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Thu, 19 Jun 2025 07:55:31 -0700 (PDT) From: Casey Connolly Date: Thu, 19 Jun 2025 16:55:19 +0200 Subject: [PATCH 11/11] power: supply: qcom_smbx: program aicl rerun time Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250619-smb2-smb5-support-v1-11-ac5dec51b6e1@linaro.org> References: <20250619-smb2-smb5-support-v1-0-ac5dec51b6e1@linaro.org> In-Reply-To: <20250619-smb2-smb5-support-v1-0-ac5dec51b6e1@linaro.org> To: Sebastian Reichel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Kees Cook , "Gustavo A. R. Silva" Cc: linux-arm-msm@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Sebastian Reichel , linux-hardening@vger.kernel.org, Casey Connolly X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1175; i=casey.connolly@linaro.org; h=from:subject:message-id; bh=YP0zt4hpy/+QohBC/5B6cnpj8boqADRBumXOjSIf4CU=; b=owEBbQKS/ZANAwAKAQWDMSsZX2S2AcsmYgBoVCTSy356L9shN5c24CVtxUhXn7Isx/OY3glPA Njrh6FHrbiJAjMEAAEKAB0WIQS2UaFGPGq+0GkMVc0FgzErGV9ktgUCaFQk0gAKCRAFgzErGV9k ths1D/416VKScj4SMjUY0dv9PE8DXWzElEj6lwhr74bkfBMEyXyWErzFcn7p+c26A0xyw4LPSli cCXOvIZdoQrrxI8PDRNaZ73fzrRNgtDuzLxwCrfXcQRiCH9SO0ieiIRI+5fPXHdEaoEI5Ann9Dx CLlkOlVjDNm66reyGz6UwnEC/tcjTxQotB8YSymDjsECxum0T7XNMlUFVz1vfyrC/nDNhqbhOGj X8fZPAw5aYA3X6f3CmXSvRPNU/7x6RDVwnGTEpJxwn7mPxFq8cb2nTOje1WHK1m7fQN9E5xrAOn LkpPn2Eipam0XOjMbZi2nBaFevKkBndswNwCzPAl+WvGwN410CGlFlMkKFDU/SYnfnzeeeOTImP SOr96Q7my98Y7z0I2muRuO8uRZXiELIXPDSLowsQpo+sbZJecbb2Enn3MJjcxDetCJqW/+kZs64 djtXTLk8GI5HiMUeg68zIT47TZqBTOxvcnvvkKiRfDGuRaXPLrAdqLuX+/1MG3BE/xunB9bQBfo j7qcLS7tknMx7AKLUS1PxopW3jBf7no8aur/cdd12ZDXXoGkdEETI7oNC5v+lRE9KCGXi4xlWpU Altxv4gCDNJCGnPAZUvq6yRsaE9lb2NXIWSrS4MsBjFA6P8Bxvk6awFpy24FFDhGe+Dyai0qcBD e0wbf419TZNGD7A== X-Developer-Key: i=casey.connolly@linaro.org; a=openpgp; fpr=83B24DA7FE145076BC38BB250CD904EB673A7C47 We don't know what the bootloader programmed here, but we want to have a consistent value. Program the automatic input current limit detection to re-run every 3 seconds. This seems to be necessary at least for smb5. Signed-off-by: Casey Connolly --- drivers/power/supply/qcom_smbx.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/power/supply/qcom_smbx.c b/drivers/power/supply/qcom_smbx.c index d902f3f43548191d3d0310ce90e699918ed0f16f..b723dba5b86daefb238ee6aae19b1b7e5236fce3 100644 --- a/drivers/power/supply/qcom_smbx.c +++ b/drivers/power/supply/qcom_smbx.c @@ -1091,8 +1091,14 @@ static int smb_probe(struct platform_device *pdev) if (rc < 0) return dev_err_probe(chip->dev, rc, "Couldn't write fast charge current cfg"); + rc = regmap_write_bits(chip->regmap, chip->base + AICL_RERUN_TIME_CFG, + AICL_RERUN_TIME_MASK, AIC_RERUN_TIME_3_SECS); + if (rc < 0) + return dev_err_probe(chip->dev, rc, + "Couldn't write fast AICL rerun time"); + /* Initialise charger state */ schedule_delayed_work(&chip->status_change_work, 0); return 0; -- 2.49.0