From: Nikita Shubin <nikita.shubin@maquefel.me>
Date: Sat, 19 Nov 2022 08:52:02 +0000 (+0300)
Subject: pata: cirrus: add DT support for Cirrus EP93xx
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8c437d8f24e28ba9ce347549fc82ec410cd22acf;p=linux.git

pata: cirrus: add DT support for Cirrus EP93xx

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

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

diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c
index 6c75a22db12b9..9e9e44d58c77d 100644
--- a/drivers/ata/pata_ep93xx.c
+++ b/drivers/ata/pata_ep93xx.c
@@ -40,6 +40,8 @@
 #include <linux/ata.h>
 #include <linux/libata.h>
 #include <linux/platform_device.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
 #include <linux/delay.h>
 #include <linux/dmaengine.h>
 #include <linux/ktime.h>
@@ -1017,9 +1019,18 @@ static int ep93xx_pata_remove(struct platform_device *pdev)
 	return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id ep93xx_pata_of_ids[] = {
+	{ .compatible = "cirrus,ep93xx-pata" },
+	{},
+};
+MODULE_DEVICE_TABLE(of, ep93xx_pata_of_ids);
+#endif
+
 static struct platform_driver ep93xx_pata_platform_driver = {
 	.driver = {
 		.name = DRV_NAME,
+		.of_match_table = of_match_ptr(ep93xx_pata_of_ids),
 	},
 	.probe = ep93xx_pata_probe,
 	.remove = ep93xx_pata_remove,