[PATCH v1 4/4] arm: dts: stm32mp151-prtt1l: Configure USB gadget FIFOs for multiple gadgets support
Ahmad Fatoum
a.fatoum at pengutronix.de
Wed May 3 03:25:03 PDT 2023
Hello Oleksij,
On 03.05.23 12:19, Oleksij Rempel wrote:
> This patch configures the USB gadget FIFOs of PRTT1L boards to support
> multiple gadgets at the same time. The configuration was tested with the
> "usbgadget -S '/dev/mmc1(mmc1)' -s -A '' -b" command.
What's the downside on configuring the FIFO this way globally
in stm32mp151.dtsi? Should the same be done for Linux?
> Signed-off-by: Oleksij Rempel <o.rempel at pengutronix.de>
> ---
> arch/arm/dts/stm32mp151-prtt1l.dtsi | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/dts/stm32mp151-prtt1l.dtsi b/arch/arm/dts/stm32mp151-prtt1l.dtsi
> index 98a9c20d6d..fecd068fc0 100644
> --- a/arch/arm/dts/stm32mp151-prtt1l.dtsi
> +++ b/arch/arm/dts/stm32mp151-prtt1l.dtsi
> @@ -56,6 +56,7 @@
> phys = <&usbphyc_port1 0>;
> phy-names = "usb2-phy";
> status = "okay";
> + g-tx-fifo-size = <128 128 128 16>;
> };
>
> &usbphyc {
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