Hi, On Fri, Jan 27, 2017 at 5:27 AM, Rask Ingemann Lambertsen <rask@xxxxxxxxxxxx> wrote: > The Suncip CX-A99 board is found in at least four brands of media players. > It features an Allwinner A80 ARM SoC and is found in two models: > > 1) 2 GiB DDR3 DRAM and 16 GB eMMC > 2) 4 GiB DDR3 DRAM and 32 GB eMMC > > For details of the board, see the linux-sunxi page > <URL:https://linux-sunxi.org/Sunchip_CX-A99>. > > Supported features (+ means tested): > + One Cortex-A7 CPU core > + AXP808 power management chip > + OZ80120 voltage regulator > + Serial console port (internal) > + eMMC and SD card slot > + USB 2.0 host ports on on-board USB hub > + SATA port on on-board SATA-to-USB bridge * > + IEEE 802.11 a/b/g/n/ac SDIO Wifi > + Real-time clock > + LEDs > - IR receiver for remote control > > * In addition to connecting a SATA device, some unknown magic is necessary > after power-up to get the SATA-to-USB bridge to show up on the USB bus. > As a workaround, run the vendor U-Boot once after power-up. > > So far unsupported features: > - Using more than one CPU core or any of the Cortex-A15 CPU cores > - USB 3.0 OTG port (except for supplying 5V power) > - IEEE 802.3 10/100/1000 megabit Ethernet > - HDMI connector > - SPDIF audio output > - Jack socket with composite video and analog stereo audio > - Bluetooth > - FM radio receiver (assuming it is even wired on the board) > > Signed-off-by: Rask Ingemann Lambertsen <rask@xxxxxxxxxxxx> > --- > > Changes in v5: > - Switched pinmux modes to generic properties and dropped > #include <dt-bindings/pinctrl/sun4i-a10.h> as a consequence. > - Dropped pinctrl properties from GPIO nodes and dropped the pinmux > nodes for them. > - AXP808 regulators added. > - Dropped the now unused #include <sunxi-common-regulators.dtsi>. > - Ampak AP6335 SDIO-Wifi added. > - USB Vbus changes as per v4 comments. > - Added "broken-cd" to mmc0 because GPIO interrupts don't work. > > Changes in v4: > - Node names had underscores changed to hyphens. > - Changed formatting of the ac100/rtc node's clock output name list to match > that of the same node in the cubieboard4 and a80-optimus device trees. > > Changes in v3: > None. > > Changes in v2: > - Fixed formatting and style issues found by scripts/checkpatch.pl. > > arch/arm/boot/dts/Makefile | 3 +- > arch/arm/boot/dts/sun9i-a80-cx-a99.dts | 413 +++++++++++++++++++++++++++++++++ > 2 files changed, 415 insertions(+), 1 deletion(-) > create mode 100644 arch/arm/boot/dts/sun9i-a80-cx-a99.dts > > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile > index e7994df..d9f47e1 100644 > --- a/arch/arm/boot/dts/Makefile > +++ b/arch/arm/boot/dts/Makefile > @@ -859,7 +859,8 @@ dtb-$(CONFIG_MACH_SUN8I) += \ > sun8i-r16-parrot.dtb > dtb-$(CONFIG_MACH_SUN9I) += \ > sun9i-a80-optimus.dtb \ > - sun9i-a80-cubieboard4.dtb > + sun9i-a80-cubieboard4.dtb \ > + sun9i-a80-cx-a99.dtb > dtb-$(CONFIG_ARCH_TANGO) += \ > tango4-vantage-1172.dtb > dtb-$(CONFIG_ARCH_TEGRA_2x_SOC) += \ > diff --git a/arch/arm/boot/dts/sun9i-a80-cx-a99.dts b/arch/arm/boot/dts/sun9i-a80-cx-a99.dts > new file mode 100644 > index 0000000..8925093 > --- /dev/null > +++ b/arch/arm/boot/dts/sun9i-a80-cx-a99.dts > @@ -0,0 +1,413 @@ > +/* > + * sun9i-a80-cx-a99.dts - Device Tree file for the Sunchip CX-A99 board. > + * > + * Copyright (C) 2017 Rask Ingemann Lambertsen <rask@xxxxxxxxxxxx> > + * > + * This file is dual-licensed: you can use it either under the terms > + * of the GPL or the X11 license, at your option. Note that this dual > + * licensing only applies to this file, and not this project as a > + * whole. > + * > + * a) This file is free software; you can