[PATCH 3/8] ARM: dts: imx7d-cl-som: add nodes for usbh, and usbotg2

tyler
2017-11-30T20:14:47Z

From: Tyler Baker <tyler@opensourcefoundries.com>

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 <tyler@opensourcefoundries.com>
---
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 = <&reg_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