Document bindings for the Synopsys DesignWare HDMI RX Controller. Reviewed-by: Dmitry Osipenko <dmitry.osipenko@xxxxxxxxxxxxx> Signed-off-by: Shreeya Patel <shreeya.patel@xxxxxxxxxxxxx> --- .../bindings/media/snps,dw-hdmi-rx.yaml | 128 ++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml diff --git a/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml new file mode 100644 index 000000000000..a70d96b548ee --- /dev/null +++ b/Documentation/devicetree/bindings/media/snps,dw-hdmi-rx.yaml @@ -0,0 +1,128 @@ +# SPDX-License-Identifier: (GPL-3.0 OR BSD-2-Clause) +# Device Tree bindings for Synopsys DesignWare HDMI RX Controller + +--- +$id: http://devicetree.org/schemas/media/snps,dw-hdmi-rx.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Synopsys DesignWare HDMI RX Controller + +maintainers: + - Shreeya Patel <shreeya.patel@xxxxxxxxxxxxx> + +properties: + compatible: + items: + - const: rockchip,rk3588-hdmirx-ctrler + - const: snps,dw-hdmi-rx + + reg: + maxItems: 1 + + interrupts: + maxItems: 3 + + interrupt-names: + items: + - const: cec + - const: hdmi + - const: dma + + clocks: + maxItems: 7 + + clock-names: + items: + - const: aclk + - const: audio + - const: cr_para + - const: pclk + - const: ref + - const: hclk_s_hdmirx + - const: hclk_vo1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 4 + + reset-names: + items: + - const: rst_a + - const: rst_p + - const: rst_ref + - const: rst_biu + + pinctrl-names: + const: default + + memory-region: + maxItems: 1 + + hdmirx-5v-detection-gpios: + description: GPIO specifier for 5V detection. + maxItems: 1 + + rockchip,grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + The phandle of the syscon node for the GRF register. + + rockchip,vo1_grf: + $ref: /schemas/types.yaml#/definitions/phandle + description: + The phandle of the syscon node for the VO1 GRF register. + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - power-domains + - resets + - pinctrl-0 + - pinctrl-names + - hdmirx-5v-detection-gpios + +additionalProperties: 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> + hdmirx_ctrler: hdmirx-controller@fdee0000 { + compatible = "rockchip,rk3588-hdmirx-ctrler", "snps,dw-hdmi-rx"; + reg = <0x0 0xfdee0000 0x0 0x6000>; + interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH 0>, + <GIC_SPI 436 IRQ_TYPE_LEVEL_HIGH 0>, + <GIC_SPI 179 IRQ_TYPE_LEVEL_HIGH 0>; + interrupt-names = "cec", "hdmi", "dma"; + clocks = <&cru ACLK_HDMIRX>, + <&cru CLK_HDMIRX_AUD>, + <&cru CLK_CR_PARA>, + <&cru PCLK_HDMIRX>, + <&cru CLK_HDMIRX_REF>, + <&cru PCLK_S_HDMIRX>, + <&cru HCLK_VO1>; + clock-names = "aclk", + "audio", + "cr_para", + "pclk", + "ref", + "hclk_s_hdmirx", + "hclk_vo1"; + power-domains = <&power RK3588_PD_VO1>; + resets = <&cru SRST_A_HDMIRX>, <&cru SRST_P_HDMIRX>, + <&cru SRST_HDMIRX_REF>, <&cru SRST_A_HDMIRX_BIU>; + reset-names = "rst_a", "rst_p", "rst_ref", "rst_biu"; + pinctrl-0 = <&hdmim1_rx_cec &hdmim1_rx_hpdin &hdmim1_rx_scl &hdmim1_rx_sda &hdmirx_5v_detection>; + pinctrl-names = "default"; + memory-region = <&hdmirx_cma>; + hdmirx-5v-detection-gpios = <&gpio1 RK_PC6 GPIO_ACTIVE_LOW>; + }; -- 2.39.2
