| Message ID | 20220126141340.234125-5-alexander.stein@ew.tq-group.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | i.MX8MP: more USB3 glue layer feature support | expand |
> -----Original Message----- > From: Alexander Stein <alexander.stein@ew.tq-group.com> > Sent: Wednesday, January 26, 2022 10:14 PM > To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>; Rob Herring > <robh+dt@kernel.org>; Shawn Guo <shawnguo@kernel.org>; Sascha Hauer > <s.hauer@pengutronix.de>; Fabio Estevam <festevam@gmail.com> > Cc: Alexander Stein <alexander.stein@ew.tq-group.com>; dl-linux-imx > <linux-imx@nxp.com>; linux-usb@vger.kernel.org; > devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; Jun Li > <jun.li@nxp.com> > Subject: [PATCH v4 4/4] arm64: dts: imx8mp: Add memory for USB3 glue layer > to usb3 nodes > > 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> Reviewed-by: Li Jun <jun.li@nxp.com> > --- > 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 e61ac5f136ad..d4aadb434d36 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > @@ -1030,7 +1030,8 @@ 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"; > @@ -1070,7 +1071,8 @@ 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"; > -- > 2.25.1
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index e61ac5f136ad..d4aadb434d36 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1030,7 +1030,8 @@ 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"; @@ -1070,7 +1071,8 @@ 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";
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 | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)