| Message ID | 20211208151230.3695378-11-s.hauer@pengutronix.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | drm/rockchip: RK356x VOP2 support | expand |
On Wed, Dec 08, 2021 at 04:12:22PM +0100, Sascha Hauer wrote: > The VOP2 is found on newer Rockchip SoCs like the rk3568 or the rk3566. > The binding differs slightly from the existing VOP binding, so add a new > binding file for it. > > Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> > --- > .../display/rockchip/rockchip-vop2.yaml | 118 ++++++++++++++++++ > 1 file changed, 118 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml > > diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml > new file mode 100644 > index 0000000000000..6533c4ae4ec3a > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml > @@ -0,0 +1,118 @@ > +# SPDX-License-Identifier: GPL-2.0 Dual license new bindings. > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/display/rockchip/rockchip-vop2.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Rockchip SoC display controller (VOP2) > + > +description: > + VOP2 (Video Output Processor v2) is the display controller for the Rockchip > + series of SoCs which transfers the image data from a video memory > + buffer to an external LCD interface. > + > +maintainers: > + - Sandy Huang <hjc@rock-chips.com> > + - Heiko Stuebner <heiko@sntech.de> > + > +properties: > + compatible: > + enum: > + - rockchip,rk3566-vop > + - rockchip,rk3568-vop > + > + reg: > + minItems: 1 > + items: > + - description: > + Must contain one entry corresponding to the base address and length > + of the register space. > + - description: > + Can optionally contain a second entry corresponding to > + the CRTC gamma LUT address. > + > + interrupts: > + maxItems: 1 > + description: > + The VOP interrupt is shared by several interrupt sources, such as > + frame start (VSYNC), line flag and other status interrupts. > + > + clocks: > + items: > + - description: Clock for ddr buffer transfer. > + - description: Clock for the ahb bus to R/W the phy regs. > + - description: Pixel clock for video port 0. > + - description: Pixel clock for video port 1. > + - description: Pixel clock for video port 2. > + > + clock-names: > + items: > + - const: aclk_vop > + - const: hclk_vop > + - const: dclk_vp0 > + - const: dclk_vp1 > + - const: dclk_vp2 > + > + port: > + $ref: /schemas/graph.yaml#/properties/port Please describe what the port represents. > + > + assigned-clocks: > + maxItems: 2 > + > + assigned-clock-rates: > + maxItems: 2 > + > + iommus: > + maxItems: 1 > + > + power-domains: > + maxItems: 1 > + > +required: > + - compatible > + - reg > + - interrupts > + - clocks > + - clock-names > + - port > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/clock/rk3568-cru.h> > + #include <dt-bindings/interrupt-controller/arm-gic.h> > + #include <dt-bindings/power/rk3568-power.h> > + bus { > + #address-cells = <2>; > + #size-cells = <2>; > + vop: vop@fe040000 { > + compatible = "rockchip,rk3568-vop"; > + reg = <0x0 0xfe040000 0x0 0x3000>, <0x0 0xfe044000 0x0 0x1000>; > + interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&cru ACLK_VOP>, > + <&cru HCLK_VOP>, > + <&cru DCLK_VOP0>, > + <&cru DCLK_VOP1>, > + <&cru DCLK_VOP2>; > + clock-names = "aclk_vop", > + "hclk_vop", > + "dclk_vp0", > + "dclk_vp1", > + "dclk_vp2"; > + power-domains = <&power RK3568_PD_VO>; > + iommus = <&vop_mmu>; > + vop_out: port { > + #address-cells = <1>; > + #size-cells = <0>; > + vp0_out_dsi0: endpoint@0 { > + reg = <0>; > + remote-endpoint = <&dsi0_in_vp0>; > + }; > + vp0_out_hdmi: endpoint@1 { > + reg = <1>; > + remote-endpoint = <&hdmi0_in_vp0>; > + }; > + }; > + }; > + }; > -- > 2.30.2 > >
diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml new file mode 100644 index 0000000000000..6533c4ae4ec3a --- /dev/null +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml @@ -0,0 +1,118 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/rockchip/rockchip-vop2.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip SoC display controller (VOP2) + +description: + VOP2 (Video Output Processor v2) is the display controller for the Rockchip + series of SoCs which transfers the image data from a video memory + buffer to an external LCD interface. + +maintainers: + - Sandy Huang <hjc@rock-chips.com> + - Heiko Stuebner <heiko@sntech.de> + +properties: + compatible: + enum: + - rockchip,rk3566-vop + - rockchip,rk3568-vop + + reg: + minItems: 1 + items: + - description: + Must contain one entry corresponding to the base address and length + of the register space. + - description: + Can optionally contain a second entry corresponding to + the CRTC gamma LUT address. + + interrupts: + maxItems: 1 + description: + The VOP interrupt is shared by several interrupt sources, such as + frame start (VSYNC), line flag and other status interrupts. + + clocks: + items: + - description: Clock for ddr buffer transfer. + - description: Clock for the ahb bus to R/W the phy regs. + - description: Pixel clock for video port 0. + - description: Pixel clock for video port 1. + - description: Pixel clock for video port 2. + + clock-names: + items: + - const: aclk_vop + - const: hclk_vop + - const: dclk_vp0 + - const: dclk_vp1 + - const: dclk_vp2 + + port: + $ref: /schemas/graph.yaml#/properties/port + + assigned-clocks: + maxItems: 2 + + assigned-clock-rates: + maxItems: 2 + + iommus: + maxItems: 1 + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - port + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/rk3568-cru.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/power/rk3568-power.h> + bus { + #address-cells = <2>; + #size-cells = <2>; + vop: vop@fe040000 { + compatible = "rockchip,rk3568-vop"; + reg = <0x0 0xfe040000 0x0 0x3000>, <0x0 0xfe044000 0x0 0x1000>; + interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&cru ACLK_VOP>, + <&cru HCLK_VOP>, + <&cru DCLK_VOP0>, + <&cru DCLK_VOP1>, + <&cru DCLK_VOP2>; + clock-names = "aclk_vop", + "hclk_vop", + "dclk_vp0", + "dclk_vp1", + "dclk_vp2"; + power-domains = <&power RK3568_PD_VO>; + iommus = <&vop_mmu>; + vop_out: port { + #address-cells = <1>; + #size-cells = <0>; + vp0_out_dsi0: endpoint@0 { + reg = <0>; + remote-endpoint = <&dsi0_in_vp0>; + }; + vp0_out_hdmi: endpoint@1 { + reg = <1>; + remote-endpoint = <&hdmi0_in_vp0>; + }; + }; + }; + };
The VOP2 is found on newer Rockchip SoCs like the rk3568 or the rk3566. The binding differs slightly from the existing VOP binding, so add a new binding file for it. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> --- .../display/rockchip/rockchip-vop2.yaml | 118 ++++++++++++++++++ 1 file changed, 118 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/rockchip/rockchip-vop2.yaml