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Groups > linux.kernel > #1494037
| From | Richard Genoud <richard.genoud@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs |
| Date | 2016-09-30 13:50 +0200 |
| Message-ID | <sn4ud-1eM-5@gated-at.bofh.it> (permalink) |
| References | <sn1PN-7WT-13@gated-at.bofh.it> <sn1PN-7WT-19@gated-at.bofh.it> <sn294-8iN-7@gated-at.bofh.it> <sn3Rv-11r-15@gated-at.bofh.it> <sn41c-14H-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
2016-09-30 13:16 GMT+02:00 Alexandre Belloni <alexandre.belloni@free-electrons.com>: > On 30/09/2016 at 13:04:28 +0200, Richard Genoud wrote : >> Anyway, the problematics setups are all the setups with USMODE_HWHS >> enabled on platform without Fifos or PDC, >> i.e. all platforms but sama5d2 (Cyrille, correct me if I'm wrong). >> > > This is a wrong assumption, at91rm9200 to at91sam9g45 all have a pdc. > Please, don't break those platforms. > > The only affected platforms are sam9x5, sama5d3 and sama5d4. Have you tested them ? And why are you saying that rm9200 and g45 will be broken with this patch ? If they have a pdc, they will fall in the case: (atmel_use_pdc_rx(port) || atmel_use_fifo(port)) and thus use: mode |= ATMEL_US_USMODE_HWHS; won't they ?
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[PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Richard Genoud <richard.genoud@gmail.com> - 2016-09-30 11:00 +0200
Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Uwe Kleine-König <u.kleine-koenig@pengutronix.de> - 2016-09-30 11:20 +0200
Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Richard Genoud <richard.genoud@gmail.com> - 2016-09-30 13:10 +0200
Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2016-09-30 13:20 +0200
Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Richard Genoud <richard.genoud@gmail.com> - 2016-09-30 13:50 +0200
Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Alexandre Belloni <alexandre.belloni@free-electrons.com> - 2016-09-30 14:00 +0200
Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Richard Genoud <richard.genoud@gmail.com> - 2016-09-30 14:30 +0200
Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Uwe Kleine-König <u.kleine-koenig@pengutronix.de> - 2016-10-04 09:30 +0200
Re: [PATCHv4 2/3] tty/serial: at91: fix hardware handshake with GPIOs Richard Genoud <richard.genoud@gmail.com> - 2016-10-07 17:30 +0200
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