arm: mx6: novena: Add proper LVDS display support

Repair the register configuration and add proper support for the
display attached to both LVDS channels.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Cc: Nikita Kiryanov <nikita@compulab.co.il>
Cc: Sean Cross <xobs@kosagi.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Tim Harvey <tharvey@gateworks.com>
diff --git a/board/kosagi/novena/novena.h b/board/kosagi/novena/novena.h
index 244004d..8f11583 100644
--- a/board/kosagi/novena/novena.h
+++ b/board/kosagi/novena/novena.h
@@ -10,9 +10,12 @@
 #define __BOARD_KOSAGI_NOVENA_NOVENA_H__
 
 #define NOVENA_AUDIO_PWRON		IMX_GPIO_NR(5, 17)
+#define NOVENA_BACKLIGHT_PWM_GPIO	IMX_GPIO_NR(4, 29)
+#define NOVENA_BACKLIGHT_PWR_GPIO	IMX_GPIO_NR(4, 15)
 #define NOVENA_BUTTON_GPIO		IMX_GPIO_NR(4, 14)
 #define NOVENA_FPGA_RESET_N_GPIO	IMX_GPIO_NR(5, 7)
 #define NOVENA_HDMI_GHOST_HPD		IMX_GPIO_NR(5, 4)
+#define NOVENA_ITE6251_PWR_GPIO		IMX_GPIO_NR(5, 28)
 #define NOVENA_PCIE_DISABLE_GPIO	IMX_GPIO_NR(2, 16)
 #define NOVENA_PCIE_POWER_ON_GPIO	IMX_GPIO_NR(7, 12)
 #define NOVENA_PCIE_RESET_GPIO		IMX_GPIO_NR(3, 29)
@@ -20,6 +23,11 @@
 #define NOVENA_SD_CD			IMX_GPIO_NR(1, 4)
 #define NOVENA_SD_WP			IMX_GPIO_NR(1, 2)
 
+#define NOVENA_IT6251_I2C_BUS	2
+#define NOVENA_IT6251_CHIPADDR	0x5c
+#define NOVENA_IT6251_LVDSADDR	0x5e
+
 void setup_display_clock(void);
+void setup_display_lvds(void);
 
 #endif	/* __BOARD_KOSAGI_NOVENA_NOVENA_H__ */