drm: bridge: dw-hdmi: Remove device type from platform data

The device type isn't used anymore now that workarounds and PHY-specific
operations are performed based on version information read at runtime.
Remove it.
Signed-off-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Tested-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170303172007.26541-9-laurent.pinchart+renesas@ideasonboard.com

drivers/gpu/drm/bridge/dw-hdmi.c

@@ -127,7 +127,6 @@ struct dw_hdmi {
 	struct drm_connector connector;
 	struct drm_bridge bridge;
 
-	enum dw_hdmi_devtype dev_type;
 	unsigned int version;
 
 	struct platform_device *audio;
@@ -2014,7 +2013,6 @@ __dw_hdmi_probe(struct platform_device *pdev,
 
 	hdmi->plat_data = plat_data;
 	hdmi->dev = dev;
-	hdmi->dev_type = plat_data->dev_type;
 	hdmi->sample_rate = 48000;
 	hdmi->disabled = true;
 	hdmi->rxsense = true;

drivers/gpu/drm/imx/dw_hdmi-imx.c

@@ -175,7 +175,6 @@ static struct dw_hdmi_plat_data imx6q_hdmi_drv_data = {
 	.mpll_cfg   = imx_mpll_cfg,
 	.cur_ctr    = imx_cur_ctr,
 	.phy_config = imx_phy_config,
-	.dev_type   = IMX6Q_HDMI,
 	.mode_valid = imx6q_hdmi_mode_valid,
 };
 
@@ -183,7 +182,6 @@ static struct dw_hdmi_plat_data imx6dl_hdmi_drv_data = {
 	.mpll_cfg = imx_mpll_cfg,
 	.cur_ctr  = imx_cur_ctr,
 	.phy_config = imx_phy_config,
-	.dev_type = IMX6DL_HDMI,
 	.mode_valid = imx6dl_hdmi_mode_valid,
 };
 

drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c

@@ -237,7 +237,6 @@ static const struct dw_hdmi_plat_data rockchip_hdmi_drv_data = {
 	.mpll_cfg   = rockchip_mpll_cfg,
 	.cur_ctr    = rockchip_cur_ctr,
 	.phy_config = rockchip_phy_config,
-	.dev_type   = RK3288_HDMI,
 };
 
 static const struct of_device_id dw_hdmi_rockchip_dt_ids[] = {

include/drm/bridge/dw_hdmi.h

@@ -21,12 +21,6 @@ enum {
 	DW_HDMI_RES_MAX,
 };
 
-enum dw_hdmi_devtype {
-	IMX6Q_HDMI,
-	IMX6DL_HDMI,
-	RK3288_HDMI,
-};
-
 enum dw_hdmi_phy_type {
 	DW_HDMI_PHY_DWC_HDMI_TX_PHY = 0x00,
 	DW_HDMI_PHY_DWC_MHL_PHY_HEAC = 0xb2,
@@ -65,7 +59,6 @@ struct dw_hdmi_phy_ops {
 };
 
 struct dw_hdmi_plat_data {
-	enum dw_hdmi_devtype dev_type;
 	enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
 					   struct drm_display_mode *mode);