xref: /linux/Documentation/devicetree/bindings/soc/imx/fsl,imx8mp-media-blk-ctrl.yaml (revision 50282fd57bcd3525c9d81eef58df8718e4337c6d)
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/soc/imx/fsl,imx8mp-media-blk-ctrl.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: NXP i.MX8MP Media Block Control
8
9maintainers:
10  - Paul Elder <paul.elder@ideasonboard.com>
11
12description:
13  The i.MX8MP Media Block Control (MEDIA BLK_CTRL) is a top-level peripheral
14  providing access to the NoC and ensuring proper power sequencing of the
15  peripherals within the MEDIAMIX domain.
16
17properties:
18  compatible:
19    items:
20      - const: fsl,imx8mp-media-blk-ctrl
21      - const: syscon
22
23  reg:
24    maxItems: 1
25
26  '#address-cells':
27    const: 1
28
29  '#size-cells':
30    const: 1
31
32  '#power-domain-cells':
33    const: 1
34
35  power-domains:
36    maxItems: 10
37
38  power-domain-names:
39    items:
40      - const: bus
41      - const: mipi-dsi1
42      - const: mipi-csi1
43      - const: lcdif1
44      - const: isi
45      - const: mipi-csi2
46      - const: lcdif2
47      - const: isp
48      - const: dwe
49      - const: mipi-dsi2
50
51  clocks:
52    items:
53      - description: The APB clock
54      - description: The AXI clock
55      - description: The pixel clock for the first CSI2 receiver (aclk)
56      - description: The pixel clock for the second CSI2 receiver (aclk)
57      - description: The pixel clock for the first LCDIF (pix_clk)
58      - description: The pixel clock for the second LCDIF (pix_clk)
59      - description: The core clock for the ISP (clk)
60      - description: The MIPI-PHY reference clock used by DSI
61
62  clock-names:
63    items:
64      - const: apb
65      - const: axi
66      - const: cam1
67      - const: cam2
68      - const: disp1
69      - const: disp2
70      - const: isp
71      - const: phy
72
73  interconnects:
74    maxItems: 8
75
76  interconnect-names:
77    items:
78      - const: lcdif-rd
79      - const: lcdif-wr
80      - const: isi0
81      - const: isi1
82      - const: isi2
83      - const: isp0
84      - const: isp1
85      - const: dwe
86
87  bridge@5c:
88    type: object
89    $ref: /schemas/display/bridge/fsl,ldb.yaml#
90    unevaluatedProperties: false
91
92required:
93  - compatible
94  - reg
95  - '#address-cells'
96  - '#size-cells'
97  - '#power-domain-cells'
98  - power-domains
99  - power-domain-names
100  - clocks
101  - clock-names
102
103additionalProperties: false
104
105examples:
106  - |
107    #include <dt-bindings/clock/imx8mp-clock.h>
108    #include <dt-bindings/power/imx8mp-power.h>
109
110    blk-ctrl@32ec0000 {
111        compatible = "fsl,imx8mp-media-blk-ctrl", "syscon";
112        reg = <0x32ec0000 0x138>;
113        power-domains = <&mediamix_pd>, <&mipi_phy1_pd>, <&mipi_phy1_pd>,
114                        <&mediamix_pd>, <&mediamix_pd>, <&mipi_phy2_pd>,
115                        <&mediamix_pd>, <&ispdwp_pd>, <&ispdwp_pd>,
116                        <&mipi_phy2_pd>;
117        power-domain-names = "bus", "mipi-dsi1", "mipi-csi1", "lcdif1", "isi",
118                             "mipi-csi2", "lcdif2", "isp", "dwe", "mipi-dsi2";
119        clocks = <&clk IMX8MP_CLK_MEDIA_APB_ROOT>,
120                 <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>,
121                 <&clk IMX8MP_CLK_MEDIA_CAM1_PIX_ROOT>,
122                 <&clk IMX8MP_CLK_MEDIA_CAM2_PIX_ROOT>,
123                 <&clk IMX8MP_CLK_MEDIA_DISP1_PIX_ROOT>,
124                 <&clk IMX8MP_CLK_MEDIA_DISP2_PIX_ROOT>,
125                 <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>,
126                 <&clk IMX8MP_CLK_MEDIA_MIPI_PHY1_REF_ROOT>;
127        clock-names = "apb", "axi", "cam1", "cam2", "disp1", "disp2",
128                      "isp", "phy";
129        #power-domain-cells = <1>;
130        #address-cells = <1>;
131        #size-cells = <1>;
132
133        bridge@5c {
134            compatible = "fsl,imx8mp-ldb";
135            reg = <0x5c 0x4>, <0x128 0x4>;
136            reg-names = "ldb", "lvds";
137            clocks = <&clk IMX8MP_CLK_MEDIA_LDB>;
138            clock-names = "ldb";
139
140            ports {
141                #address-cells = <1>;
142                #size-cells = <0>;
143
144                port@0 {
145                    reg = <0>;
146
147                    ldb_from_lcdif2: endpoint {
148                        remote-endpoint = <&lcdif2_to_ldb>;
149                    };
150                };
151
152                port@1 {
153                    reg = <1>;
154
155                    ldb_lvds_ch0: endpoint {
156                        remote-endpoint = <&ldb_to_lvdsx4panel>;
157                    };
158                };
159
160                port@2 {
161                    reg = <2>;
162
163                    ldb_lvds_ch1: endpoint {
164                    };
165                };
166            };
167        };
168    };
169...
170