[PATCH 2/4] ARM: dts: omap3-pandora: add support for usb host and 32k buffer
From: Grazvydas Ignotas <hidden>
Date: 2015-07-21 01:11:59
Also in:
linux-devicetree, linux-omap
Subsystem:
the rest · Maintainer:
Linus Torvalds
This adds missing bits for EHCI HS USB host support and 32k clock buffer control for the wg7210 bt+wifi module. Signed-off-by: Grazvydas Ignotas <redacted> --- arch/arm/boot/dts/omap3-pandora-common.dtsi | 36 +++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+)
diff --git a/arch/arm/boot/dts/omap3-pandora-common.dtsi b/arch/arm/boot/dts/omap3-pandora-common.dtsi
index f6363bc..6e82c4a 100644
--- a/arch/arm/boot/dts/omap3-pandora-common.dtsi
+++ b/arch/arm/boot/dts/omap3-pandora-common.dtsi@@ -199,6 +199,38 @@ gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>; /* GPIO_108 */ }; }; + + /* HS USB Host PHY on PORT 2 */ + hsusb2_phy: hsusb2_phy { + compatible = "usb-nop-xceiv"; + reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>; /* GPIO_16 */ + vcc-supply = <&vaux2>; + }; + + /* HS USB Host VBUS supply + * disabling this regulator causes current leakage, and LCD flicker + * on earlier (CC) board revisions, so keep it always on */ + usb_host_5v: fixed-regulator-usb_host_5v { + compatible = "regulator-fixed"; + regulator-name = "usb_host_5v"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + regulator-boot-on; + enable-active-high; + gpio = <&gpio6 4 0>; /* GPIO_164 */ + }; + + /* wg7210 (wifi+bt module) 32k clock buffer */ + wg7210_32k: fixed-regulator-wg7210_32k { + compatible = "regulator-fixed"; + regulator-name = "wg7210_32k"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + enable-active-high; + gpio = <&twl_gpio 13 GPIO_ACTIVE_HIGH>; + }; }; &omap3_pmx_core {
@@ -501,6 +533,10 @@ port2-mode = "ehci-phy"; }; +&usbhsehci { + phys = <0 &hsusb2_phy>; +}; + &gpmc { ranges = <0 0 0x30000000 0x1000000>; /* CS0: 16MB for NAND */
--
1.9.1