| Message ID | 20181023155035.9101-15-jagan@amarulasolutions.com (mailing list archive) |
|---|---|
| State | Superseded, archived |
| Headers | show |
| Series | drm/sun4i: Allwinner A64 MIPI-DSI support | expand |
On Tue, Oct 23, 2018 at 09:20:34PM +0530, Jagan Teki wrote: > The A64 has a MIPI-DSI block which is similar to A31 > without mod clock. > > So, add dsi node with A64 compatible, dphy node with > A31 compatible and finally connect dsi to tcon0 to > make proper DSI pipeline. > > Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> > --- > Changes for v2: > - use A64 dphy compatible > > arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 45 +++++++++++++++++++ > 1 file changed, 45 insertions(+) > > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > index f3a66f888205..f82e6b165d57 100644 > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > @@ -320,6 +320,11 @@ > #address-cells = <1>; > #size-cells = <0>; > reg = <1>; > + > + tcon0_out_dsi: endpoint@1 { > + reg = <1>; > + remote-endpoint = <&dsi_in_tcon0>; You need to set the allwinner,channel property there. > + }; > }; > }; > }; > @@ -818,6 +823,46 @@ > #interrupt-cells = <3>; > }; > > + > + dsi: dsi@1ca0000 { > + compatible = "allwinner,sun50i-a64-mipi-dsi"; > + reg = <0x01ca0000 0x1000>; > + interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&ccu CLK_BUS_MIPI_DSI>; > + clock-names = "bus"; > + resets = <&ccu RST_BUS_MIPI_DSI>; > + phys = <&dphy>; > + phy-names = "dphy"; > + status = "disabled"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + #address-cells = <1>; > + #size-cells = <0>; > + reg = <0>; > + > + dsi_in_tcon0: endpoint { > + remote-endpoint = <&tcon0_out_dsi>; > + }; > + }; > + }; > + }; > + > + dphy: d-phy@1ca1000 { > + compatible = "allwinner,sun50i-a64-mipi-dphy", > + "allwinner,sun6i-a31-mipi-dphy"; > + reg = <0x01ca1000 0x1000>; > + clocks = <&ccu CLK_BUS_MIPI_DSI>, > + <&ccu CLK_DSI_DPHY>; > + clock-names = "bus", "mod"; > + resets = <&ccu RST_BUS_MIPI_DSI>; > + status = "disabled"; > + #phy-cells = <0>; > + }; > + You have to order the nodes per ascending physical address ordering. Maxime
On Wed, Oct 24, 2018 at 11:40 PM Maxime Ripard <maxime.ripard@bootlin.com> wrote: > > On Tue, Oct 23, 2018 at 09:20:34PM +0530, Jagan Teki wrote: > > The A64 has a MIPI-DSI block which is similar to A31 > > without mod clock. > > > > So, add dsi node with A64 compatible, dphy node with > > A31 compatible and finally connect dsi to tcon0 to > > make proper DSI pipeline. > > > > Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> > > --- > > Changes for v2: > > - use A64 dphy compatible > > > > arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 45 +++++++++++++++++++ > > 1 file changed, 45 insertions(+) > > > > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > index f3a66f888205..f82e6b165d57 100644 > > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > @@ -320,6 +320,11 @@ > > #address-cells = <1>; > > #size-cells = <0>; > > reg = <1>; > > + > > + tcon0_out_dsi: endpoint@1 { > > + reg = <1>; > > + remote-endpoint = <&dsi_in_tcon0>; > > You need to set the allwinner,channel property there. Are you referring to allwinner,tcon-channel = <1> ?
On Thu, Oct 25, 2018 at 06:51:14PM +0530, Jagan Teki wrote: > On Wed, Oct 24, 2018 at 11:40 PM Maxime Ripard > <maxime.ripard@bootlin.com> wrote: > > > > On Tue, Oct 23, 2018 at 09:20:34PM +0530, Jagan Teki wrote: > > > The A64 has a MIPI-DSI block which is similar to A31 > > > without mod clock. > > > > > > So, add dsi node with A64 compatible, dphy node with > > > A31 compatible and finally connect dsi to tcon0 to > > > make proper DSI pipeline. > > > > > > Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> > > > --- > > > Changes for v2: > > > - use A64 dphy compatible > > > > > > arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 45 +++++++++++++++++++ > > > 1 file changed, 45 insertions(+) > > > > > > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > > index f3a66f888205..f82e6b165d57 100644 > > > --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > > +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi > > > @@ -320,6 +320,11 @@ > > > #address-cells = <1>; > > > #size-cells = <0>; > > > reg = <1>; > > > + > > > + tcon0_out_dsi: endpoint@1 { > > > + reg = <1>; > > > + remote-endpoint = <&dsi_in_tcon0>; > > > > You need to set the allwinner,channel property there. > > Are you referring to allwinner,tcon-channel = <1> ? Yep Maxime
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index f3a66f888205..f82e6b165d57 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -320,6 +320,11 @@ #address-cells = <1>; #size-cells = <0>; reg = <1>; + + tcon0_out_dsi: endpoint@1 { + reg = <1>; + remote-endpoint = <&dsi_in_tcon0>; + }; }; }; }; @@ -818,6 +823,46 @@ #interrupt-cells = <3>; }; + + dsi: dsi@1ca0000 { + compatible = "allwinner,sun50i-a64-mipi-dsi"; + reg = <0x01ca0000 0x1000>; + interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ccu CLK_BUS_MIPI_DSI>; + clock-names = "bus"; + resets = <&ccu RST_BUS_MIPI_DSI>; + phys = <&dphy>; + phy-names = "dphy"; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + dsi_in_tcon0: endpoint { + remote-endpoint = <&tcon0_out_dsi>; + }; + }; + }; + }; + + dphy: d-phy@1ca1000 { + compatible = "allwinner,sun50i-a64-mipi-dphy", + "allwinner,sun6i-a31-mipi-dphy"; + reg = <0x01ca1000 0x1000>; + clocks = <&ccu CLK_BUS_MIPI_DSI>, + <&ccu CLK_DSI_DPHY>; + clock-names = "bus", "mod"; + resets = <&ccu RST_BUS_MIPI_DSI>; + status = "disabled"; + #phy-cells = <0>; + }; + pwm: pwm@1c21400 { compatible = "allwinner,sun50i-a64-pwm", "allwinner,sun5i-a13-pwm";
The A64 has a MIPI-DSI block which is similar to A31 without mod clock. So, add dsi node with A64 compatible, dphy node with A31 compatible and finally connect dsi to tcon0 to make proper DSI pipeline. Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> --- Changes for v2: - use A64 dphy compatible arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 45 +++++++++++++++++++ 1 file changed, 45 insertions(+)