add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/mfd/sec-core.c
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@@ -1,15 +1,7 @@
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-/*
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- * sec-core.c
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- *
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- * Copyright (c) 2012 Samsung Electronics Co., Ltd
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- *              http://www.samsung.com
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- *
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- *  This program is free software; you can redistribute  it and/or modify it
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- *  under  the terms of  the GNU General  Public License as published by the
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- *  Free Software Foundation;  either version 2 of the  License, or (at your
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- *  option) any later version.
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- *
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- */
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+// SPDX-License-Identifier: GPL-2.0+
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+//
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+// Copyright (c) 2012 Samsung Electronics Co., Ltd
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+//              http://www.samsung.com
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 #include <linux/module.h>
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 #include <linux/moduleparam.h>
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@@ -36,45 +28,33 @@
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 #include <linux/regmap.h>
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29
 
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 static const struct mfd_cell s5m8751_devs[] = {
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-	{
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-		.name = "s5m8751-pmic",
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-	}, {
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-		.name = "s5m-charger",
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-	}, {
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-		.name = "s5m8751-codec",
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-	},
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+	{ .name = "s5m8751-pmic", },
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+	{ .name = "s5m-charger", },
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+	{ .name = "s5m8751-codec", },
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 };
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 static const struct mfd_cell s5m8763_devs[] = {
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-	{
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-		.name = "s5m8763-pmic",
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-	}, {
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-		.name = "s5m-rtc",
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-	}, {
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-		.name = "s5m-charger",
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-	},
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+	{ .name = "s5m8763-pmic", },
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+	{ .name = "s5m-rtc", },
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+	{ .name = "s5m-charger", },
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 };
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 static const struct mfd_cell s5m8767_devs[] = {
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+	{ .name = "s5m8767-pmic", },
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+	{ .name = "s5m-rtc", },
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 	{
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-		.name = "s5m8767-pmic",
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-	}, {
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-		.name = "s5m-rtc",
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-	}, {
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 		.name = "s5m8767-clk",
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 		.of_compatible = "samsung,s5m8767-clk",
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-	}
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+	},
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 };
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 static const struct mfd_cell s2mps11_devs[] = {
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+	{ .name = "s2mps11-regulator", },
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+	{ .name = "s2mps14-rtc", },
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 	{
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-		.name = "s2mps11-regulator",
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-	}, {
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-		.name = "s2mps14-rtc",
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-	}, {
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 		.name = "s2mps11-clk",
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 		.of_compatible = "samsung,s2mps11-clk",
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-	}
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+	},
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 };
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 static const struct mfd_cell s2mps13_devs[] = {
..
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@@ -87,42 +67,36 @@
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 };
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 static const struct mfd_cell s2mps14_devs[] = {
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+	{ .name = "s2mps14-regulator", },
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+	{ .name = "s2mps14-rtc", },
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 	{
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-		.name = "s2mps14-regulator",
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-	}, {
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-		.name = "s2mps14-rtc",
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-	}, {
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 		.name = "s2mps14-clk",
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 		.of_compatible = "samsung,s2mps14-clk",
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-	}
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+	},
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 };
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 static const struct mfd_cell s2mps15_devs[] = {
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+	{ .name = "s2mps15-regulator", },
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+	{ .name = "s2mps15-rtc", },
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 	{
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-		.name = "s2mps15-regulator",
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-	}, {
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-		.name = "s2mps15-rtc",
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-	}, {
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 		.name = "s2mps13-clk",
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 		.of_compatible = "samsung,s2mps13-clk",
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 	},
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 };
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 static const struct mfd_cell s2mpa01_devs[] = {
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-	{
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-		.name = "s2mpa01-pmic",
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-	},
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+	{ .name = "s2mpa01-pmic", },
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+	{ .name = "s2mps14-rtc", },
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 };
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 static const struct mfd_cell s2mpu02_devs[] = {
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-	{
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-		.name = "s2mpu02-regulator",
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-	},
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+	{ .name = "s2mpu02-regulator", },
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 };
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 #ifdef CONFIG_OF
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 static const struct of_device_id sec_dt_match[] = {
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-	{	.compatible = "samsung,s5m8767-pmic",
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+	{
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+		.compatible = "samsung,s5m8767-pmic",
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 		.data = (void *)S5M8767X,
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 	}, {
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 		.compatible = "samsung,s2mps11-pmic",
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@@ -317,8 +291,8 @@
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  * the sub-modules need not instantiate another instance while parsing their
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  * platform data.
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  */
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-static struct sec_platform_data *sec_pmic_i2c_parse_dt_pdata(
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-					struct device *dev)
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+static struct sec_platform_data *
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+sec_pmic_i2c_parse_dt_pdata(struct device *dev)
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 {
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 	struct sec_platform_data *pd;
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@@ -339,8 +313,8 @@
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 	return pd;
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 }
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 #else
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-static struct sec_platform_data *sec_pmic_i2c_parse_dt_pdata(
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-					struct device *dev)
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+static struct sec_platform_data *
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+sec_pmic_i2c_parse_dt_pdata(struct device *dev)
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 {
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 	return NULL;
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 }
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@@ -479,8 +453,9 @@
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 		num_sec_devs = ARRAY_SIZE(s2mpu02_devs);
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 		break;
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 	default:
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-		/* If this happens the probe function is problem */
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-		BUG();
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+		dev_err(&i2c->dev, "Unsupported device type (%lu)\n",
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+			sec_pmic->device_type);
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+		return -ENODEV;
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 	}
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 	ret = devm_mfd_add_devices(sec_pmic->dev, -1, sec_devs, num_sec_devs,
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 				   NULL, 0, NULL);