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Diffstat (limited to 'arch/arm/boot/dts/exynos5250-snow.dts')
-rw-r--r--arch/arm/boot/dts/exynos5250-snow.dts127
1 files changed, 127 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts
index 581ffae27e1..bf4744bab44 100644
--- a/arch/arm/boot/dts/exynos5250-snow.dts
+++ b/arch/arm/boot/dts/exynos5250-snow.dts
@@ -16,6 +16,10 @@
model = "Google Snow";
compatible = "google,snow", "samsung,exynos5250";
+ aliases {
+ i2c104 = &i2c_104;
+ };
+
pinctrl@11400000 {
sd3_clk: sd3-clk {
samsung,pin-drv = <0>;
@@ -44,6 +48,129 @@
};
};
+ i2c-arbitrator {
+ compatible = "i2c-arb-gpio-challenge";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c-parent = <&{/i2c@12CA0000}>;
+
+ our-claim-gpio = <&gpf0 3 1>;
+ their-claim-gpios = <&gpe0 4 1>;
+ slew-delay-us = <10>;
+ wait-retry-us = <3000>;
+ wait-free-us = <50000>;
+
+ /* Use ID 104 as a hint that we're on physical bus 4 */
+ i2c_104: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ battery: sbs-battery@b {
+ compatible = "sbs,sbs-battery";
+ 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 */
+ };
+ };
+ };
+ };
+
/*
* On Snow we've got SIP WiFi and so can keep drive strengths low to
* reduce EMI.