bindings/rtc/st%2Cstm32-rtc.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/rtc/st,stm32-rtc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Gabriel Fernandez <gabriel.fernandez@foss.st.com>
15       - st,stm32-rtc
16       - st,stm32h7-rtc
17       - st,stm32mp1-rtc
18       - st,stm32mp25-rtc
27   clock-names:
29       - const: pclk
30       - const: rtc_ck
36     $ref: /schemas/types.yaml#/definitions/phandle-array
46   assigned-clocks:
51   assigned-clock-parents:
57   "^rtc-[a-z]+-[0-9]+$":
59     $ref: /schemas/pinctrl/pinmux-node.yaml
63       - LSCO (Low Speed Clock Output) that allow to output LSE clock on a pin.
64       - Alarm out that allow to send a pulse on a pin when alarm A of the RTC
70           - lsco
71           - alarm-a
74           - out1
75           - out2
76           - out2_rmp
79   - if:
83             const: st,stm32-rtc
91         clock-names: false
94         "^rtc-[a-z]+-[0-9]+$": false
97         - st,syscfg
99   - if:
103             const: st,stm32h7-rtc
112         "^rtc-[a-z]+-[0-9]+$": false
115         - clock-names
116         - st,syscfg
118   - if:
123               - st,stm32mp1-rtc
124               - st,stm32mp25-rtc
132         assigned-clocks: false
133         assigned-clock-parents: false
136         - clock-names
139   - compatible
140   - reg
141   - clocks
142   - interrupts
147   - |
148     #include <dt-bindings/mfd/stm32f4-rcc.h>
149     #include <dt-bindings/clock/stm32fx-clock.h>
151       compatible = "st,stm32-rtc";
154       assigned-clocks = <&rcc 1 CLK_RTC>;
155       assigned-clock-parents = <&rcc 1 CLK_LSE>;
156       interrupt-parent = <&exti>;
161   - |
162     #include <dt-bindings/interrupt-controller/arm-gic.h>
163     #include <dt-bindings/clock/stm32mp1-clks.h>
165       compatible = "st,stm32mp1-rtc";
168       clock-names = "pclk", "rtc_ck";