[PATCH 3/5] ARM: dts: omap4-kc1: USB OTG support

From: Paul Kocialkowski
Date: Tue Mar 29 2016 - 15:29:57 EST


This adds support for USB OTG on the Kindle Fire (first generation).

Signed-off-by: Paul Kocialkowski <contact@xxxxxxxx>
---
arch/arm/boot/dts/omap4-kc1.dts | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)

diff --git a/arch/arm/boot/dts/omap4-kc1.dts b/arch/arm/boot/dts/omap4-kc1.dts
index 9fe4441..0d08f9f 100644
--- a/arch/arm/boot/dts/omap4-kc1.dts
+++ b/arch/arm/boot/dts/omap4-kc1.dts
@@ -71,6 +71,14 @@
OMAP4_IOPAD(0x084, PIN_INPUT_PULLUP | MUX_MODE1) /* sdmmc2_cmd */
>;
};
+
+ usb_otg_hs_pins: pinmux_usb_otg_hs_pins {
+ pinctrl-single,pins = <
+ OMAP4_IOPAD(0x194, PIN_OUTPUT_PULLDOWN | MUX_MODE0) /* usba0_otg_ce */
+ OMAP4_IOPAD(0x196, PIN_INPUT | MUX_MODE0) /* usba0_otg_dp */
+ OMAP4_IOPAD(0x198, PIN_INPUT | MUX_MODE0) /* usba0_otg_dm */
+ >;
+ };
};

&uart3 {
@@ -136,5 +144,18 @@
status = "disabled";
};

+&usb_otg_hs {
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb_otg_hs_pins>;
+
+ interface-type = <1>;
+ mode = <3>;
+ power = <50>;
+};
+
#include "twl6030.dtsi"
#include "twl6030_omap4.dtsi"
+
+&twl_usb_comparator {
+ usb-supply = <&vusb>;
+};
--
2.7.4