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authorIgor Opaniuk <igor.opaniuk@toradex.com>2019-05-10 12:35:29 +0300
committerStefano Babic <sbabic@denx.de>2019-06-11 10:42:48 +0200
commit5d2cd9f1175692e91134a44ca0be19766aa1e952 (patch)
tree8184fb0b34a5d4282d765ca163be7c640c1cf109 /arch/arm/dts
parentb1f8242ede1b98977c65f00c952c9b52cf3876b2 (diff)
colibri_imx7: migrate usb to driver model
Migrate USB to Driver Model (CONFIG_DM_USB=y). Acked-by: Marcel Ziswiler <marcel.ziswiler@toradex.com> Tested-by: Marcel Ziswiler <marcel.ziswiler@toradex.com> Signed-off-by: Igor Opaniuk <igor.opaniuk@toradex.com>
Diffstat (limited to 'arch/arm/dts')
-rw-r--r--arch/arm/dts/imx7-colibri-emmc.dts45
-rw-r--r--arch/arm/dts/imx7-colibri-rawnand.dts48
2 files changed, 93 insertions, 0 deletions
diff --git a/arch/arm/dts/imx7-colibri-emmc.dts b/arch/arm/dts/imx7-colibri-emmc.dts
index efd600091d..deb5482e3e 100644
--- a/arch/arm/dts/imx7-colibri-emmc.dts
+++ b/arch/arm/dts/imx7-colibri-emmc.dts
@@ -13,11 +13,30 @@
aliases {
mmc0 = &usdhc3;
mmc1 = &usdhc1;
+ usb0 = &usbotg1; /* required for ums */
};
chosen {
stdout-path = &uart1;
};
+
+ reg_5v0: regulator-5v0 {
+ compatible = "regulator-fixed";
+ regulator-name = "5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ reg_usbh_vbus: regulator-usbh-vbus {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usbh_reg>;
+ regulator-name = "VCC_USB[1-4]";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio4 7 GPIO_ACTIVE_LOW>;
+ vin-supply = <&reg_5v0>;
+ };
};
&usdhc3 {
@@ -44,4 +63,30 @@
MX7D_PAD_SD3_STROBE__SD3_STROBE 0x19
>;
};
+
+ pinctrl_usbh_reg: gpio-usbh-vbus {
+ fsl,pins = <
+ MX7D_PAD_UART3_CTS_B__GPIO4_IO7 0x14
+ >;
+ };
+};
+
+/* Colibri USBC */
+&usbotg1 {
+ /*
+ * usbotg1 on Colibri iMX7 can function in both host/otg modes.
+ * Gadget stack currently does not look at this at all while
+ * the host stack refuses to bind/load if it is not set to host
+ * (it obviously won't be enumerated during usb start invocation
+ * if dr_mode = "otg")
+ */
+ dr_mode = "host";
+ status = "okay";
+};
+
+/* Colibri USBH */
+&usbotg2 {
+ dr_mode = "host";
+ vbus-supply = <&reg_usbh_vbus>;
+ status = "okay";
};
diff --git a/arch/arm/dts/imx7-colibri-rawnand.dts b/arch/arm/dts/imx7-colibri-rawnand.dts
index 4eb86fb011..5f12a2ac2a 100644
--- a/arch/arm/dts/imx7-colibri-rawnand.dts
+++ b/arch/arm/dts/imx7-colibri-rawnand.dts
@@ -13,6 +13,28 @@
chosen {
stdout-path = &uart1;
};
+
+ aliases {
+ usb0 = &usbotg1; /* required for ums */
+ };
+
+ reg_5v0: regulator-5v0 {
+ compatible = "regulator-fixed";
+ regulator-name = "5V";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ reg_usbh_vbus: regulator-usbh-vbus {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usbh_reg>;
+ regulator-name = "VCC_USB[1-4]";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio4 7 GPIO_ACTIVE_LOW>;
+ vin-supply = <&reg_5v0>;
+ };
};
&gpmi {
@@ -43,4 +65,30 @@
MX7D_PAD_SD3_DATA7__NAND_DATA07 0x71
>;
};
+
+ pinctrl_usbh_reg: gpio-usbh-vbus {
+ fsl,pins = <
+ MX7D_PAD_UART3_CTS_B__GPIO4_IO7 0x14
+ >;
+ };
+};
+
+/* Colibri USBC */
+&usbotg1 {
+ /*
+ * usbotg1 on Colibri iMX7 can function in both host/otg modes.
+ * Gadget stack currently does not look at this at all while
+ * the host stack refuses to bind/load if it is not set to host
+ * (it obviously won't be enumerated during usb start invocation
+ * if dr_mode = "otg")
+ */
+ dr_mode = "host";
+ status = "okay";
+};
+
+/* Colibri USBH */
+&usbotg2 {
+ dr_mode = "host";
+ vbus-supply = <&reg_usbh_vbus>;
+ status = "okay";
};