MLK-13182-2: ARM: dts: imx: enable lvds support for imx6q pop arm2

Enable lvds channel 0 display support for imx6q pop arm2
validation target board.

Signed-off-by: Adrian Alonso <adrian.alonso@nxp.com>
Signed-off-by: Arulpandiyan Vadivel <arulpandiyan_vadivel@mentor.com>
Signed-off-by: Srikanth Krishnakar <Srikanth_Krishnakar@mentor.com>

diff --git a/arch/arm/boot/dts/imx6q-pop-arm2.dts b/arch/arm/boot/dts/imx6q-pop-arm2.dts
index 55c8738..89a7980 100644 (file)
--- a/arch/arm/boot/dts/imx6q-pop-arm2.dts
+++ b/arch/arm/boot/dts/imx6q-pop-arm2.dts
@@ -10,6 +10,7 @@
  */
 
 /dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
 #include "imx6q.dtsi"
 
 / {
@@ -18,6 +19,35 @@
 
        aliases {
                mxcfb0 = &mxcfb1;
+               mxcfb1 = &mxcfb2;
+       };
+
+       pwm-backlight {
+               compatible = "pwm-backlight";
+               pwms = <&pwm1 0 50000>;
+               power-supply = <&reg_lvds_3p3v>;
+               brightness-levels =  <
+                       0  1  2  3  4  5  6  7  8  9
+                       10 11 12 13 14 15 16 17 18 19
+                       20 21 22 23 24 25 26 27 28 29
+                       30 31 32 33 34 35 36 37 38 39
+                       40 41 42 43 44 45 46 47 48 49
+                       50 51 52 53 54 55 56 57 58 59
+                       60 61 62 63 64 65 66 67 68 69
+                       70 71 72 73 74 75 76 77 78 79
+                       80 81 82 83 84 85 86 87 88 89
+                       90 91 92 93 94 95 96 97 98 99
+                       100
+               >;
+               default-brightness-level = <94>;
+               status = "okay";
+       };
+
+       hannstar_cabc {
+               compatible = "hannstar,cabc";
+               lvds_share {
+                       gpios = <&max7310_a 0 GPIO_ACTIVE_HIGH>;
+               };
        };
 
        memory {
@@ -26,6 +56,16 @@
        };
 
        mxcfb1: fb@0 {
+               compatible = "fsl,mxc_sdc_fb";
+               disp_dev = "ldb";
+               interface_pix_fmt = "RGB666";
+               default_bpp = <16>;
+               int_clk = <0>;
+               late_init = <0>;
+               status = "okay";
+       };
+
+       mxcfb2: fb@1 {
                compatible = "fsl,mxc_sdc_fb";
                disp_dev = "hdmi";
                interface_pix_fmt = "RGB24";
@@ -65,6 +105,17 @@
                        gpio = <&gpio3 22 0>;
                        enable-active-high;
                };
+
+               reg_lvds_3p3v: regulator@2 {
+                       compatible = "regulator-fixed";
+                       reg = <2>;
+                       regulator-name = "LVDS-3P3V";
+                       regulator-min-microvolt = <3300000>;
+                       regulator-max-microvolt = <3300000>;
+                       gpio = <&max7310_b 1 GPIO_ACTIVE_HIGH>;
+                       enable-active-high;
+                       regulator-always-on;
+               };
        };
 };
 
@@ -78,6 +129,12 @@
        status = "okay";
 };
 
+&dcic2 {
+       dcic_id = <1>;
+       dcic_mux = "dcic-lvds0";
+       status = "okay";
+};
+
 &fec {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_enet>;
@@ -119,6 +176,27 @@
        };
 };
 
+&i2c3 {
+       clock-frequency = <100000>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_i2c3>;
+       status = "okay";
+
+       max7310_a: gpio@1b {
+               compatible = "maxim,max7310";
+               reg = <0x1b>;
+               gpio-controller;
+               #gpio-cells = <2>;
+       };
+
+       max7310_b: gpio@1f {
+               compatible = "maxim,max7310";
+               reg = <0x1f>;
+               gpio-controller;
+               #gpio-cells = <2>;
+       };
+};
+
 &iomuxc {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_hog>;
@@ -170,6 +248,19 @@
                        >;
                };
 
+               pinctrl_i2c3: i2c3grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_GPIO_5__I2C3_SCL             0x4001b8b1
+                               MX6QDL_PAD_GPIO_16__I2C3_SDA            0x4001b8b1
+                       >;
+               };
+
+               pinctrl_pwm1: pwm1grp {
+                       fsl,pins = <
+                               MX6QDL_PAD_GPIO_9__PWM1_OUT     0x1b0b1
+                       >;
+               };
+
                pinctrl_uart2: uart2grp {
                        fsl,pins = <
                                MX6QDL_PAD_EIM_D26__UART2_RX_DATA       0x1b0b1
@@ -231,6 +322,39 @@
        };
 };
 
+&ldb {
+       status = "okay";
+
+       lvds-channel@0 {
+               fsl,data-mapping = "spwg";
+               fsl,data-width = <18>;
+               crtc = "ipu2-di0";
+               primary;
+               status = "okay";
+
+               display-timings {
+                       native-mode = <&timing0>;
+                       timing0: hsd100pxn1 {
+                               clock-frequency = <65000000>;
+                               hactive = <1024>;
+                               vactive = <768>;
+                               hback-porch = <220>;
+                               hfront-porch = <40>;
+                               vback-porch = <21>;
+                               vfront-porch = <7>;
+                               hsync-len = <60>;
+                               vsync-len = <10>;
+                       };
+               };
+       };
+};
+
+&pwm1 {
+       pinctrl-names = "default";
+       pinctrl-0 = <&pinctrl_pwm1>;
+       status = "okay";
+};
+
 &uart2 {
        pinctrl-names = "default";
        pinctrl-0 = <&pinctrl_uart2>;