17ae8b2f5SSimon Horman# SPDX-License-Identifier: GPL-2.0 27ae8b2f5SSimon Horman%YAML 1.2 37ae8b2f5SSimon Horman--- 47ae8b2f5SSimon Horman$id: http://devicetree.org/schemas/rtc/renesas,sh-rtc.yaml# 57ae8b2f5SSimon Horman$schema: http://devicetree.org/meta-schemas/core.yaml# 67ae8b2f5SSimon Horman 77ae8b2f5SSimon Hormantitle: Real Time Clock for Renesas SH and ARM SoCs 87ae8b2f5SSimon Horman 97ae8b2f5SSimon Hormanmaintainers: 107ae8b2f5SSimon Horman - Chris Brandt <chris.brandt@renesas.com> 117ae8b2f5SSimon Horman - Geert Uytterhoeven <geert+renesas@glider.be> 127ae8b2f5SSimon Horman 137ae8b2f5SSimon Hormanproperties: 147ae8b2f5SSimon Horman compatible: 157ae8b2f5SSimon Horman items: 167ae8b2f5SSimon Horman - const: renesas,r7s72100-rtc # RZ/A1H 177ae8b2f5SSimon Horman - const: renesas,sh-rtc 187ae8b2f5SSimon Horman 197ae8b2f5SSimon Horman reg: 207ae8b2f5SSimon Horman maxItems: 1 217ae8b2f5SSimon Horman 227ae8b2f5SSimon Horman interrupts: 237ae8b2f5SSimon Horman maxItems: 3 247ae8b2f5SSimon Horman 257ae8b2f5SSimon Horman interrupt-names: 267ae8b2f5SSimon Horman items: 277ae8b2f5SSimon Horman - const: alarm 287ae8b2f5SSimon Horman - const: period 297ae8b2f5SSimon Horman - const: carry 307ae8b2f5SSimon Horman 317ae8b2f5SSimon Horman clocks: 327ae8b2f5SSimon Horman # The functional clock source for the RTC controller must be listed 337ae8b2f5SSimon Horman # first (if it exists). Additionally, potential clock counting sources 347ae8b2f5SSimon Horman # are to be listed. 357ae8b2f5SSimon Horman minItems: 1 367ae8b2f5SSimon Horman maxItems: 4 377ae8b2f5SSimon Horman 387ae8b2f5SSimon Horman clock-names: 397ae8b2f5SSimon Horman # The functional clock must be labeled as "fck". Other clocks 407ae8b2f5SSimon Horman # may be named in accordance to the SoC hardware manuals. 417ae8b2f5SSimon Horman minItems: 1 427ae8b2f5SSimon Horman maxItems: 4 437ae8b2f5SSimon Horman items: 447ae8b2f5SSimon Horman enum: [ fck, rtc_x1, rtc_x3, extal ] 457ae8b2f5SSimon Horman 46*ccc5d0c9SGeert Uytterhoeven power-domains: 47*ccc5d0c9SGeert Uytterhoeven maxItems: 1 48*ccc5d0c9SGeert Uytterhoeven 497ae8b2f5SSimon Hormanrequired: 507ae8b2f5SSimon Horman - compatible 517ae8b2f5SSimon Horman - reg 527ae8b2f5SSimon Horman - interrupts 537ae8b2f5SSimon Horman - interrupt-names 547ae8b2f5SSimon Horman - clocks 557ae8b2f5SSimon Horman - clock-names 56*ccc5d0c9SGeert Uytterhoeven - power-domains 577ae8b2f5SSimon Horman 587f464532SRob HerringadditionalProperties: false 597f464532SRob Herring 607ae8b2f5SSimon Hormanexamples: 617ae8b2f5SSimon Horman - | 627ae8b2f5SSimon Horman #include <dt-bindings/clock/r7s72100-clock.h> 637ae8b2f5SSimon Horman #include <dt-bindings/interrupt-controller/arm-gic.h> 647ae8b2f5SSimon Horman #include <dt-bindings/interrupt-controller/irq.h> 657ae8b2f5SSimon Horman 667ae8b2f5SSimon Horman rtc: rtc@fcff1000 { 677ae8b2f5SSimon Horman compatible = "renesas,r7s72100-rtc", "renesas,sh-rtc"; 687ae8b2f5SSimon Horman reg = <0xfcff1000 0x2e>; 697ae8b2f5SSimon Horman interrupts = <GIC_SPI 276 IRQ_TYPE_EDGE_RISING>, 707ae8b2f5SSimon Horman <GIC_SPI 277 IRQ_TYPE_EDGE_RISING>, 717ae8b2f5SSimon Horman <GIC_SPI 278 IRQ_TYPE_EDGE_RISING>; 727ae8b2f5SSimon Horman interrupt-names = "alarm", "period", "carry"; 737ae8b2f5SSimon Horman clocks = <&mstp6_clks R7S72100_CLK_RTC>, <&rtc_x1_clk>, 747ae8b2f5SSimon Horman <&rtc_x3_clk>, <&extal_clk>; 75*ccc5d0c9SGeert Uytterhoeven power-domains = <&cpg_clocks>; 767ae8b2f5SSimon Horman clock-names = "fck", "rtc_x1", "rtc_x3", "extal"; 777ae8b2f5SSimon Horman }; 78