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Mon, 17 Jan 2022 13:26:09 +0000 (GMT) Received: from epsmgms1p2.samsung.com (unknown [182.195.42.42]) by epsmtrp1.samsung.com (KnoxPortal) with ESMTP id 20220117132609epsmtrp115d45856a6933f230ea84e93ed2b2dd1~LEbeWnVEE1765217652epsmtrp18; Mon, 17 Jan 2022 13:26:09 +0000 (GMT) X-AuditID: b6c32a4a-dfbff7000000b6e6-e6-61e56e466d5d Received: from epsmtip1.samsung.com ( [182.195.34.30]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id 89.2A.08738.17E65E16; Mon, 17 Jan 2022 22:26:09 +0900 (KST) Received: from alimakhtar03 (unknown [107.122.12.5]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20220117132607epsmtip1ed04742abc9fee9b50b79ca74fe17ee6~LEbcQmvjr2208722087epsmtip1E; Mon, 17 Jan 2022 13:26:06 +0000 (GMT) From: "Alim Akhtar" To: "'Krzysztof Kozlowski'" , , Cc: , , , , , , , , , , In-Reply-To: <5ab62673-8d46-ec1d-1c80-696421ab69ca@canonical.com> Subject: RE: [PATCH 13/23] dt-bindings: arm: add Tesla FSD ARM SoC Date: Mon, 17 Jan 2022 18:56:05 +0530 Message-ID: <00c901d80ba5$c9ae6ab0$5d0b4010$@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Mailer: Microsoft Outlook 16.0 Thread-Index: AQKuNmZ/+9PJHbdzezyQqzGEXzr0sgIR+KN8AmyCbh0CxU8U/wHDvG0jANpCFQOqa8cWwA== Content-Language: en-us X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrPJsWRmVeSWpSXmKPExsWy7bCmuq5b3tNEg403WSzeL+thtJh/5Byr xca3P5gspvxZzmSx6fE1VouPPfdYLR6+Cre4vGsOm8WM8/uYLE5d/8xmsWjrF3aL1r1H2C0O v2lntXh8/Q+bA5/HmnlrGD1mNfSyeWxa1cnmcefaHjaPzUvqPa6caGL16NuyitHjX9Ncdo/P m+QCOKOybTJSE1NSixRS85LzUzLz0m2VvIPjneNNzQwMdQ0tLcyVFPISc1NtlVx8AnTdMnOA bldSKEvMKQUKBSQWFyvp29kU5ZeWpCpk5BeX2CqlFqTkFJgU6BUn5haX5qXr5aWWWBkaGBiZ AhUmZGdcW9vBXrBaseLmqvVMDYyrZLoYOTkkBEwkXj+dytjFyMUhJLCbUWLP4X1MEM4nRolF C46wQjifGSX2vlrOCtPSvOoyE4gtJLCLUeLgU3OIopeMErs/HAdLsAnoSuxY3MYGkhAR6GSU WP39J9hcZoEVTBLzT91lAaniFHCUuP9iJzuILSzgJPH35jmwFSwCqhItU68AxTk4eAUsJZ7/ VwAJ8woISpyc+QSslVlAW2LZwtfMEBcpSPx8ugysVUQgTOLipJnsEDXiEi+PHmEH2Ssh8IJD YveSj0wQDS4S1x61QtnCEq+Ob2GHsKUkXva3ge2VEMiW6NllDBGukVg67xgLhG0vceDKHBaQ EmYBTYn1u/QhVvFJ9P5+wgTRySvR0SYEUa0q0fzuKlSntMTE7m5oGHpIvHrym3UCo+IsJI/N QvLYLCQPzEJYtoCRZRWjZGpBcW56arFpgVFeajk8vpPzczcxglO2ltcOxocPPugdYmTiYDzE KMHBrCTCe4z7SaIQb0piZVVqUX58UWlOavEhRlNgYE9klhJNzgdmjbySeEMTSwMTMzMzE0tj M0Mlcd7T6RsShQTSE0tSs1NTC1KLYPqYODilGpiKV57UE7JN7f357m/VVHsmtoym/yKzv4so vzZ8+X6vVcK1T88WqvFlfXlccdmpkVlHeInfzwteAl8jdLda/3aQPRG2dvKWw7fUNV9HyjOK tj5luiD5YvuCVL3FPL4F02/cWXi4tPn5urru715HUo7fNLV+lewiJjr3XOeFO/qc32zmq6mf 1jJT9N7cd6+iXStcfG7Kx7tlfavtr30V+fgy8vmnT6sXxCvVnO5/e20VO/firmW/5d6tjDPc WRk2b4WKd8t/2wDJlqtWG5wazxlezp4kWG0e++30A4uri+O0zsUad37aJWKYuOtedYuvfIt2 +54v/Zxc4rp7s9SCshxlamuNc86/k+V/5tcSYKbEUpyRaKjFXFScCABv5Y91YgQAAA== X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrFIsWRmVeSWpSXmKPExsWy7bCSnG5h3tNEgw3PeSzeL+thtJh/5Byr xca3P5gspvxZzmSx6fE1VouPPfdYLR6+Cre4vGsOm8WM8/uYLE5d/8xmsWjrF3aL1r1H2C0O v2lntXh8/Q+bA5/HmnlrGD1mNfSyeWxa1cnmcefaHjaPzUvqPa6caGL16NuyitHjX9Ncdo/P m+QCOKO4bFJSczLLUov07RK4Mo6fWMtWcEKh4tGFT+wNjEeluxg5OSQETCSaV11m6mLk4hAS 2MEosbinhREiIS1xfeMEdghbWGLlv+fsEEXPGSVmLDnGApJgE9CV2LG4jQ0kISLQzShxpWcm I4jDLLCFSaLzxRlmiJYbTBLnV34Fm8Up4Chx/8VOMFtYwEni781zrCA2i4CqRMvUK0BxDg5e AUuJ5/8VQMK8AoISJ2c+AdvGLKAt0fuwlRHGXrbwNTPEeQoSP58uAxsjIhAmcXHSTHaIGnGJ l0ePsE9gFJ6FZNQsJKNmIRk1C0nLAkaWVYySqQXFuem5xYYFRnmp5XrFibnFpXnpesn5uZsY wdGrpbWDcc+qD3qHGJk4GA8xSnAwK4nwHuN+kijEm5JYWZValB9fVJqTWnyIUZqDRUmc90LX yXghgfTEktTs1NSC1CKYLBMHp1QDU3bqohM3/ZqfMqY83e/IIZ32+rJ4zZfDR93ikpdMljun p1N7Qlr155T7zBn6LI/DHq61ujqhb0+9QdaijSXfGBti7qQ87VlgnynepNOQcCIt6lZZ0pNr LQKu6vmme2qkGC5vOOe5+uC60/ZustlHmiLtL6spN93JNy3+5K50oo/bzXDT3eYfT3QLzod+ Z1lxPavcKq/NYr14wDT30AxpjrZ1m5MOMb7SqjQ6wsEouzlnM4fHBat1mY8Mz+tKLDFcoNtT cMEq642Wt8ms3JzMp4suXHK3nJl+6tqsSUaxASpur89kuvAWXYg56L1/i175pUNtZ5X78h39 19w9aTLd0GBelQE37wqnWWbVfXOVWIozEg21mIuKEwGJ2u9HTQMAAA== X-CMS-MailID: 20220117132609epcas5p20eb1ddff0d0bf74393acfc37d16ad027 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" CMS-TYPE: 105P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20220113122408epcas5p45053d1bf0acf2d8233a98b6c1abab6eb References: <20220113121143.22280-1-alim.akhtar@samsung.com> <20220113121143.22280-14-alim.akhtar@samsung.com> <53c17ddc-a049-72ed-7237-de23db7889da@canonical.com> <085801d80967$e4b8fe00$ae2afa00$@samsung.com> <5ab62673-8d46-ec1d-1c80-696421ab69ca@canonical.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Krzysztof >-----Original Message----- >From: Krzysztof Kozlowski =5Bmailto:krzysztof.kozlowski=40canonical.com=5D >Sent: Friday, January 14, 2022 11:00 PM >To: Alim Akhtar ; linux-arm- >kernel=40lists.infradead.org; linux-kernel=40vger.kernel.org >Cc: soc=40kernel.org; linux-clk=40vger.kernel.org; devicetree=40vger.kerne= l.org; >olof=40lixom.net; linus.walleij=40linaro.org; catalin.marinas=40arm.com; >robh+dt=40kernel.org; s.nawrocki=40samsung.com; linux-samsung- >soc=40vger.kernel.org; pankaj.dubey=40samsung.com; linux-fsd=40tesla.com >Subject: Re: =5BPATCH 13/23=5D dt-bindings: arm: add Tesla FSD ARM SoC > >On 14/01/2022 17:57, Alim Akhtar wrote: >> >> >>> -----Original Message----- >>> From: Krzysztof Kozlowski =5Bmailto:krzysztof.kozlowski=40canonical.com= =5D >>> Sent: Thursday, January 13, 2022 6:03 PM >>> To: Alim Akhtar ; linux-arm- >>> kernel=40lists.infradead.org; linux-kernel=40vger.kernel.org >>> Cc: soc=40kernel.org; linux-clk=40vger.kernel.org; >>> devicetree=40vger.kernel.org; olof=40lixom.net; linus.walleij=40linaro.= org; >>> catalin.marinas=40arm.com; >>> robh+dt=40kernel.org; s.nawrocki=40samsung.com; linux-samsung- >>> soc=40vger.kernel.org; pankaj.dubey=40samsung.com; linux-fsd=40tesla.co= m >>> Subject: Re: =5BPATCH 13/23=5D dt-bindings: arm: add Tesla FSD ARM SoC >>> >>> On 13/01/2022 13:11, Alim Akhtar wrote: >>>> Add device tree bindings for the Tesla FSD ARM SoC. >>>> >>>> Cc: linux-fsd=40tesla.com >>>> Signed-off-by: Alim Akhtar >>>> --- >>>> .../devicetree/bindings/arm/tesla.yaml =7C 25 ++++++++++++++++= +++ >>>> 1 file changed, 25 insertions(+) >>>> create mode 100644 >Documentation/devicetree/bindings/arm/tesla.yaml >>>> >>>> diff --git a/Documentation/devicetree/bindings/arm/tesla.yaml >>>> b/Documentation/devicetree/bindings/arm/tesla.yaml >>>> new file mode 100644 >>>> index 000000000000..9f89cde76c85 >>>> --- /dev/null >>>> +++ b/Documentation/devicetree/bindings/arm/tesla.yaml >>>> =40=40 -0,0 +1,25 =40=40 >>>> +=23 SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2 >>>> +--- >>>> +=24id: >>>> +https://protect2.fireeye.com/v1/url?k=3D2f0fac44-70949546-2f0e270b-0c >>>> +c4 >>>> +7a312ab0-50c826f7b1999a5f&q=3D1&e=3Dbcbf277f-4e93-4705-8f6a- >>> 2beaa7eb31e2& >>>> >+u=3Dhttp%3A%2F%2Fdevicetree.org%2Fschemas%2Farm%2Ftesla.yaml%23 >>>> +=24schema: >>>> +https://protect2.fireeye.com/v1/url?k=3Dd8493fe2-87d206e0-d848b4ad- >0c >>>> +c4 >>>> +7a312ab0-f4e5046adc7da972&q=3D1&e=3Dbcbf277f-4e93-4705-8f6a- >>> 2beaa7eb31e2& >>>> +u=3Dhttp%3A%2F%2Fdevicetree.org%2Fmeta-schemas%2Fcore.yaml%23 >>>> + >>>> +title: Tesla Full Self Driving(FSD) platforms device tree bindings >>>> + >>>> +maintainers: >>>> + - Alim Akhtar >>>> + - linux-fsd=40tesla.com >>>> + >>>> +properties: >>>> + =24nodename: >>>> + const: '/' >>>> + compatible: >>>> + oneOf: >>>> + >>>> + - description: FSD SoC board >>>> + items: >>>> + - const: tesla,fsd >>> >>> Either this is a SoC or a board compatible... Cannot be both. >>> >> Actually we call this as fsd board, so let me add accordingly compatible= (fsd- >baord) for board. >> Thanks > >It's confusing and probably not accurate. In your series fsd is three thin= gs in >the same time: an architecture, a SoC and a board (DTS). The last two shou= ld >definitely be different. You probably have some eval board (how it is call= ed >also in Tesla open source git) or some specific product board. > Understood, let me clear this confusion in the patchset-2 where fsd board w= ill have its own compatible and=20 of course SoC will have its own (shared with fsd architecture) compatible. >I cannot judge how different this is from Exynos subarchitecture - looking= at >patches it is not different - so I could understand a FSD sub-arch with on= ly one >SoC. > I understand, it is a bit difficult to visualize it with the current patch = set. As discuss on the other thread, FSD is different, more over the vendor is d= ifferent, internal design is different. > >Best regards, >Krzysztof From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 89F43C433F5 for ; Mon, 17 Jan 2022 13:27:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:References:MIME-Version:Message-ID:Date :Subject:In-Reply-To:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; 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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 Hi Krzysztof >-----Original Message----- >From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski@canonical.com] >Sent: Friday, January 14, 2022 11:00 PM >To: Alim Akhtar ; linux-arm- >kernel@lists.infradead.org; linux-kernel@vger.kernel.org >Cc: soc@kernel.org; linux-clk@vger.kernel.org; devicetree@vger.kernel.org; >olof@lixom.net; linus.walleij@linaro.org; catalin.marinas@arm.com; >robh+dt@kernel.org; s.nawrocki@samsung.com; linux-samsung- >soc@vger.kernel.org; pankaj.dubey@samsung.com; linux-fsd@tesla.com >Subject: Re: [PATCH 13/23] dt-bindings: arm: add Tesla FSD ARM SoC > >On 14/01/2022 17:57, Alim Akhtar wrote: >> >> >>> -----Original Message----- >>> From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski@canonical.com] >>> Sent: