Commit 20fbe629 authored by Keguang Zhang's avatar Keguang Zhang Committed by Wim Van Sebroeck
Browse files

watchdog: loongson1_wdt: Add DT support 



This patch adds the of_match_table to enable DT support
of Loongson-1 watchdog driver.
And modify the parameter of devm_clk_get_enabled() accordingly.

Signed-off-by: default avatarKeguang Zhang <keguang.zhang@gmail.com>
Reviewed-by: default avatarGuenter Roeck <linux@roeck-us.net>
Link: https://lkml.kernel.org/r/20230511121159.463645-3-keguang.zhang@gmail.com


Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
Signed-off-by: default avatarWim Van Sebroeck <wim@linux-watchdog.org>
parent 547cc9be

drivers/watchdog/loongson1_wdt.c

+12 −1
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 


#include <linux/clk.h>

#include <linux/module.h>

#include <linux/of.h>

#include <linux/platform_device.h>

#include <linux/watchdog.h>
@@ -112,7 +113,7 @@ static int ls1x_wdt_probe(struct platform_device *pdev) 
	if (IS_ERR(drvdata->base))

		return PTR_ERR(drvdata->base);



	drvdata->clk = devm_clk_get_enabled(dev, pdev->name);

	drvdata->clk = devm_clk_get_enabled(dev, NULL);

	if (IS_ERR(drvdata->clk))

		return PTR_ERR(drvdata->clk);
@@ -144,10 +145,20 @@ static int ls1x_wdt_probe(struct platform_device *pdev) 
	return 0;

}



#ifdef CONFIG_OF

static const struct of_device_id ls1x_wdt_dt_ids[] = {

	{ .compatible = "loongson,ls1b-wdt", },

	{ .compatible = "loongson,ls1c-wdt", },

	{ /* sentinel */ }

};

MODULE_DEVICE_TABLE(of, ls1x_wdt_dt_ids);

#endif



static struct platform_driver ls1x_wdt_driver = {

	.probe = ls1x_wdt_probe,

	.driver = {

		.name = "ls1x-wdt",

		.of_match_table = of_match_ptr(ls1x_wdt_dt_ids),

	},

};