1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/clock/st,stm32mp25-rcc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: STM32MP25 Reset Clock Controller
8
9 maintainers:
10 - Gabriel Fernandez <gabriel.fernandez@foss.st.com>
11
12 description: |
13 The RCC hardware block is both a reset and a clock controller.
14 RCC makes also power management (resume/supend).
15
16 See also::
17 include/dt-bindings/clock/st,stm32mp25-rcc.h
18 include/dt-bindings/reset/st,stm32mp25-rcc.h
19
20 properties:
21 compatible:
22 enum:
23 - st,stm32mp25-rcc
24
25 reg:
26 maxItems: 1
27
28 '#clock-cells':
29 const: 1
30
31 '#reset-cells':
32 const: 1
33
34 clocks:
35 items:
36 - description: CK_SCMI_HSE High Speed External oscillator (8 to 48 MHz)
37 - description: CK_SCMI_HSI High Speed Internal oscillator (~ 64 MHz)
38 - description: CK_SCMI_MSI Low Power Internal oscillator (~ 4 MHz or ~ 16 MHz)
39 - description: CK_SCMI_LSE Low Speed External oscillator (32 KHz)
40 - description: CK_SCMI_LSI Low Speed Internal oscillator (~ 32 KHz)
41 - description: CK_SCMI_HSE_DIV2 CK_SCMI_HSE divided by 2 (coud be gated)
42 - description: CK_SCMI_ICN_HS_MCU High Speed interconnect bus clock
43 - description: CK_SCMI_ICN_LS_MCU Low Speed interconnect bus clock
44 - description: CK_SCMI_ICN_SDMMC SDMMC interconnect bus clock
45 - description: CK_SCMI_ICN_DDR DDR interconnect bus clock
46 - description: CK_SCMI_ICN_DISPLAY Display interconnect bus clock
47 - description: CK_SCMI_ICN_HSL HSL interconnect bus clock
48 - description: CK_SCMI_ICN_NIC NIC interconnect bus clock
49 - description: CK_SCMI_ICN_VID Video interconnect bus clock
50 - description: CK_SCMI_FLEXGEN_07 flexgen clock 7
51 - description: CK_SCMI_FLEXGEN_08 flexgen clock 8
52 - description: CK_SCMI_FLEXGEN_09 flexgen clock 9
53 - description: CK_SCMI_FLEXGEN_10 flexgen clock 10
54 - description: CK_SCMI_FLEXGEN_11 flexgen clock 11
55 - description: CK_SCMI_FLEXGEN_12 flexgen clock 12
56 - description: CK_SCMI_FLEXGEN_13 flexgen clock 13
57 - description: CK_SCMI_FLEXGEN_14 flexgen clock 14
58 - description: CK_SCMI_FLEXGEN_15 flexgen clock 15
59 - description: CK_SCMI_FLEXGEN_16 flexgen clock 16
60 - description: CK_SCMI_FLEXGEN_17 flexgen clock 17
61 - description: CK_SCMI_FLEXGEN_18 flexgen clock 18
62 - description: CK_SCMI_FLEXGEN_19 flexgen clock 19
63 - description: CK_SCMI_FLEXGEN_20 flexgen clock 20
64 - description: CK_SCMI_FLEXGEN_21 flexgen clock 21
65 - description: CK_SCMI_FLEXGEN_22 flexgen clock 22
66 - description: CK_SCMI_FLEXGEN_23 flexgen clock 23
67 - description: CK_SCMI_FLEXGEN_24 flexgen clock 24
68 - description: CK_SCMI_FLEXGEN_25 flexgen clock 25
69 - description: CK_SCMI_FLEXGEN_26 flexgen clock 26
70 - description: CK_SCMI_FLEXGEN_27 flexgen clock 27
71 - description: CK_SCMI_FLEXGEN_28 flexgen clock 28
