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([2a04:ee41:82:7577:7eab:ec9d:62da:64f5]) by smtp.googlemail.com with ESMTPSA id a640c23a62f3a-a99a7f25f4dsm135692566b.68.2024.10.10.14.00.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Oct 2024 14:00:47 -0700 (PDT) From: vamoirid To: jic23@kernel.org, lars@metafoo.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: vassilisamir@gmail.com, anshulusr@gmail.com, gustavograzs@gmail.com, andriy.shevchenko@linux.intel.com, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v1 07/13] iio: chemical: bme680: add regulators Date: Thu, 10 Oct 2024 23:00:24 +0200 Message-ID: <20241010210030.33309-8-vassilisamir@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241010210030.33309-1-vassilisamir@gmail.com> References: <20241010210030.33309-1-vassilisamir@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Vasileios Amoiridis Add support for the regulators described in the dt-binding. Signed-off-by: Vasileios Amoiridis --- drivers/iio/chemical/bme680_core.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme6= 80_core.c index dedb7edaf43d..a2039b966f20 100644 --- a/drivers/iio/chemical/bme680_core.c +++ b/drivers/iio/chemical/bme680_core.c @@ -15,6 +15,7 @@ #include #include #include +#include =20 #include #include @@ -100,6 +101,12 @@ enum bme680_op_mode { BME680_FORCED, }; =20 +static const char *const bme680_supply_names[] =3D { + "vdd", "vddio" +}; + +#define BME680_NUM_SUPPLIES ARRAY_SIZE(bme680_supply_names) + struct bme680_data { struct regmap *regmap; struct bme680_calib bme680; @@ -110,6 +117,8 @@ struct bme680_data { u16 heater_dur; u16 heater_temp; =20 + struct regulator_bulk_data supplies[BME680_NUM_SUPPLIES]; + union { u8 buf[3]; unsigned int check; @@ -857,6 +866,13 @@ static const struct iio_info bme680_info =3D { .attrs =3D &bme680_attribute_group, }; =20 +static void bme680_regulators_disable(void *data) +{ + struct regulator_bulk_data *supplies =3D data; + + regulator_bulk_disable(BME680_NUM_SUPPLIES, supplies); +} + int bme680_core_probe(struct device *dev, struct regmap *regmap, const char *name) { @@ -885,6 +901,20 @@ int bme680_core_probe(struct device *dev, struct regma= p *regmap, data->heater_temp =3D 320; /* degree Celsius */ data->heater_dur =3D 150; /* milliseconds */ =20 + regulator_bulk_set_supply_names(data->supplies, bme680_supply_names, + BME680_NUM_SUPPLIES); + ret =3D devm_regulator_bulk_get(dev, BME680_NUM_SUPPLIES, data->supplies); + if (ret) + return dev_err_probe(dev, ret, "failed to get regulators\n"); + + ret =3D regulator_bulk_enable(BME680_NUM_SUPPLIES, data->supplies); + if (ret) + return dev_err_probe(dev, ret, "failed to enable regulators\n"); + + devm_add_action_or_reset(dev, bme680_regulators_disable, data->supplies); + + fsleep(BME680_STARTUP_TIME_US); + ret =3D regmap_write(regmap, BME680_REG_SOFT_RESET, BME680_CMD_SOFTRESET); if (ret < 0) return dev_err_probe(dev, ret, "Failed to reset chip\n"); --=20 2.43.0