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Sun, 22 Jul 2018 14:11:25 -0700 (PDT) Subject: Re: [PATCH v3 0/4] Add basic support for Mediatek MT8183 SoC To: Erin Lo Cc: Mark Rutland , devicetree@vger.kernel.org, Jason Cooper , srv_heupstream , Marc Zyngier , Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Rob Herring , mars.cheng@mediatek.com, linux-serial@vger.kernel.org, yingjoe.chen@mediatek.com, linux-mediatek@lists.infradead.org, Thomas Gleixner , linux-arm-kernel@lists.infradead.org References: <1526538126-51497-1-git-send-email-erin.lo@mediatek.com> <9ba45353-a6e1-9a6e-f05b-4b1679ae9e52@gmail.com> <1532074769.19148.2.camel@mtksdaap41> <2ca76468-198b-b764-c974-374e567e0c93@gmail.com> <1532158134.16009.10.camel@mtksdaap41> From: Matthias Brugger Openpgp: preference=signencrypt Autocrypt: addr=matthias.bgg@gmail.com; prefer-encrypt=mutual; keydata= xsFNBFP1zgUBEAC21D6hk7//0kOmsUrE3eZ55kjc9DmFPKIz6l4NggqwQjBNRHIMh04BbCMY fL3eT7ZsYV5nur7zctmJ+vbszoOASXUpfq8M+S5hU2w7sBaVk5rpH9yW8CUWz2+ZpQXPJcFa OhLZuSKB1F5JcvLbETRjNzNU7B3TdS2+zkgQQdEyt7Ij2HXGLJ2w+yG2GuR9/iyCJRf10Okq gTh//XESJZ8S6KlOWbLXRE+yfkKDXQx2Jr1XuVvM3zPqH5FMg8reRVFsQ+vI0b+OlyekT/Xe 0Hwvqkev95GG6x7yseJwI+2ydDH6M5O7fPKFW5mzAdDE2g/K9B4e2tYK6/rA7Fq4cqiAw1+u EgO44+eFgv082xtBez5WNkGn18vtw0LW3ESmKh19u6kEGoi0WZwslCNaGFrS4M7OH+aOJeqK fx5dIv2CEbxc6xnHY7dwkcHikTA4QdbdFeUSuj4YhIZ+0QlDVtS1QEXyvZbZky7ur9rHkZvP ZqlUsLJ2nOqsmahMTIQ8Mgx9SLEShWqD4kOF4zNfPJsgEMB49KbS2o9jxbGB+JKupjNddfxZ HlH1KF8QwCMZEYaTNogrVazuEJzx6JdRpR3sFda/0x5qjTadwIW6Cl9tkqe2h391dOGX1eOA 1ntn9O/39KqSrWNGvm+1raHK+Ev1yPtn0Wxn+0oy1tl67TxUjQARAQABzSlNYXR0aGlhcyBC cnVnZ2VyIDxtYXR0aGlhcy5iZ2dAZ21haWwuY29tPsLBkgQTAQIAPAIbAwYLCQgHAwIGFQgC CQoLBBYCAwECHgECF4AWIQTmuZIYwPLDJRwsOhfZFAuyVhMC8QUCWt3scQIZAQAKCRDZFAuy VhMC8WzRD/4onkC+gCxG+dvui5SXCJ7bGLCu0xVtiGC673Kz5Aq3heITsERHBV0BqqctOEBy ZozQQe2Hindu9lasOmwfH8+vfTK+2teCgWesoE3g3XKbrOCB4RSrQmXGC3JYx6rcvMlLV/Ch YMRR3qv04BOchnjkGtvm9aZWH52/6XfChyh7XYndTe5F2bqeTjt+kF/ql+xMc4E6pniqIfkv c0wsH4CkBHqoZl9w5e/b9MspTqsU9NszTEOFhy7p2CYw6JEa/vmzR6YDzGs8AihieIXDOfpT DUr0YUlDrwDSrlm/2MjNIPTmSGHH94ScOqu/XmGW/0q1iar/Yr0leomUOeeEzCqQtunqShtE 4Mn2uEixFL+9jiVtMjujr6mphznwpEqObPCZ3IcWqOFEz77rSL+oqFiEA03A2WBDlMm++Sve 9jpkJBLosJRhAYmQ6ey6MFO6Krylw1LXcq5z1XQQavtFRgZoruHZ3XlhT5wcfLJtAqrtfCe0 aQ0kJW+4zj9/So0uxJDAtGuOpDYnmK26dgFN0tAhVuNInEVhtErtLJHeJzFKJzNyQ4GlCaLw jKcwWcqDJcrx9R7LsCu4l2XpKiyxY6fO4O8DnSleVll9NPfAZFZvf8AIy3EQ8BokUsiuUYHz wUo6pclk55PZRaAsHDX/fNr24uC6Eh5oNQ+v4Pax/gtyyc7BTQRT9gkSARAApxtQ4zUMC512 kZ+gCiySFcIF/mAf7+l45689Tn7LI1xmPQrAYJDoqQVXcyh3utgtvBvDLmpQ+1BfEONDWc8K RP6Abo35YqBx3udAkLZgr/RmEg3+Tiof+e1PJ2zRh5zmdei5MT8biE2zVd9DYSJHZ8ltEWIA LC9lAsv9oa+2L6naC+KFF3i0m5mxklgFoSthswUnonqvclsjYaiVPoSldDrreCPzmRCUd8zn f//Z4BxtlTw3SulF8weKLJ+Hlpw8lwb3sUl6yPS6pL6UV45gyWMe677bVUtxLYOu+kiv2B/+ nrNRDs7B35y/J4t8dtK0S3M/7xtinPiYRmsnJdk+sdAe8TgGkEaooF57k1aczcJlUTBQvlYA Eg2NJnqaKg3SCJ4fEuT8rLjzuZmLkoHNumhH/mEbyKca82HvANu5C9clyQusJdU+MNRQLRmO Ad/wxGLJ0xmAye7Ozja86AIzbEmuNhNH9xNjwbwSJNZefV2SoZUv0+V9EfEVxTzraBNUZifq v6hernMQXGxs+lBjnyl624U8nnQWnA8PwJ2hI3DeQou1HypLFPeY9DfWv4xYdkyeOtGpueeB lqhtMoZ0kDw2C3vzj77nWwBgpgn1Vpf4hG/sW/CRR6tuIQWWTvUM3ACa1pgEsBvIEBiVvPxy AtL+L+Lh1Sni7w3HBk1EJvUAEQEAAcLBXwQYAQIACQUCU/YJEgIbDAAKCRDZFAuyVhMC8Qnd