diff options
Diffstat (limited to 'dts/src/arm/sun8i-a83t-cubietruck-plus.dts')
| -rw-r--r-- | dts/src/arm/sun8i-a83t-cubietruck-plus.dts | 187 |
1 files changed, 175 insertions, 12 deletions
diff --git a/dts/src/arm/sun8i-a83t-cubietruck-plus.dts b/dts/src/arm/sun8i-a83t-cubietruck-plus.dts index 716a205c6d..7f0a3f6d0c 100644 --- a/dts/src/arm/sun8i-a83t-cubietruck-plus.dts +++ b/dts/src/arm/sun8i-a83t-cubietruck-plus.dts @@ -44,7 +44,6 @@ /dts-v1/; #include "sun8i-a83t.dtsi" -#include "sunxi-common-regulators.dtsi" #include <dt-bindings/gpio/gpio.h> @@ -95,6 +94,26 @@ refclk-frequency = <19200000>; }; + reg_usb1_vbus: reg-usb1-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb1-vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-boot-on; + enable-active-high; + gpio = <&pio 3 29 GPIO_ACTIVE_HIGH>; /* PD29 */ + }; + + reg_usb2_vbus: reg-usb2-vbus { + compatible = "regulator-fixed"; + regulator-name = "usb2-vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-boot-on; + enable-active-high; + gpio = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */ + }; + sound { compatible = "simple-audio-card"; simple-audio-card,name = "On-board SPDIF"; @@ -112,6 +131,17 @@ #sound-dai-cells = <0>; compatible = "linux,spdif-dit"; }; + + wifi_pwrseq: wifi_pwrseq { + compatible = "mmc-pwrseq-simple"; + clocks = <&ac100_rtc 1>; + clock-names = "ext_clock"; + /* The WiFi low power clock must be 32768 Hz */ + assigned-clocks = <&ac100_rtc 1>; + assigned-clock-rates = <32768>; + /* enables internal regulator and de-asserts reset */ + reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */ + }; }; &ehci0 { @@ -127,17 +157,26 @@ &mmc0 { pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins>; - vmmc-supply = <®_vcc3v3>; + vmmc-supply = <®_dcdc1>; bus-width = <4>; cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */ cd-inverted; status = "okay"; }; +&mmc1 { + vmmc-supply = <®_dcdc1>; + vqmmc-supply = <®_sw>; + mmc-pwrseq = <&wifi_pwrseq>; + bus-width = <4>; + non-removable; + status = "okay"; +}; + &mmc2 { pinctrl-names = "default"; pinctrl-0 = <&mmc2_8bit_emmc_pins>; - vmmc-supply = <®_vcc3v3>; + vmmc-supply = <®_dcdc1>; bus-width = <8>; non-removable; cap-mmc-hw-reset; @@ -152,6 +191,9 @@ reg = <0x3a3>; interrupt-parent = <&r_intc>; interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + eldoin-supply = <®_dcdc1>; + swin-supply = <®_dcdc1>; + x-powers,drive-vbus-en; }; ac100: codec@e89 { @@ -179,22 +221,143 @@ }; }; -®_usb1_vbus { - gpio = <&pio 3 29 GPIO_ACTIVE_HIGH>; /* PD29 */ - status = "okay"; +#include "axp81x.dtsi" + +®_aldo1 { + regulator-always-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-name = "vcc-1v8"; +}; + +®_aldo2 { + regulator-always-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-name = "dram-pll"; +}; + +®_aldo3 { + regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-name = "avcc"; }; -®_usb2_vbus { - gpio = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */ +®_dcdc1 { + /* + * The schematics say this should be 3.3V, but the FEX file says + * it should be 3V. The latter makes sense, as the WiFi module's + * I/O is indirectly powered from DCDC1, through SW. It is rated + * at 2.98V maximum. + */ + regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-name = "vcc-3v"; +}; + +®_dcdc2 { + regulator-always-on; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-cpua"; +}; + +®_dcdc3 { + regulator-always-on; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-cpub"; +}; + +®_dcdc4 { + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-gpu"; +}; + +®_dcdc5 { + regulator-always-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + regulator-name = "vcc-dram"; +}; + +®_dcdc6 { + regulator-always-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <900000>; + regulator-name = "vdd-sys"; +}; + +®_dldo2 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "dp-pwr"; +}; + +®_dldo3 { + regulator-always-on; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-name = "ephy-io"; +}; + +®_dldo4 { + /* + * The PHY requires 20ms after all voltages are applied until core + * logic is ready and 30ms after the reset pin is de-asserted. + * Set a 100ms delay to account for PMIC ramp time and board traces. + */ + regulator-enable-ramp-delay = <100000>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "ephy"; +}; + +®_drivevbus { + regulator-name = "usb0-vbus"; status = "okay"; }; -®_vcc3v0 { - status = "disabled"; +®_eldo1 { + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-name = "dp-bridge-1"; +}; + +®_eldo2 { + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; + regulator-name = "dp-bridge-2"; +}; + +®_fldo1 { + /* TODO should be handled by USB PHY */ + regulator-always-on; + regulator-min-microvolt = <1080000>; + regulator-max-microvolt = <1320000>; + regulator-name = "vdd12-hsic"; +}; + +®_fldo2 { + /* + * Despite the embedded CPUs core not being used in any way, + * this must remain on or the system will hang. + */ + regulator-always-on; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1100000>; + regulator-name = "vdd-cpus"; +}; + +®_rtc_ldo { + regulator-name = "vcc-rtc"; }; -®_vcc5v0 { - status = "disabled"; +®_sw { + regulator-name = "vcc-wifi-io"; }; &spdif { |