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domenico
2025-06-24 14:35:53 +02:00
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target/linux/starfive/patches-6.6/0084-dt-binding-media-Add-JH7110-Camera-Subsystem.patch Normal file
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From b477a1a53553336edcfeb83be1b35817928daed8 Mon Sep 17 00:00:00 2001
From: Changhuang Liang <changhuang.liang@starfivetech.com>
Date: Mon, 5 Jun 2023 14:46:16 +0800
Subject: [PATCH 084/116] dt-binding: media: Add JH7110 Camera Subsystem.
Add the bindings documentation for Starfive JH7110 Camera Subsystem
which is used for handing image sensor data.
Signed-off-by: Changhuang Liang <changhuang.liang@starfivetech.com>
Signed-off-by: Jack Zhu <jack.zhu@starfivetech.com>
---
.../bindings/media/starfive,jh7110-camss.yaml | 228 ++++++++++++++++++
1 file changed, 228 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml
@@ -0,0 +1,228 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/starfive,jh7110-camss.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Starfive SoC CAMSS ISP
+
+maintainers:
+ - Jack Zhu <jack.zhu@starfivetech.com>
+ - Changhuang Liang <changhuang.liang@starfivetech.com>
+
+description:
+ The Starfive CAMSS ISP is a Camera interface for Starfive JH7110 SoC. It
+ consists of a VIN controller (Video In Controller, a top-level control unit)
+ and an ISP.
+
+properties:
+ compatible:
+ const: starfive,jh7110-vin
+
+ reg:
+ maxItems: 8
+
+ reg-names:
+ items:
+ - const: csi2rx
+ - const: vclk
+ - const: vrst
+ - const: sctrl
+ - const: isp
+ - const: trst
+ - const: pmu
+ - const: syscrg
+
+ clocks:
+ maxItems: 16
+
+ clock-names:
+ items:
+ - const: clk_apb_func
+ - const: clk_pclk
+ - const: clk_sys_clk
+ - const: clk_wrapper_clk_c
+ - const: clk_dvp_inv
+ - const: clk_axiwr
+ - const: clk_mipi_rx0_pxl
+ - const: clk_pixel_clk_if0
+ - const: clk_pixel_clk_if1
+ - const: clk_pixel_clk_if2
+ - const: clk_pixel_clk_if3
+ - const: clk_m31dphy_cfgclk_in
+ - const: clk_m31dphy_refclk_in
+ - const: clk_m31dphy_txclkesc_lan0
+ - const: clk_ispcore_2x
+ - const: clk_isp_axi
+
+ resets:
+ maxItems: 14
+
+ reset-names:
+ items:
+ - const: rst_wrapper_p
+ - const: rst_wrapper_c
+ - const: rst_pclk
+ - const: rst_sys_clk
+ - const: rst_axird
+ - const: rst_axiwr
+ - const: rst_pixel_clk_if0
+ - const: rst_pixel_clk_if1
+ - const: rst_pixel_clk_if2
+ - const: rst_pixel_clk_if3
+ - const: rst_m31dphy_hw
+ - const: rst_m31dphy_b09_always_on
+ - const: rst_isp_top_n
+ - const: rst_isp_top_axi
+
+ power-domains:
+ items:
+ - description: JH7110 ISP Power Domain Switch Controller.
+
+ interrupts:
+ maxItems: 5
+
+ ports:
+ $ref: /schemas/graph.yaml#/properties/ports
+
+ properties:
+ port@0:
+ $ref: /schemas/graph.yaml#/$defs/port-base
+ unevaluatedProperties: false
+ description: Input port for receiving DVP data.
+
+ properties:
+ endpoint:
+ $ref: video-interfaces.yaml#
+ unevaluatedProperties: false
+
+ properties:
+ bus-type:
+ enum: [5, 6]
+
+ bus-width:
+ enum: [8, 10, 12]
+
+ data-shift:
+ enum: [0, 2]
+ default: 0
+
+ hsync-active:
+ enum: [0, 1]
+ default: 1
+
+ vsync-active:
+ enum: [0, 1]
+ default: 1
+
+ required:
+ - bus-type
+ - bus-width
+
+ port@1:
+ $ref: /schemas/graph.yaml#/properties/port
+ description: Input port for receiving CSI data.