EACuN16mvivnWwLDdypvco5PF8w9yrfZDKW4ggf9TFVB9skzMNCuQc+tc+QM+ni2c4kKIdz2 jmcg6QytgqVum6V1OsNmpjADaQkVp5jL0tmg6/KA9Tvr07Kuv+Uo4tSrS/4djDjJnXHEp/tB +Fw7CArNtUtLlc8SuADCmMD+kBOVWktZyzkBkDfBXlTWl46T/8291lEspDWe5YW1ZAH/HdCR 1rQNZWjNCpB2Cic58CYMD1rSonCnbfUeyZYNNhNHZosl4dl7f+am87Q2x3pK0DLSoJRxWb7v ZB0uo9CzCSm3I++aYozF25xQoT+7zCx2cQi33jwvnJAK1o4VlNx36RfrxzBqc1uZGzJBCQu4 8UjmUSsTwWC3HpE/D9sM+xACs803lFUIZC5H62G059cCPAXKgsFpNMKmBAWweBkVJAisoQeX 50OP+/11ArV0cv+fOTfJj0/KwFXJaaYh3LUQNILLBNxkSrhCLl8dUg53IbHx4NfIAgqxLWGf XM8DY1aFdU79pac005PuhxCWkKTJz3gCmznnoat4GCnL5gy/m0Qk45l4PFqwWXVLo9AQg2Kp 3mlIFZ6fsEKIAN5hxlbNvNb9V2Zo5bFZjPWPFTxOteM0omUAS+QopwU0yPLLGJVf2iCmItHc UXI+r2JwH1CJjrHWeQEI2ucSKsNa8FllDmG/fQ== Message-ID: <1dc23f5f-50f5-e9da-f367-17cd84eace87@gmail.com> Date: Sun, 22 Jul 2018 23:11:24 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: <1532158134.16009.10.camel@mtksdaap41> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 21/07/18 09:28, Erin Lo wrote: > On Fri, 2018-07-20 at 12:44 +0200, Matthias Brugger wrote: >> >> On 20/07/18 10:19, Erin Lo wrote: >>> On Mon, 2018-07-16 at 11:28 +0200, Matthias Brugger wrote: >>>> Hi Erin, >>>> >>>> On 17/05/18 08:22, Erin Lo wrote: >>>>> MT8183 is a SoC based on 64bit ARMv8 architecture. >>>>> It contains 4 CA53 and 4 CA73 cores. >>>>> MT8183 share many HW IP with MT65xx series. >>>>> This patchset was tested on MT8183 evaluation board, and boot to shell ok. >>>>> >>>>> This series contains document bindings, device tree including interrupt, uart. >>>>> >>>>> Change in v3: >>>>> 1. Fill out GICC, GICH, GICV regions >>>>> 2. Update Copyright to 2018 >>>>> >>>>> Change in v2: >>>>> 1. Split dt-bindings into different patches >>>>> 2. Correct bindings for supported SoCs (mtk-uart.txt) >>>>> >>>>> Ben Ho (1): >>>>> arm64: dts: Add Mediatek SoC MT8183 and evaluation board dts and >>>>> Makefile >>>>> >>>>> Erin Lo (3): >>>>> dt-bindings: arm: Add bindings for Mediatek MT8183 SoC Platform >>>>> dt-bindings: mtk-sysirq: Add compatible for Mediatek MT8183 >>>>> dt-bindings: serial: Add compatible for Mediatek MT8183 >>>>> >>>> >>>> I'm a bit reluctant to take this series, as it will only enable the EVB board to >>>> boot into a serial console. Are you planning to add support for other devices of >>>> this SoC? >>>> >>>> Apart please take into account that there is an issue with the dts file, as you >>>> were told by the kbuild test robot. >>>> >>>> Regards, >>>> Matthias >>>> >>> >>> Hi, Matthias >>> Sorry for missing this letter...since mail proxy server. >>> We plan to add support all the devices of MT8183 in serious. >>> We have implemented the clock and pinctrl driver for upstream and they >>> are in internal review right now. >>> >> >> Nice to hear that :) >> >>> About the dts issue... do you suggest me to send new patch right now or >>> wait for clock and pinctrl driver ready then send them together? >>> >> >> I would prefer that you send at least the clock controller together, so that we >> don't have any dummy clocks in the basic device tree. >> >> Regards, >> Matthias >> > > Got it! Next patch, we will send them with clock controller without > dummy clocks in the basic device tree. > By the way, the clock controller driver of MT8183 is a little