ARM: exynos: dts: cros5250: add EC device

Add basic EC information to device tree, currently only describing the
keyboard and keymap.
Reviewed-by: NDoug Anderson <dianders@chromium.org>
Acked-by: NKukjin Kim <kgene.kim@samsung.com>
Signed-off-by: NOlof Johansson <olof@lixom.net>

arch/arm/boot/dts/exynos5250-snow.dts

@@ -72,6 +72,102 @@
 				reg = <0xb>;
 				sbs,poll-retry-count = <1>;
 			};
+
+			ec: embedded-controller {
+				compatible = "google,cros-ec-i2c";
+				reg = <0x1e>;
+				interrupts = <6 0>;
+				interrupt-parent = <&gpx1>;
+				wakeup-source;
+
+				keyboard-controller {
+				        compatible = "google,cros-ec-keyb";
+				        keypad,num-rows = <8>;
+				        keypad,num-columns = <13>;
+				        google,needs-ghost-filter;
+					linux,keymap = <0x0001003a	/* CAPSLK */
+							0x0002003b	/* F1 */
+							0x00030030	/* B */
+							0x00040044	/* F10 */
+							0x00060031	/* N */
+							0x0008000d	/* = */
+							0x000a0064	/* R_ALT */
+
+							0x01010001	/* ESC */
+							0x0102003e	/* F4 */
+							0x01030022	/* G */
+							0x01040041	/* F7 */
+							0x01060023	/* H */
+							0x01080028	/* ' */
+							0x01090043	/* F9 */
+							0x010b000e	/* BKSPACE */
+
+							0x0200001d	/* L_CTRL */
+							0x0201000f	/* TAB */
+							0x0202003d	/* F3 */
+							0x02030014	/* T */
+							0x02040040	/* F6 */
+							0x0205001b	/* ] */
+							0x02060015	/* Y */
+							0x02070056	/* 102ND */
+							0x0208001a	/* [ */
+							0x02090042	/* F8 */
+
+							0x03010029	/* GRAVE */
+							0x0302003c	/* F2 */
+							0x03030006	/* 5 */
+							0x0304003f	/* F5 */
+							0x03060007	/* 6 */
+							0x0308000c	/* - */
+							0x030b002b	/* \ */
+
+							0x04000061	/* R_CTRL */
+							0x0401001e	/* A */
+							0x04020020	/* D */
+							0x04030021	/* F */
+							0x0404001f	/* S */
+							0x04050025	/* K */
+							0x04060024	/* J */
+							0x04080027	/* ; */
+							0x04090026	/* L */
+							0x040b001c	/* ENTER */
+
+							0x0501002c	/* Z */
+							0x0502002e	/* C */
+							0x0503002f	/* V */
+							0x0504002d	/* X */
+							0x05050033	/* , */
+							0x05060032	/* M */
+							0x0507002a	/* L_SHIFT */
+							0x05080035	/* / */
+							0x05090034	/* . */
+							0x050B0039	/* SPACE */
+
+							0x06010002	/* 1 */
+							0x06020004	/* 3 */
+							0x06030005	/* 4 */
+							0x06040003	/* 2 */
+							0x06050009	/* 8 */
+							0x06060008	/* 7 */
+							0x0608000b	/* 0 */
+							0x0609000a	/* 9 */
+							0x060a0038	/* L_ALT */
+							0x060b006c	/* DOWN */
+							0x060c006a	/* RIGHT */
+
+							0x07010010	/* Q */
+							0x07020012	/* E */
+							0x07030013	/* R */
+							0x07040011	/* W */
+							0x07050017	/* I */
+							0x07060016	/* U */
+							0x07070036	/* R_SHIFT */
+							0x07080019	/* P */
+							0x07090018	/* O */
+							0x070b0067	/* UP */
+							0x070c0069>;	/* LEFT */
+				};
+			};
 		};
 	};