OMAPDSS: add set_min_bus_tput pointer to omapdss's platform data

omapdss driver needs to use the omap_pm_set_min_bus_tput(), so add a new
entry for that in omapdss's platform data, and set it.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>
Acked-by: Kevin Hilman <khilman@ti.com>

arch/arm/mach-omap2/display.c

@@ -180,6 +180,11 @@ static void omap_dsi_disable_pads(int dsi_id, unsigned lane_mask)
 		omap4_dsi_mux_pads(dsi_id, 0);
 }
 
+static int omap_dss_set_min_bus_tput(struct device *dev, unsigned long tput)
+{
+	return omap_pm_set_min_bus_tput(dev, OCP_INITIATOR_AGENT, tput);
+}
+
 int __init omap_display_init(struct omap_dss_board_info *board_data)
 {
 	int r = 0;
@@ -210,6 +215,7 @@ int __init omap_display_init(struct omap_dss_board_info *board_data)
 	pdata.board_data = board_data;
 	pdata.board_data->get_context_loss_count =
 		omap_pm_get_dev_context_loss_count;
+	pdata.board_data->set_min_bus_tput = omap_dss_set_min_bus_tput;
 
 	for (i = 0; i < oh_count; i++) {
 		oh = omap_hwmod_lookup(curr_dss_hwmod[i].oh_name);

include/video/omapdss.h

@@ -309,6 +309,7 @@ struct omap_dss_board_info {
 	struct omap_dss_device *default_device;
 	int (*dsi_enable_pads)(int dsi_id, unsigned lane_mask);
 	void (*dsi_disable_pads)(int dsi_id, unsigned lane_mask);
+	int (*set_min_bus_tput)(struct device *dev, unsigned long r);
 };
 
 /* Init with the board info */