change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/drivers/nfc/s3fwrn5/i2c.c
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@@ -1,20 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * I2C Link Layer for Samsung S3FWRN5 NCI based Driver
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  *
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  * Copyright (C) 2015 Samsung Electrnoics
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  * Robert Baldyga <r.baldyga@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 and conditions of the GNU General Public License,
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- * version 2 or later, as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, see <http://www.gnu.org/licenses/>.
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  */
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8
 
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 #include <linux/i2c.h>
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..
@@ -175,7 +164,6 @@
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 static irqreturn_t s3fwrn5_i2c_irq_thread_fn(int irq, void *phy_id)
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 {
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 	struct s3fwrn5_i2c_phy *phy = phy_id;
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-	int ret = 0;
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 	if (!phy || !phy->ndev) {
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 		WARN_ON_ONCE(1);
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@@ -190,10 +178,9 @@
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 	switch (phy->mode) {
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 	case S3FWRN5_MODE_NCI:
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 	case S3FWRN5_MODE_FW:
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-		ret = s3fwrn5_i2c_read(phy);
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+		s3fwrn5_i2c_read(phy);
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 		break;
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 	case S3FWRN5_MODE_COLD:
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-		ret = -EREMOTEIO;
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 		break;
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 	}
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@@ -211,13 +198,21 @@
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 	if (!np)
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 		return -ENODEV;
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-	phy->gpio_en = of_get_named_gpio(np, "s3fwrn5,en-gpios", 0);
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-	if (!gpio_is_valid(phy->gpio_en))
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-		return -ENODEV;
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+	phy->gpio_en = of_get_named_gpio(np, "en-gpios", 0);
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+	if (!gpio_is_valid(phy->gpio_en)) {
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+		/* Support also deprecated property */
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+		phy->gpio_en = of_get_named_gpio(np, "s3fwrn5,en-gpios", 0);
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+		if (!gpio_is_valid(phy->gpio_en))
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+			return -ENODEV;
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+	}
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-	phy->gpio_fw_wake = of_get_named_gpio(np, "s3fwrn5,fw-gpios", 0);
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-	if (!gpio_is_valid(phy->gpio_fw_wake))
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-		return -ENODEV;
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+	phy->gpio_fw_wake = of_get_named_gpio(np, "wake-gpios", 0);
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+	if (!gpio_is_valid(phy->gpio_fw_wake)) {
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+		/* Support also deprecated property */
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+		phy->gpio_fw_wake = of_get_named_gpio(np, "s3fwrn5,fw-gpios", 0);
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+		if (!gpio_is_valid(phy->gpio_fw_wake))
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+			return -ENODEV;
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+	}
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 	return 0;
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 }
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@@ -290,7 +285,6 @@
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 static struct i2c_driver s3fwrn5_i2c_driver = {
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 	.driver = {
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-		.owner = THIS_MODULE,
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 		.name = S3FWRN5_I2C_DRIVER_NAME,
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 		.of_match_table = of_match_ptr(of_s3fwrn5_i2c_match),
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 	},