diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2023-10-10 22:42:11 +0300 |
---|---|---|
committer | Alexandre Belloni <alexandre.belloni@bootlin.com> | 2023-10-15 23:37:25 +0300 |
commit | 5ded578a18c9515c2c0e1cd148ca42133bbcf055 (patch) | |
tree | 81c93048f98f648707637241ce1e656e6ec2770d /Documentation/devicetree/bindings | |
parent | f4d571b31b83127c2263fdf46eebf86f4d9991a2 (diff) | |
download | linux-5ded578a18c9515c2c0e1cd148ca42133bbcf055.tar.xz |
rtc: rtc7301: Rewrite bindings in schema
This rewrites the Epson RTC7301 bindings to use YAML schema,
and adds a property for "reg-io-width" as used in several
other bindings to account for different register strides.
The USRobotics USR8200 uses the byte IO width.
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Akinobu Mita <akinobu.mita@gmail.com>
Link: https://lore.kernel.org/r/20231010-rtc-7301-regwidth-v3-1-ade586b62794@linaro.org
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r-- | Documentation/devicetree/bindings/rtc/epson,rtc7301.txt | 16 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/rtc/epson,rtc7301.yaml | 51 |
2 files changed, 51 insertions, 16 deletions
diff --git a/Documentation/devicetree/bindings/rtc/epson,rtc7301.txt b/Documentation/devicetree/bindings/rtc/epson,rtc7301.txt deleted file mode 100644 index 5f9df3f1467c..000000000000 --- a/Documentation/devicetree/bindings/rtc/epson,rtc7301.txt +++ /dev/null @@ -1,16 +0,0 @@ -EPSON TOYOCOM RTC-7301SF/DG - -Required properties: - -- compatible: Should be "epson,rtc7301sf" or "epson,rtc7301dg" -- reg: Specifies base physical address and size of the registers. -- interrupts: A single interrupt specifier. - -Example: - -rtc: rtc@44a00000 { - compatible = "epson,rtc7301dg"; - reg = <0x44a00000 0x10000>; - interrupt-parent = <&axi_intc_0>; - interrupts = <3 2>; -}; diff --git a/Documentation/devicetree/bindings/rtc/epson,rtc7301.yaml b/Documentation/devicetree/bindings/rtc/epson,rtc7301.yaml new file mode 100644 index 000000000000..bdb5cadb31cc --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/epson,rtc7301.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rtc/epson,rtc7301.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Epson Toyocom RTC-7301SF/DG + +description: + The only difference between the two variants is the packaging. + The DG variant is a DIL package, and the SF variant is a flat + package. + +maintainers: + - Akinobu Mita <akinobu.mita@gmail.com> + +properties: + compatible: + enum: + - epson,rtc7301dg + - epson,rtc7301sf + + reg: + maxItems: 1 + + reg-io-width: + description: + The size (in bytes) of the IO accesses that should be performed + on the device. + enum: [1, 4] + default: 4 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + rtc: rtc@44a00000 { + compatible = "epson,rtc7301dg"; + reg = <0x44a00000 0x10000>; + reg-io-width = <4>; + interrupt-parent = <&axi_intc_0>; + interrupts = <3 2>; + }; |