From a36159eec6ca17402b0e146b86efaf76568dc353 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 20 Sep 2024 01:41:23 +0000
Subject: [PATCH] 重命名 AX88772C_eeprom/asix.c 为 asix_mac.c
---
kernel/drivers/watchdog/mena21_wdt.c | 91 +++++++++++++++++++++------------------------
1 files changed, 43 insertions(+), 48 deletions(-)
diff --git a/kernel/drivers/watchdog/mena21_wdt.c b/kernel/drivers/watchdog/mena21_wdt.c
index 0be7f50..99d2359 100644
--- a/kernel/drivers/watchdog/mena21_wdt.c
+++ b/kernel/drivers/watchdog/mena21_wdt.c
@@ -13,10 +13,10 @@
#include <linux/platform_device.h>
#include <linux/watchdog.h>
#include <linux/uaccess.h>
-#include <linux/gpio.h>
-#include <linux/of_gpio.h>
+#include <linux/gpio/consumer.h>
#include <linux/delay.h>
#include <linux/bitops.h>
+#include <linux/of.h>
#define NUM_GPIOS 6
@@ -31,7 +31,7 @@
struct a21_wdt_drv {
struct watchdog_device wdt;
- unsigned gpios[NUM_GPIOS];
+ struct gpio_desc *gpios[NUM_GPIOS];
};
static bool nowayout = WATCHDOG_NOWAYOUT;
@@ -43,9 +43,9 @@
{
int reset = 0;
- reset |= gpio_get_value(drv->gpios[GPIO_WD_RST0]) ? (1 << 0) : 0;
- reset |= gpio_get_value(drv->gpios[GPIO_WD_RST1]) ? (1 << 1) : 0;
- reset |= gpio_get_value(drv->gpios[GPIO_WD_RST2]) ? (1 << 2) : 0;
+ reset |= gpiod_get_value(drv->gpios[GPIO_WD_RST0]) ? (1 << 0) : 0;
+ reset |= gpiod_get_value(drv->gpios[GPIO_WD_RST1]) ? (1 << 1) : 0;
+ reset |= gpiod_get_value(drv->gpios[GPIO_WD_RST2]) ? (1 << 2) : 0;
return reset;
}
@@ -54,7 +54,7 @@
{
struct a21_wdt_drv *drv = watchdog_get_drvdata(wdt);
- gpio_set_value(drv->gpios[GPIO_WD_ENAB], 1);
+ gpiod_set_value(drv->gpios[GPIO_WD_ENAB], 1);
return 0;
}
@@ -63,7 +63,7 @@
{
struct a21_wdt_drv *drv = watchdog_get_drvdata(wdt);
- gpio_set_value(drv->gpios[GPIO_WD_ENAB], 0);
+ gpiod_set_value(drv->gpios[GPIO_WD_ENAB], 0);
return 0;
}
@@ -72,9 +72,9 @@
{
struct a21_wdt_drv *drv = watchdog_get_drvdata(wdt);
- gpio_set_value(drv->gpios[GPIO_WD_TRIG], 0);
+ gpiod_set_value(drv->gpios[GPIO_WD_TRIG], 0);
ndelay(10);
- gpio_set_value(drv->gpios[GPIO_WD_TRIG], 1);
+ gpiod_set_value(drv->gpios[GPIO_WD_TRIG], 1);
return 0;
}
@@ -96,9 +96,9 @@
}
if (timeout == 1)
- gpio_set_value(drv->gpios[GPIO_WD_FAST], 1);
+ gpiod_set_value(drv->gpios[GPIO_WD_FAST], 1);
else
- gpio_set_value(drv->gpios[GPIO_WD_FAST], 0);
+ gpiod_set_value(drv->gpios[GPIO_WD_FAST], 0);
wdt->timeout = timeout;
@@ -127,57 +127,54 @@
static int a21_wdt_probe(struct platform_device *pdev)
{
- struct device_node *node;
+ struct device *dev = &pdev->dev;
struct a21_wdt_drv *drv;
unsigned int reset = 0;
int num_gpios;
int ret;
int i;
