linux-kernel - [PATCH v4 3/4] hwmon: (pmbus/core) Add helper macro to define single pmbus regulator

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Date:   Wed, 11 Oct 2023 22:17:53 +0530
From:   Saravanan Sekar <saravanan@...umiz.com>
To:     sravanhome@...il.com, lgirdwood@...il.com, broonie@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, linux@...ck-us.net, jdelvare@...e.com
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-hwmon@...r.kernel.org,
        Saravanan Sekar <saravanan@...umiz.com>
Subject: [PATCH v4 3/4] hwmon: (pmbus/core) Add helper macro to define single pmbus regulator

The bindings for single instance regulator should be named with no instance
(e.g., buck not buck0). Introduce a new helper macro to define the single pmbus
regulator.

Signed-off-by: Saravanan Sekar <saravanan@...umiz.com>
---
 drivers/hwmon/pmbus/pmbus.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/hwmon/pmbus/pmbus.h b/drivers/hwmon/pmbus/pmbus.h
index b0832a4c690d..f4df3d6a41df 100644
--- a/drivers/hwmon/pmbus/pmbus.h
+++ b/drivers/hwmon/pmbus/pmbus.h
@@ -480,6 +480,21 @@ extern const struct regulator_ops pmbus_regulator_ops;
 
 #define PMBUS_REGULATOR(_name, _id)   PMBUS_REGULATOR_STEP(_name, _id, 0, 0, 0)
 
+#define PMBUS_REGULATOR_STEP_ONE(_name, _voltages, _step, _min_uV)  \
+	{							\
+		.name = (_name),				\
+		.of_match = of_match_ptr(_name),		\
+		.regulators_node = of_match_ptr("regulators"),	\
+		.ops = &pmbus_regulator_ops,			\
+		.type = REGULATOR_VOLTAGE,			\
+		.owner = THIS_MODULE,				\
+		.n_voltages = _voltages,			\
+		.uV_step = _step,				\
+		.min_uV = _min_uV,				\
+	}
+
+#define PMBUS_REGULATOR_ONE(_name)   PMBUS_REGULATOR_STEP_ONE(_name, 0, 0, 0)
+
 /* Function declarations */
 
 void pmbus_clear_cache(struct i2c_client *client);
-- 
2.34.1