger.kernel.org, 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+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 7/23/19 6:37 AM, Nishanth Menon wrote: > On 15:20-20190722, Suman Anna wrote: >> The J721E Main NavSS block contains a Mailbox IP instance with >> multiple clusters. Each cluster is equivalent to an Mailbox IP >> instance on OMAP platforms. >> >> Add all the Mailbox clusters as their own nodes under the MAIN >> NavSS cbass_main_navss interconnect node instead of creating an >> almost empty parent node for the new K3 mailbox IP and the clusters >> as its child nodes. All these nodes are marked as disabled, and >> they need to be enabled along with the appropriate child nodes >> on a need basis. >> >> NOTE: >> The NavSS only has a limited number of interrupts, so all the >> interrupts generated by a Mailbox IP are not added by default. >> Only the needed interrupts that are targeted towards the A72 >> GIC will need to be be added later on when some sub-mailbox >> child nodes are added. >> >> Signed-off-by: Suman Anna >> --- >> arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 108 ++++++++++++++++++++++ >> 1 file changed, 108 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi >> index a2e031f7d88e..319d423b3440 100644 >> --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi >> +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi >> @@ -95,6 +95,114 @@ >> reg = <0x00 0x30e00000 0x00 0x1000>; >> #hwlock-cells = <1>; >> }; >> + >> + mailbox0_cluster0: mailbox@31f80000 { >> + compatible = "ti,am654-mailbox"; >> + reg = <0x00 0x31f80000 0x00 0x200>; >> + #mbox-cells = <1>; >> + ti,mbox-num-users = <4>; >> + ti,mbox-num-fifos = <16>; >> + status = "disabled"; > > Please drop disabled. Same comment as on the AM65x patch (patch 1). regards Suman _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel