Re: [PATCH 14/14] ARM: dts: sun8i: Add A83T based Sinovoip Bpi-M3 Board

[Chen-Yu Tsai <wens@xxxxxxxx>]

On Sun, Jan 31, 2016 at 9:21 AM, Vishnu Patekar
<vishnupatekar0510@xxxxxxxxx> wrote:
> This patch adds support for Sinovoip BPI-M3 A83T based board.
>
> It has 2G LPDDR3, UART, ethernet, USB, HDMI, USB Sata, MIPI DSI,
> mic, AP6212 Wifi, etc on it.
> It is paired with AXP813 PMIC which is almost same as AXP818.
>
> Signed-off-by: Vishnu Patekar <vishnupatekar0510@xxxxxxxxx>
> ---
>  arch/arm/boot/dts/Makefile                       |  1 +
>  arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts | 88 ++++++++++++++++++++++++
>  2 files changed, 89 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 58e461a..c0dd016 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -694,6 +694,7 @@ dtb-$(CONFIG_MACH_SUN8I) += \
>         sun8i-a33-sinlinx-sina33.dtb \
>         sun8i-a83t-allwinner-h8homlet-v2.dtb \
>         sun8i-a83t-cubietruck-plus.dtb \
> +       sun8i-a83t-sinovoip-bpi-m3.dtb \
>         sun8i-h3-orangepi-plus.dtb
>  dtb-$(CONFIG_MACH_SUN9I) += \
>         sun9i-a80-optimus.dtb \
> diff --git a/arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts b/arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts
> new file mode 100644
> index 0000000..fecc7dc
> --- /dev/null
> +++ b/arch/arm/boot/dts/sun8i-a83t-sinovoip-bpi-m3.dts
> @@ -0,0 +1,88 @@
> +/*
> + * Copyright 2015 Vishnu Patekar

2016?

> + * Vishnu Patekar <vishnupatekar0510@xxxxxxxxx>
> + *
> + * 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.
> + */
> +
> +/dts-v1/;
> +#include "sun8i-a83t.dtsi"
> +#include "sunxi-common-regulators.dtsi"
> +
> +/ {
> +       model = "Sinovoip BananaPi M3 v1.2";
> +       compatible = "sinovoip,bpi-m3", "allwinner,sun8i-a83t";
> +
> +       aliases {
> +               serial0 = &uart0;
> +       };
> +
> +       chosen {
> +               stdout-path = "serial0:115200n8";
> +       };
> +};
> +
> +&pio {
> +       mmc0_cd_pin_bpi_m3: mmc0_cd_pin@0 {
> +               allwinner,pins = "PF6";
> +               allwinner,function = "gpio_in";
> +               allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +               allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
> +       };

Maybe we should just put this in the .dtsi and call it
"mmc0_cd_pin_reference_design"?

We have something similar for sun4i-a10.

> +};
> +
> +&mmc0 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_bpi_m3>;
> +       vmmc-supply = <&reg_vcc3v0>;
> +       cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
> +       bus-width = <4>;
> +       cd-inverted;
> +       status = "okay";
> +};
> +
> +&uart0 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&uart0_pins_b>;
> +       status = "okay";
> +};
> +
> +&r_rsb {

This goes before uart0.

> +       status = "okay";
> +};

What about eMMC?


Thanks!
ChenYu
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