- drv = devm_kzalloc(&pdev->dev, sizeof(struct a21_wdt_drv), GFP_KERNEL);
+ drv = devm_kzalloc(dev, sizeof(struct a21_wdt_drv), GFP_KERNEL);
if (!drv)
return -ENOMEM;
- /* Fill GPIO pin array */
- node = pdev->dev.of_node;
-
- num_gpios = of_gpio_count(node);
+ num_gpios = gpiod_count(dev, NULL);
if (num_gpios != NUM_GPIOS) {
- dev_err(&pdev->dev, "gpios DT property wrong, got %d want %d",
+ dev_err(dev, "gpios DT property wrong, got %d want %d",
num_gpios, NUM_GPIOS);
return -ENODEV;
}
- for (i = 0; i < num_gpios; i++) {
- int val;
-
- val = of_get_gpio(node, i);
- if (val < 0)
- return val;
-
- drv->gpios[i] = val;
- }
-
/* Request the used GPIOs */
for (i = 0; i < num_gpios; i++) {
- ret = devm_gpio_request(&pdev->dev, drv->gpios[i],
- "MEN A21 Watchdog");
- if (ret)
- return ret;
+ enum gpiod_flags gflags;
if (i < GPIO_WD_RST0)
- ret = gpio_direction_output(drv->gpios[i],
- gpio_get_value(drv->gpios[i]));
- else /* GPIO_WD_RST[0..2] are inputs */
- ret = gpio_direction_input(drv->gpios[i]);
- if (ret)
- return ret;
+ gflags = GPIOD_ASIS;
+ else
+ gflags = GPIOD_IN;
+ drv->gpios[i] = devm_gpiod_get_index(dev, NULL, i, gflags);
+ if (IS_ERR(drv->gpios[i]))
+ return PTR_ERR(drv->gpios[i]);
+
+ gpiod_set_consumer_name(drv->gpios[i], "MEN A21 Watchdog");
+
+ /*
+ * Retrieve the initial value from the GPIOs that should be
+ * output, then set up the line as output with that value.
+ */
+ if (i < GPIO_WD_RST0) {
+ int val;
+
+ val = gpiod_get_value(drv->gpios[i]);
+ gpiod_direction_output(drv->gpios[i], val);
+ }
}
- watchdog_init_timeout(&a21_wdt, 30, &pdev->dev);
+ watchdog_init_timeout(&a21_wdt, 30, dev);
watchdog_set_nowayout(&a21_wdt, nowayout);
watchdog_set_drvdata(&a21_wdt, drv);
- a21_wdt.parent = &pdev->dev;
+ a21_wdt.parent = dev;
reset = a21_wdt_get_bootstatus(drv);
if (reset == 2)
@@ -190,15 +187,13 @@
a21_wdt.bootstatus |= WDIOF_EXTERN2;
drv->wdt = a21_wdt;
- dev_set_drvdata(&pdev->dev, drv);
+ dev_set_drvdata(dev, drv);
- ret = devm_watchdog_register_device(&pdev->dev, &a21_wdt);
- if (ret) {
- dev_err(&pdev->dev, "Cannot register watchdog device\n");
+ ret = devm_watchdog_register_device(dev, &a21_wdt);
+ if (ret)
return ret;
- }
- dev_info(&pdev->dev, "MEN A21 watchdog timer driver enabled\n");
+ dev_info(dev, "MEN A21 watchdog timer driver enabled\n");
return 0;
}
@@ -207,7 +202,7 @@
{
struct a21_wdt_drv *drv = dev_get_drvdata(&pdev->dev);
- gpio_set_value(drv->gpios[GPIO_WD_ENAB], 0);
+ gpiod_set_value(drv->gpios[GPIO_WD_ENAB], 0);
}
static const struct of_device_id a21_wdt_ids[] = {
--
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