ARM: dts: sun8i: a23/a33: Remove card detect pull-up

Boards usually have an external pull-up on the card-detect signal, so
there's no need to add another one.

This also removes a DTC warning.
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>

arch/arm/boot/dts/sun8i-a23-evb.dts

@@ -104,21 +104,13 @@ button-600 {
 
 &mmc0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_evb>;
+	pinctrl-0 = <&mmc0_pins_a>;
 	vmmc-supply = <&reg_vcc3v0>;
 	bus-width = <4>;
 	cd-gpios = <&pio 1 4 GPIO_ACTIVE_LOW>; /* PB4 */
 	status = "okay";
 };
 
-&pio {
-	mmc0_cd_pin_evb: mmc0_cd_pin@0 {
-		pins = "PB4";
-		function = "gpio_in";
-		bias-pull-up;
-	};
-};
-
 /*
  * The RX line has a non-populated resistance. In order to use it, you
  * need to solder R207 on the back of the board in order to close the

arch/arm/boot/dts/sun8i-a33-sinlinx-sina33.dts

@@ -141,7 +141,7 @@ button-600 {
 
 &mmc0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_sina33>;
+	pinctrl-0 = <&mmc0_pins_a>;
 	vmmc-supply = <&reg_dcdc1>;
 	bus-width = <4>;
 	cd-gpios = <&pio 1 4 GPIO_ACTIVE_LOW>; /* PB4 */
@@ -167,14 +167,6 @@ &ohci0 {
 	status = "okay";
 };
 
-&pio {
-	mmc0_cd_pin_sina33: mmc0_cd_pin@0 {
-		pins = "PB4";
-		function = "gpio_in";
-		bias-pull-up;
-	};
-};
-
 &r_rsb {
 	status = "okay";
 

arch/arm/boot/dts/sun8i-r16-parrot.dts

@@ -127,7 +127,7 @@ button-390 {
 
 &mmc0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_parrot>;
+	pinctrl-0 = <&mmc0_pins_a>;
 	vmmc-supply = <&reg_dcdc1>;
 	cd-gpios = <&pio 3 14 GPIO_ACTIVE_LOW>; /* PD14 */
 	bus-width = <4>;
@@ -163,12 +163,6 @@ &ohci0 {
 };
 
 &pio {
-	mmc0_cd_pin_parrot: mmc0_cd_pin@0 {
-		pins = "PD14";
-		function = "gpio_in";
-		bias-pull-up;
-	};
-
 	usb0_id_det: usb0_id_detect_pin@0 {
 		pins = "PD10";
 		function = "gpio_in";

arch/arm/boot/dts/sun8i-reference-design-tablet.dtsi

@@ -81,7 +81,7 @@ touchscreen: touchscreen@40 {
 
 &mmc0 {
 	pinctrl-names = "default";
-	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin>;
+	pinctrl-0 = <&mmc0_pins_a>;
 	vmmc-supply = <&reg_dcdc1>;
 	bus-width = <4>;
 	cd-gpios = <&pio 1 4 GPIO_ACTIVE_LOW>; /* PB4 */
@@ -89,12 +89,6 @@ &mmc0 {
 };
 
 &pio {
-	mmc0_cd_pin: mmc0_cd_pin@0 {
-		pins = "PB4";
-		function = "gpio_in";
-		bias-pull-up;
-	};
-
 	usb0_id_detect_pin: usb0_id_detect_pin@0 {
 		pins = "PH8";
 		function = "gpio_in";