于 2019年3月18日 GMT+08:00 下午8:41:32, Paul Kocialkowski
<paul.kocialkow...@bootlin.com> 写到:
>Hi,
>
>Le mardi 12 mars 2019 à 23:22 +0800, Icenowy Zheng a écrit :
>> The Allwinner S3/S3L/V3 SoCs all share the same die with the V3s SoC,
>> but with more GPIO wired out of the package.
>>
>> Add DTSI files for these SoCs. The DTSI file for V3 just replaces the
>> pinctrl compatible string, and the S3/S3L DTSI files just include the
>V3
>> DTSI file.
>
>Note that the V3 has a NMI controller at 1c000d0, that is required for
>handling the AXP209 interrupts IIRQ. I have no idea whether it's also
>the case on the V3s/S3/S3L though but it would be good to know.
It's not mentioned on the datasheet.
If it's present, please send a patch.
BTW all V3 series chip share the same die (sun8iw8).
Thanks
>
>Note that I can totally add support for it when adding support for my
>V3 device that uses the AXP209 this way.
>
>Also, could we get proper compatibles and config options for these new
>SoCs, since they are distinct from the V3S?
>
>Cheers,
>
>Paul
>
>> Signed-off-by: Icenowy Zheng <icen...@aosc.io>
>> ---
>> arch/arm/boot/dts/sun8i-s3.dtsi | 6 ++++++
>> arch/arm/boot/dts/sun8i-s3l.dtsi | 6 ++++++
>> arch/arm/boot/dts/sun8i-v3.dtsi | 14 ++++++++++++++
>> 3 files changed, 26 insertions(+)
>> create mode 100644 arch/arm/boot/dts/sun8i-s3.dtsi
>> create mode 100644 arch/arm/boot/dts/sun8i-s3l.dtsi
>> create mode 100644 arch/arm/boot/dts/sun8i-v3.dtsi
>>
>> diff --git a/arch/arm/boot/dts/sun8i-s3.dtsi
>b/arch/arm/boot/dts/sun8i-s3.dtsi
>> new file mode 100644
>> index 000000000000..0f41a25ecb30
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/sun8i-s3.dtsi
>> @@ -0,0 +1,6 @@
>> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> +/*
>> + * Copyright (C) 2019 Icenowy Zheng <icen...@aosc.io>
>> + */
>> +
>> +#include "sun8i-v3.dtsi"
>> diff --git a/arch/arm/boot/dts/sun8i-s3l.dtsi
>b/arch/arm/boot/dts/sun8i-s3l.dtsi
>> new file mode 100644
>> index 000000000000..0f41a25ecb30
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/sun8i-s3l.dtsi
>> @@ -0,0 +1,6 @@
>> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> +/*
>> + * Copyright (C) 2019 Icenowy Zheng <icen...@aosc.io>
>> + */
>> +
>> +#include "sun8i-v3.dtsi"
>> diff --git a/arch/arm/boot/dts/sun8i-v3.dtsi
>b/arch/arm/boot/dts/sun8i-v3.dtsi
>> new file mode 100644
>> index 000000000000..6ae8645ade50
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/sun8i-v3.dtsi
>> @@ -0,0 +1,14 @@
>> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> +/*
>> + * Copyright (C) 2019 Icenowy Zheng <icen...@aosc.io>
>> + */
>> +
>> +#include "sun8i-v3s.dtsi"
>> +
>> +&ccu {
>> + compatible = "allwinner,sun8i-v3-ccu";
>> +};
>> +
>> +&pio {
>> + compatible = "allwinner,sun8i-v3-pinctrl";
>> +};
>> --
>> 2.18.1
>>
>--
>Paul Kocialkowski, Bootlin
>Embedded Linux and kernel engineering
>https://bootlin.com
>
>
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