From b22da3d8526a935aa31e086e63f60ff3246cb61c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 07:24:11 +0000
Subject: [PATCH] add stmac read mac form eeprom
---
kernel/drivers/iio/common/ssp_sensors/ssp_dev.c | 60 ++++++++++++++++--------------------------------------------
1 files changed, 16 insertions(+), 44 deletions(-)
diff --git a/kernel/drivers/iio/common/ssp_sensors/ssp_dev.c b/kernel/drivers/iio/common/ssp_sensors/ssp_dev.c
index af3aa38..1aee871 100644
--- a/kernel/drivers/iio/common/ssp_sensors/ssp_dev.c
+++ b/kernel/drivers/iio/common/ssp_sensors/ssp_dev.c
@@ -1,16 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2014, Samsung Electronics Co. Ltd. All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/iio/iio.h>
@@ -19,7 +9,6 @@
#include <linux/mfd/core.h>
#include <linux/module.h>
#include <linux/of.h>
-#include <linux/of_gpio.h>
#include <linux/of_platform.h>
#include "ssp.h"
@@ -71,9 +60,9 @@
static void ssp_toggle_mcu_reset_gpio(struct ssp_data *data)
{
- gpio_set_value(data->mcu_reset_gpio, 0);
+ gpiod_set_value(data->mcu_reset_gpiod, 0);
usleep_range(1000, 1200);
- gpio_set_value(data->mcu_reset_gpio, 1);
+ gpiod_set_value(data->mcu_reset_gpiod, 1);
msleep(50);
}
@@ -451,7 +440,6 @@
static struct ssp_data *ssp_parse_dt(struct device *dev)
{
- int ret;
struct ssp_data *data;
struct device_node *node = dev->of_node;
const struct of_device_id *match;
@@ -460,45 +448,28 @@
if (!data)
return NULL;
- data->mcu_ap_gpio = of_get_named_gpio(node, "mcu-ap-gpios", 0);
- if (data->mcu_ap_gpio < 0)
- goto err_free_pd;
+ data->mcu_ap_gpiod = devm_gpiod_get(dev, "mcu-ap", GPIOD_IN);
+ if (IS_ERR(data->mcu_ap_gpiod))
+ return NULL;
- data->ap_mcu_gpio = of_get_named_gpio(node, "ap-mcu-gpios", 0);
- if (data->ap_mcu_gpio < 0)
- goto err_free_pd;
+ data->ap_mcu_gpiod = devm_gpiod_get(dev, "ap-mcu", GPIOD_OUT_HIGH);
+ if (IS_ERR(data->ap_mcu_gpiod))
+ return NULL;
- data->mcu_reset_gpio = of_get_named_gpio(node, "mcu-reset-gpios", 0);
- if (data->mcu_reset_gpio < 0)
- goto err_free_pd;
-
- ret = devm_gpio_request_one(dev, data->ap_mcu_gpio, GPIOF_OUT_INIT_HIGH,
- "ap-mcu-gpios");
- if (ret)
- goto err_free_pd;
-
- ret = devm_gpio_request_one(dev, data->mcu_reset_gpio,
- GPIOF_OUT_INIT_HIGH, "mcu-reset-gpios");
- if (ret)
- goto err_ap_mcu;
+ data->mcu_reset_gpiod = devm_gpiod_get(dev, "mcu-reset",
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(data->mcu_reset_gpiod))
+ return NULL;
match = of_match_node(ssp_of_match, node);
if (!match)
- goto err_mcu_reset_gpio;
+ return NULL;
data->sensorhub_info = match->data;
dev_set_drvdata(dev, data);
return data;
-
-err_mcu_reset_gpio:
- devm_gpio_free(dev, data->mcu_reset_gpio);
-err_ap_mcu:
- devm_gpio_free(dev, data->ap_mcu_gpio);
-err_free_pd:
- devm_kfree(dev, data);
- return NULL;
}
#else
static struct ssp_data *ssp_parse_dt(struct device *pdev)
@@ -532,7 +503,8 @@
return -ENODEV;
}
- ret = mfd_add_devices(&spi->dev, -1, sensorhub_sensor_devs,
+ ret = mfd_add_devices(&spi->dev, PLATFORM_DEVID_NONE,
+ sensorhub_sensor_devs,
ARRAY_SIZE(sensorhub_sensor_devs), NULL, 0, NULL);
if (ret < 0) {
dev_err(&spi->dev, "mfd add devices fail\n");
--
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