linux-kernel - Re: [PATCH 4/4] arm64: dts: meson: add support for BananaPi M2-Pro

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Message-ID: <8e7700df-32dd-61ad-93a0-74749751e531@linaro.org>
Date:   Fri, 27 Jan 2023 11:08:44 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Christian Hewitt <christianshewitt@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-amlogic@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] arm64: dts: meson: add support for BananaPi M2-Pro

On 27/01/2023 11:06, Krzysztof Kozlowski wrote:
> On 27/01/2023 11:02, Christian Hewitt wrote:
>> BPI-M2-PRO is based upon the BPI-M5 design except for a different
>> physical board layout and the following changes:
>>
>> - USB 3.0 ports reduced from 4x to 2x
>> - 3.5mm Combined CVBS/Audio Jack removed
>> - RTL8821BU WiFi/BT module (internal USB connected)
>>
>> Signed-off-by: Christian Hewitt <christianshewitt@...il.com>
>> ---
>>   arch/arm64/boot/dts/amlogic/Makefile          |  1 +
>>   .../dts/amlogic/meson-sm1-bananapi-m2-pro.dts | 98 +++++++++++++++++++
>>   2 files changed, 99 insertions(+)
>>   create mode 100644 arch/arm64/boot/dts/amlogic/meson-sm1-bananapi-m2-pro.dts
>>
>> diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile
>> index 97b42e2100e0..644451794aca 100644
>> --- a/arch/arm64/boot/dts/amlogic/Makefile
>> +++ b/arch/arm64/boot/dts/amlogic/Makefile
>> @@ -60,6 +60,7 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxm-wetek-core2.dtb
>>   dtb-$(CONFIG_ARCH_MESON) += meson-s4-s805x2-aq222.dtb
>>   dtb-$(CONFIG_ARCH_MESON) += meson-sm1-a95xf3-air-gbit.dtb
>>   dtb-$(CONFIG_ARCH_MESON) += meson-sm1-a95xf3-air.dtb
>> +dtb-$(CONFIG_ARCH_MESON) += meson-sm1-bananapi-m2-pro.dtb
>>   dtb-$(CONFIG_ARCH_MESON) += meson-sm1-bananapi-m5.dtb
>>   dtb-$(CONFIG_ARCH_MESON) += meson-sm1-h96-max.dtb
>>   dtb-$(CONFIG_ARCH_MESON) += meson-sm1-khadas-vim3l.dtb
>> diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-bananapi-m2-pro.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-bananapi-m2-pro.dts
>> new file mode 100644
>> index 000000000000..4890d5d9a4f7
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-bananapi-m2-pro.dts
>> @@ -0,0 +1,98 @@
>> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> +/*
>> + * Copyright (c) 2021 BayLibre SAS
>> + * Author: Neil Armstrong <narmstrong@...libre.com>
>> + */
>> +
>> +/dts-v1/;
>> +
>> +#include "meson-sm1-bananapi.dtsi"
>> +#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
>> +
>> +/ {
>> +	compatible = "bananapi,bpi-m2-pro", "amlogic,sm1";
>> +	model = "Banana Pi BPI-M2-PRO";
>> +
>> +	sound {
>> +		compatible = "amlogic,axg-sound-card";
>> +		model = "BPI-M2-PRO";
>> +		audio-aux-devs = <&tdmout_b>;
>> +		audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
>> +				"TDMOUT_B IN 1", "FRDDR_B OUT 1",
>> +				"TDMOUT_B IN 2", "FRDDR_C OUT 1",
>> +				"TDM_B Playback", "TDMOUT_B OUT";
>> +
>> +		assigned-clocks = <&clkc CLKID_MPLL2>,
>> +				  <&clkc CLKID_MPLL0>,
>> +				  <&clkc CLKID_MPLL1>;
>> +		assigned-clock-parents = <0>, <0>, <0>;
>> +		assigned-clock-rates = <294912000>,
>> +				       <270950400>,
>> +				       <393216000>;
>> +		status = "okay";
> 
> It's by default. Did any DTSI disable the sound node?

It's a leftover we keep copying onto new boards, I'll send a patch top remove all those.

Neil

> 
> 
> 
> Best regards,
> Krzysztof
>