pwm: ep93xx: add DT support for Cirrus EP93xx

Add OF ID match table.

Signed-off-by: Nikita Shubin <[email protected]>
Tested-by: Alexander Sverdlin <[email protected]>
Tested-by: Michael Peters <[email protected]>
Reviewed-by: Uwe Kleine-König <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
Reviewed-by: Krzysztof Kozlowski <[email protected]>
Reviewed-by: Guenter Roeck <[email protected]>
Reviewed-by: Mark Brown <[email protected]>
Reviewed-by: Andy Shevchenko <[email protected]>
Reviewed-by: Linus Walleij <[email protected]>
Reviewed-by: Kris Bahnsen <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Reviewed-by: Sergey Shtylyov <[email protected]>
Acked-by: Uwe Kleine-König <[email protected]>
Acked-by: Miquel Raynal <[email protected]>
Acked-by: Alexander Sverdlin <[email protected]>
Acked-by: Damien Le Moal <[email protected]>
Acked-by: Sebastian Reichel <[email protected]>
Acked-by: Vinod Koul <[email protected]>
Signed-off-by: Arnd Bergmann <[email protected]>

Author: maquefel

drivers/pwm/pwm-ep93xx.c

@@ -17,6 +17,7 @@
  */
 
 #include <linux/module.h>
+#include <linux/mod_devicetable.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 #include <linux/clk.h>
@@ -188,9 +189,16 @@ static int ep93xx_pwm_probe(struct platform_device *pdev)
 	return 0;
 }
 
+static const struct of_device_id ep93xx_pwm_of_ids[] = {
+	{ .compatible = "cirrus,ep9301-pwm" },
+	{ /* sentinel */}
+};
+MODULE_DEVICE_TABLE(of, ep93xx_pwm_of_ids);
+
 static struct platform_driver ep93xx_pwm_driver = {
 	.driver = {
 		.name = "ep93xx-pwm",
+		.of_match_table = ep93xx_pwm_of_ids,
 	},
 	.probe = ep93xx_pwm_probe,
 };