72 - description: CK_SCMI_FLEXGEN_29 flexgen clock 29
73 - description: CK_SCMI_FLEXGEN_30 flexgen clock 30
74 - description: CK_SCMI_FLEXGEN_31 flexgen clock 31
75 - description: CK_SCMI_FLEXGEN_32 flexgen clock 32
76 - description: CK_SCMI_FLEXGEN_33 flexgen clock 33
77 - description: CK_SCMI_FLEXGEN_34 flexgen clock 34
78 - description: CK_SCMI_FLEXGEN_35 flexgen clock 35
79 - description: CK_SCMI_FLEXGEN_36 flexgen clock 36
80 - description: CK_SCMI_FLEXGEN_37 flexgen clock 37
81 - description: CK_SCMI_FLEXGEN_38 flexgen clock 38
82 - description: CK_SCMI_FLEXGEN_39 flexgen clock 39
83 - description: CK_SCMI_FLEXGEN_40 flexgen clock 40
84 - description: CK_SCMI_FLEXGEN_41 flexgen clock 41
85 - description: CK_SCMI_FLEXGEN_42 flexgen clock 42
86 - description: CK_SCMI_FLEXGEN_43 flexgen clock 43
87 - description: CK_SCMI_FLEXGEN_44 flexgen clock 44
88 - description: CK_SCMI_FLEXGEN_45 flexgen clock 45
89 - description: CK_SCMI_FLEXGEN_46 flexgen clock 46
90 - description: CK_SCMI_FLEXGEN_47 flexgen clock 47
91 - description: CK_SCMI_FLEXGEN_48 flexgen clock 48
92 - description: CK_SCMI_FLEXGEN_49 flexgen clock 49
93 - description: CK_SCMI_FLEXGEN_50 flexgen clock 50
94 - description: CK_SCMI_FLEXGEN_51 flexgen clock 51
95 - description: CK_SCMI_FLEXGEN_52 flexgen clock 52
96 - description: CK_SCMI_FLEXGEN_53 flexgen clock 53
97 - description: CK_SCMI_FLEXGEN_54 flexgen clock 54
98 - description: CK_SCMI_FLEXGEN_55 flexgen clock 55
99 - description: CK_SCMI_FLEXGEN_56 flexgen clock 56
100 - description: CK_SCMI_FLEXGEN_57 flexgen clock 57
101 - description: CK_SCMI_FLEXGEN_58 flexgen clock 58
102 - description: CK_SCMI_FLEXGEN_59 flexgen clock 59
103 - description: CK_SCMI_FLEXGEN_60 flexgen clock 60
104 - description: CK_SCMI_FLEXGEN_61 flexgen clock 61
105 - description: CK_SCMI_FLEXGEN_62 flexgen clock 62
106 - description: CK_SCMI_FLEXGEN_63 flexgen clock 63
107 - description: CK_SCMI_ICN_APB1 Peripheral bridge 1
108 - description: CK_SCMI_ICN_APB2 Peripheral bridge 2
109 - description: CK_SCMI_ICN_APB3 Peripheral bridge 3
110 - description: CK_SCMI_ICN_APB4 Peripheral bridge 4
111 - description: CK_SCMI_ICN_APBDBG Peripheral bridge for degub
112 - description: CK_SCMI_TIMG1 Peripheral bridge for timer1
113 - description: CK_SCMI_TIMG2 Peripheral bridge for timer2
114 - description: CK_SCMI_PLL3 PLL3 clock
115 - description: clk_dsi_txbyte DSI byte clock
116
117 access-controllers:
118 minItems: 1
119 maxItems: 2
120
121 required:
122 - compatible
123 - reg
124 - '#clock-cells'
125 - '#reset-cells'
126 - clocks
127
128 additionalProperties: false
129
130 examples:
131 - |
132 #include <dt-bindings/clock/st,stm32mp25-rcc.h>
133
134 rcc: clock-controller@44200000 {
135 compatible = "st,stm32mp25-rcc";
136 reg = <0x44200000 0x10000>;
137 #clock-cells = <1>;
138 #reset-cells = <1>;
139 clocks = <&scmi_clk CK_SCMI_HSE>,
