On Tue, 2019-02-12 at 11:17 +0100, Marek Vasut wrote:
> On 2/12/19 11:13 AM, Chee, Tien Fong wrote:
> > On Tue, 2019-02-12 at 10:43 +0100, Marek Vasut wrote:
> > > On 2/12/19 10:35 AM, Chee, Tien Fong wrote:
> > > [...]
> > >
> > > > > my preference for the fit image would be
> > > > >
> > > > > ...
> > > > > images {
> > > > > fpga@1 {
> > > > > description = "FPGA Periph";
> > > > > ...
> > > > > type = "fpga_periph";
> > > > > ...
> > > > > }
> > > > > fpga@2 {
> > > > > description = "FPGA Core";
> > > > > ...
> > > > > type = "fpga" or
> > > > > "fpga_core";
> > > > I'm good with "fpga".
> > > > > ...
> > > > > }
> > > > > };
> > > > > configurations {
> > > > > default = "config@1"
> > > > > config@1 {
> > > > > fpga = "fpga@1"; // periph only
> > > > > };
> > > > > config@2 {
> > > > > fpga = "fpga@1", "fpga@2";
> > > > > };
> > > > > };
> > > > >
> > > > > with the expectation that the order of fpga@1 and fpga@2 in confi
> > > > > g@2
> > > > > is not relevant. the code should find the fpga_periph type and
> > > > > program
> > > > > it first. just my comment, i dont like rellying on the order or
> > > > > name.
> > > > I can add support for above implementation although this adds more
> > > > complexity to the driver.
> > > You can have fpga node and e.g. fpga-name node in the configurations
> > > section to discern which phandle there is the core and which is the
> > > peripheral RBF. Would that work ?
> > >
> > So something like that?
> >
> > ...
> >
> > images {
> > fpga-periph@1 {
> > description = "FPGA Periph";
> > ...
> > type = "fpga_periph";
>
> Do we need a new type for the periph/core distinction ?
not really, using the node name is fine with me as is shown below.
when i suggested that my intent was to allow the name to be
independant of the node name still envisioning scenarios where
the fit image has multiple fpga images.
>
> > ...
> > }
> > fpga-core@2 {
> > description = "FPGA Core";
> > ...
> > type = "fpga";
> > ...
> > }
> > };
> > configurations {
> > default = "config@1"
> > config@1 {
> > fpga = "fpga-periph@1"; // periph only
> > };
> > config@2 {
> > fpga = "fpga-periph@1", "fpga-core@2";
> > };
> > };
> >
> > > > Marek, are you OK with this implementation?
> > > Looks OK to me. Dalon ?
> > >
> > > [...]
>
>
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