Messages in this thread | | | Date | Tue, 13 Jun 2023 19:26:34 +0530 | Subject | Re: [PATCH 6/9] arm64: dts: ti: k3-j721e-beagleboneai64: Add wakeup_uart pinmux | From | "Kumar, Udit" <> |
| |
Hi Nishanth,
On 6/2/2023 12:01 AM, Nishanth Menon wrote: > Define the wakeup uart pin-mux for completeness. This allows the > device tree usage in bootloader and firmwares that can configure the > same appropriately. > > Signed-off-by: Nishanth Menon <nm@ti.com> > --- > arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts b/arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts > index c13246a9ed8f..bc53ca566a68 100644 > --- a/arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts > +++ b/arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts > @@ -531,6 +531,13 @@ J721E_WKUP_IOPAD(0xfc, PIN_INPUT_PULLUP, 0) /* (H24) WKUP_I2C0_SDA */ > >; > }; > > + wkup_uart0_pins_default: wkup-uart0-pins-default { > + pinctrl-single,pins = < > + J721E_WKUP_IOPAD(0xa0, PIN_INPUT, 0) /* (J29) WKUP_UART0_RXD */ > + J721E_WKUP_IOPAD(0xa4, PIN_OUTPUT, 0) /* (J28) WKUP_UART0_TXD */ > + >; > + }; > + > mcu_usbss1_pins_default: mcu-usbss1-pins-default { > pinctrl-single,pins = < > J721E_WKUP_IOPAD(0x3c, PIN_OUTPUT_PULLUP, 5) /* (A23) MCU_OSPI1_LBCLKO.WKUP_GPIO0_30 */ > @@ -541,6 +548,8 @@ J721E_WKUP_IOPAD(0x3c, PIN_OUTPUT_PULLUP, 5) /* (A23) MCU_OSPI1_LBCLKO.WKUP_GPIO > &wkup_uart0 { > /* Wakeup UART is used by TIFS firmware. */ > status = "reserved"; > + pinctrl-names = "default"; > + pinctrl-0 = <&wkup_uart0_pins_default>; > };
If you like to consider alias for wkup_uart0 for this board ,
Just to align with other boards for this SOC family. I understand wkup_uart0 is not being used.
> > &main_uart0 {
| |