[PATCH 1/2] dt-bindings: amlogic: Add support for GXL S805X and the P241 board

Rob Herring
2018-07-16T22:04:35Z

On Thu, Jul 05, 2018 at 11:50:42AM +0200, Neil Armstrong wrote:
> 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
>
> Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
> ---
> Documentation/devicetree/bindings/arm/amlogic.txt | 6 ++++++
> 1 file changed, 6 insertions(+)

Reviewed-by: Rob Herring <robh@kernel.org>