Message ID | 1592594173-13497-1-git-send-email-sunil@amarulasolutions.com |
---|---|
State | New |
Headers | show |
Series |
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Related | show |
Hi On Fri, Jun 19, 2020 at 9:16 PM Suniel Mahesh <sunil@amarulasolutions.com> wrote: > From: Michael Trimarchi <michael@amarulasolutions.com> > > The current pin muxing scheme muxes GPIO_1 pad for USB_OTG_ID > but the TRM mentions GPIO_1 pad is muxed for card detetcion, > because of which when card is inserted, usb otg is enumerated > and the card is never detected. > Please rephrase, sorry to see only now. The card detect is muxed to GPIO_1 > > [ 64.492645] cfg80211: failed to load regulatory.db > [ 64.492657] imx-sdma 20ec000.sdma: external firmware not found, using > ROM firmware > [ 76.343711] ci_hdrc ci_hdrc.0: EHCI Host Controller > [ 76.349742] ci_hdrc ci_hdrc.0: new USB bus registered, assigned bus > number 2 > [ 76.388862] ci_hdrc ci_hdrc.0: USB 2.0 started, EHCI 1.00 > [ 76.396650] usb usb2: New USB device found, idVendor=1d6b, > idProduct=0002, bcdDevice= 5.08 > [ 76.405412] usb usb2: New USB device strings: Mfr=3, Product=2, > SerialNumber=1 > [ 76.412763] usb usb2: Product: EHCI Host Controller > [ 76.417666] usb usb2: Manufacturer: Linux 5.8.0-rc1-next-20200618 > ehci_hcd > [ 76.424623] usb usb2: SerialNumber: ci_hdrc.0 > [ 76.431755] hub 2-0:1.0: USB hub found > [ 76.435862] hub 2-0:1.0: 1 port detected > > Fix the pin muxing as per TRM by muxing ENET_RX_ER pad for USB_OTG_ID > and GPIO_1 pad for card detect. > The OTG_ID is muxed on ENET_RX_ER Michael > > [ 22.449165] mmc0: host does not support reading read-only switch, > assuming write-enable > [ 22.459992] mmc0: new high speed SDHC card at address 0001 > [ 22.469725] mmcblk0: mmc0:0001 EB1QT 29.8 GiB > [ 22.478856] mmcblk0: p1 p2 > > Cc: stable@vger.kernel.org > Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com> > Signed-off-by: Suniel Mahesh <sunil@amarulasolutions.com> > --- > NOTE: > - patch tested on i.Core 1.5 MX6 DL > --- > arch/arm/boot/dts/imx6qdl-icore.dtsi | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/boot/dts/imx6qdl-icore.dtsi > b/arch/arm/boot/dts/imx6qdl-icore.dtsi > index 756f3a9..12997da 100644 > --- a/arch/arm/boot/dts/imx6qdl-icore.dtsi > +++ b/arch/arm/boot/dts/imx6qdl-icore.dtsi > @@ -397,7 +397,7 @@ > > pinctrl_usbotg: usbotggrp { > fsl,pins = < > - MX6QDL_PAD_GPIO_1__USB_OTG_ID 0x17059 > + MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID 0x17059 > >; > }; > > @@ -409,6 +409,7 @@ > MX6QDL_PAD_SD1_DAT1__SD1_DATA1 0x17070 > MX6QDL_PAD_SD1_DAT2__SD1_DATA2 0x17070 > MX6QDL_PAD_SD1_DAT3__SD1_DATA3 0x17070 > + MX6QDL_PAD_GPIO_1__GPIO1_IO01 0x1b0b0 > >; > }; > > -- > 2.7.4 > >
diff --git a/arch/arm/boot/dts/imx6qdl-icore.dtsi b/arch/arm/boot/dts/imx6qdl-icore.dtsi index 756f3a9..12997da 100644 --- a/arch/arm/boot/dts/imx6qdl-icore.dtsi +++ b/arch/arm/boot/dts/imx6qdl-icore.dtsi @@ -397,7 +397,7 @@ pinctrl_usbotg: usbotggrp { fsl,pins = < - MX6QDL_PAD_GPIO_1__USB_OTG_ID 0x17059 + MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID 0x17059 >; }; @@ -409,6 +409,7 @@ MX6QDL_PAD_SD1_DAT1__SD1_DATA1 0x17070 MX6QDL_PAD_SD1_DAT2__SD1_DATA2 0x17070 MX6QDL_PAD_SD1_DAT3__SD1_DATA3 0x17070 + MX6QDL_PAD_GPIO_1__GPIO1_IO01 0x1b0b0 >; };