[PATCH v2 1/3] tegra: add funcmux for exposing UART over uSD slot on Tegra 20

[Svyatoslav Ryhel]

нд, 30 бер. 2025 р. о 22:27 Artur Kowalski <arturkow2000 at gmail.com> пише:
>
> UART-A can be exposed through uSD, this was tested on Transformer T20
> but should work on all Ventana-based boards.
>
> TX is exported on SDD pingroup corresponding to uSD CLK pin
> RX is exported on SDB which is CMD pin in uSD slot
>
> Signed-off-by: Artur Kowalski <arturkow2000 at gmail.com>
> ---
>
> Changes in v2:
> - fixed indentation of preprocessor directives
>
>  arch/arm/include/asm/arch-tegra20/funcmux.h | 1 +
>  arch/arm/mach-tegra/board.c                 | 2 ++
>  arch/arm/mach-tegra/tegra20/Kconfig         | 3 +++
>  drivers/pinctrl/tegra/funcmux-tegra20.c     | 9 ++++++++-
>  4 files changed, 14 insertions(+), 1 deletion(-)
>

Reviewed-by: Svyatoslav Ryhel <clamor95 at gmail.com>