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Date: Tue, 2 Apr 2024 10:57:46 +0000
From: Xu Yang <xu.yang_2@....com>
To: Shawn Guo <shawnguo2@...h.net>
CC: "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
"robh+dt@...nel.org" <robh+dt@...nel.org>,
"krzysztof.kozlowski+dt@...aro.org" <krzysztof.kozlowski+dt@...aro.org>,
"shawnguo@...nel.org" <shawnguo@...nel.org>, "conor+dt@...nel.org"
<conor+dt@...nel.org>, "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
"kernel@...gutronix.de" <kernel@...gutronix.de>, "festevam@...il.com"
<festevam@...il.com>, dl-linux-imx <linux-imx@....com>,
"peter.chen@...nel.org" <peter.chen@...nel.org>, Jun Li <jun.li@....com>,
"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>, "imx@...ts.linux.dev"
<imx@...ts.linux.dev>, "linux-kernel@...r.kernel.org"
<linux-kernel@...r.kernel.org>
Subject: RE: [EXT] Re: [PATCH v10 08/11] arm64: dts: imx93: add usb nodes
Hi Shawn,
>
> On Thu, Mar 21, 2024 at 04:14:36PM +0800, Xu Yang wrote:
> > There are 2 USB controllers on i.MX93. Add them.
> >
> > Acked-by: Alexander Stein <alexander.stein@...tq-group.com>
> > Tested-by: Alexander Stein <alexander.stein@...tq-group.com> # TQMa9352LA/CA
> > Signed-off-by: Xu Yang <xu.yang_2@....com>
> >
> > ---
> > Changes in v2:
> > - fix format as suggested by Alexander
> > - change compatible from fsl,imx8mm-usb to fsl,imx93-usb
> > Changes in v3:
> > - replace deprecated fsl,usbphy with phys as suggested by Alexander
> > - reorder nodes
> > Changes in v4:
> > - fix the alignment
> > Changes in v5:
> > - rename usb_wakeup_clk to usb_wakeup
> > Changes in v6:
> > - rename usb_ctrl_root_clk to usb_ctrl_root
> > Changes in v7:
> > - no changes
> > Changes in v8:
> > - no changes
> > Changes in v9:
> > - no changes
> > Changes in v10:
> > - no changes
> > ---
> > arch/arm64/boot/dts/freescale/imx93.dtsi | 58 ++++++++++++++++++++++++
> > 1 file changed, 58 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
> > index 8f2e7c42ad6e..4a7efccb4f67 100644
> > --- a/arch/arm64/boot/dts/freescale/imx93.dtsi
> > +++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
> > @@ -183,6 +183,20 @@ mqs2: mqs2 {
> > status = "disabled";
> > };
> >
> > + usbphynop1: usbphynop1 {
> > + compatible = "usb-nop-xceiv";
> > + #phy-cells = <0>;
> > + clocks = <&clk IMX93_CLK_USB_PHY_BURUNIN>;
> > + clock-names = "main_clk";
> > + };
> > +
> > + usbphynop2: usbphynop2 {
> > + compatible = "usb-nop-xceiv";
> > + #phy-cells = <0>;
> > + clocks = <&clk IMX93_CLK_USB_PHY_BURUNIN>;
> > + clock-names = "main_clk";
> > + };
> > +
> > soc@0 {
> > compatible = "simple-bus";
> > #address-cells = <1>;
> > @@ -1167,6 +1181,50 @@ media_blk_ctrl: system-controller@...10000 {
> > status = "disabled";
> > };
> >
> > + usbotg1: usb@...00000 {
> > + compatible = "fsl,imx93-usb", "fsl,imx7d-usb", "fsl,imx27-usb";
> > + reg = <0x4c100000 0x200>;
> > + interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>;
> > + clocks = <&clk IMX93_CLK_USB_CONTROLLER_GATE>,
> > + <&clk IMX93_CLK_HSIO_32K_GATE>;
> > + clock-names = "usb_ctrl_root", "usb_wakeup";
> > + assigned-clocks = <&clk IMX93_CLK_HSIO>;
> > + assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>;
> > + assigned-clock-rates = <133000000>;
> > + phys = <&usbphynop1>;
> > + fsl,usbmisc = <&usbmisc1 0>;
> > + status = "disabled";
> > + };
> > +
> > + usbmisc1: usbmisc@...00200 {
> > + compatible = "fsl,imx8mm-usbmisc", "fsl,imx7d-usbmisc",
> > + "fsl,imx6q-usbmisc";
> > + reg = <0x4c100200 0x200>;
> > + #index-cells = <1>;
>
> Do we still need this '#index-cells' property? I see it's being marked
> as deprecated in bindings doc.
Sorry, the driver still needs fetch the value of this property so far. Otherwise,
the driver will probe failed. We still need some time to totally retire this property.
Thanks,
Xu Yang
>
> Shawn
>
> > + };
> > +
> > + usbotg2: usb@...00000 {
> > + compatible = "fsl,imx93-usb", "fsl,imx7d-usb", "fsl,imx27-usb";
> > + reg = <0x4c200000 0x200>;
> > + interrupts = <GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>;
> > + clocks = <&clk IMX93_CLK_USB_CONTROLLER_GATE>,
> > + <&clk IMX93_CLK_HSIO_32K_GATE>;
> > + clock-names = "usb_ctrl_root", "usb_wakeup";
> > + assigned-clocks = <&clk IMX93_CLK_HSIO>;
> > + assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>;
> > + assigned-clock-rates = <133000000>;
> > + phys = <&usbphynop2>;
> > + fsl,usbmisc = <&usbmisc2 0>;
> > + status = "disabled";
> > + };
> > +
> > + usbmisc2: usbmisc@...00200 {
> > + compatible = "fsl,imx8mm-usbmisc", "fsl,imx7d-usbmisc",
> > + "fsl,imx6q-usbmisc";
> > + reg = <0x4c200200 0x200>;
> > + #index-cells = <1>;
> > + };
> > +
> > ddr-pmu@...00dc0 {
> > compatible = "fsl,imx93-ddr-pmu";
> > reg = <0x4e300dc0 0x200>;
> > --
> > 2.34.1
> >
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