Messages in this thread | | | Date | Thu, 18 Feb 2021 14:43:47 +0100 | From | Pavel Machek <> | Subject | Re: [PATCH 12/18] arm64: dts: qcom: msm8994-octagon: Configure Lattice iCE40 FPGA |
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On Sun 2021-01-31 02:38:43, Konrad Dybcio wrote: > From: Gustave Monce <gustave.monce@outlook.com> > > Octagon devices have a Lattice iCE40 FPGA connected over SPI. > Configure it.
> + status = "okay"; > + > + /* > + * This device is a Lattice UC120 USB-C PD PHY. > + * It is actually a Lattice iCE40 FPGA pre-programmed by > + * the device firmware with a specific bitstream > + * enabling USB Type C PHY functionality. > + * Communication is done via a proprietary protocol over SPI. > + *
Wow. That's interesting hardware design. Someone should put RISC-V CPU in there!
Best regards, Pavel
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