On Wed, Feb 27, 2013 at 3:35 AM, Huang Shijie <[email protected]> wrote:
> The uart may works in DTE mode or DCE mode. The customer can sets the
> different
> modes by the pinctrl. But the pinctrl items for DTE or DCE may share the
> same Pad id, such as:
> MX6Q_PAD_EIM_D27__UART2_RXD_DTE and MX6Q_PAD_EIM_D27__WEIM_WEIM_D_27
> share the same MX6Q_PAD_EIM_D27 pad id.
>
> The current code only search the pinctrl items by pad id. So if there two
> pinctrl items shares the same pad id, the current code only use the first one,
> even you tell the system to use the second one in the DTS file.
>
> This patch adds a new field pin_func_ids to imx_pin_group{}, and uses the
> pin_func_ids as the index to search the pinctrl items. In this way, we can
> avoid the issue.
>
> Signed-off-by: Huang Shijie <[email protected]>
Dong/Shawn: what about this patch?
The patches anyway has to be merged through the i.MX tree I think,
if there is a huge movement in these files currently.
Yours,
Linus Walleij
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