redistribute it and/or > + * modify it under the terms of the GNU General Public License as > + * published by the Free Software Foundation; either version 2 of the > + * License, or (at your option) any later version. > + * > + * This file is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * > + * Or, alternatively, > + * > + * b) Permission is hereby granted, free of charge, to any person > + * obtaining a copy of this software and associated documentation > + * files (the "Software"), to deal in the Software without > + * restriction, including without limitation the rights to use, > + * copy, modify, merge, publish, distribute, sublicense, and/or > + * sell copies of the Software, and to permit persons to whom the > + * Software is furnished to do so, subject to the following > + * conditions: > + * > + * The above copyright notice and this permission notice shall be > + * included in all copies or substantial portions of the Software. > + * > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, > + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES > + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND > + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT > + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, > + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING > + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR > + * OTHER DEALINGS IN THE SOFTWARE. > + */ > + > +/* > + * The Sunchip CX-A99 board is found in several similar Android media > + * players, such as: > + * > + * Instabox Fantasy A8 (no external antenna) > + * Jesurun CS-Q8 (ships with larger remote control) > + * Jesurun Maxone > + * Rikomagic (RKM) MK80/MK80LE > + * Tronsmart Draco AW80 Meta/Telos > + * > + * See <URL:https://linux-sunxi.org/Sunchip_CX-A99> for more information. > + */ > + > +/dts-v1/; > +#include "sun9i-a80.dtsi" > + > +#include <dt-bindings/gpio/gpio.h> > + > +/ { > + model = "Sunchip CX-A99"; > + compatible = "sunchip,cx-a99", "allwinner,sun9i-a80"; > + > + aliases { > + serial0 = &uart0; > + }; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + leds { > + compatible = "gpio-leds"; > + > + blue { > + gpios = <&pio 6 10 GPIO_ACTIVE_HIGH>; /* PG10 */ > + label = "cx-a99:blue:status"; > + default-state = "on"; Please add a note justifying default-state = "on". > + }; > + > + red { > + gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */ > + label = "cx-a99:red:status"; > + }; > + }; > + > + powerseq_wifi: powerseq-wifi { > + compatible = "mmc-pwrseq-simple"; > + clocks = <&ac100_rtc 1>; > + clock-names = "ext_clock"; > + reset-gpios = <&r_pio 1 0 GPIO_ACTIVE_LOW>; /* PM0 */ > + post-power-on-delay-ms = <1>; /* Minimum 2 cycles. */ > + }; > + > + /* USB 3.0 OTG connector. For now, only Vbus is supported. */ > + reg_usb0_vbus: regulator-usb0-vbus { > + compatible = "regulator-fixed"; > + regulator-name = "usb0-vbus"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */ > + enable-active-high; > + regulator-always-on; It's bad to leave VBUS for OTG connectors on. You never know what is plugged in. > + }; > + > + /* > + * A GL850G hub with two external USB connectors is connected > + * to ehci0. Each has a Vbus regulator controlled by a GPIO: > + * PL7 for port 1, closest to the 12 V power connector, and > + * PL8 for port 2, next to the SD card slot. > + * Because regulator-fixed doesn't support a GPIO list, and > + * allwinner,sun9i-a80-usb-phy doesn't support more than one > + * supply, we have to use regulator-always-on on usb1-2-vbus. > + * Note that the GPIO pins also need cldo1 to be enabled. > + */ > + reg_usb1_1_vbus: regulator-usb1-1-vbus { > + compatible = "regulator-fixed"; > + regulator-name = "usb1-1-vbus"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7 */ > + enable-active-high; > + }; > + > + reg_usb1_2_vbus: regulator-usb1-2-vbus { > + compatible = "regulator-fixed"; > + regulator-name = "usb1-2-vbus"; > + regulator-min-microvolt = <5000000>; > + regulator-max-microvolt = <5000000>; > + gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */ > + enable-active-high; > + regulator-always-on; > + }; > + > + /* OZ80120 voltage regulator for the four Cortex-A15 cores. */ > + reg_vdd_cpub: regulator-vdd-cpub { > + compatible = "regulator-gpio"; > + > + regulator-boot-on; > + regulator-always-on; > + regulator-min-microvolt = < 800000>; > + regulator-max-microvolt = <1100000>; > + regulator-name = "vdd-cpub"; > + > + enable-gpio = <&r_pio 0 2 GPIO_ACTIVE_HIGH>; /* PL2 */ > + enable-active-high; > + gpios = <&r_pio 0 3 GPIO_ACTIVE_HIGH>, /* PL3 */ > + <&r_pio 0 4 GPIO_ACTIVE_HIGH>, /* PL4 */ > + <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */ > + > + gpios-states = <1 0 0>; > + states = < 750000 0x7 > + 800000 0x3 > + 850000 0x5 > + 900000 0x1 > + 950000 0x6 > + 1000000 0x2 > + 1100000 0x4 > + 1200000 0x0>; > + }; > +}; > + > +&ehci0 { > + status = "okay"; > +}; > + > +&ehci2 { > + status = "okay"; > +}; > + > +/* SD card slot. */ > +&mmc0 { > + bus-width = <4>; > + cd-gpios = <&pio 7 17 GPIO_ACTIVE_LOW>; /* PH17 */ > + broken-cd; /* Interrupts don't work. */ This should be handled by the driver. > + pinctrl-names = "default"; > + pinctrl-0 = <&mmc0_pins>; > + vmmc-supply = <®_dcdce>; > + status = "okay"; > +}; > + > +/* Ampak AP6335 IEEE 802.11 a/b/g/n/ac "Wifi". */ > +&mmc1 { > + bus-width = <4>; > + non-removable; > + pinctrl-names = "default"; > + pinctrl-0 = <&mmc1_pins>; > + vmmc-supply = <®_cldo3>; /* See cldo2,cldo3 note. */ > + vqmmc-supply = <®_aldo2>; > + mmc-pwrseq = <&powerseq_wifi>; > + status = "okay"; > +}; > + > +/* On-board eMMC card. */ > +&mmc2 { > + bus-width = <8>; > + non-removable; > + pinctrl-names = "default"; > + pinctrl-0 = <&mmc2_8bit_pins>; > + vmmc-supply = <®_dcdce>; > + status = "okay"; > +}; > + > +&osc32k { > + clocks = <&ac100_rtc 0>; > +}; > + > +&r_ir { > + status = "okay"; > +}; > + > +&r_rsb { > + status = "okay"; > + > + ac100: codec@e89 { > + compatible = "x-powers,ac100"; > + reg = <0xe89>; > + > + ac100_codec: codec { > + compatible = "x-powers,ac100-codec"; > + interrupt-parent = <&r_pio>; > + interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PL9 */ > + #clock-cells = <0>; > + clock-output-names = "4M_adda"; > + }; > + > + ac100_rtc: rtc { > + compatible = "x-powers,ac100-rtc"; > + interrupt-parent = <&nmi_intc>; > + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; > + clocks = <&ac100_codec>; > + #clock-cells = <1>; > + clock-output-names = "cko1_rtc", > + "cko2_rtc", > + "cko3_rtc"; > + }; > + }; > + > + pmic@745 { > + compatible = "x-powers,axp808", "x-powers,axp806"; > + reg = <0x745>; > + interrupt-parent = <&nmi_intc>; > + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; > + interrupt-controller; > + #interrupt-cells = <1>; > + > + swin-supply = <®_dcdce>; > + > + /* In comments: Status taken from vendor sys_config1.fex. */ > + regulators { > + /* 3.0 V (enabled). */ > + reg_aldo1: aldo1 { > + regulator-boot-on; > + regulator-min-microvolt = <3000000>; > + regulator-max-microvolt = <3000000>; > + regulator-name = "vcc-3v0-1"; > + }; > + > + /* 1.8 V (enabled). */ > + reg_aldo2: aldo2 { > + regulator-boot-on; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <3600000>; > + regulator-name = "vcc-pg-pm-wifi+btio-audio"; > + }; > + > + /* 2.5 