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From: =?utf-8?q?Andr=C3=A9_Draszik?= <andre.draszik@linaro.org>
Date: Thu, 03 Apr 2025 09:59:09 +0100
Subject: [PATCH v3 17/32] mfd: sec: rework platform data and regmap
instantiating
Precedence: bulk
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In-Reply-To: <20250403-s2mpg10-v3-0-b542b3505e68@linaro.org>
To: Krzysztof Kozlowski <krzk@kernel.org>, Lee Jones <lee@kernel.org>,
Rob Herring <robh@kernel.org>, Conor Dooley <conor+dt@kernel.org>,
Sylwester Nawrocki <s.nawrocki@samsung.com>,
Chanwoo Choi <cw00.choi@samsung.com>, Alim Akhtar <alim.akhtar@samsung.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>, Russell King <linux@armlinux.org.uk>,
Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>,
Alexandre Belloni <alexandre.belloni@bootlin.com>
Cc: Peter Griffin <peter.griffin@linaro.org>,
Tudor Ambarus <tudor.ambarus@linaro.org>,
Will McVicker <willmcvicker@google.com>, kernel-team@android.com,
linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
devicetree@vger.kernel.org, linux-clk@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-rtc@vger.kernel.org,
=?utf-8?q?Andr=C3=A9_Draszik?= <andre.draszik@linaro.org>
X-Mailer: b4 0.14.2
Instead of a large open-coded switch statement, just add both regmap
config and device type to the OF match data. This allows us to have all
related information in one place, and avoids a long switch() statement.
Signed-off-by: Andr=C3=A9 Draszik <andre.draszik@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
v2: fix typo in platform data for "samsung,s2mps14-pmic"
---
drivers/mfd/sec-i2c.c | 133 +++++++++++++++++++++++++---------------------=
----
1 file changed, 66 insertions(+), 67 deletions(-)
diff --git a/drivers/mfd/sec-i2c.c b/drivers/mfd/sec-i2c.c
index 81f90003eea2a40f2caaebb49fc9494b89370e7f..41b09f5e3c49f410604a5d47e62=
5cbb37d7f5fa2 100644
--- a/drivers/mfd/sec-i2c.c
+++ b/drivers/mfd/sec-i2c.c
@@ -20,11 +20,16 @@
#include <linux/mfd/samsung/s5m8767.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
-#include <linux/of.h>
#include <linux/pm.h>
+#include <linux/property.h>
#include <linux/regmap.h>
#include "sec-core.h"
=20
+struct sec_pmic_i2c_platform_data {
+ const struct regmap_config *regmap_cfg;
+ unsigned long device_type;
+};
+
static bool s2mpa01_volatile(struct device *dev, unsigned int reg)
{
switch (reg) {
@@ -136,52 +141,20 @@ static const struct regmap_config s5m8767_regmap_conf=
ig =3D {
=20
static int sec_pmic_i2c_probe(struct i2c_client *client)
{
- const struct regmap_config *regmap;
- unsigned long device_type;
+ const struct sec_pmic_i2c_platform_data *pdata;
struct regmap *regmap_pmic;
=20
- device_type =3D (unsigned long)of_device_get_match_data(&client->dev);
-
- switch (device_type) {
- case S2DOS05:
- regmap =3D &s2dos05_regmap_config;
- break;
- case S2MPA01:
- regmap =3D &s2mpa01_regmap_config;
- break;
- case S2MPS11X:
- regmap =3D &s2mps11_regmap_config;
- break;
- case S2MPS13X:
- regmap =3D &s2mps13_regmap_config;
- break;
- case S2MPS14X:
- regmap =3D &s2mps14_regmap_config;
- break;
- case S2MPS15X:
- regmap =3D &s2mps15_regmap_config;
- break;
- case S2MPU02:
- regmap =3D &s2mpu02_regmap_config;
- break;
- case S2MPU05:
- regmap =3D &s2mpu05_regmap_config;
- break;
- case S5M8767X:
- regmap =3D &s5m8767_regmap_config;
- break;
- default:
+ pdata =3D device_get_match_data(&client->dev);
+ if (!pdata)
