commit | 08f738be88bb7a0163afd810a19b9cb13c79808f | [log] [tgz] |
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author | Elen Song <elen.song@atmel.com> | Mon Jul 22 16:30:26 2013 +0800 |
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | Mon Jul 29 13:03:29 2013 -0700 |
tree | 521da5c1b71338e9b44020ae7e4561b06cf9ceff | |
parent | a930e52875e96709cc01e4babcb8351687c5a58e [diff] |
serial: at91: add tx dma support Request a slave dma channel for tx dma use. Tx dma will setup a single transfer, when transfer complete, it will call atmel_complete_tx_dma to do finish stuff. Signed-off-by: Elen Song <elen.song@atmel.com> Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>