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Subject: [PATCH v6 6/6] drm/bridge: add PHY initialization in mhdp8546 driver.
Date:   Mon, 8 Oct 2018 22:42:12 +0100
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This patch modifies the mhdp8546 driver to initialize sd0801 "Torrent" PHY.

And removes the dbg_regs field from cdns_mhdp_device structure.

Signed-off-by: Damian Kos <dkos@cadence.com>
---
 drivers/gpu/drm/bridge/cdns-mhdp.c    | 9 +++++++++
 include/drm/bridge/cdns-mhdp-common.h | 1 -
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/bridge/cdns-mhdp.c b/drivers/gpu/drm/bridge/cdns-mhdp.c
index 48ac5cf1e031..caaf3c17d74f 100644
--- a/drivers/gpu/drm/bridge/cdns-mhdp.c
+++ b/drivers/gpu/drm/bridge/cdns-mhdp.c
@@ -17,6 +17,7 @@
 #include <linux/of.h>
 #include <linux/platform_device.h>
 #include <linux/slab.h>
+#include <linux/phy/phy.h>
 
 #include <drm/drm_atomic_helper.h>
 #include <drm/drm_bridge.h>
@@ -1220,6 +1221,12 @@ static int mhdp_probe(struct platform_device *pdev)
 	if (IS_ERR(mhdp->regs))
 		return PTR_ERR(mhdp->regs);
 
+	mhdp->phy = devm_phy_get(&pdev->dev, "dpphy");
+	if (IS_ERR(mhdp->phy)) {
+		dev_err(&pdev->dev, "no PHY configured\n");
+		return PTR_ERR(mhdp->phy);
+	}
+
 	platform_set_drvdata(pdev, mhdp);
 
 	ret = load_firmware(mhdp, FW_NAME, CDNS_MHDP_IMEM);
@@ -1291,6 +1298,8 @@ static int mhdp_probe(struct platform_device *pdev)
 			   mhdp->dev, HDMI_CODEC_DRV_NAME, PLATFORM_DEVID_AUTO,
 			   &codec_data, sizeof(codec_data));
 
+	phy_init(mhdp->phy);
+
 	/* Enable VIF clock for stream 0 */
 	cdns_mhdp_reg_read(mhdp, CDNS_DPTX_CAR, &resp);
 	cdns_mhdp_reg_write(mhdp, CDNS_DPTX_CAR,
diff --git a/include/drm/bridge/cdns-mhdp-common.h b/include/drm/bridge/cdns-mhdp-common.h
index d4711091ff2b..1e8a44138ce2 100644
--- a/include/drm/bridge/cdns-mhdp-common.h
+++ b/include/drm/bridge/cdns-mhdp-common.h
@@ -553,7 +553,6 @@ struct cdns_mhdp_device {
 	struct cdns_mhdp_sink	sink;
 	struct cdns_mhdp_bridge	bridge;
 	struct phy		*phy;
-	void __iomem		*dbg_regs;
 
 	struct video_info	video_info;
 	struct drm_display_mode	mode;
-- 
2.17.1