V (enabled). */ > + reg_aldo3: aldo3 { > + regulator-boot-on; > + regulator-min-microvolt = <2500000>; > + regulator-max-microvolt = <2500000>; > + regulator-name = "vcc-pa-gmac2v5"; > + }; > + > + /* 1.8 V (enabled). */ > + reg_bldo1: bldo1 { > + regulator-boot-on; > + regulator-always-on; /* Hang if disabled */ If you specify always-on, you don't need to add boot-on. > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-name = "vdd18-dll-vcc18-pll"; > + }; > + > + /* 0.9 V (enabled). */ > + reg_bldo2: bldo2 { > + regulator-boot-on; > + regulator-always-on; /* Hang if disabled */ > + regulator-min-microvolt = < 800000>; > + regulator-max-microvolt = <1100000>; > + regulator-name = "vdd-cpus"; > + }; > + > + /* 1.2 V (disabled). */ > + reg_bldo3: bldo3 { > + regulator-min-microvolt = <1200000>; > + regulator-max-microvolt = <1200000>; > + regulator-name = "vcc12-hsic"; > + }; > + > + /* 1.1 V (enabled). */ > + reg_bldo4: bldo4 { > + regulator-boot-on; > + regulator-min-microvolt = <1100000>; > + regulator-max-microvolt = <1100000>; > + regulator-name = "vdd09-hdmi"; > + }; > + > + /* 3.3 V (enabled). PLx pins control some regulators. */ > + reg_cldo1: cldo1 { > + regulator-boot-on; > + regulator-always-on; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-name = "vcc-pl-led"; > + }; > + > + /* > + * cldo2 and cldo3 are connected in parallel. > + * There is currently no way to express that. > + * For now, use regulator-always-on on cldo2 and lock > + * the voltage on both to 3.3 V. > + * > + * 3.3 V (disabled). > + */ > + reg_cldo2: cldo2 { > + regulator-always-on; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-name = "vbat2-wifi+bt"; > + }; > + > + /* 3.3 V (disabled). */ > + reg_cldo3: cldo3 { > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-name = "vbat1-wifi+bt"; > + }; > + > + /* 0.9 V (enabled). */ > + reg_dcdca: dcdca { > + regulator-boot-on; > + regulator-always-on; > + regulator-min-microvolt = < 800000>; > + regulator-max-microvolt = <1100000>; > + regulator-name = "vdd-cpua"; > + }; > + > + /* 1.5 V (enabled). */ > + reg_dcdcb: dcdcb { > + regulator-boot-on; > + regulator-always-on; > + regulator-min-microvolt = <1500000>; > + regulator-max-microvolt = <1500000>; > + regulator-name = "vcc-dram"; > + }; > + > + /* 0.9 V (disabled). */ > + reg_dcdcc: dcdcc { > + regulator-min-microvolt = <900000>; > + regulator-max-microvolt = <900000>; > + regulator-name = "vdd-gpu"; > + }; > + > + /* 0.9 V (enabled). */ > + reg_dcdcd: dcdcd { > + regulator-boot-on; > + regulator-always-on; /* Hang if disabled. */ > + regulator-min-microvolt = <900000>; > + regulator-max-microvolt = <900000>; > + regulator-name = "vdd-sys"; > + }; > + > + /* 3.3 V (enabled). */ > + reg_dcdce: dcdce { > + regulator-boot-on; > + regulator-always-on; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-name = "vcc-pb-pc-pd-pe-pf-ph-mmc-spdif"; This is probably vcc-io or something shorter. Regards ChenYu > + }; > + > + /* 3.3 V (disabled). */ > + reg_sw: sw { > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + regulator-name = "vcc-gmac3v3"; > + }; > + }; > + }; > +}; > + > +/* > + * 5-pin connector opposite of the SD card slot: > + * 1 = GND (pointed to by small triangle), 2 = GND, 3 = 3.3 V, 4 = RX, 5 = TX. > + */ > +&uart0 { > + pinctrl-names = "default"; > + pinctrl-0 = <&uart0_pins_a>; > + status = "okay"; > +}; > + > +/* The port has two Vbus supplies. See workaround at regulator-usb1-1-vbus. */ > +&usbphy1 { > + phy-supply = <®_usb1_1_vbus>; > + status = "okay"; > +}; > + > +&usbphy3 { > + status = "okay"; > +}; > -- > 2.10.2 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
