[PATCH 8/8] rockchip: rk3528-radxa-e20c: Enable USB gadget Kconfig options

[Kever Yang]

On 2025/7/31 07:52, Jonas Karlman wrote:
> Radxa E20C has a USB OTG Type-C port for Debug and Data.
>
> Add required Kconfig options to use USB gadget features once pending
> USB nodes finally lands in dts/upstream by a future sync.
>
> Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>

Thanks,
- Kever
> ---
> USB nodes for RK3528 has not yet landed in linux-rockchip maintainer
> tree, however USB features have been verified working in U-Boot using
> current pending DT patches.
> ---
>   configs/radxa-e20c-rk3528_defconfig | 10 ++++++++++
>   1 file changed, 10 insertions(+)
>
> diff --git a/configs/radxa-e20c-rk3528_defconfig b/configs/radxa-e20c-rk3528_defconfig
> index f5e097f3edf8..0941d1b9be81 100644
> --- a/configs/radxa-e20c-rk3528_defconfig
> +++ b/configs/radxa-e20c-rk3528_defconfig
> @@ -20,6 +20,8 @@ CONFIG_CMD_GPT=y
>   CONFIG_CMD_MISC=y
>   CONFIG_CMD_MMC=y
>   CONFIG_CMD_USB=y
> +CONFIG_CMD_ROCKUSB=y
> +CONFIG_CMD_USB_MASS_STORAGE=y
>   # CONFIG_CMD_SETEXPR is not set
>   CONFIG_CMD_RNG=y
>   CONFIG_CMD_REGULATOR=y
> @@ -28,6 +30,7 @@ CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks assigne
>   CONFIG_BUTTON=y
>   CONFIG_BUTTON_ADC=y
>   CONFIG_BUTTON_GPIO=y
> +# CONFIG_USB_FUNCTION_FASTBOOT is not set
>   CONFIG_ROCKCHIP_GPIO=y
>   CONFIG_LED=y
>   CONFIG_LED_GPIO=y
> @@ -43,6 +46,7 @@ CONFIG_DM_MDIO=y
>   CONFIG_DWC_ETH_QOS=y
>   CONFIG_DWC_ETH_QOS_ROCKCHIP=y
>   CONFIG_PHY_ROCKCHIP_INNO_USB2=y
> +CONFIG_PHY_ROCKCHIP_NANENG_COMBOPHY=y
>   CONFIG_REGULATOR_PWM=y
>   CONFIG_DM_REGULATOR_GPIO=y
>   CONFIG_PWM_ROCKCHIP=y
> @@ -50,6 +54,12 @@ CONFIG_BAUDRATE=1500000
>   CONFIG_DEBUG_UART_SHIFT=2
>   CONFIG_SYS_NS16550_MEM32=y
>   CONFIG_USB=y
> +CONFIG_USB_XHCI_HCD=y
>   CONFIG_USB_EHCI_HCD=y
>   CONFIG_USB_EHCI_GENERIC=y
> +CONFIG_USB_DWC3=y
> +CONFIG_USB_DWC3_GENERIC=y
> +CONFIG_USB_GADGET=y
> +CONFIG_USB_GADGET_DOWNLOAD=y
> +CONFIG_USB_FUNCTION_ROCKUSB=y
>   CONFIG_ERRNO_STR=y