[PATCH v5 4/4] arm64: dts: imx8mp: Add memory for USB3 glue layer to usb3 nodes
Alexander Stein
alexander.stein at ew.tq-group.com
Fri Feb 18 07:27:07 PST 2022
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 at ew.tq-group.com>
Reviewed-by: Li Jun <jun.li at nxp.com>
---
Changes in v5:
* Added Reviewed-by: Li Jun
arch/arm64/boot/dts/freescale/imx8mp.dtsi | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
index 00ed083662e9..d73f0937b5d3 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi
@@ -1033,7 +1033,8 @@ usb3_phy0: usb-phy at 381f0040 {
usb3_0: usb at 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";
@@ -1074,7 +1075,8 @@ usb3_phy1: usb-phy at 382f0040 {
usb3_1: usb at 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";
--
2.25.1
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