tree 025374b7a0d08e06f0c8c20bdfbd16fcf2ee3f0a
parent 57f8f7b60db6f1ed2c6918ab9230c4623a9dbe37
author Anders Blomdell <anders.blomdell@control.lth.se> 1224852848 +0200
committer Haavard Skinnemoen <haavard.skinnemoen@atmel.com> 1224855948 +0200

avr32: Enable pullup on USART TX lines

Make USART initialization conform to Section 24.6.1 in the AT32AP7000 manual,
i.e. "To prevent the TXD line from falling when the USART is disabled, the use
of an internal pull up is mandatory."

Signed-off-by: Anders Blomdell <anders.blomdell@control.lth.se>
[haavard.skinnemoen@atmel.com: enable pullup on RX as well]
Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>