On Mon, Mar 13, 2017 at 03:04:28PM +0200, Roger Quadros wrote: > The board can support either ICSS1 Ethernet ports or LCD > based on J51 jumper. Factory default is ICSS1 Ethernet ports > (i.e. Jumper not populated). > > Use the GPIO to detect the jumper setting and configure the > pinmux accordingly. Also select the right DT blob based on > the chosen configuration. > > J51 absent -> ICSS1 Ethernet, no LCD on VOUT -> am571x-idk.dtb > J51 present -> LCD on VOUT, no ICSS1 Ethernet -> am571x-idk-lcd-osd.dtb > > At present we only support the assume it is the Legacy LCD. > LCD detection mechanism needs to be added later to differentiate > between legacy vs new LCD. > > For ICSS1 Ethernet pins use the following convention to set the pinmux > as PMT data is not yet finalized. > > - If pin is output, set as PIN_OUTPUT > - If pin is input and external pull resistor present set as PIN_INPUT > - If pin is input and external pull resistor absent, set pull to same > as that of the external PHY's internall pull. > - Do not use SLEW_CONTROLon any pin. > > Cc: Nishanth Menon <n...@ti.com> > Signed-off-by: Roger Quadros <rog...@ti.com> > Reviewed-by: Tom Rini <tr...@konsulko.com> > Reviewed-by: Lokesh Vutla <lokeshvu...@ti.com>
Applied to u-boot/master, thanks! -- Tom
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