linux-kernel - [PATCH] ata: pata_rb532: Add OF support and make COMPILE

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Message-Id: <20210420140422.88253-1-tsbogend@alpha.franken.de>
Date:   Tue, 20 Apr 2021 16:04:21 +0200
From:   Thomas Bogendoerfer <tsbogend@...ha.franken.de>
To:     Jens Axboe <axboe@...nel.dk>, linux-ide@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] ata: pata_rb532: Add OF support and make COMPILE_TESTable

Add OF support for switching RB532 do device tree possible. By removing
the not needed asm/mach-rc32434/rb.h include the driver could be
compile tested now.

Signed-off-by: Thomas Bogendoerfer <tsbogend@...ha.franken.de>
---
 drivers/ata/Kconfig         |  2 +-
 drivers/ata/pata_rb532_cf.c | 11 +++++++++--
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 030cb32da980..53f40f92e4eb 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -1139,7 +1139,7 @@ config PATA_QDI
 
 config PATA_RB532
 	tristate "RouterBoard 532 PATA CompactFlash support"
-	depends on MIKROTIK_RB532
+	depends on MIKROTIK_RB532 || COMPILE_TEST
 	help
 	  This option enables support for the RouterBoard 532
 	  PATA CompactFlash controller.
diff --git a/drivers/ata/pata_rb532_cf.c b/drivers/ata/pata_rb532_cf.c
index 479c4b29b856..93d839ab9654 100644
--- a/drivers/ata/pata_rb532_cf.c
+++ b/drivers/ata/pata_rb532_cf.c
@@ -28,8 +28,6 @@
 #include <linux/libata.h>
 #include <scsi/scsi_host.h>
 
-#include <asm/mach-rc32434/rb.h>
-
 #define DRV_NAME	"pata-rb532-cf"
 #define DRV_VERSION	"0.1.0"
 #define DRV_DESC	"PATA driver for RouterBOARD 532 Compact Flash"
@@ -164,11 +162,20 @@ static int rb532_pata_driver_remove(struct platform_device *pdev)
 	return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id pata_rb532_match[] = {
+	{ .compatible = "mikrotik,rb532-pata", },
+	{ }
+};
+MODULE_DEVICE_TABLE(of, pata_rb532_match);
+#endif
+
 static struct platform_driver rb532_pata_platform_driver = {
 	.probe		= rb532_pata_driver_probe,
 	.remove		= rb532_pata_driver_remove,
 	.driver	 = {
 		.name   = DRV_NAME,
+		.of_match_table = of_match_ptr(pata_rb532_match),
 	},
 };
 
-- 
2.29.2