From: Neil Armstrong <narmstrong@baylibre.com>
To: Kevin Hilman <khilman@baylibre.com>
Cc: linux-amlogic@lists.infradead.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, martin.blumenstingl@googlemail.com
Subject: Re: [PATCH 0/2] Add support for S805X based P241 Reference Design board
Date: Wed, 11 Jul 2018 09:57:42 +0200 [thread overview]
Message-ID: <93c53a69-abe3-731d-dcb6-45cf111ce286@baylibre.com> (raw)
In-Reply-To: <7hfu0sm3ep.fsf@baylibre.com>
On 10/07/2018 00:48, Kevin Hilman wrote:
> Neil Armstrong <narmstrong@baylibre.com> writes:
>
>> The Amlogic P241 board is the Reference Design board for the S805X
>> variant of the Amlogic Meson GXL SoC family.
>>
>> The S805X is a variant of the Amlogic Meson GXL SoC family with the
>> following physical limitations :
>> - No SDCard interface
>> - No GPIOCLK pins
>> - No USB OTG ID pin (but Gadget feature can stil be forced)
>> - No 5V regulator
>> - Reduced ADC inputs (only ADC0 and ADC1)
>> - GPIODV_26, GPIOAO_3, GPIOAO_4, GPIOAO_5, GPIOAO_6, GPIOX_14,
>> GPIOX_15, GPIOH_3 are no more exposed on the package
>>
>> Amlogic exposes the following SW limitations :
>> - HDMI max resolution should be 1080p60, VPU clock should be downgraded
>> - Video Decoding should be limited to 1080p60, VDEC clock should be downgraded
>> - CPU speed should be limited by SCPI OPP table to 1.2GHz
>> - DRAM interface is limited to DDR4 16bit up to 1GiB
>>
>> The P241 board has the following features :
>> - 1GiB DDR4 Memory
>> - HDMI Connector with CEC
>> - A/V jack with Stereo Audio and CVBS
>> - 10/100 Ethernet
>> - 2x USB2.0 Type-A
>> - On-board WiFi SDIO Module
>> - On-board eMMC storage
>> - Infraread Received
>> - Factory Reset button
>> - UART connector
>
> Applied to v4.19/dt64.
>
> The cover letter didn't say, but I assume this was at least boot tested
> on a p241 board?
Exact, it's boot tested on a p241 board.
Neil
>
> Thanks,
>
> Kevin
>
prev parent reply other threads:[~2018-07-11 7:57 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-05 9:50 [PATCH 0/2] Add support for S805X based P241 Reference Design board Neil Armstrong
2018-07-05 9:50 ` [PATCH 1/2] dt-bindings: amlogic: Add support for GXL S805X and the P241 board Neil Armstrong
2018-07-16 22:04 ` Rob Herring
2018-07-05 9:50 ` [PATCH 2/2] ARM64: dts: add S805X based " Neil Armstrong
2018-07-06 14:46 ` [PATCH 0/2] Add support for S805X based P241 Reference Design board Jerome Brunet
2018-07-09 22:48 ` Kevin Hilman
2018-07-11 7:57 ` Neil Armstrong [this message]
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