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Sat, 23 Nov 2019 16:40:05 +0800 Received: from RTEXMB03.realtek.com.tw ([fe80::54f9:1e1e:4618:f740]) by RTEXMB03.realtek.com.tw ([fe80::54f9:1e1e:4618:f740%8]) with mapi id 15.01.1779.005; Sat, 23 Nov 2019 16:40:05 +0800 From: James Tai To: =?utf-8?B?QW5kcmVhcyBGw6RyYmVy?= , Marc Zyngier Subject: RE: [PATCH] arm64: dts: realtek: Add Realtek rtd1619 and mjolnir Thread-Topic: [PATCH] arm64: dts: realtek: Add Realtek rtd1619 and mjolnir Thread-Index: AdWTrwRiu8TDC5guRneVMItRk6mPLwAihi8AAIJriSD//6UUgP/7v8ZQgA4x2AD//PfkIIAOmDuAgAAzz4D//i+x8A== Date: Sat, 23 Nov 2019 08:40:04 +0000 Message-ID: <4235c5641f0f4946beeeea8adfd74970@realtek.com> References: <43B123F21A8CFE44A9641C099E4196FFCF91BEFA@RTITMBSVM04.realtek.com.tw> <25fdd8eb-f1a0-82ae-9c4b-22325b163b0e@suse.de> <43B123F21A8CFE44A9641C099E4196FFCF920024@RTITMBSVM04.realtek.com.tw> <7a05ac2c-00bc-b2ac-0a33-be0242d33188@suse.de> <309cd67da48e4702ae3dcc4ca8ab4309@realtek.com> <279fd3a3-17dc-5796-f0b0-e39eb919081f@suse.de> <7c94c59649c04442886a98c057c07654@realtek.com> <23f44f6f4aec90b412d5d7ff6f4d95f1@www.loen.fr> <80d0aed8-3b85-1312-1091-0ced3ab1f5d2@suse.de> In-Reply-To: <80d0aed8-3b85-1312-1091-0ced3ab1f5d2@suse.de> Accept-Language: zh-TW, en-US Content-Language: zh-TW X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [114.37.143.78] MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191123_004029_160403_A47D1A0D X-CRM114-Status: GOOD ( 10.55 ) 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 , Rob Herring , "'linux-kernel@vger.kernel.org'" , "linux-arm-kernel@lists.infradead.org" , "linux-realtek-soc@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 Hi Andreas, > > MMIO, for GICD and GICR. It's about fixing the ranges of the /soc node: > > My proposed > ranges = <0x98000000 0x98000000 0x68000000>; needs to be split, with a gap > between r-bus and GIC for continued RAM. > > https://github.com/afaerber/linux/commit/1884ec6a533c9d5c2b6ca40ee138ff > 7e8312b6c8 > > This goes back to Rob's review of RTD1295 [1], where we then for lack of > memory space documentation assumed that everything beyond 2 GiB would > be potential register space. Here we're dealing with up to 4 GiB though. > > > James, are you planning to send a fix-up patch here? If not, you'll need to tell > me what values to use, e.g., is there a NOR flash region on RTD1619, and does > RAM continue also in between and after GIC, or is there some timer register > behind it, like on RTD1195? > > ranges = <0x00000000 0x00000000 0x00030000>, // ??? boot ROM size > <0x98000000 0x98000000 0x00200000>, // r-bus > // anything here? e.g., NOR flash? > <0xff100000 0xff100000 0x00010000>, // GICD > <0xff140000 0xff140000 0x000c0000>; // GICR > // anything here? e.g., timer enable? > > ranges = <0x00000000 0x00000000 0x00030000>, > <0x98000000 0x98000000 0x00200000>, > <0xff100000 0xff100000 0x00100000>; // whole GIC? > Yes, I'll send a fix-up patch. Regards, James _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel