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DKIM-Signature: v=1; a=ed25519-sha256; s=202507e; d=mainlining.org; c=relaxed/relaxed; h=From:To:Subject:Date:Message-ID; t=1777303203; bh=9TSSyIpW2Qwod5c/ROJJ/K+ EIswXo5pCklQvb5X+iNM=; b=6X4RhCYuMiTNqa2T65nqw8Kz7pNCnukTtU3cTOrPMavmawLJgc sgtx2R/4td9KTWdcFAUrlEec8Btr4eyGmICA==; Message-ID: Date: Mon, 27 Apr 2026 18:20:02 +0300 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 3/4] arm64: dts: qcom: sdm630: describe adsp_mem region properly To: Konrad Dybcio , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexey Minnekhanov Cc: Ekansh Gupta , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht References: <20260422-qcom-sdm660-cdsp-adsp-fastrpc-dts-fix-v3-0-274ba3715db0@mainlining.org> <20260422-qcom-sdm660-cdsp-adsp-fastrpc-dts-fix-v3-3-274ba3715db0@mainlining.org> <337d362d-93de-4e81-8141-a51fa75d615c@oss.qualcomm.com> Content-Language: ru-RU, en-US From: Nickolay Goppen In-Reply-To: <337d362d-93de-4e81-8141-a51fa75d615c@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit 27.04.2026 14:49, Konrad Dybcio пишет: > On 4/22/26 5:39 PM, Nickolay Goppen wrote: >> Downstream [1] this region is marked as shared, reusable and dynamic so >> describe it that way. >> >> [1]: https://github.com/xiaomi-sdm660/android_kernel_xiaomi_sdm660/blob/11-EAS/arch/arm/boot/dts/qcom/sdm660.dtsi#L448 >> >> Signed-off-by: Nickolay Goppen >> --- >> arch/arm64/boot/dts/qcom/sdm630.dtsi | 9 ++++++--- >> 1 file changed, 6 insertions(+), 3 deletions(-) >> >> diff --git a/arch/arm64/boot/dts/qcom/sdm630.dtsi b/arch/arm64/boot/dts/qcom/sdm630.dtsi >> index 4b47efdb57b2..36b419dea153 100644 >> --- a/arch/arm64/boot/dts/qcom/sdm630.dtsi >> +++ b/arch/arm64/boot/dts/qcom/sdm630.dtsi >> @@ -494,9 +494,12 @@ venus_region: venus@9f800000 { >> no-map; >> }; >> >> - adsp_mem: adsp-region@f6000000 { >> - reg = <0x0 0xf6000000 0x0 0x800000>; >> - no-map; >> + adsp_mem: adsp-region { >> + compatible = "shared-dma-pool"; >> + alloc-ranges = <0x0 0x00000000 0x0 0xffffffff>; > Please make this = <0x0 0x80000000 0x0 0x80000000>; instead, since the RAM > starts at 0x80000000 +Alexey Min found out that on 3 GiB xiaomi-lavender RAM starts at 0x40000000 40000000-855fffff : System RAM   40080000-41bfffff : Kernel code   42600000-42fd0fff : Kernel data 88f00000-8abfffff : System RAM 95000000-feabffff : System RAM > Konrad -- Best regards, Nickolay