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[81.96.50.79]) by smtp.gmail.com with ESMTPSA id q7-20020a1cf307000000b003942a244ebfsm291985wmq.4.2022.04.29.15.10.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Apr 2022 15:10:57 -0700 (PDT) From: Caleb Connolly To: caleb.connolly@linaro.org, Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Andy Gross , Bjorn Andersson , Lee Jones , Stephen Boyd , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org Cc: Jami Kettunen , Sumit Semwal , Dmitry Baryshkov Subject: [PATCH v14 03/10] mfd: qcom-spmi-pmic: read fab id on supported PMICs Date: Fri, 29 Apr 2022 23:08:58 +0100 Message-Id: <20220429220904.137297-4-caleb.connolly@linaro.org> X-Mailer: git-send-email 2.36.0 In-Reply-To: <20220429220904.137297-1-caleb.connolly@linaro.org> References: <20220429220904.137297-1-caleb.connolly@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The PMI8998 and PM660 expose the fab_id, this is needed by drivers like the RRADC to calibrate ADC values. Signed-off-by: Caleb Connolly Reviewed-by: Dmitry Baryshkov Tested-by: Dmitry Baryshkov Acked-by: Lee Jones --- drivers/mfd/qcom-spmi-pmic.c | 7 +++++++ include/soc/qcom/qcom-spmi-pmic.h | 1 + 2 files changed, 8 insertions(+) diff --git a/drivers/mfd/qcom-spmi-pmic.c b/drivers/mfd/qcom-spmi-pmic.c index 5403306b1863..4e8b34554814 100644 --- a/drivers/mfd/qcom-spmi-pmic.c +++ b/drivers/mfd/qcom-spmi-pmic.c @@ -19,6 +19,7 @@ #define PMIC_REV4 0x103 #define PMIC_TYPE 0x104 #define PMIC_SUBTYPE 0x105 +#define PMIC_FAB_ID 0x1f2 #define PMIC_TYPE_VALUE 0x51 @@ -157,6 +158,12 @@ static int pmic_spmi_load_revid(struct regmap *map, struct device *dev, if (ret < 0) return ret; + if (pmic->subtype == PMI8998_SUBTYPE || pmic->subtype == PM660_SUBTYPE) { + ret = regmap_read(map, PMIC_FAB_ID, &pmic->fab_id); + if (ret < 0) + return ret; + } + /* * In early versions of PM8941 and PM8226, the major revision number * started incrementing from 0 (eg 0 = v1.0, 1 = v2.0). diff --git a/include/soc/qcom/qcom-spmi-pmic.h b/include/soc/qcom/qcom-spmi-pmic.h index 440e94235bfc..a2c9ac22c230 100644 --- a/include/soc/qcom/qcom-spmi-pmic.h +++ b/include/soc/qcom/qcom-spmi-pmic.h @@ -52,6 +52,7 @@ struct qcom_spmi_pmic { unsigned int major; unsigned int minor; unsigned int rev2; + unsigned int fab_id; const char *name; };