The Fairchild FSA9480 is a USB mux connected over i2c-gpio.
Signed-off-by: Jonathan Bakker <xc-rac...@live.ca>
---
arch/arm/boot/dts/s5pv210-aries.dtsi | 36 ++++++++++++++++++++++++++++
1 file changed, 36 insertions(+)
diff --git a/arch/arm/boot/dts/s5pv210-aries.dtsi
b/arch/arm/boot/dts/s5pv210-aries.dtsi
index 7d001c22c532..6233884713cb 100644
--- a/arch/arm/boot/dts/s5pv210-aries.dtsi
+++ b/arch/arm/boot/dts/s5pv210-aries.dtsi
@@ -14,6 +14,7 @@
aliases {
i2c4 = &i2c_sound;
i2c6 = &i2c_pmic;
+ i2c7 = &i2c_musb;
i2c9 = &i2c_fuel;
};
@@ -358,6 +359,28 @@
};
};
+ i2c_musb: i2c-gpio-3 {
+ compatible = "i2c-gpio";
+ sda-gpios = <&gpj3 4 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&gpj3 5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ i2c-gpio,delay-us = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&musb_i2c_pins>;
+
+ fsa9480: musb@25 {
+ compatible = "fcs,fsa9480";
+ reg = <0x25>;
+ interrupt-parent = <&gph2>;
+ interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&musb_irq>;
+ };
+ };
+
i2c_fuel: i2c-gpio-4 {
compatible = "i2c-gpio";
sda-gpios = <&mp05 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
@@ -480,6 +503,13 @@
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
+ musb_irq: musq-irq {
+ samsung,pins = "gph2-7";
+ samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
+ samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
+ };
+
tf_detect: tf-detect {
samsung,pins = "gph3-4";
samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
@@ -500,6 +530,12 @@
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
+ musb_i2c_pins: musb-i2c-pins {
+ samsung,pins = "gpj3-4", "gpj3-5";
+ samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
+ };
+
pmic_i2c_pins: pmic-i2c-pins {
samsung,pins = "gpj4-0", "gpj4-3";
samsung,pin-pud = <S3C64XX_PIN_PULL_NONE>;
--
2.20.1
