ARM: dts: sun7i: Change cubietruck wifi enable pin to use mmc-pwrseq

The wifi-enable pin of the ap6210 module is not really a regulator,
switch to the mmc-pwrseq framework for controlling it. This more
accurately reflects how the hardware actually works.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
[maxime: Changed the name of the pinctrl node and re-ordered it]
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

diff --git a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
index 2dada04cbc5087e720c403b042f33954bc0e9884..e6b019232a9e880ea48a9b7f9dd975f6846be84e 100644 (file)
--- a/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
+++ b/arch/arm/boot/dts/sun7i-a20-cubietruck.dts
@@ -88,15 +88,11 @@
                };
        };
 
-       reg_vmmc3: vmmc3 {
-               compatible = "regulator-fixed";
+       mmc3_pwrseq: mmc3_pwrseq {
+               compatible = "mmc-pwrseq-simple";
                pinctrl-names = "default";
-               pinctrl-0 = <&vmmc3_pin_cubietruck>;
-               regulator-name = "vmmc3";
-               regulator-min-microvolt = <3300000>;
-               regulator-max-microvolt = <3300000>;
-               enable-active-high;
-               gpio = <&pio 7 9 GPIO_ACTIVE_HIGH>;
+               pinctrl-0 = <&mmc3_pwrseq_pin_cubietruck>;
+               reset-gpios = <&pio 7 9 GPIO_ACTIVE_LOW>; /* PH9 WIFI_EN */
        };
 };
 
@@ -172,7 +168,8 @@
 &mmc3 {
        pinctrl-names = "default";
        pinctrl-0 = <&mmc3_pins_a>;
-       vmmc-supply = <&reg_vmmc3>;
+       vmmc-supply = <&reg_vcc3v3>;
+       mmc-pwrseq = <&mmc3_pwrseq>;
        bus-width = <4>;
        non-removable;
        status = "okay";
@@ -204,22 +201,22 @@
 };
 
 &pio {
-       vmmc3_pin_cubietruck: vmmc3_pin@0 {
-               allwinner,pins = "PH9";
+       ahci_pwr_pin_cubietruck: ahci_pwr_pin@1 {
+               allwinner,pins = "PH12";
                allwinner,function = "gpio_out";
                allwinner,drive = <SUN4I_PINCTRL_10_MA>;
                allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
        };
 
-       ahci_pwr_pin_cubietruck: ahci_pwr_pin@1 {
-               allwinner,pins = "PH12";
+       led_pins_cubietruck: led_pins@0 {
+               allwinner,pins = "PH7", "PH11", "PH20", "PH21";
                allwinner,function = "gpio_out";
                allwinner,drive = <SUN4I_PINCTRL_10_MA>;
                allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
        };
 
-       led_pins_cubietruck: led_pins@0 {
-               allwinner,pins = "PH7", "PH11", "PH20", "PH21";
+       mmc3_pwrseq_pin_cubietruck: mmc3_pwrseq_pin@0 {
+               allwinner,pins = "PH9";
                allwinner,function = "gpio_out";
                allwinner,drive = <SUN4I_PINCTRL_10_MA>;
                allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;