Hello Marcin, On 7/21/20 8:53 PM, Marcin Sloniewski wrote:
+&sdmmc2 { + pinctrl-names = "default", "opendrain", "sleep"; + pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>; + pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>; + pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>; + non-removable; + no-sd; + no-sdio; + st,neg-edge; + bus-width = <4>; + vmmc-supply = <&v3v3>; + vqmmc-supply = <&v3v3>; + mmc-ddr-3_3v; + status = "okay"; +};
Based on the pins muxed, 8 data lines are configured, but the bus width is set to 4. What is the reason of not setting this property to 8?
Regards, Christophe Kerello.