[PATCH v9 7/8] riscv: dts: spacemit: k1-bananapi-f3: add SD card support with UHS modes

[Aurelien Jarno]

On 2026-05-11 10:54, Iker Pedrosa wrote:
> Add complete SD card controller support with UHS high-speed modes.
> 
> - Enable sdhci0 controller with 4-bit bus width
> - Configure card detect GPIO with inversion
> - Connect vmmc-supply to buck4 for 3.3V card power
> - Connect vqmmc-supply to aldo1 for 1.8V/3.3V I/O switching
> - Add dual pinctrl states for voltage-dependent pin configuration
> - Support UHS-I SDR25, SDR50, and SDR104 modes
> 
> This enables full SD card functionality including high-speed UHS modes
> for improved performance.
> 
> Suggested-by: Anand Moon <linux.amoon at gmail.com>
> Tested-by: Anand Moon <linux.amoon at gmail.com>
> Tested-by: Margherita Milani <margherita.milani at amarulasolutions.com>
> Signed-off-by: Iker Pedrosa <ikerpedrosam at gmail.com>
> ---
>  arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dts | 22 ++++++++++++++++++++--
>  1 file changed, 20 insertions(+), 2 deletions(-)
> 

Thanks for including the card detect change.

Tested-by: Aurelien Jarno <aurelien at aurel32.net>
Reviewed-by: Aurelien Jarno <aurelien at aurel32.net>

-- 
Aurelien Jarno                          GPG: 4096R/1DDD8C9B
aurelien at aurel32.net                     http://aurel32.net