@@ -193,7 +193,8 @@
};
i2c@12CA0000 {
- status = "disabled";
+ samsung,i2c-sda-delay = <100>;
+ samsung,i2c-max-bus-freq = <66000>;
};
i2c@12CB0000 {
@@ -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 +48,27 @@
};
};
+ i2c-arbitrator {
+ compatible = "i2c-arbitrator-cros-ec";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c-parent = <&{/i2c@12CA0000}>;
+
+ ap-claim-gpio = <&gpf0 3 1>;
+ ec-claim-gpio = <&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>;
+ };
+ };
+
/*
* On Snow we've got SIP WiFi and so can keep drive strengths low to
* reduce EMI.