1 # SPDX-License-Identifier: (GPL-2.0-only OR BS 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/serial/rene 4 $id: http://devicetree.org/schemas/serial/renesas,em-uart.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Renesas EMMA Mobile UART Interface 7 title: Renesas EMMA Mobile UART Interface
8 8
9 maintainers: 9 maintainers:
10 - Magnus Damm <magnus.damm@gmail.com> 10 - Magnus Damm <magnus.damm@gmail.com>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 oneOf: 14 oneOf:
15 - items: 15 - items:
16 - enum: 16 - enum:
17 - renesas,r9a09g011-uart # RZ 17 - renesas,r9a09g011-uart # RZ/V2M
18 - const: renesas,em-uart # ge 18 - const: renesas,em-uart # generic EMMA Mobile compatible UART
19 19
20 - items: 20 - items:
21 - const: renesas,em-uart # ge 21 - const: renesas,em-uart # generic EMMA Mobile compatible UART
22 22
23 reg: 23 reg:
24 maxItems: 1 24 maxItems: 1
25 25
26 interrupts: 26 interrupts:
27 maxItems: 1 27 maxItems: 1
28 28
29 clocks: 29 clocks:
30 minItems: 1 30 minItems: 1
31 items: 31 items:
32 - description: UART functional clock 32 - description: UART functional clock
33 - description: Internal clock to access 33 - description: Internal clock to access the registers
34 34
35 clock-names: 35 clock-names:
36 minItems: 1 36 minItems: 1
37 items: 37 items:
38 - const: sclk 38 - const: sclk
39 - const: pclk 39 - const: pclk
40 40
41 required: 41 required:
42 - compatible 42 - compatible
43 - reg 43 - reg
44 - interrupts 44 - interrupts
45 - clocks 45 - clocks
46 - clock-names 46 - clock-names
47 47
48 allOf: 48 allOf:
49 - $ref: serial.yaml# 49 - $ref: serial.yaml#
50 50
51 - if: 51 - if:
52 properties: 52 properties:
53 compatible: 53 compatible:
54 contains: 54 contains:
55 const: renesas,r9a09g011-uart 55 const: renesas,r9a09g011-uart
56 then: 56 then:
57 properties: 57 properties:
58 clocks: 58 clocks:
59 minItems: 2 59 minItems: 2
60 clock-names: 60 clock-names:
61 minItems: 2 61 minItems: 2
62 62
63 unevaluatedProperties: false 63 unevaluatedProperties: false
64 64
65 examples: 65 examples:
66 - | 66 - |
67 #include <dt-bindings/interrupt-controller 67 #include <dt-bindings/interrupt-controller/arm-gic.h>
68 uart0: serial@e1020000 { 68 uart0: serial@e1020000 {
69 compatible = "renesas,em-uart"; 69 compatible = "renesas,em-uart";
70 reg = <0xe1020000 0x38>; 70 reg = <0xe1020000 0x38>;
71 interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL 71 interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
72 clocks = <&usia_u0_sclk>; 72 clocks = <&usia_u0_sclk>;
73 clock-names = "sclk"; 73 clock-names = "sclk";
74 }; 74 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.