phy: phy-mtk-tphy: use of_device_get_match_data()

reduce the boilerplate code to get the specific data

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>

diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c
index 11cab1d..1e96d07 100644 (file)
--- a/drivers/phy/mediatek/phy-mtk-tphy.c
+++ b/drivers/phy/mediatek/phy-mtk-tphy.c
@@ -20,6 +20,7 @@
 #include <linux/iopoll.h>
 #include <linux/module.h>
 #include <linux/of_address.h>
+#include <linux/of_device.h>
 #include <linux/phy/phy.h>
 #include <linux/platform_device.h>
 
@@ -995,7 +996,6 @@ MODULE_DEVICE_TABLE(of, mtk_tphy_id_table);
 
 static int mtk_tphy_probe(struct platform_device *pdev)
 {
-       const struct of_device_id *match;
        struct device *dev = &pdev->dev;
        struct device_node *np = dev->of_node;
        struct device_node *child_np;
@@ -1005,15 +1005,14 @@ static int mtk_tphy_probe(struct platform_device *pdev)
        struct resource res;
        int port, retval;
 
-       match = of_match_node(mtk_tphy_id_table, pdev->dev.of_node);
-       if (!match)
-               return -EINVAL;
-
        tphy = devm_kzalloc(dev, sizeof(*tphy), GFP_KERNEL);
        if (!tphy)
                return -ENOMEM;
 
-       tphy->pdata = match->data;
+       tphy->pdata = of_device_get_match_data(dev);
+       if (!tphy->pdata)
+               return -EINVAL;
+
        tphy->nphys = of_get_child_count(np);
        tphy->phys = devm_kcalloc(dev, tphy->nphys,
                                       sizeof(*tphy->phys), GFP_KERNEL);