ARM: dts: at91: sama5d2_xplained: remove PA11__SDMMC0_VDDSEL from pinctrl
authorMihai Sain <mihai.sain@microchip.com>
Tue, 26 Oct 2021 13:20:34 +0000 (16:20 +0300)
committerNicolas Ferre <nicolas.ferre@microchip.com>
Wed, 8 Dec 2021 13:04:52 +0000 (14:04 +0100)
I/O voltage for eMMC is always 3.3V because PA11__SDMMC0_VDDSEL is
tied with 10K resistor to GND. U13 switch S1 is always selected as
voltage rail of 3.3V for VCCQ power pin from MPU controller and eMMC flash.
Removing PA11 from pinctrl because it remains unused.

Signed-off-by: Mihai Sain <mihai.sain@microchip.com>
Reviewed-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20211026132034.678655-1-eugen.hristev@microchip.com
arch/arm/boot/dts/at91-sama5d2_xplained.dts

index b1e854f..9bf2ec0 100644 (file)
@@ -66,7 +66,7 @@
                        pinctrl-names = "default";
                        pinctrl-0 = <&pinctrl_sdmmc0_default>;
                        non-removable;
-                       mmc-ddr-1_8v;
+                       mmc-ddr-3_3v;
                        status = "okay";
                };
 
                                                bias-disable;
                                        };
 
-                                       ck_cd_rstn_vddsel {
+                                       ck_cd_rstn {
                                                pinmux = <PIN_PA0__SDMMC0_CK>,
                                                         <PIN_PA10__SDMMC0_RSTN>,
-                                                        <PIN_PA11__SDMMC0_VDDSEL>,
                                                         <PIN_PA13__SDMMC0_CD>;
                                                bias-disable;
                                        };