| Message ID | 20231214112442.2412079-2-xu.yang_2@nxp.com |
|---|---|
| State | New |
| Headers | show |
| Series | None | expand |
Hi Fabio, > -----邮件原件----- > 发件人: Fabio Estevam <festevam@gmail.com> > 发送时间: 2023年12月14日 21:15 > 收件人: Xu Yang <xu.yang_2@nxp.com> > 抄送: robh+dt@kernel.org; krzysztof.kozlowski+dt@linaro.org; > conor+dt@kernel.org; shawnguo@kernel.org; s.hauer@pengutronix.de; > kernel@pengutronix.de; dl-linux-imx <linux-imx@nxp.com>; > devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org > 主题: Re: [EXT] Re: [PATCH 2/4] arm64: dts: imx8ulp-evk: enable usb nodes > > On Thu, Dec 14, 2023 at 9:50 AM Xu Yang <xu.yang_2@nxp.com> wrote: > > > PTN5150 can work autonomously for most of the basic functions. > > I don’t see a need to enable driver for it now. > > We are talking about devicetree here, not driver. > > If the PTN5150 is present on the board, then just represent it in the > devicetree. If we do not need its driver(either SW control or pass any information) for PTN5150, what's the point to present it in device tree? Another reason is current PTN5150 driver is through extcon, not type-c, so enable it can not get benefit of type-C subsystem. Thanks Li Jun
diff --git a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts index 69dd8e31027c..08fadfe47785 100644 --- a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts @@ -135,6 +135,46 @@ pcal6408: gpio@21 { }; }; +&usbotg1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_otgid1>; + dr_mode = "otg"; + hnp-disable; + srp-disable; + adp-disable; + over-current-active-low; + status = "okay"; +}; + +&usbphy1 { + status = "okay"; + fsl,tx-d-cal = <110>; +}; + +&usbmisc1 { + status = "okay"; +}; + +&usbotg2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_otgid2>; + dr_mode = "otg"; + hnp-disable; + srp-disable; + adp-disable; + over-current-active-low; + status = "okay"; +}; + +&usbphy2 { + status = "okay"; + fsl,tx-d-cal = <110>; +}; + +&usbmisc2 { + status = "okay"; +}; + &usdhc0 { pinctrl-names = "default", "state_100mhz", "state_200mhz", "sleep"; pinctrl-0 = <&pinctrl_usdhc0>; @@ -224,6 +264,20 @@ MX8ULP_PAD_PTE13__LPI2C7_SDA 0x20 >; }; + pinctrl_otgid1: usb1grp { + fsl,pins = < + MX8ULP_PAD_PTF2__USB0_ID 0x10003 + MX8ULP_PAD_PTF4__USB0_OC 0x10003 + >; + }; + + pinctrl_otgid2: usb2grp { + fsl,pins = < + MX8ULP_PAD_PTD23__USB1_ID 0x10003 + MX8ULP_PAD_PTF6__USB1_OC 0x10003 + >; + }; + pinctrl_usdhc0: usdhc0grp { fsl,pins = < MX8ULP_PAD_PTD1__SDHC0_CMD 0x3
Enable 2 USB nodes on i.MX8ULP evk board. Signed-off-by: Xu Yang <xu.yang_2@nxp.com> --- arch/arm64/boot/dts/freescale/imx8ulp-evk.dts | 54 +++++++++++++++++++ 1 file changed, 54 insertions(+)