kernel/arch/arm/boot/dts/rk3229-at-3nod-func.dts
.. .. @@ -192,7 +192,8 @@ 192 192 disable-wp; 193 193 max-frequency = <50000000>; 194 194 num-slots = <1>; 195 - supports-sd;195 + no-sdio;196 + no-mmc;196 197 vmmc-supply = <&vcc_sd>; 197 198 pinctrl-names = "default"; 198 199 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_bus4 &sdmmc_cd>;