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authorLinus Torvalds <torvalds@linux-foundation.org>2022-06-02 00:48:13 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2022-06-02 00:48:13 +0300
commit54eb8462f21fb170a05ad64620f0d8d0cf2b7fb5 (patch)
tree54ad8c325ec250213e134fa613245025747a56dd /Documentation
parent55fe92179058406fe00bff2167c94443a7b2e07a (diff)
parentf78e3d407a339ffdd2620140300f821ea41118f4 (diff)
downloadlinux-54eb8462f21fb170a05ad64620f0d8d0cf2b7fb5.tar.xz
Merge tag 'rtc-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux
Pull RTC updates from Alexandre Belloni: "A new driver represents the bulk of the changes and then we get the usual small fixes. New driver: - Renesas RZN1 rtc Drivers: - sun6i: Add nvmem support" * tag 'rtc-5.19' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: rtc: mxc: Silence a clang warning rtc: rzn1: Fix a variable type rtc: rzn1: Fix error code in probe rtc: rzn1: Avoid mixing variables rtc: ftrtc010: Fix error handling in ftrtc010_rtc_probe rtc: mt6397: check return value after calling platform_get_resource() rtc: rzn1: fix platform_no_drv_owner.cocci warning rtc: gamecube: Add missing iounmap in gamecube_rtc_read_offset_from_sram rtc: meson: Fix email address in MODULE_AUTHOR rtc: simplify the return expression of rx8025_set_offset() rtc: pcf85063: Add a compatible entry for pca85073a dt-binding: pcf85063: Add an entry for pca85073a MAINTAINERS: Add myself as maintainer of the RZN1 RTC driver rtc: rzn1: Add oscillator offset support rtc: rzn1: Add alarm support rtc: rzn1: Add new RTC driver dt-bindings: rtc: rzn1: Describe the RZN1 RTC rtc: sun6i: Add NVMEM provider
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/rtc/nxp,pcf85063.txt1
-rw-r--r--Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml70
2 files changed, 71 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/rtc/nxp,pcf85063.txt b/Documentation/devicetree/bindings/rtc/nxp,pcf85063.txt
index 6439682c9319..217b7cd06c11 100644
--- a/Documentation/devicetree/bindings/rtc/nxp,pcf85063.txt
+++ b/Documentation/devicetree/bindings/rtc/nxp,pcf85063.txt
@@ -2,6 +2,7 @@
Required properties:
- compatible: Should one of contain:
+ "nxp,pca85073a",
"nxp,pcf85063",
"nxp,pcf85063a",
"nxp,pcf85063tp",
diff --git a/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml b/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml
new file mode 100644
index 000000000000..2d4741f51663
--- /dev/null
+++ b/Documentation/devicetree/bindings/rtc/renesas,rzn1-rtc.yaml
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/rtc/renesas,rzn1-rtc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas RZ/N1 SoCs Real-Time Clock DT bindings
+
+maintainers:
+ - Miquel Raynal <miquel.raynal@bootlin.com>
+
+allOf:
+ - $ref: rtc.yaml#
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - renesas,r9a06g032-rtc
+ - const: renesas,rzn1-rtc
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ minItems: 3
+ maxItems: 3
+
+ interrupt-names:
+ items:
+ - const: alarm
+ - const: timer
+ - const: pps
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ const: hclk
+
+ power-domains:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-names
+ - clocks
+ - clock-names
+ - power-domains
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/r9a06g032-sysctrl.h>
+ rtc@40006000 {
+ compatible = "renesas,r9a06g032-rtc", "renesas,rzn1-rtc";
+ reg = <0x40006000 0x1000>;
+ interrupts = <GIC_SPI 66 IRQ_TYPE_EDGE_RISING>,
+ <GIC_SPI 67 IRQ_TYPE_EDGE_RISING>,
+ <GIC_SPI 68 IRQ_TYPE_EDGE_RISING>;
+ interrupt-names = "alarm", "timer", "pps";
+ clocks = <&sysctrl R9A06G032_HCLK_RTC>;
+ clock-names = "hclk";
+ power-domains = <&sysctrl>;
+ start-year = <2000>;
+ };