ENGR00173617 Enable LVDS on MX6DQ sabresd board

Enable AUX 5V when system bootup.
Enable PWM0 for LVDS backlight.

Signed-off-by: Sandor Yu <R01008@freescale.com>

diff --git a/arch/arm/mach-mx6/board-mx6q_sabresd.c b/arch/arm/mach-mx6/board-mx6q_sabresd.c
index f17413b954541656b4dcf585b5d28aebf788abc1..fa81c7486542a3c4e42fdd2bc2072365cfee654f 100644 (file)
--- a/arch/arm/mach-mx6/board-mx6q_sabresd.c
+++ b/arch/arm/mach-mx6/board-mx6q_sabresd.c
@@ -89,6 +89,7 @@
 #define MX6Q_SABRESD_CSI0_PWN          IMX_GPIO_NR(1, 16)
 #define MX6Q_SABRESD_MIPICSI_RST       IMX_GPIO_NR(1, 20)
 #define MX6Q_SABRESD_MIPICSI_PWN       IMX_GPIO_NR(1, 19)
+#define MX6Q_SABRESD_AUX_5V_EN         IMX_GPIO_NR(6, 10)
 
 void __init early_console_setup(unsigned long base, struct clk *clk);
 static struct clk *sata_clk;
@@ -192,6 +193,7 @@ static iomux_v3_cfg_t mx6q_sabresd_pads[] = {
 
        /* GPIO6 */
        MX6Q_PAD_EIM_A23__GPIO_6_6,     /* J12 - Boot Mode Select */
+       MX6Q_PAD_NANDF_RB0__GPIO_6_10, /* AUX_5V Enable */
 
        /* GPIO7 */
        MX6Q_PAD_GPIO_17__GPIO_7_12,    /* USB Hub Reset */
@@ -792,11 +794,15 @@ static struct imx_ipuv3_platform_data ipu_data[] = {
 static void sabresd_suspend_enter(void)
 {
        /* suspend preparation */
+       /* Disable AUX 5V */
+       gpio_set_value(MX6Q_SABRESD_AUX_5V_EN, 0);
 }
 
 static void sabresd_suspend_exit(void)
 {
        /* resume restore */
+       /* Enable AUX 5V */
+       gpio_set_value(MX6Q_SABRESD_AUX_5V_EN, 1);
 }
 static const struct pm_platform_data mx6q_sabresd_pm_data __initconst = {
        .name = "imx_pm",
@@ -923,7 +929,7 @@ static int imx6q_init_audio(void)
 }
 
 static struct platform_pwm_backlight_data mx6_sabresd_pwm_backlight_data = {
-       .pwm_id = 3,
+       .pwm_id = 0,
        .max_brightness = 255,
        .dft_brightness = 128,
        .pwm_period_ns = 50000,
@@ -1044,7 +1050,7 @@ static void __init mx6_sabresd_board_init(void)
        imx6q_add_mxc_pwm(1);
        imx6q_add_mxc_pwm(2);
        imx6q_add_mxc_pwm(3);
-       imx6q_add_mxc_pwm_backlight(3, &mx6_sabresd_pwm_backlight_data);
+       imx6q_add_mxc_pwm_backlight(0, &mx6_sabresd_pwm_backlight_data);
 
        imx6q_add_otp();
        imx6q_add_viim();
@@ -1076,6 +1082,11 @@ static void __init mx6_sabresd_board_init(void)
        rate = clk_round_rate(clko2, 24000000);
        clk_set_rate(clko2, rate);
        clk_enable(clko2);
+
+       /* Enable Aux_5V */
+       gpio_request(MX6Q_SABRESD_AUX_5V_EN, "aux_5v_en");
+       gpio_direction_output(MX6Q_SABRESD_AUX_5V_EN, 1);
+       gpio_set_value(MX6Q_SABRESD_AUX_5V_EN, 1);
 }
 
 extern void __iomem *twd_base;