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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-612c8f36f96sm6863713a12.23.2025.07.22.04.12.00 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Jul 2025 04:12:02 -0700 (PDT) Message-ID: <41dda9bd-12c8-485a-a6d0-69d040d724cd@oss.qualcomm.com> Date: Tue, 22 Jul 2025 13:11:59 +0200 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/7] nvmem: qcom-spmi-sdam: Migrate to devm_spmi_subdevice_alloc_and_add() To: AngeloGioacchino Del Regno , sboyd@kernel.org Cc: jic23@kernel.org, dlechner@baylibre.com, nuno.sa@analog.com, andy@kernel.org, arnd@arndb.de, gregkh@linuxfoundation.org, srini@kernel.org, vkoul@kernel.org, kishon@kernel.org, sre@kernel.org, krzysztof.kozlowski@linaro.org, u.kleine-koenig@baylibre.com, linux-arm-msm@vger.kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, linux-pm@vger.kernel.org, kernel@collabora.com, wenst@chromium.org, casey.connolly@linaro.org References: <20250722101317.76729-1-angelogioacchino.delregno@collabora.com> <20250722101317.76729-3-angelogioacchino.delregno@collabora.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250722101317.76729-3-angelogioacchino.delregno@collabora.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=BJ6zrEQG c=1 sm=1 tr=0 ts=687f7205 cx=c_pps a=50t2pK5VMbmlHzFWWp8p/g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=Wb1JkmetP80A:10 a=QX4gbG5DAAAA:8 a=EUspDBNiAAAA:8 a=Y_nGuXgBD960inqFf4MA:9 a=QEXdDO2ut3YA:10 a=IoWCM6iH3mJn3m4BftBB:22 a=AbAUZ8qAyYyZVLSsDulk:22 X-Proofpoint-GUID: FGRQOEcMsvTPo_i-R1BPMUNggqrtP2ef X-Proofpoint-ORIG-GUID: FGRQOEcMsvTPo_i-R1BPMUNggqrtP2ef X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzIyMDA5MSBTYWx0ZWRfX1nzS3yeZgyWY f8ZFHaTYY0PGbaUszXFvuI8eUjzXzTYXMtfov/PL/5k0NRDmqZ5dshL6Vg9OhHCZnVKuwW0lc2k Zk3GKjn6z0IC1WUlrKezDCN7fTi3qSZ30s9A0+O/BEhiSztJpWA7qKiw4wkbVMFBIa4l7m7uX1X sOl22lZpbs35FHq4eKCM4RVU1pbYIyXysyzpkYfm/cbk/RN2sffTo9kGoFodTNQA+C7oceuxsdn nJ5dNVUPsK3KIdxPbRx2YpPtTCzAzwK7nssVGvi7uIrgplD8T6zCyXrVEIiYssVtSoEZ++OLVPa Ok1iH5+e9Z5YXfp7JZ27XJZQdxSu5YrCdZNCP3pV3eIMOsrsOTxX+4KONhC7Jay8tBshrqS5KEK P6O2D5e8wqKEk1g+Xg8Pv+4rBtrHWyZjZz81J8CMYCqNTZV1NrdJLkRj3klg8dTPUuaCrKRe X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-07-22_02,2025-07-21_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 spamscore=0 mlxlogscore=813 suspectscore=0 impostorscore=0 phishscore=0 adultscore=0 mlxscore=0 malwarescore=0 bulkscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507220091 On 7/22/25 12:13 PM, AngeloGioacchino Del Regno wrote: > Some Qualcomm PMICs integrate a SDAM device, internally located in > a specific address range reachable through SPMI communication. > > Instead of using the parent SPMI device (the main PMIC) as a kind > of syscon in this driver, register a new SPMI sub-device for SDAM > and initialize its own regmap with this sub-device's specific base > address, retrieved from the devicetree. > > This allows to stop manually adding the register base address to > every R/W call in this driver, as this can be, and is now, handled > by the regmap API instead. > > Signed-off-by: AngeloGioacchino Del Regno > --- Reviewed-by: Konrad Dybcio Konrad