return dev_err_probe(&client->dev, -ENODEV,
- "Unsupported device type %lu\n",
- device_type);
- }
+ "Unsupported device type\n");
=20
- regmap_pmic =3D devm_regmap_init_i2c(client, regmap);
+ regmap_pmic =3D devm_regmap_init_i2c(client, pdata->regmap_cfg);
if (IS_ERR(regmap_pmic))
return dev_err_probe(&client->dev, PTR_ERR(regmap_pmic),
"regmap init failed\n");
=20
- return sec_pmic_probe(&client->dev, device_type, client->irq,
+ return sec_pmic_probe(&client->dev, pdata->device_type, client->irq,
regmap_pmic, client);
}
=20
@@ -190,35 +163,61 @@ static void sec_pmic_i2c_shutdown(struct i2c_client *=
i2c)
sec_pmic_shutdown(&i2c->dev);
}
=20
+static const struct sec_pmic_i2c_platform_data s2dos05_data =3D {
+ .regmap_cfg =3D &s2dos05_regmap_config,
+ .device_type =3D S2DOS05
+};
+
+static const struct sec_pmic_i2c_platform_data s2mpa01_data =3D {
+ .regmap_cfg =3D &s2mpa01_regmap_config,
+ .device_type =3D S2MPA01,
+};
+
+static const struct sec_pmic_i2c_platform_data s2mps11_data =3D {
+ .regmap_cfg =3D &s2mps11_regmap_config,
+ .device_type =3D S2MPS11X,
+};
+
+static const struct sec_pmic_i2c_platform_data s2mps13_data =3D {
+ .regmap_cfg =3D &s2mps13_regmap_config,
+ .device_type =3D S2MPS13X,
+};
+
+static const struct sec_pmic_i2c_platform_data s2mps14_data =3D {
+ .regmap_cfg =3D &s2mps14_regmap_config,
+ .device_type =3D S2MPS14X,
+};
+
+static const struct sec_pmic_i2c_platform_data s2mps15_data =3D {
+ .regmap_cfg =3D &s2mps15_regmap_config,
+ .device_type =3D S2MPS15X,
+};
+
+static const struct sec_pmic_i2c_platform_data s2mpu02_data =3D {
+ .regmap_cfg =3D &s2mpu02_regmap_config,
+ .device_type =3D S2MPU02,
+};
+
+static const struct sec_pmic_i2c_platform_data s2mpu05_data =3D {
+ .regmap_cfg =3D &s2mpu05_regmap_config,
+ .device_type =3D S2MPU05,
+};
+
+static const struct sec_pmic_i2c_platform_data s5m8767_data =3D {
+ .regmap_cfg =3D &s5m8767_regmap_config,
+ .device_type =3D S5M8767X,
+};
+
static const struct of_device_id sec_pmic_i2c_of_match[] =3D {
- {
- .compatible =3D "samsung,s2dos05",
- .data =3D (void *)S2DOS05,
- }, {
- .compatible =3D "samsung,s2mpa01-pmic",
- .data =3D (void *)S2MPA01,
- }, {
- .compatible =3D "samsung,s2mps11-pmic",
- .data =3D (void *)S2MPS11X,
- }, {
- .compatible =3D "samsung,s2mps13-pmic",
- .data =3D (void *)S2MPS13X,
- }, {
- .compatible =3D "samsung,s2mps14-pmic",
- .data =3D (void *)S2MPS14X,
- }, {
- .compatible =3D "samsung,s2mps15-pmic",
- .data =3D (void *)S2MPS15X,
- }, {
- .compatible =3D "samsung,s2mpu02-pmic",
- .data =3D (void *)S2MPU02,
- }, {
- .compatible =3D "samsung,s2mpu05-pmic",
- .data =3D (void *)S2MPU05,
- }, {
- .compatible =3D "samsung,s5m8767-pmic",
- .data =3D (void *)S5M8767X,
- },
+ { .compatible =3D "samsung,s2dos05", .data =3D &s2dos05_data, },
+ { .compatible =3D "samsung,s2mpa01-pmic", .data =3D &s2mpa01_data, },
+ { .compatible =3D "samsung,s2mps11-pmic", .data =3D &s2mps11_data, },
+ { .compatible =3D "samsung,s2mps13-pmic", .data =3D &s2mps13_data, },
+ { .compatible =3D "samsung,s2mps14-pmic", .data =3D &s2mps14_data, },
+ { .compatible =3D "samsung,s2mps15-pmic", .data =3D &s2mps15_data, },
+ { .compatible =3D "samsung,s2mpu02-pmic", .data =3D &s2mpu02_data, },
+ { .compatible =3D "samsung,s2mpu05-pmic", .data =3D &s2mpu05_data, },
+ { .compatible =3D "samsung,s5m8767-pmic", .data =3D &s5m8767_data, },
{ },
};
MODULE_DEVICE_TABLE(of, sec_pmic_i2c_of_match);
--=20
2.49.0.472.ge94155a9ec-goog