Add
-extcon nodes for USB ID pin detection.
-i2c nodes.
-pcf nodes to which USB ID pin is connected.
Signed-off-by: George Cherian <george.cherian@xxxxxx>
---
arch/arm/boot/dts/dra7-evm.dts | 50 +++++++++++++++++++++++++++++++++++++++++-
1 file changed, 49 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts
index acd3c09..8b0738a 100644
--- a/arch/arm/boot/dts/dra7-evm.dts
+++ b/arch/arm/boot/dts/dra7-evm.dts
@@ -17,6 +17,17 @@
device_type = "memory";
reg = <0x80000000 0x60000000>; /* 1536 MB */
};
+
+ extcon1: gpio_usbvid_extcon1 {
+ compatible = "ti,gpio-usb-id";
+ gpios = <&gpio21 1 0>;
+ };
+
+ extcon2: gpio_usbvid_extcon2 {
+ compatible = "ti,gpio-usb-id";
+ gpios = <&gpio21 2 0>;
+ };
+
};
&dra7_pmx_core {
@@ -33,10 +44,47 @@
};
};
+&i2c1 {
+ clock-frequency = <400000>;
+
+ gpio20: pcf8575@20 {
+ compatible = "ti,pcf8575";
+ reg = <0x20>;
+ n_latch = <0x4000>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&gpio6>;
+ interrupts = <11 2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio21: pcf8575@21 {
+ compatible = "ti,pcf8575";
+ reg = <0x21>;
+ n_latch = <0x1408>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-parent = <&pcf_20>;
+ interrupts = <14 2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+};
+
&dwc3_1 {
- dr_mode = "otg";
+ dr_mode = "host";
};
&dwc3_2 {
dr_mode = "host";
};
+
+&usb1 {
+ extcon = <&extcon1>;
+};
+
+&usb2 {
+ extcon = <&extcon2>;
+};
--
1.8.1.4
--
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