From 67baec659dc0757e3aef5a74a8c756064db42a17 Mon Sep 17 00:00:00 2001
From: Nikita Shubin <nikita.shubin@maquefel.me>
Date: Sat, 19 Nov 2022 12:09:09 +0300
Subject: [PATCH] input: keypad: ep93xx: add DT support for Cirrus EP93xx

- get keymap from the device tree
- find register range from the device tree
- get interrupts from device tree

Signed-off-by: Nikita Shubin <nikita.shubin@maquefel.me>
---
 drivers/input/keyboard/ep93xx_keypad.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/input/keyboard/ep93xx_keypad.c b/drivers/input/keyboard/ep93xx_keypad.c
index f5bf7524722a7..732e3c010cb6a 100644
--- a/drivers/input/keyboard/ep93xx_keypad.c
+++ b/drivers/input/keyboard/ep93xx_keypad.c
@@ -20,6 +20,8 @@
 #include <linux/bits.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
 #include <linux/interrupt.h>
 #include <linux/clk.h>
 #include <linux/io.h>
@@ -315,10 +317,19 @@ static int ep93xx_keypad_remove(struct platform_device *pdev)
 	return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id ep93xx_keypad_of_ids[] = {
+	{ .compatible = "cirrus,ep93xx-keypad" },
+	{},
+};
+MODULE_DEVICE_TABLE(of, ep93xx_keypad_of_ids);
+#endif
+
 static struct platform_driver ep93xx_keypad_driver = {
 	.driver		= {
 		.name	= "ep93xx-keypad",
 		.pm	= &ep93xx_keypad_pm_ops,
+		.of_match_table = of_match_ptr(ep93xx_keypad_of_ids),
 	},
 	.probe		= ep93xx_keypad_probe,
 	.remove		= ep93xx_keypad_remove,
-- 
2.30.2