ARM64: dts: meson-gxbb: add MMC support

[linux-2.6-microblaze.git] / arch / arm64 / boot / dts / amlogic / meson-gxbb-p20x.dtsi

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
index 031d69b..86e740f 100644 (file)
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-p20x.dtsi
@@ -70,6 +70,47 @@
                gpio = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
                enable-active-high;
        };
+
+       vddio_card: gpio-regulator {
+               compatible = "regulator-gpio";
+
+               regulator-name = "VDDIO_CARD";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <3300000>;
+
+               gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
+               gpios-states = <1>;
+
+               /* Based on P200 schematics, signal CARD_1.8V/3.3V_CTR */
+               states = <1800000 0
+                         3300000 1>;
+       };
+
+       vddio_boot: regulator-vddio_boot {
+               compatible = "regulator-fixed";
+               regulator-name = "VDDIO_BOOT";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+       };
+
+       vddao_3v3: regulator-vddao_3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "VDDAO_3V3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+
+       vcc_3v3: regulator-vcc_3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "VCC_3V3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+       };
+
+       emmc_pwrseq: emmc-pwrseq {
+               compatible = "mmc-pwrseq-emmc";
+               reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
+       };
 };
 
 /* This UART is brought out to the DB9 connector */
@@ -107,3 +148,60 @@
 &usb1 {
        status = "okay";
 };
+
+/* Wireless SDIO Module */
+&sd_emmc_a {
+       status = "okay";
+       pinctrl-0 = <&sdio_pins>;
+       pinctrl-names = "default";
+       #address-cells = <1>;
+       #size-cells = <0>;
+
+       bus-width = <4>;
+       cap-sd-highspeed;
+       max-frequency = <100000000>;
+
+       non-removable;
+       disable-wp;
+
+       vmmc-supply = <&vddao_3v3>;
+       vqmmc-supply = <&vddio_boot>;
+};
+
+/* SD card */
+&sd_emmc_b {
+       status = "okay";
+       pinctrl-0 = <&sdcard_pins>;
+       pinctrl-names = "default";
+
+       bus-width = <4>;
+       cap-sd-highspeed;
+       max-frequency = <100000000>;
+       disable-wp;
+
+       cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
+       cd-inverted;
+
+       vmmc-supply = <&vddao_3v3>;
+       vqmmc-supply = <&vddio_card>;
+};
+
+/* eMMC */
+&sd_emmc_c {
+       status = "okay";
+       pinctrl-0 = <&emmc_pins>;
+       pinctrl-names = "default";
+
+       bus-width = <8>;
+       cap-sd-highspeed;
+       cap-mmc-highspeed;
+       max-frequency = <200000000>;
+       non-removable;
+       disable-wp;
+       mmc-ddr-1_8v;
+       mmc-hs200-1_8v;
+
+       mmc-pwrseq = <&emmc_pwrseq>;
+       vmmc-supply = <&vcc_3v3>;
+       vqmmc-supply = <&vddio_boot>;
+};