linux-kernel - [net-next: PATCH v3 4/6] net: mvmdio: add ACPI support

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Message-Id: <20210621173028.3541424-5-mw@semihalf.com>
Date:   Mon, 21 Jun 2021 19:30:26 +0200
From:   Marcin Wojtas <mw@...ihalf.com>
To:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, linux@...linux.org.uk,
        jaz@...ihalf.com, gjb@...ihalf.com, upstream@...ihalf.com,
        Samer.El-Haj-Mahmoud@....com, jon@...id-run.com, tn@...ihalf.com,
        rjw@...ysocki.net, lenb@...nel.org, Marcin Wojtas <mw@...ihalf.com>
Subject: [net-next: PATCH v3 4/6] net: mvmdio: add ACPI support

This patch introducing ACPI support for the mvmdio driver by adding
acpi_match_table with two entries:

* "MRVL0100" for the SMI operation
* "MRVL0101" for the XSMI mode

Signed-off-by: Marcin Wojtas <mw@...ihalf.com>
---
 drivers/net/ethernet/marvell/mvmdio.c | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/marvell/mvmdio.c b/drivers/net/ethernet/marvell/mvmdio.c
index d14762d93640..7537ee3f6622 100644
--- a/drivers/net/ethernet/marvell/mvmdio.c
+++ b/drivers/net/ethernet/marvell/mvmdio.c
@@ -17,8 +17,10 @@
  * warranty of any kind, whether express or implied.
  */
 
+#include <linux/acpi.h>
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/fwnode_mdio.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/kernel.h>
@@ -281,7 +283,7 @@ static int orion_mdio_probe(struct platform_device *pdev)
 	struct orion_mdio_dev *dev;
 	int i, ret;
 
-	type = (enum orion_mdio_bus_type)of_device_get_match_data(&pdev->dev);
+	type = (enum orion_mdio_bus_type)device_get_match_data(&pdev->dev);
 
 	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!r) {
@@ -369,7 +371,7 @@ static int orion_mdio_probe(struct platform_device *pdev)
 		goto out_mdio;
 	}
 
-	ret = of_mdiobus_register(bus, pdev->dev.of_node);
+	ret = fwnode_mdiobus_register(bus, pdev->dev.fwnode);
 	if (ret < 0) {
 		dev_err(&pdev->dev, "Cannot register MDIO bus (%d)\n", ret);
 		goto out_mdio;
@@ -421,12 +423,20 @@ static const struct of_device_id orion_mdio_match[] = {
 };
 MODULE_DEVICE_TABLE(of, orion_mdio_match);
 
+static const struct acpi_device_id orion_mdio_acpi_match[] = {
+	{ "MRVL0100", BUS_TYPE_SMI },
+	{ "MRVL0101", BUS_TYPE_XSMI },
+	{ },
+};
+MODULE_DEVICE_TABLE(acpi, orion_mdio_acpi_match);
+
 static struct platform_driver orion_mdio_driver = {
 	.probe = orion_mdio_probe,
 	.remove = orion_mdio_remove,
 	.driver = {
 		.name = "orion-mdio",
 		.of_match_table = orion_mdio_match,
+		.acpi_match_table = ACPI_PTR(orion_mdio_acpi_match),
 	},
 };
 
-- 
2.29.0