As well as being able to generate its own i2c transactions, the ppc4xx
i2c controller has a DIRECTCNTL register which allows explicit control
of the i2c lines.
Using this register an OS can directly bitbang i2c operations. In
order to let emulated i2c devices respond to this, we need to wire up
th
On Tue, Jun 19, 2018 at 10:52:15AM +0200, BALATON Zoltan wrote:
> As well as being able to generate its own i2c transactions, the ppc4xx
> i2c controller has a DIRECTCNTL register which allows explicit control
> of the i2c lines.
>
> Using this register an OS can directly bitbang i2c operations. I
On Wed, 20 Jun 2018, David Gibson wrote:
On Tue, Jun 19, 2018 at 10:52:15AM +0200, BALATON Zoltan wrote:
As well as being able to generate its own i2c transactions, the ppc4xx
i2c controller has a DIRECTCNTL register which allows explicit control
of the i2c lines.
Using this register an OS can
On Thu, Jun 21, 2018 at 09:17:11AM +0200, BALATON Zoltan wrote:
> On Wed, 20 Jun 2018, David Gibson wrote:
> > On Tue, Jun 19, 2018 at 10:52:15AM +0200, BALATON Zoltan wrote:
> > > As well as being able to generate its own i2c transactions, the ppc4xx
> > > i2c controller has a DIRECTCNTL register
On Fri, 22 Jun 2018, David Gibson wrote:
On Thu, Jun 21, 2018 at 09:17:11AM +0200, BALATON Zoltan wrote:
On Wed, 20 Jun 2018, David Gibson wrote:
On Tue, Jun 19, 2018 at 10:52:15AM +0200, BALATON Zoltan wrote:
As well as being able to generate its own i2c transactions, the ppc4xx
i2c controlle
On Fri, Jun 22, 2018 at 10:00:34AM +0200, BALATON Zoltan wrote:
> On Fri, 22 Jun 2018, David Gibson wrote:
> > On Thu, Jun 21, 2018 at 09:17:11AM +0200, BALATON Zoltan wrote:
> > > On Wed, 20 Jun 2018, David Gibson wrote:
> > > > On Tue, Jun 19, 2018 at 10:52:15AM +0200, BALATON Zoltan wrote:
> > >
On 2018-06-19 10:52, BALATON Zoltan wrote:
> As well as being able to generate its own i2c transactions, the ppc4xx
> i2c controller has a DIRECTCNTL register which allows explicit control
> of the i2c lines.
>
> Using this register an OS can directly bitbang i2c operations. In
> order to let emul
On Wed, 28 Nov 2018, Thomas Huth wrote:
On 2018-06-19 10:52, BALATON Zoltan wrote:
As well as being able to generate its own i2c transactions, the ppc4xx
i2c controller has a DIRECTCNTL register which allows explicit control
of the i2c lines.
Using this register an OS can directly bitbang i2c o
On 2018-11-28 12:26, BALATON Zoltan wrote:
> On Wed, 28 Nov 2018, Thomas Huth wrote:
>> On 2018-06-19 10:52, BALATON Zoltan wrote:
>>> As well as being able to generate its own i2c transactions, the ppc4xx
>>> i2c controller has a DIRECTCNTL register which allows explicit control
>>> of the i2c lin