Date: Fri, 21 Jun 2019 13:14:30 -0700 From: Oleksandr Tymoshenko <gonzo@bluezbox.com> To: Sergey Manucharian <sm@ara-ler.com> Cc: freebsd-arm@freebsd.org Subject: Re: FocalTech FT5x06 touchpanel Message-ID: <20190621201430.GA36657@bluezbox.com> In-Reply-To: <20190610154742.GA44337@eldorado> References: <20190610154742.GA44337@eldorado>
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Sergey Manucharian (sm@ara-ler.com) wrote: > Does anybody have experience with this touch panel? > > https://www.newhavendisplay.com/app_notes/FT5x06.pdf > > It's using i2c interface. There is a module for Broadcom's > implementation (i.e. RPi specific): > .../sys/arm/broadcom/bcm2835/bcm2835_ft5406.c > > I'm using it with BBB (a Newhaven LCD7 cape). Of course, the BBB image > doesn't have that module compiled (rpi_ft5406), so I cannot check it > right away. bcm2835_ft5406 cannot be reused for BBB. On RPi the actual low-level driver that talks over I2C is running on VideoCore and ARM side just receives notifications. So to add proper support for ft5406 touchscreen on BBB you'll have to write it from scratch. -- gonzo
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