diff options
Diffstat (limited to 'arch/arm/boot/dts/exynos5250-snow.dts')
| -rw-r--r-- | arch/arm/boot/dts/exynos5250-snow.dts | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index 581ffae27e13..fa85f58553f5 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 +48,27 @@ }; }; + 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>; + }; + }; + /* * On Snow we've got SIP WiFi and so can keep drive strengths low to * reduce EMI. |