bit > different from former ICs, so we need more time to prepare them. > We will send them to public as soon as possible. > Thanks for the info. Best regards, Matthias From mboxrd@z Thu Jan 1 00:00:00 1970 From: matthias.bgg@gmail.com (Matthias Brugger) Date: Sun, 22 Jul 2018 23:11:24 +0200 Subject: [PATCH v3 0/4] Add basic support for Mediatek MT8183 SoC In-Reply-To: <1532158134.16009.10.camel@mtksdaap41> References: <1526538126-51497-1-git-send-email-erin.lo@mediatek.com> <9ba45353-a6e1-9a6e-f05b-4b1679ae9e52@gmail.com> <1532074769.19148.2.camel@mtksdaap41> <2ca76468-198b-b764-c974-374e567e0c93@gmail.com> <1532158134.16009.10.camel@mtksdaap41> Message-ID: <1dc23f5f-50f5-e9da-f367-17cd84eace87@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 21/07/18 09:28, Erin Lo wrote: > On Fri, 2018-07-20 at 12:44 +0200, Matthias Brugger wrote: >> >> On 20/07/18 10:19, Erin Lo wrote: >>> On Mon, 2018-07-16 at 11:28 +0200, Matthias Brugger wrote: >>>> Hi Erin, >>>> >>>> On 17/05/18 08:22, Erin Lo wrote: >>>>> MT8183 is a SoC based on 64bit ARMv8 architecture. >>>>> It contains 4 CA53 and 4 CA73 cores. >>>>> MT8183 share many HW IP with MT65xx series. >>>>> This patchset was tested on MT8183 evaluation board, and boot to shell ok. >>>>> >>>>> This series contains document bindings, device tree including interrupt, uart. >>>>> >>>>> Change in v3: >>>>> 1. Fill out GICC, GICH, GICV regions >>>>> 2. Update Copyright to 2018 >>>>> >>>>> Change in v2: >>>>> 1. Split dt-bindings into different patches >>>>> 2. Correct bindings for supported SoCs (mtk-uart.txt) >>>>> >>>>> Ben Ho (1): >>>>> arm64: dts: Add Mediatek SoC MT8183 and evaluation board dts and >>>>> Makefile >>>>> >>>>> Erin Lo (3): >>>>> dt-bindings: arm: Add bindings for Mediatek MT8183 SoC Platform >>>>> dt-bindings: mtk-sysirq: Add compatible for Mediatek MT8183 >>>>> dt-bindings: serial: Add compatible for Mediatek MT8183 >>>>> >>>> >>>> I'm a bit reluctant to take this series, as it will only enable the EVB board to >>>> boot into a serial console. Are you planning to add support for other devices of >>>> this SoC? >>>> >>>> Apart please take into account that there is an issue with the dts file, as you >>>> were told by the kbuild test robot. >>>> >>>> Regards, >>>> Matthias >>>> >>> >>> Hi, Matthias >>> Sorry for missing this letter...since mail proxy server. >>> We plan to add support all the devices of MT8183 in serious. >>> We have implemented the clock and pinctrl driver for upstream and they >>> are in internal review right now. >>> >> >> Nice to hear that :) >> >>> About the dts issue... do you suggest me to send new patch right now or >>> wait for clock and pinctrl driver ready then send them together? >>> >> >> I would prefer that you send at least the clock controller together, so that we >> don't have any dummy clocks in the basic device tree. >> >> Regards, >> Matthias >> > > Got it! Next patch, we will send them with clock controller without > dummy clocks in the basic device tree. > By the way, the clock controller driver of MT8183 is a little bit > different from former ICs, so we need more time to prepare them. > We will send them to public as soon as possible. > Thanks for the info. Best regards, Matthias