linux-kernel - RE: [PATCH v5 00/16] Add support for Tesla Full Self-Driving (FSD) SoC

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Date:   Wed, 26 Jan 2022 12:20:51 +0530
From:   "Alim Akhtar" <alim.akhtar@...sung.com>
To:     "'Krzysztof Kozlowski'" <krzysztof.kozlowski@...onical.com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Cc:     <soc@...nel.org>, <linux-clk@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <olof@...om.net>, <arnd@...db.de>,
        <linus.walleij@...aro.org>, <catalin.marinas@....com>,
        <robh+dt@...nel.org>, <s.nawrocki@...sung.com>,
        <linux-samsung-soc@...r.kernel.org>, <pankaj.dubey@...sung.com>,
        <sboyd@...nel.org>
Subject: RE: [PATCH v5 00/16] Add support for Tesla Full Self-Driving (FSD)
 SoC

Hi Krzysztof

>-----Original Message-----
>From: Krzysztof Kozlowski [mailto:krzysztof.kozlowski@...onical.com]
>Sent: Tuesday, January 25, 2022 10:56 PM
>To: Alim Akhtar <alim.akhtar@...sung.com>; linux-arm-
>kernel@...ts.infradead.org; linux-kernel@...r.kernel.org
>Cc: soc@...nel.org; linux-clk@...r.kernel.org; devicetree@...r.kernel.org;
>olof@...om.net; arnd@...db.de; linus.walleij@...aro.org;
>catalin.marinas@....com; robh+dt@...nel.org; s.nawrocki@...sung.com;
>linux-samsung-soc@...r.kernel.org; pankaj.dubey@...sung.com;
>sboyd@...nel.org
>Subject: Re: [PATCH v5 00/16] Add support for Tesla Full Self-Driving (FSD) SoC
>
>On 25/01/2022 18:12, Krzysztof Kozlowski wrote:
>> On 24/01/2022 15:16, Alim Akhtar wrote:
>>> Adds basic support for the Tesla Full Self-Driving (FSD) SoC. This
>>> SoC contains three clusters of four Cortex-A72 CPUs, as well as
>>> several IPs.
>>>
>>> Patches 1 to 9 provide support for the clock controller (which is
>>> designed similarly to Exynos SoCs).
>>>
>>> The remaining changes provide pinmux support, initial device tree support.
>>>
>>> - Changes since v4
>>> * fixed 'make dtbs_check' warnings on patch 14/16
>>>
>>> - Changes since v3
>>> * Addressed Stefen's review comments on patch 14/16
>>> * Fixed kernel test robot warning on patch 04/16
>>> * rebsaed this series on Krzysztof's pinmux new binding schema work
>>> [1]
>>>
>>> - Changes since v2
>>> * Addressed Krzysztof's and Stephen's review comments
>>> * Added Reviewed-by and Acked-by tags
>>> * Rebased on next-20220120
>>>
>>> - Changes since v1
>>> * fixed make dt_binding_check error as pointed by Rob
>>> * Addressed Krzysztof's and Rob's review comments
>>> * Added Reviewed-by and Acked-by tags
>>> * Dropped SPI, MCT and ADC from this series (to be posted in small
>>> sets)
>>>
>>> NOTE: These patches are based on Krzysztof's pinmux for-next branch
>>> commit 832ae134ccc1 ("pinctrl: samsung: add support for Exynos850 and
>>> ExynosAutov9 wake-ups") [1]
>>> https://git.kernel.org/pub/scm/linux/kernel/git/pinctrl/samsung.git/l
>>> og/?h=for-next
>>>
>>>
>>
>> Thanks, applied DTS/soc and pinctrl patches.
>>
>> I expect Sylwester will pick up the clock ones. Otherwise please let
>> me know to pick it up as well.
>
>I forgot that clock macros are used in DTS. This does not compile and I cannot
>take drivers into DTS branch.
>
>Alim,
>DTS changes dropped. Please resend with the same trick we did for
>Exynos850 board - hard-coded clock IDs as defines. See:
>
>https://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux.git/diff/arch/arm6
>4/boot/dts/exynos/exynos850.dtsi?h=samsung-dt64-5.17-
>2&id=e3493220fd3e474abcdcefbe14fb60485097ce06
>
Ok, I will resend patch 14 and 15 (DTS changes) only as suggested above.

>
>Best regards,
>Krzysztof