Thursday, January 13, 2022 6:03 PM >>> To: Alim Akhtar ; linux-arm- >>> kernel@lists.infradead.org; linux-kernel@vger.kernel.org >>> Cc: soc@kernel.org; linux-clk@vger.kernel.org; >>> devicetree@vger.kernel.org; olof@lixom.net; linus.walleij@linaro.org; >>> catalin.marinas@arm.com; >>> robh+dt@kernel.org; s.nawrocki@samsung.com; linux-samsung- >>> soc@vger.kernel.org; pankaj.dubey@samsung.com; linux-fsd@tesla.com >>> Subject: Re: [PATCH 13/23] dt-bindings: arm: add Tesla FSD ARM SoC >>> >>> On 13/01/2022 13:11, Alim Akhtar wrote: >>>> Add device tree bindings for the Tesla FSD ARM SoC. >>>> >>>> Cc: linux-fsd@tesla.com >>>> Signed-off-by: Alim Akhtar >>>> --- >>>> .../devicetree/bindings/arm/tesla.yaml | 25 +++++++++++++++++++ >>>> 1 file changed, 25 insertions(+) >>>> create mode 100644 >Documentation/devicetree/bindings/arm/tesla.yaml >>>> >>>> diff --git a/Documentation/devicetree/bindings/arm/tesla.yaml >>>> b/Documentation/devicetree/bindings/arm/tesla.yaml >>>> new file mode 100644 >>>> index 000000000000..9f89cde76c85 >>>> --- /dev/null >>>> +++ b/Documentation/devicetree/bindings/arm/tesla.yaml >>>> @@ -0,0 +1,25 @@ >>>> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause %YAML 1.2 >>>> +--- >>>> +$id: >>>> +https://protect2.fireeye.com/v1/url?k=2f0fac44-70949546-2f0e270b-0c >>>> +c4 >>>> +7a312ab0-50c826f7b1999a5f&q=1&e=bcbf277f-4e93-4705-8f6a- >>> 2beaa7eb31e2& >>>> >+u=http%3A%2F%2Fdevicetree.org%2Fschemas%2Farm%2Ftesla.yaml%23 >>>> +$schema: >>>> +https://protect2.fireeye.com/v1/url?k=d8493fe2-87d206e0-d848b4ad- >0c >>>> +c4 >>>> +7a312ab0-f4e5046adc7da972&q=1&e=bcbf277f-4e93-4705-8f6a- >>> 2beaa7eb31e2& >>>> +u=http%3A%2F%2Fdevicetree.org%2Fmeta-schemas%2Fcore.yaml%23 >>>> + >>>> +title: Tesla Full Self Driving(FSD) platforms device tree bindings >>>> + >>>> +maintainers: >>>> + - Alim Akhtar >>>> + - linux-fsd@tesla.com >>>> + >>>> +properties: >>>> + $nodename: >>>> + const: '/' >>>> + compatible: >>>> + oneOf: >>>> + >>>> + - description: FSD SoC board >>>> + items: >>>> + - const: tesla,fsd >>> >>> Either this is a SoC or a board compatible... Cannot be both. >>> >> Actually we call this as fsd board, so let me add accordingly compatible (fsd- >baord) for board. >> Thanks > >It's confusing and probably not accurate. In your series fsd is three things in >the same time: an architecture, a SoC and a board (DTS). The last two should >definitely be different. You probably have some eval board (how it is called >also in Tesla open source git) or some specific product board. > Understood, let me clear this confusion in the patchset-2 where fsd board will have its own compatible and of course SoC will have its own (shared with fsd architecture) compatible. >I cannot judge how different this is from Exynos subarchitecture - looking at >patches it is not different - so I could understand a FSD sub-arch with only one >SoC. > I understand, it is a bit difficult to visualize it with the current patch set. As discuss on the other thread, FSD is different, more over the vendor is different, internal design is different. > >Best regards, >Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel