* Tomi Valkeinen <tomi.valkeinen@xxxxxx> [180619 07:12]: > On 19/06/18 09:19, Tony Lindgren wrote: > > * Tomi Valkeinen <tomi.valkeinen@xxxxxx> [180618 13:26]: > >> Add DSS node to k2g.dtsi. > >> > >> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx> > >> Cc: devicetree@xxxxxxxxxxxxxxx > >> --- > >> arch/arm/boot/dts/keystone-k2g.dtsi | 21 +++++++++++++++++++++ > >> 1 file changed, 21 insertions(+) > >> > >> diff --git a/arch/arm/boot/dts/keystone-k2g.dtsi b/arch/arm/boot/dts/keystone-k2g.dtsi > >> index da78c0034427..d761fe7d46e7 100644 > >> --- a/arch/arm/boot/dts/keystone-k2g.dtsi > >> +++ b/arch/arm/boot/dts/keystone-k2g.dtsi > >> @@ -609,5 +609,26 @@ > >> reg = <0x21010000 0x200>; > >> interrupts = <GIC_SPI 123 IRQ_TYPE_EDGE_RISING>; > >> }; > >> + > >> + dss: dss@02540000 { > >> + compatible = "ti,k2g-dss"; > >> + > >> + reg = <0x02540000 0x400>, > >> + <0x02550000 0x1000>, > >> + <0x02557000 0x1000>, > >> + <0x0255a800 0x100>, > >> + <0x0255ac00 0x100>; > >> + > >> + reg-names = "cfg", "common", "vid1", "ovr1", "vp1"; > > > > Can you please check to make sure these are not multiple > > separate devices? > > > > If they are, flushing posted write to one device will not flush > > anything to the other devices. And that can lead to very hard > > to track down mysterious bugs. > > I don't see anything hinting that they would be separate devices, and it > wouldn't really make sense to me either. They're integral parts of the > DISPC. I can see a single port for register access, and a single port > for the pixel data DMA. OK thanks for checking. Tony -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html