summaryrefslogtreecommitdiff
path: root/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm64/boot/dts/amlogic/meson-axg-s400.dts')
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-axg-s400.dts53
1 files changed, 53 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
index 57eedced5a51..6b6581c513a8 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
@@ -15,6 +15,39 @@
serial0 = &uart_AO;
serial1 = &uart_A;
};
+
+ 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>;
+ };
+
+ vddio_ao18: regulator-vddio_ao18 {
+ compatible = "regulator-fixed";
+ regulator-name = "VDDIO_AO18";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ };
+
+ 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>;
+ };
};
&ethmac {
@@ -47,3 +80,23 @@
pinctrl-0 = <&i2c1_z_pins>;
pinctrl-names = "default";
};
+
+/* emmc storage */
+&sd_emmc_c {
+ status = "okay";
+ pinctrl-0 = <&emmc_pins>;
+ pinctrl-1 = <&emmc_clk_gate_pins>;
+ pinctrl-names = "default", "clk-gate";
+
+ bus-width = <8>;
+ cap-sd-highspeed;
+ cap-mmc-highspeed;
+ max-frequency = <180000000>;
+ non-removable;
+ disable-wp;
+ mmc-ddr-1_8v;
+ mmc-hs200-1_8v;
+
+ vmmc-supply = <&vcc_3v3>;
+ vqmmc-supply = <&vddio_boot>;
+};