Date: Mon, 31 Dec 2018 21:47:25 +0900 (JST) From: SAITOU Toshihide <toshi@ruby.ocn.ne.jp> To: ian@freebsd.org Cc: freebsd-arm@freebsd.org Subject: Re: SPI start bit (9 bit) for BBB Message-ID: <20181231.214725.1482321641373486643.toshi@ruby.ocn.ne.jp> In-Reply-To: <1546226186.78877.97.camel@freebsd.org> References: <20181231.003356.1147810385398844555.toshi@ruby.ocn.ne.jp> <1546226186.78877.97.camel@freebsd.org>
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On Sun, 30 Dec 2018 20:16:26 -0700, Ian Lepore <ian@freebsd.org> = wrote: > On Mon, 2018-12-31 at 00:33 +0900, SAITOU Toshihide wrote: >> In 3-line serial protcol, there is a type using additional 1-bit to >> specify command or data.=A0=A0The BBB can handle this, so I can use = >> with >> the following patch (unskillful and maybe side effects exist).=A0=A0= I >> hope this will attract someones interest to implement this and also >> SPI frequency and mode. >> > > Since you are already set up for testing spi on BBB, could you = > please > try the attached patch for handling bus speed and mode? If it works > I'll get it committed. > > -- Ian I confirm that the spi(8) command is functional on BBB now. spi -f spigen0.0 -s 1000000 -m 0 I wish that the start bit enable and polarity will be implemented in = the same way. -- SAITOU Toshihide
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