ENGR00178630-2 MX6DL SabreSD: Add enable_lcd_ldb cmdline option for LVDS+WVGA

Add enable_lcd_ldb command line option for dual display
with LVDS and WVGA LCD panel together on MX6DL.

Signed-off-by: Wayne Zou <b36644@freescale.com>

diff --git a/arch/arm/mach-mx6/board-mx6q_sabresd.c b/arch/arm/mach-mx6/board-mx6q_sabresd.c
index d1ac2f4d753ef6c7898a26462666f529b8db31aa..83746e9d9f5ef36f919ee2831c1584826a85d415 100644 (file)
--- a/arch/arm/mach-mx6/board-mx6q_sabresd.c
+++ b/arch/arm/mach-mx6/board-mx6q_sabresd.c
@@ -201,6 +201,7 @@ static struct clk *sata_clk;
 static int mma8451_position = 3;
 static int mag3110_position;
 static int max11801_mode = 1;
+static int enable_lcd_ldb;
 
 
 extern char *gp_reg_id;
@@ -1523,6 +1524,13 @@ static const struct imx_pcie_platform_data mx6_sabresd_pcie_data __initconst = {
        .pcie_dis       = SABRESD_PCIE_DIS_B,
 };
 
+static int __init early_enable_lcd_ldb(char *p)
+{
+       enable_lcd_ldb = 1;
+       return 0;
+}
+early_param("enable_lcd_ldb", early_enable_lcd_ldb);
+
 /*!
  * Board specific initialization.
  */
@@ -1570,6 +1578,10 @@ static void __init mx6_sabresd_board_init(void)
                hdmi_core_data.disp_id = 1;
                mipi_dsi_pdata.ipu_id = 0;
                mipi_dsi_pdata.disp_id = 1;
+               if (enable_lcd_ldb) {
+                       ldb_data.disp_id = 1;
+                       ldb_data.mode = LDB_SIN1;
+               }
        }
        imx6q_add_mxc_hdmi_core(&hdmi_core_data);