Re: [PATCH v4 4/5] arm64: dts: imx8mq: Add interconnect for lcdif

From: Shawn Guo
Date: Fri Jan 15 2021 - 05:02:36 EST


On Fri, Jan 15, 2021 at 10:57:02AM +0100, Martin Kepplinger wrote:
>
>
> On 15.01.21 10:47, Shawn Guo wrote:
> > On Thu, Jan 07, 2021 at 01:17:53PM +0100, Martin Kepplinger wrote:
> > > Add interconnect ports for lcdif to set bus capabilities.
> > >
> > > Signed-off-by: Martin Kepplinger <martin.kepplinger@xxxxxxx>
> > > ---
> > > arch/arm64/boot/dts/freescale/imx8mq.dtsi | 3 +++
> > > 1 file changed, 3 insertions(+)
> > >
> > > diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> > > index 89e7de2e7f7a..9300be8c9b53 100644
> > > --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> > > +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
> > > @@ -11,6 +11,7 @@
> > > #include "dt-bindings/input/input.h"
> > > #include <dt-bindings/interrupt-controller/arm-gic.h>
> > > #include <dt-bindings/thermal/thermal.h>
> > > +#include <dt-bindings/interconnect/imx8mq.h>
> > > #include "imx8mq-pinfunc.h"
> > > / {
> > > @@ -522,6 +523,8 @@
> > > <&clk IMX8MQ_VIDEO_PLL1>,
> > > <&clk IMX8MQ_VIDEO_PLL1_OUT>;
> > > assigned-clock-rates = <0>, <0>, <0>, <594000000>;
> > > + interconnects = <&noc IMX8MQ_ICM_LCDIF &noc IMX8MQ_ICS_DRAM>;
> > > + interconnect-names = "dram";
> >
> > Hmm, two interconnect phandles but only one name?
> >
>
> Well it's one interconnect path that would more accurately be named
> "lcdif-dram" if that's what you mean. I removed "lcdif-" because it's the
> lcdif node, but maybe we should name it lcdif-dram after all. at least
> that's how others describe it.

Ha, sorry, I misunderstood the interconnects property.

Shawn