# SPDX-License-Identifier: GPL-2.0 %YAML 1.2 --- $id: http://devicetree.org/schemas/rtc/renesas,sh-rtc.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Real Time Clock for Renesas SH and ARM SoCs maintainers: - Chris Brandt - Geert Uytterhoeven properties: compatible: items: - const: renesas,r7s72100-rtc # RZ/A1H - const: renesas,sh-rtc reg: maxItems: 1 interrupts: maxItems: 3 interrupt-names: items: - const: alarm - const: period - const: carry clocks: # The functional clock source for the RTC controller must be listed # first (if it exists). Additionally, potential clock counting sources # are to be listed. minItems: 1 maxItems: 4 clock-names: # The functional clock must be labeled as "fck". Other clocks # may be named in accordance to the SoC hardware manuals. minItems: 1 maxItems: 4 items: enum: [ fck, rtc_x1, rtc_x3, extal ] power-domains: maxItems: 1 required: - compatible - reg - interrupts - interrupt-names - clocks - clock-names - power-domains additionalProperties: false examples: - | #include #include #include rtc: rtc@fcff1000 { compatible = "renesas,r7s72100-rtc", "renesas,sh-rtc"; reg = <0xfcff1000 0x2e>; interrupts = , , ; interrupt-names = "alarm", "period", "carry"; clocks = <&mstp6_clks R7S72100_CLK_RTC>, <&rtc_x1_clk>, <&rtc_x3_clk>, <&extal_clk>; power-domains = <&cpg_clocks>; clock-names = "fck", "rtc_x1", "rtc_x3", "extal"; };