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SubjectRe: [PATCH] arm64: allwinner: h6: Add OrangePi One Plus initial support
On Mon, Jul 30, 2018 at 2:47 PM, Chen-Yu Tsai <wens@csie.org> wrote:
> On Mon, Jul 30, 2018 at 5:00 PM, Maxime Ripard
> <maxime.ripard@bootlin.com> wrote:
>> Hi,
>>
>> On Sat, Jul 28, 2018 at 11:56:15PM +0530, Jagan Teki wrote:
>>> OrangePi One Plus is Allwinner H6 based open-source SBC,
>>> which support:
>>> - Allwinner H6 Quad-core 64-bit ARM Cortex-A53
>>> - GPU Mali-T720
>>> - 1GB LPDDR3 RAM
>>> - AXP805 PMIC
>>> - 1Gbps GMAC via RTL8211
>>> - USB 2.0 Host, OTG
>>> - HDMI port
>>> - 5V/2A DC power supply
>>>
>>> Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
>>> ---
>>> arch/arm64/boot/dts/allwinner/Makefile | 1 +
>>> .../allwinner/sun50i-h6-orangepi-one-plus.dts | 150 ++++++++++++++++++
>>> 2 files changed, 151 insertions(+)
>>> create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts
>>>
>>> diff --git a/arch/arm64/boot/dts/allwinner/Makefile b/arch/arm64/boot/dts/allwinner/Makefile
>>> index 9ffa7a038791..c38f326e7fec 100644
>>> --- a/arch/arm64/boot/dts/allwinner/Makefile
>>> +++ b/arch/arm64/boot/dts/allwinner/Makefile
>>> @@ -15,4 +15,5 @@ dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-pc2.dtb
>>> dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-prime.dtb
>>> dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-zero-plus.dtb
>>> dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h5-orangepi-zero-plus2.dtb
>>> +dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h6-orangepi-one-plus.dtb
>>> dtb-$(CONFIG_ARCH_SUNXI) += sun50i-h6-pine-h64.dtb
>>> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts
>>> new file mode 100644
>>> index 000000000000..0612c19cd994
>>> --- /dev/null
>>> +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts
>>> @@ -0,0 +1,150 @@
>>> +// SPDX-License-Identifier: (GPL-2.0+ or MIT)
>>> +/*
>>> + * Copyright (C) 2018 Amarula Solutions
>>> + * Author: Jagan Teki <jagan@amarulasolutions.com>
>>> + */
>>> +
>>> +/dts-v1/;
>>> +
>>> +#include "sun50i-h6.dtsi"
>>> +
>>> +#include <dt-bindings/gpio/gpio.h>
>>> +
>>> +/ {
>>> + model = "OrangePi One Plus";
>>> + compatible = "xunlong,orangepi-one-plus", "allwinner,sun50i-h6";
>>> +
>>> + aliases {
>>> + serial0 = &uart0;
>>> + };
>>> +
>>> + chosen {
>>> + stdout-path = "serial0:115200n8";
>>> + };
>>> +};
>>> +
>>> +&mmc0 {
>>> + pinctrl-names = "default";
>>> + pinctrl-0 = <&mmc0_pins>;
>>> + vmmc-supply = <&reg_cldo1>;
>>> + cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
>>> + bus-width = <4>;
>>> + status = "okay";
>>> +};
>>> +
>>> +&r_i2c {
>>> + status = "okay";
>>> +
>>> + axp805: pmic@36 {
>>> + compatible = "x-powers,axp805", "x-powers,axp806";
>>> + reg = <0x36>;
>>> + interrupt-parent = <&r_intc>;
>>> + interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
>>> + interrupt-controller;
>>> + #interrupt-cells = <1>;
>>> + x-powers,self-working-mode;
>>> +
>>> + regulators {
>>> + reg_aldo1: aldo1 {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <3300000>;
>>> + regulator-max-microvolt = <3300000>;
>>> + regulator-name = "vcc-pl";
>>> + };
>>> +
>>> + reg_aldo2: aldo2 {
>>> + regulator-min-microvolt = <3300000>;
>>> + regulator-max-microvolt = <3300000>;
>>> + regulator-name = "vcc-ac200";
>>> + };
>>> +
>>> + reg_aldo3: aldo3 {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <3300000>;
>>> + regulator-max-microvolt = <3300000>;
>>> + regulator-name = "vcc25-dram";
>>> + };
>>> +
>>> + reg_bldo1: bldo1 {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <1800000>;
>>> + regulator-max-microvolt = <1800000>;
>>> + regulator-name = "vcc-bias-pll";
>>> + };
>>> +
>>> + reg_bldo2: bldo2 {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <1800000>;
>>> + regulator-max-microvolt = <1800000>;
>>> + regulator-name = "vcc-efuse-pcie-hdmi-io";
>>> + };
>>> +
>>> + reg_bldo3: bldo3 {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <1800000>;
>>> + regulator-max-microvolt = <1800000>;
>>> + regulator-name = "vcc-dcxoio";
>>> + };
>>> +
>>> + bldo4 {
>>> + /* unused */
>>> + };
>>> +
>>> + reg_cldo1: cldo1 {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <3300000>;
>>> + regulator-max-microvolt = <3300000>;
>>> + regulator-name = "vcc-3v3";
>>> + };
>>> +
>>> + reg_cldo2: cldo2 {
>>> + regulator-min-microvolt = <3300000>;
>>> + regulator-max-microvolt = <3300000>;
>>> + regulator-name = "vcc-wifi-1";
>>> + };
>>> +
>>> + reg_cldo3: cldo3 {
>>> + regulator-min-microvolt = <3300000>;
>>> + regulator-max-microvolt = <3300000>;
>>> + regulator-name = "vcc-wifi-2";
>>> + };
>>> +
>>> + reg_dcdca: dcdca {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <810000>;
>>> + regulator-max-microvolt = <1080000>;
>>> + regulator-name = "vdd-cpu";
>>> + };
>>> +
>>> + reg_dcdcc: dcdcc {
>>> + regulator-min-microvolt = <810000>;
>>> + regulator-max-microvolt = <1080000>;
>>> + regulator-name = "vdd-gpu";
>>> + };
>>> +
>>> + reg_dcdcd: dcdcd {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <960000>;
>>> + regulator-max-microvolt = <960000>;
>>> + regulator-name = "vdd-sys";
>>> + };
>>> +
>>> + reg_dcdce: dcdce {
>>> + regulator-always-on;
>>> + regulator-min-microvolt = <1200000>;
>>> + regulator-max-microvolt = <1200000>;
>>> + regulator-name = "vcc-dram";
>>> + };
>>> +
>>> + sw {
>>> + /* unused */
>>> + };
>>
>> Can't we have a DTSI for this PMIC too?
>
> Back when we started adding the regulators, Mark wasn't too happy with
> all the placeholders we put in the dtsi. I think we got away with it
> because we had other things in there as well. That's not true for this
> particular PMIC.

So we need separate dtsi for this PMIC as well?

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