[U-Boot] [PATCH 5/8] board: AM335x-ICEv2: Add cpsw support
Tom Rini
trini at konsulko.com
Fri May 13 22:45:39 CEST 2016
On Tue, May 10, 2016 at 02:33:52PM +0530, Lokesh Vutla wrote:
> In order to enable cpsw on AM335x ICEv2 board, the following needs to be done:
>
> 1)There are few on board jumper settings which gives a choice between
> cpsw and PRUSS, that needs to be properly selected[1]. Even after selecting
> this, there are few GPIOs which control these muxes that needs to be held high.
>
> 2) The clock to PHY is provided by a PLL-based clock synthesizer[2] connected
> via I2C. This needs to properly programmed and locked for PHY operation.
> And PHY needs to be reset before before being used, which is also held by
> a GPIO.
>
> 3) RMII mode needs to be selected.
>
> [1] http://www.ti.com/lit/zip/tidr336
> [2] http://www.ti.com/lit/ds/symlink/cdce913.pdf
>
> Acked-by: Mugunthan V N <mugunthanvnm at ti.com>
> Signed-off-by: Lokesh Vutla <lokeshvutla at ti.com>
Reviewed-by: Tom Rini <trini at konsulko.com>
--
Tom
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