disp: msm: dsi: update gpio mappings using tlmm api

Use tlmm api to retrieve and populate address mappings of
the panel gpio pins participating in the VM swtich
on Trusted UI.

Change-Id: Ibf2d13eac3fe907b729f4c2b54c63a3808022583
Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org>

msm/dsi/dsi_panel.h

@@ -191,13 +191,6 @@ struct dsi_panel_spr_info {
 	enum msm_display_spr_pack_type pack_type;
 };
 
-struct dsi_tlmm_gpio {
-	u32 num;
-	u32 addr;
-	u32 size;
-	const char *name;
-};
-
 struct dsi_panel;
 
 struct dsi_panel_ops {
@@ -273,9 +266,6 @@ struct dsi_panel {
 	int power_mode;
 	enum dsi_panel_physical_type panel_type;
 
-	struct dsi_tlmm_gpio *tlmm_gpio;
-	u32 tlmm_gpio_count;
-
 	struct dsi_panel_ops panel_ops;
 };