+
+ required:
+ - port@0
+ - port@1
+
+required:
+ - compatible
+ - reg
+ - reg-names
+ - clocks
+ - clock-names
+ - resets
+ - reset-names
+ - power-domains
+ - interrupts
+ - ports
+
+additionalProperties: false
+
+examples:
+ - |
+ vin_sysctl: vin_sysctl@19800000 {
+ compatible = "starfive,jh7110-vin";
+ reg = <0x0 0x19800000 0x0 0x10000>,
+ <0x0 0x19810000 0x0 0x10000>,
+ <0x0 0x19820000 0x0 0x10000>,
+ <0x0 0x19840000 0x0 0x10000>,
+ <0x0 0x19870000 0x0 0x30000>,
+ <0x0 0x11840000 0x0 0x10000>,
+ <0x0 0x17030000 0x0 0x10000>,
+ <0x0 0x13020000 0x0 0x10000>;
+ reg-names = "csi2rx", "vclk", "vrst", "sctrl",
+ "isp", "trst", "pmu", "syscrg";
+ clocks = <&clkisp JH7110_DOM4_APB_FUNC>,
+ <&clkisp JH7110_U0_VIN_PCLK>,
+ <&clkisp JH7110_U0_VIN_SYS_CLK>,
+ <&clkisp JH7110_U0_ISPV2_TOP_WRAPPER_CLK_C>,
+ <&clkisp JH7110_DVP_INV>,
+ <&clkisp JH7110_U0_VIN_CLK_P_AXIWR>,
+ <&clkisp JH7110_MIPI_RX0_PXL>,
+ <&clkisp JH7110_U0_VIN_PIXEL_CLK_IF0>,
+ <&clkisp JH7110_U0_VIN_PIXEL_CLK_IF1>,
+ <&clkisp JH7110_U0_VIN_PIXEL_CLK_IF2>,
+ <&clkisp JH7110_U0_VIN_PIXEL_CLK_IF3>,
+ <&clkisp JH7110_U0_M31DPHY_CFGCLK_IN>,
+ <&clkisp JH7110_U0_M31DPHY_REFCLK_IN>,
+ <&clkisp JH7110_U0_M31DPHY_TXCLKESC_LAN0>,
+ <&clkgen JH7110_ISP_TOP_CLK_ISPCORE_2X>,
+ <&clkgen JH7110_ISP_TOP_CLK_ISP_AXI>;
+ clock-names = "clk_apb_func", "clk_pclk", "clk_sys_clk",
+ "clk_wrapper_clk_c", "clk_dvp_inv", "clk_axiwr",
+ "clk_mipi_rx0_pxl", "clk_pixel_clk_if0",
+ "clk_pixel_clk_if1", "clk_pixel_clk_if2",
+ "clk_pixel_clk_if3", "clk_m31dphy_cfgclk_in",
+ "clk_m31dphy_refclk_in", "clk_m31dphy_txclkesc_lan0",
+ "clk_ispcore_2x", "clk_isp_axi";
+ resets = <&rstgen RSTN_U0_ISPV2_TOP_WRAPPER_P>,
+ <&rstgen RSTN_U0_ISPV2_TOP_WRAPPER_C>,
+ <&rstgen RSTN_U0_VIN_N_PCLK>,
+ <&rstgen RSTN_U0_VIN_N_SYS_CLK>,
+ <&rstgen RSTN_U0_VIN_P_AXIRD>,
+ <&rstgen RSTN_U0_VIN_P_AXIWR>,
+ <&rstgen RSTN_U0_VIN_N_PIXEL_CLK_IF0>,
+ <&rstgen RSTN_U0_VIN_N_PIXEL_CLK_IF1>,
+ <&rstgen RSTN_U0_VIN_N_PIXEL_CLK_IF2>,
+ <&rstgen RSTN_U0_VIN_N_PIXEL_CLK_IF3>,
+ <&rstgen RSTN_U0_M31DPHY_HW>,
+ <&rstgen RSTN_U0_M31DPHY_B09_ALWAYS_ON>,
+ <&rstgen RSTN_U0_DOM_ISP_TOP_N>,
+ <&rstgen RSTN_U0_DOM_ISP_TOP_AXI>;
+ reset-names = "rst_wrapper_p", "rst_wrapper_c", "rst_pclk",
+ "rst_sys_clk", "rst_axird", "rst_axiwr", "rst_pixel_clk_if0",
+ "rst_pixel_clk_if1", "rst_pixel_clk_if2", "rst_pixel_clk_if3",
+ "rst_m31dphy_hw", "rst_m31dphy_b09_always_on",
+ "rst_isp_top_n", "rst_isp_top_axi";
+ starfive,aon-syscon = <&aon_syscon 0x00>;
+ power-domains = <&pwrc JH7110_PD_ISP>;
+ /* irq nr: vin, isp, isp_csi, isp_scd, isp_csiline */
+ interrupts = <92>, <87>, <88>, <89>, <90>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port@0 {
+ reg = <0>;
+ vin_from_sc2235: endpoint {
+ remote-endpoint = <&sc2235_to_vin>;
+ bus-type = <5>;
+ bus-width = <8>;
+ data-shift = <2>;
+ hsync-active = <1>;
+ vsync-active = <0>;
+ pclk-sample = <1>;
+ };
+ };
+
+ port@1 {
+ reg = <1>;
+ vin_from_csi2rx: endpoint {
+ remote-endpoint = <&csi2rx_to_vin>;
+ };
+ };
+ };
+ };