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([2a01:e0a:3d9:2080:fef9:cf1c:18f:2ab8]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-450d7fc1b60sm194686905e9.34.2025.06.04.01.00.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 04 Jun 2025 01:00:05 -0700 (PDT) Message-ID: <50d1c481-e431-4544-a034-f7d0e78ff272@linaro.org> Date: Wed, 4 Jun 2025 10:00:04 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird From: neil.armstrong@linaro.org Reply-To: Neil Armstrong Subject: Re: [PATCH 09/10] arm64: dts: qcom: sm8550: Explicitly describe the IPA IMEM slice To: Konrad Dybcio , Bjorn Andersson , Rob Herring , Krzysztof Kozlowski , Conor Dooley , cros-qcom-dts-watchers@chromium.org, Sai Prakash Ranjan Cc: Marijn Suijten , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Konrad Dybcio References: <20250523-topic-ipa_mem_dts-v1-0-f7aa94fac1ab@oss.qualcomm.com> <20250523-topic-ipa_mem_dts-v1-9-f7aa94fac1ab@oss.qualcomm.com> Content-Language: en-US, fr Autocrypt: addr=neil.armstrong@linaro.org; keydata= xsBNBE1ZBs8BCAD78xVLsXPwV/2qQx2FaO/7mhWL0Qodw8UcQJnkrWmgTFRobtTWxuRx8WWP GTjuhvbleoQ5Cxjr+v+1ARGCH46MxFP5DwauzPekwJUD5QKZlaw/bURTLmS2id5wWi3lqVH4 BVF2WzvGyyeV1o4RTCYDnZ9VLLylJ9bneEaIs/7cjCEbipGGFlfIML3sfqnIvMAxIMZrvcl9 qPV2k+KQ7q+aXavU5W+yLNn7QtXUB530Zlk/d2ETgzQ5FLYYnUDAaRl+8JUTjc0CNOTpCeik 80TZcE6f8M76Xa6yU8VcNko94Ck7iB4vj70q76P/J7kt98hklrr85/3NU3oti3nrIHmHABEB AAHNKk5laWwgQXJtc3Ryb25nIDxuZWlsLmFybXN0cm9uZ0BsaW5hcm8ub3JnPsLAkQQTAQoA OwIbIwULCQgHAwUVCgkICwUWAgMBAAIeAQIXgBYhBInsPQWERiF0UPIoSBaat7Gkz/iuBQJk Q5wSAhkBAAoJEBaat7Gkz/iuyhMIANiD94qDtUTJRfEW6GwXmtKWwl/mvqQtaTtZID2dos04 YqBbshiJbejgVJjy+HODcNUIKBB3PSLaln4ltdsV73SBcwUNdzebfKspAQunCM22Mn6FBIxQ GizsMLcP/0FX4en9NaKGfK6ZdKK6kN1GR9YffMJd2P08EO8mHowmSRe/ExAODhAs9W7XXExw UNCY4pVJyRPpEhv373vvff60bHxc1k/FF9WaPscMt7hlkbFLUs85kHtQAmr8pV5Hy9ezsSRa GzJmiVclkPc2BY592IGBXRDQ38urXeM4nfhhvqA50b/nAEXc6FzqgXqDkEIwR66/Gbp0t3+r yQzpKRyQif3OwE0ETVkGzwEIALyKDN/OGURaHBVzwjgYq+ZtifvekdrSNl8TIDH8g1xicBYp QTbPn6bbSZbdvfeQPNCcD4/EhXZuhQXMcoJsQQQnO4vwVULmPGgtGf8PVc7dxKOeta+qUh6+ SRh3vIcAUFHDT3f/Zdspz+e2E0hPV2hiSvICLk11qO6cyJE13zeNFoeY3ggrKY+IzbFomIZY 4yG6xI99NIPEVE9lNBXBKIlewIyVlkOaYvJWSV+p5gdJXOvScNN1epm5YHmf9aE2ZjnqZGoM Mtsyw18YoX9BqMFInxqYQQ3j/HpVgTSvmo5ea5qQDDUaCsaTf8UeDcwYOtgI8iL4oHcsGtUX oUk33HEAEQEAAcLAXwQYAQIACQUCTVkGzwIbDAAKCRAWmrexpM/4rrXiB/sGbkQ6itMrAIfn M7IbRuiSZS1unlySUVYu3SD6YBYnNi3G5EpbwfBNuT3H8//rVvtOFK4OD8cRYkxXRQmTvqa3 3eDIHu/zr1HMKErm+2SD6PO9umRef8V82o2oaCLvf4WeIssFjwB0b6a12opuRP7yo3E3gTCS KmbUuLv1CtxKQF+fUV1cVaTPMyT25Od+RC1K+iOR0F54oUJvJeq7fUzbn/KdlhA8XPGzwGRy 4zcsPWvwnXgfe5tk680fEKZVwOZKIEuJC3v+/yZpQzDvGYJvbyix0lHnrCzq43WefRHI5XTT QbM0WUIBIcGmq38+OgUsMYu4NzLu7uZFAcmp6h8g Organization: Linaro In-Reply-To: <20250523-topic-ipa_mem_dts-v1-9-f7aa94fac1ab@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 23/05/2025 01:18, Konrad Dybcio wrote: > From: Konrad Dybcio > > As part of stepping away from crazy hardcoding in the driver, move > define the slice explicitly and pass it to the IPA node. > > Signed-off-by: Konrad Dybcio > --- > arch/arm64/boot/dts/qcom/sm8550.dtsi | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi > index 71a7e3b57ecedd86d798e71b781451fe11f9c1ce..17d755daba4141d3a8716cd6ff4483c34dc0f660 100644 > --- a/arch/arm64/boot/dts/qcom/sm8550.dtsi > +++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi > @@ -2659,6 +2659,8 @@ &mc_virt SLAVE_EBI1 QCOM_ICC_TAG_ALWAYS>, > qcom,smem-state-names = "ipa-clock-enabled-valid", > "ipa-clock-enabled"; > > + sram = <&ipa_modem_tables>; > + > status = "disabled"; > }; > > @@ -4737,6 +4739,20 @@ data-pins { > }; > }; > > + sram@14680000 { > + compatible = "qcom,sm8350-imem", "syscon", "simple-mfd"; > + reg = <0 0x14680000 0 0x2c000>; > + > + #address-cells = <1>; > + #size-cells = <1>; > + > + ranges = <0 0 0x14680000 0x2c000>; > + > + ipa_modem_tables: modem-tables@8000 { > + reg = <0x8000 0x2000>; > + }; > + }; > + > apps_smmu: iommu@15000000 { > compatible = "qcom,sm8550-smmu-500", "qcom,smmu-500", "arm,mmu-500"; > reg = <0 0x15000000 0 0x100000>; > Reviewed-by: Neil Armstrong