wdt: ts72xx: add DT support for ts72xx

- get regs from device tree

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>

diff --git a/drivers/watchdog/ts72xx_wdt.c b/drivers/watchdog/ts72xx_wdt.c
index bf918f5fa13175fca6e36154a649616d60a47330..a334dae423ad2d6dc0eb8d5448e016f947203fd1 100644 (file)
--- a/drivers/watchdog/ts72xx_wdt.c
+++ b/drivers/watchdog/ts72xx_wdt.c
@@ -13,6 +13,7 @@
  * warranty of any kind, whether express or implied.
  */
 
+#include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/module.h>
 #include <linux/watchdog.h>
@@ -162,10 +163,19 @@ static int ts72xx_wdt_probe(struct platform_device *pdev)
        return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id ts72xx_wdt_of_ids[] = {
+       { .compatible = "technologic,ts72xx-wdt" },
+       {},
+};
+MODULE_DEVICE_TABLE(of, ts72xx_wdt_of_ids);
+#endif
+
 static struct platform_driver ts72xx_wdt_driver = {
        .probe          = ts72xx_wdt_probe,
        .driver         = {
                .name   = "ts72xx-wdt",
+               .of_match_table = of_match_ptr(ts72xx_wdt_of_ids),
        },
 };