diff mbox series

[v3,4/4] arm64: dts: imx8mp: Add memory for USB3 glue layer to usb3 nodes

Message ID 20220118131626.926394-5-alexander.stein@ew.tq-group.com (mailing list archive)
State New, archived
Headers show
Series i.MX8MP: more USB3 glue layer feature support | expand

Commit Message

Alexander Stein Jan. 18, 2022, 1:16 p.m. UTC 
The USB3 glue layer has 2 areas in the register set, see RM Rev.1
section 11.2.5.2.1 GLUE_usb3 memory map:
* USB3 control/status
* PHY control/status

Provide the memory area to the usb3 nodes for accessing the features
in the USB3 control area.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
---
 arch/arm64/boot/dts/freescale/imx8mp.dtsi | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 6b840c05dd77..baaa49b419fa 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -921,10 +921,14 @@  usb3_phy0: usb-phy@381f0040 {
 
 		usb3_0: usb@32f10100 {
 			compatible = "fsl,imx8mp-dwc3";
-			reg = <0x32f10100 0x8>;
+			reg = <0x32f10100 0x8>,
+			      <0x381f0000 0x20>;
 			clocks = <&clk IMX8MP_CLK_HSIO_ROOT>,
-				 <&clk IMX8MP_CLK_USB_ROOT>;
-			clock-names = "hsio", "suspend";
+				 <&clk IMX8MP_CLK_USB_ROOT>,
+				 <&clk IMX8MP_CLK_USB_PHY_ROOT>;
+			clock-names = "hsio", "suspend", "phy";
+			assigned-clocks = <&clk IMX8MP_CLK_USB_PHY_REF>;
+			assigned-clock-parents = <&clk IMX8MP_CLK_24M>;
 			interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
 			#address-cells = <1>;
 			#size-cells = <1>;
@@ -962,10 +966,14 @@  usb3_phy1: usb-phy@382f0040 {
 
 		usb3_1: usb@32f10108 {
 			compatible = "fsl,imx8mp-dwc3";
-			reg = <0x32f10108 0x8>;
+			reg = <0x32f10108 0x8>,
+			      <0x382f0000 0x20>;
 			clocks = <&clk IMX8MP_CLK_HSIO_ROOT>,
-				 <&clk IMX8MP_CLK_USB_ROOT>;
-			clock-names = "hsio", "suspend";
+				 <&clk IMX8MP_CLK_USB_ROOT>,
+				 <&clk IMX8MP_CLK_USB_PHY_ROOT>;
+			clock-names = "hsio", "suspend", "phy";
+			assigned-clocks = <&clk IMX8MP_CLK_USB_PHY_REF>;
+			assigned-clock-parents = <&clk IMX8MP_CLK_24M>;
 			interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
 			#address-cells = <1>;
 			#size-cells = <1>;