Merge tag 'Smack-for-5.11-io_uring-fix' of git://github.com/cschaufler/smack-next
[linux-2.6-microblaze.git] / Documentation / devicetree / bindings / display / ti / ti,am65x-dss.yaml
1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # Copyright 2019 Texas Instruments Incorporated
3 %YAML 1.2
4 ---
5 $id: "http://devicetree.org/schemas/display/ti/ti,am65x-dss.yaml#"
6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
7
8 title: Texas Instruments AM65x Display Subsystem
9
10 maintainers:
11   - Jyri Sarha <jsarha@ti.com>
12   - Tomi Valkeinen <tomi.valkeinen@ti.com>
13
14 description: |
15   The AM65x TI Keystone Display SubSystem with two output ports and
16   two video planes. The first video port supports OLDI and the second
17   supports DPI format. The fist plane is full video plane with all
18   features and the second is a "lite plane" without scaling support.
19
20 properties:
21   compatible:
22     const: ti,am65x-dss
23
24   reg:
25     description:
26       Addresses to each DSS memory region described in the SoC's TRM.
27     items:
28       - description: common DSS register area
29       - description: VIDL1 light video plane
30       - description: VID video plane
31       - description: OVR1 overlay manager for vp1
32       - description: OVR2 overlay manager for vp2
33       - description: VP1 video port 1
34       - description: VP2 video port 2
35
36   reg-names:
37     items:
38       - const: common
39       - const: vidl1
40       - const: vid
41       - const: ovr1
42       - const: ovr2
43       - const: vp1
44       - const: vp2
45
46   clocks:
47     items:
48       - description: fck DSS functional clock
49       - description: vp1 Video Port 1 pixel clock
50       - description: vp2 Video Port 2 pixel clock
51
52   clock-names:
53     items:
54       - const: fck
55       - const: vp1
56       - const: vp2
57
58   assigned-clocks:
59     minItems: 1
60     maxItems: 3
61
62   assigned-clock-parents:
63     minItems: 1
64     maxItems: 3
65
66   interrupts:
67     maxItems: 1
68
69   power-domains:
70     maxItems: 1
71     description: phandle to the associated power domain
72
73   dma-coherent:
74     type: boolean
75
76   ports:
77     type: object
78     description:
79       Ports as described in Documentation/devicetree/bindings/graph.txt
80     properties:
81       "#address-cells":
82         const: 1
83
84       "#size-cells":
85         const: 0
86
87       port@0:
88         type: object
89         description:
90           The DSS OLDI output port node form video port 1
91
92       port@1:
93         type: object
94         description:
95           The DSS DPI output port node from video port 2
96
97     required:
98       - "#address-cells"
99       - "#size-cells"
100
101   ti,am65x-oldi-io-ctrl:
102     $ref: "/schemas/types.yaml#/definitions/phandle-array"
103     maxItems: 1
104     description:
105       phandle to syscon device node mapping OLDI IO_CTRL registers.
106       The mapped range should point to OLDI_DAT0_IO_CTRL, map it and
107       following OLDI_DAT1_IO_CTRL, OLDI_DAT2_IO_CTRL, OLDI_DAT3_IO_CTRL,
108       and OLDI_CLK_IO_CTRL registers. This property is needed for OLDI
109       interface to work.
110
111   max-memory-bandwidth:
112     $ref: /schemas/types.yaml#/definitions/uint32
113     description:
114       Input memory (from main memory to dispc) bandwidth limit in
115       bytes per second
116
117 required:
118   - compatible
119   - reg
120   - reg-names
121   - clocks
122   - clock-names
123   - interrupts
124   - ports
125
126 additionalProperties: false
127
128 examples:
129   - |
130     #include <dt-bindings/interrupt-controller/arm-gic.h>
131     #include <dt-bindings/interrupt-controller/irq.h>
132     #include <dt-bindings/soc/ti,sci_pm_domain.h>
133
134     dss: dss@4a00000 {
135             compatible = "ti,am65x-dss";
136             reg =   <0x04a00000 0x1000>, /* common */
137                     <0x04a02000 0x1000>, /* vidl1 */
138                     <0x04a06000 0x1000>, /* vid */
139                     <0x04a07000 0x1000>, /* ovr1 */
140                     <0x04a08000 0x1000>, /* ovr2 */
141                     <0x04a0a000 0x1000>, /* vp1 */
142                     <0x04a0b000 0x1000>; /* vp2 */
143             reg-names = "common", "vidl1", "vid",
144                     "ovr1", "ovr2", "vp1", "vp2";
145             ti,am65x-oldi-io-ctrl = <&dss_oldi_io_ctrl>;
146             power-domains = <&k3_pds 67 TI_SCI_PD_EXCLUSIVE>;
147             clocks =        <&k3_clks 67 1>,
148                             <&k3_clks 216 1>,
149                             <&k3_clks 67 2>;
150             clock-names = "fck", "vp1", "vp2";
151             interrupts = <GIC_SPI 166 IRQ_TYPE_EDGE_RISING>;
152             ports {
153                     #address-cells = <1>;
154                     #size-cells = <0>;
155                     port@0 {
156                             reg = <0>;
157                             oldi_out0: endpoint {
158                                     remote-endpoint = <&lcd_in0>;
159                             };
160                     };
161             };
162     };