From: Tyler Baker <[email protected]> Add device tree nodes for the USB hub, and USB OTG. i2c2 on this platform supports low state retention power state so lets use it.
Signed-off-by: Tyler Baker <[email protected]> --- arch/arm/boot/dts/imx7d-cl-som-imx7.dts | 36 +++++++++++++++++++++++++-------- 1 file changed, 28 insertions(+), 8 deletions(-) diff --git a/arch/arm/boot/dts/imx7d-cl-som-imx7.dts b/arch/arm/boot/dts/imx7d-cl-som-imx7.dts index ae45af1..a9f690b 100644 --- a/arch/arm/boot/dts/imx7d-cl-som-imx7.dts +++ b/arch/arm/boot/dts/imx7d-cl-som-imx7.dts @@ -30,6 +30,16 @@ gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + reg_usbh_nreset: regulator@4 { + compatible = "regulator-fixed"; + regulator-name = "usb_host_nreset"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&pca9555 6 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; }; &cpu0 { @@ -199,6 +209,16 @@ status = "okay"; }; +&usbotg2 { + dr_mode = "host"; + status = "okay"; +}; + +&usbh { + vbus-supply = <®_usbh_nreset>; + status = "okay"; +}; + &usdhc3 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc3>; @@ -247,13 +267,6 @@ >; }; - pinctrl_i2c2: i2c2grp { - fsl,pins = < - MX7D_PAD_I2C2_SDA__I2C2_SDA 0x4000007f - MX7D_PAD_I2C2_SCL__I2C2_SCL 0x4000007f - >; - }; - pinctrl_uart1: uart1grp { fsl,pins = < MX7D_PAD_UART1_TX_DATA__UART1_DCE_TX 0x79 @@ -284,4 +297,11 @@ MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5 0x14 /* OTG PWREN */ >; }; -}; \ No newline at end of file + + pinctrl_i2c2: i2c2grp { + fsl,pins = < + MX7D_PAD_LPSR_GPIO1_IO07__I2C2_SDA 0x4000000f + MX7D_PAD_LPSR_GPIO1_IO06__I2C2_SCL 0x4000000f + >; + }; +}; -- 2.9.3