140 <&scmi_clk CK_SCMI_HSI>,
141 <&scmi_clk CK_SCMI_MSI>,
142 <&scmi_clk CK_SCMI_LSE>,
143 <&scmi_clk CK_SCMI_LSI>,
144 <&scmi_clk CK_SCMI_HSE_DIV2>,
145 <&scmi_clk CK_SCMI_ICN_HS_MCU>,
146 <&scmi_clk CK_SCMI_ICN_LS_MCU>,
147 <&scmi_clk CK_SCMI_ICN_SDMMC>,
148 <&scmi_clk CK_SCMI_ICN_DDR>,
149 <&scmi_clk CK_SCMI_ICN_DISPLAY>,
150 <&scmi_clk CK_SCMI_ICN_HSL>,
151 <&scmi_clk CK_SCMI_ICN_NIC>,
152 <&scmi_clk CK_SCMI_ICN_VID>,
153 <&scmi_clk CK_SCMI_FLEXGEN_07>,
154 <&scmi_clk CK_SCMI_FLEXGEN_08>,
155 <&scmi_clk CK_SCMI_FLEXGEN_09>,
156 <&scmi_clk CK_SCMI_FLEXGEN_10>,
157 <&scmi_clk CK_SCMI_FLEXGEN_11>,
158 <&scmi_clk CK_SCMI_FLEXGEN_12>,
159 <&scmi_clk CK_SCMI_FLEXGEN_13>,
160 <&scmi_clk CK_SCMI_FLEXGEN_14>,
161 <&scmi_clk CK_SCMI_FLEXGEN_15>,
162 <&scmi_clk CK_SCMI_FLEXGEN_16>,
163 <&scmi_clk CK_SCMI_FLEXGEN_17>,
164 <&scmi_clk CK_SCMI_FLEXGEN_18>,
165 <&scmi_clk CK_SCMI_FLEXGEN_19>,
166 <&scmi_clk CK_SCMI_FLEXGEN_20>,
167 <&scmi_clk CK_SCMI_FLEXGEN_21>,
168 <&scmi_clk CK_SCMI_FLEXGEN_22>,
169 <&scmi_clk CK_SCMI_FLEXGEN_23>,
170 <&scmi_clk CK_SCMI_FLEXGEN_24>,
171 <&scmi_clk CK_SCMI_FLEXGEN_25>,
172 <&scmi_clk CK_SCMI_FLEXGEN_26>,
173 <&scmi_clk CK_SCMI_FLEXGEN_27>,
174 <&scmi_clk CK_SCMI_FLEXGEN_28>,
175 <&scmi_clk CK_SCMI_FLEXGEN_29>,
176 <&scmi_clk CK_SCMI_FLEXGEN_30>,
177 <&scmi_clk CK_SCMI_FLEXGEN_31>,
178 <&scmi_clk CK_SCMI_FLEXGEN_32>,
179 <&scmi_clk CK_SCMI_FLEXGEN_33>,
180 <&scmi_clk CK_SCMI_FLEXGEN_34>,
181 <&scmi_clk CK_SCMI_FLEXGEN_35>,
182 <&scmi_clk CK_SCMI_FLEXGEN_36>,
183 <&scmi_clk CK_SCMI_FLEXGEN_37>,
184 <&scmi_clk CK_SCMI_FLEXGEN_38>,
185 <&scmi_clk CK_SCMI_FLEXGEN_39>,
186 <&scmi_clk CK_SCMI_FLEXGEN_40>,
187 <&scmi_clk CK_SCMI_FLEXGEN_41>,
188 <&scmi_clk CK_SCMI_FLEXGEN_42>,
189 <&scmi_clk CK_SCMI_FLEXGEN_43>,
190 <&scmi_clk CK_SCMI_FLEXGEN_44>,
191 <&scmi_clk CK_SCMI_FLEXGEN_45>,
192 <&scmi_clk CK_SCMI_FLEXGEN_46>,
193 <&scmi_clk CK_SCMI_FLEXGEN_47>,
194 <&scmi_clk CK_SCMI_FLEXGEN_48>,
195 <&scmi_clk CK_SCMI_FLEXGEN_49>,
196 <&scmi_clk CK_SCMI_FLEXGEN_50>,
197 <&scmi_clk CK_SCMI_FLEXGEN_51>,
198 <&scmi_clk CK_SCMI_FLEXGEN_52>,
199 <&scmi_clk CK_SCMI_FLEXGEN_53>,
200 <&scmi_clk CK_SCMI_FLEXGEN_54>,
201 <&scmi_clk CK_SCMI_FLEXGEN_55>,
202 <&scmi_clk CK_SCMI_FLEXGEN_56>,
203 <&scmi_clk CK_SCMI_FLEXGEN_57>,
204 <&scmi_clk CK_SCMI_FLEXGEN_58>,
205 <&scmi_clk CK_SCMI_FLEXGEN_59>,
206 <&scmi_clk CK_SCMI_FLEXGEN_60>,
207 <&scmi_clk CK_SCMI_FLEXGEN_61>,
208 <&scmi_clk CK_SCMI_FLEXGEN_62>,
209 <&scmi_clk CK_SCMI_FLEXGEN_63>,
210 <&scmi_clk CK_SCMI_ICN_APB1>,
211 <&scmi_clk CK_SCMI_ICN_APB2>,
212 <&scmi_clk CK_SCMI_ICN_APB3>,
213 <&scmi_clk CK_SCMI_ICN_APB4>,
214 <&scmi_clk CK_SCMI_ICN_APBDBG>,
215 <&scmi_clk CK_SCMI_TIMG1>,
216 <&scmi_clk CK_SCMI_TIMG2>,
217 <&scmi_clk CK_SCMI_PLL3>,
218 <&clk_dsi_txbyte>;
219 };
220 ...
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.