Handle legacy and raw 'phy' parsing in single function.
And it also removes goto condition.
Cc: Inki Dae <inki.dae@xxxxxxxxxxx>
Cc: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
Cc: Seung-Woo Kim <sw0312.kim@xxxxxxxxxxx>
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: devicetree@xxxxxxxxxxxxxxx
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
Cc: linux-samsung-soc@xxxxxxxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Milo Kim <woogyom.kim@xxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_hdmi.c | 23 ++++++++++++++---------
1 file changed, 14 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 6a636f2..bb2d6d4 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -1778,11 +1778,22 @@ static struct device_node *hdmi_ddc_dt_binding(struct device *dev)
return np;
}
-static struct device_node *hdmi_legacy_phy_dt_binding(struct device *dev)
+static struct device_node *hdmi_phy_dt_binding(struct device *dev)
{
const char *compatible_str = "samsung,exynos4212-hdmiphy";
+ struct device_node *np;
+
+ np = of_find_compatible_node(NULL, NULL, compatible_str);
+ if (np)
+ return np;
+
+ np = of_parse_phandle(dev->of_node, "phy", 0);
+ if (!np)
+ return NULL;
+
+ of_node_put(dev->of_node);
- return of_find_compatible_node(NULL, NULL, compatible_str);
+ return np;
}
static int hdmi_probe(struct platform_device *pdev)
@@ -1829,19 +1840,13 @@ static int hdmi_probe(struct platform_device *pdev)
return -EPROBE_DEFER;
}
- phy_node = hdmi_legacy_phy_dt_binding(dev);
- if (phy_node)
- goto out_get_phy_port;
-
- phy_node = of_parse_phandle(dev->of_node, "phy", 0);
+ phy_node = hdmi_phy_dt_binding(dev);
if (!phy_node) {
DRM_ERROR("Failed to find hdmiphy node in device tree\n");
ret = -ENODEV;
goto err_ddc;
}
- of_node_put(dev->of_node);
-out_get_phy_port:
if (hdata->drv_data->is_apb_phy) {
hdata->regs_hdmiphy = of_iomap(phy_node, 0);
if (!hdata->regs_hdmiphy) {
--
1.9.1
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