[U-Boot] Enabling uart 3 in arndale
Michael Trimarchi
michael at amarulasolutions.com
Sun Mar 16 10:26:35 CET 2014
Hi
On Fri, Mar 14, 2014 at 9:04 AM, armdev <armdev.ftm at gmail.com> wrote:
> Hi,
>
> We are trying to enable the UART3 on COM18 pins of arndale board. The UART3 RXD and TXD are on pins 2 and 4 which as per the base board specification is connected as
>
> XuRXD3 : UART_3_RXD/GPA1[4] : 2
> XuTXD3 : UART_3_TXD/GPA1[5] : 4
>
> As per the public reference manual of exynos 5250, there is a register GPACON (0x1140_0000)
> Setting GPACON |= 0x0010_0000 should enable the pins, but I am not able to see any output on UART3.
>
> Can you please suggest what is the right procedure
>
Did you change the board console output ;)?
Michael
> -Regards
> armdev team @FTM
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