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SubjectRe: [PATCH] dts: sun8i-h3: Add DTS for Mapleboard MP130
On Mon, Oct 29, 2018 at 04:20:52PM +0100, Maxime Ripard wrote:
> Thanks for your patch.

Thanks for the comments.

> On Thu, Oct 25, 2018 at 08:55:19PM +0100, Jonathan McDowell wrote:
...
> The prefix of your patch should be "ARM: dts: sun8i-h3: ..."

Ok.

> > diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> > index b5bd3de87c33..dcf1b9e7f71e 100644
> > --- a/arch/arm/boot/dts/Makefile
> > +++ b/arch/arm/boot/dts/Makefile
> > @@ -1035,6 +1035,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
> > sun8i-h3-bananapi-m2-plus.dtb \
> > sun8i-h3-beelink-x2.dtb \
> > sun8i-h3-libretech-all-h3-cc.dtb \
> > + sun8i-h3-mapleboard-mp130.dtb \
> > sun8i-h3-nanopi-m1.dtb \
> > sun8i-h3-nanopi-m1-plus.dtb \
> > sun8i-h3-nanopi-neo.dtb \
> > diff --git a/arch/arm/boot/dts/sun8i-h3-mapleboard-mp130.dts b/arch/arm/boot/dts/sun8i-h3-mapleboard-mp130.dts
> > new file mode 100644
> > index 000000000000..bf948128af94
> > --- /dev/null
> > +++ b/arch/arm/boot/dts/sun8i-h3-mapleboard-mp130.dts
> > @@ -0,0 +1,179 @@
> > +/*
> > + * Copyright (C) 2017 Centrum Embedded Systems, Jia-Bin Huang <jb@ces.com.tw>
> > + * Copyright (C) 2018 Jonathan McDowell <noodles@earth.li>
> > + *
> > + * This file is licensed under the terms of the GNU General Public
> > + * License version 2. This program is licensed "as is" without any
> > + * warranty of any kind, whether express or implied.
>
> You should add a SPDX tag instead of the license.

Done.

> We're also trying to license the DT under a dual GPL/MIT license,
> since they can be used by projects under a license that is not the
> GPL. But that's your call, obviously.

I'm building on top of Jia-Bin Huang's work, which was GPL only, so I'll
stick with that for the moment.

> > + */
> > +
> > +/dts-v1/;
> > +#include "sun8i-h3.dtsi"
> > +#include "sunxi-common-regulators.dtsi"
> > +
> > +#include <dt-bindings/gpio/gpio.h>
> > +#include <dt-bindings/input/input.h>
> > +
> > +/ {
> > + model = "MapleBoard MP130 Board";
> > + compatible = "mapleboard,mp130_board", "allwinner,sun8i-h3";
>
> The "board" in both the model and compatible is redundant.

Ok.

> > +
> > + aliases {
> > + ethernet0 = &emac;
> > + serial0 = &uart0;
> > + };
> > +
> > + chosen {
> > + stdout-path = "serial0:115200n8";
> > + };
> > +
> > + leds {
> > + compatible = "gpio-leds";
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&leds_pio>, <&leds_r_pio>;
>
> You can drop those pinctrl nodes

Done.

> > + pwr_led {
> > + label = "mp130_board:orange:pwr";
> > + gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>;
> > + default-state = "on";
> > + };
>
> A new line here would be nice

Ok.

> > + status_led {
> > + label = "mp130_board:orange:status";
> > + gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>;
> > + };
> > + };
> > +
> > + r_gpio_keys {
> > + compatible = "gpio-keys";
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&sw_r_pio>;
>
> Samething the pinctrl reference can be dropped

Ok.

> > + power {
> > + label = "power";
> > + linux,code = <KEY_POWER>;
> > + gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>; /* PL3 */
> > + };
> > +
> > + user {
> > + label = "user";
> > + linux,code = <BTN_0>;
> > + gpios = <&r_pio 0 4 GPIO_ACTIVE_LOW>;
> > + };
>
> The labels should be under the form "board:color:function"

These are GPIO buttons, not LEDs, so I think you mean "board:function".
Will change.

> > + };
> > +};
> > +
> > +&codec {
> > + allwinner,audio-routing =
> > + "Line Out", "LINEOUT",
> > + "LINEIN", "Line In";
> > + status = "okay";
> > +};
> > +
> > +&ehci1 {
> > + status = "okay";
> > +};
> > +
> > +&ehci2 {
> > + status = "okay";
> > +};
> > +
> > +&ehci3 {
> > + status = "okay";
> > +};
> > +
> > +&ir {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&ir_pins_a>;
> > + status = "okay";
> > +};
> > +
> > +&mmc0 {
> > + vmmc-supply = <&reg_vcc3v3>;
> > + bus-width = <4>;
> > + cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
> > + cd-inverted;
> > + status = "okay";
> > +};
> > +
> > +&mmc2 {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&mmc2_8bit_pins>;
> > + vmmc-supply = <&reg_vcc3v3>;
> > + bus-width = <8>;
> > + non-removable;
> > + cap-mmc-hw-reset;
> > + status = "okay";
> > +};
> > +
> > +&ohci1 {
> > + status = "okay";
> > +};
> > +
> > +&ohci2 {
> > + status = "okay";
> > +};
> > +
> > +&ohci3 {
> > + status = "okay";
> > +};
> > +
> > +&pio {
> > + leds_pio: led_pins {
> > + pins = "PA15";
> > + function = "gpio_out";
> > + };
> > +};
> > +
> > +&r_pio {
> > + leds_r_pio: led_pins {
> > + pins = "PL10";
> > + function = "gpio_out";
> > + };
> > +
> > + sw_r_pio: key_pins {
> > + pins = "PL3", "PL4";
> > + function = "gpio_in";
> > + };
> > +};
> > +
> > +&uart0 {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&uart0_pins_a>;
> > + status = "okay";
> > +};
> > +
> > +&uart1 {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&uart1_pins>;
> > + status = "disabled";
> > +};
> > +
> > +&uart2 {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&uart2_pins>;
> > + status = "disabled";
> > +};
> > +
> > +&uart3 {
> > + pinctrl-names = "default";
> > + pinctrl-0 = <&uart3_pins>;
> > + status = "disabled";
> > +};
> > +
> > +&usb_otg {
> > + dr_mode = "peripheral";
> > + status = "okay";
> > +};
> > +
> > +&usbphy {
> > + /* USB VBUS is always on */
> > + status = "okay";
> > +};
> > +
> > +&emac {
> > + phy-handle = <&int_mii_phy>;
> > + phy-mode = "mii";
> > + allwinner,leds-active-low;
> > + status = "okay";
> > +};
> > +
>
> This should be ordered alphabetically

Ok.

> > J.
> >
> > --
> > Revd Jonathan McDowell, ULC | Do you believe in happy endings?
>
> Please don't send patches through your mailer. git send-email can be
> configured to send the patches directly, this should be your preferred
> option.

I haven't previously had problems with using mutt to send these things
out (and for a single patch I tend to trust it more and like to see
exactly what's being sent), but I'll look into it.

J.

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