Rockchip RK3588 SoC integrates the Synopsys DesignWare HDMI 2.1 Quad-Pixel (QP) TX controller IP. Since this is a new IP block, quite different from those used in the previous generations of Rockchip SoCs, add a dedicated binding file. Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@xxxxxxxxxxxxx> --- .../display/rockchip/rockchip,dw-hdmi-qp.yaml | 170 +++++++++++++++++++++ 1 file changed, 170 insertions(+) diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi-qp.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi-qp.yaml new file mode 100644 index 000000000000..de470923d823 --- /dev/null +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi-qp.yaml @@ -0,0 +1,170 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/rockchip/rockchip,dw-hdmi-qp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip DW HDMI QP TX Encoder + +maintainers: + - Cristian Ciocaltea <cristian.ciocaltea@xxxxxxxxxxxxx> + +description: + Rockchip RK3588 SoC integrates the Synopsys DesignWare HDMI QP TX controller + IP and a HDMI/eDP TX Combo PHY based on a Samsung IP block. + +allOf: + - $ref: /schemas/display/bridge/synopsys,dw-hdmi-qp.yaml# + - $ref: /schemas/sound/dai-common.yaml# + +properties: + compatible: + enum: + - rockchip,rk3588-dw-hdmi-qp + + clocks: + minItems: 4 + items: + - {} + - {} + - {} + - {} + # The next clocks are optional, but shall be specified in this + # order when present. + - description: TMDS/FRL link clock + - description: Video datapath clock + + clock-names: + minItems: 4 + items: + - {} + - {} + - {} + - {} + - enum: [hdp, hclk_vo1] + - const: hclk_vo1 + + interrupts: + items: + - {} + - {} + - {} + - {} + - description: HPD interrupt + + interrupt-names: + items: + - {} + - {} + - {} + - {} + - const: hpd + + phys: + maxItems: 1 + description: The HDMI/eDP PHY. + + phy-names: + const: hdmi + + power-domains: + maxItems: 1 + + resets: + minItems: 2 + maxItems: 2 + + reset-names: + items: + - const: ref + - const: hdp + + "#sound-dai-cells": + const: 0 + + rockchip,grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Most HDMI QP related data is accessed through SYS GRF regs. + + rockchip,vo1-grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + Additional HDMI QP related data is accessed through VO1 GRF regs. + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + - interrupt-names + - phys + - phy-names + - ports + - resets + - reset-names + - rockchip,grf + - rockchip,vo1-grf + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/clock/rockchip,rk3588-cru.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/interrupt-controller/irq.h> + #include <dt-bindings/power/rk3588-power.h> + #include <dt-bindings/reset/rockchip,rk3588-cru.h> + + soc { + #address-cells = <2>; + #size-cells = <2>; + + hdmi@fde80000 { + compatible = "rockchip,rk3588-dw-hdmi-qp"; + reg = <0x0 0xfde80000 0x0 0x20000>; + clocks = <&cru PCLK_HDMITX0>, + <&cru CLK_HDMITX0_EARC>, + <&cru CLK_HDMITX0_REF>, + <&cru MCLK_I2S5_8CH_TX>, + <&cru CLK_HDMIHDP0>, + <&cru HCLK_VO1>; + clock-names = "pclk", "earc", "ref", "aud", "hdp", "hclk_vo1"; + interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH 0>, + <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH 0>, + <GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH 0>, + <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH 0>, + <GIC_SPI 360 IRQ_TYPE_LEVEL_HIGH 0>; + interrupt-names = "avp", "cec", "earc", "main", "hpd"; + phys = <&hdptxphy_hdmi0>; + phy-names = "hdmi"; + power-domains = <&power RK3588_PD_VO1>; + resets = <&cru SRST_HDMITX0_REF>, <&cru SRST_HDMIHDP0>; + reset-names = "ref", "hdp"; + rockchip,grf = <&sys_grf>; + rockchip,vo1-grf = <&vo1_grf>; + #sound-dai-cells = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + hdmi0_in_vp0: endpoint { + remote-endpoint = <&vp0_out_hdmi0>; + }; + }; + + port@1 { + reg = <1>; + + hdmi0_out_con0: endpoint { + remote-endpoint = <&hdmi_con0_in>; + }; + }; + }; + }; + }; -- 2.46.0
