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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /Documentation/devicetree/bindings/hwlock/allwinner,sun6i-a31-hwspinlock.yaml | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/hwlock/allwinner,sun6i-a31-hwspinlock.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/hwlock/allwinner,sun6i-a31-hwspinlock.yaml | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/hwlock/allwinner,sun6i-a31-hwspinlock.yaml b/Documentation/devicetree/bindings/hwlock/allwinner,sun6i-a31-hwspinlock.yaml new file mode 100644 index 0000000000..584cce3211 --- /dev/null +++ b/Documentation/devicetree/bindings/hwlock/allwinner,sun6i-a31-hwspinlock.yaml @@ -0,0 +1,53 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/hwlock/allwinner,sun6i-a31-hwspinlock.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SUN6I hardware spinlock driver for Allwinner sun6i compatible SoCs + +maintainers: + - Wilken Gottwalt <wilken.gottwalt@posteo.net> + +description: + The hardware unit provides semaphores between the ARM cores and the embedded + companion core on the SoC. + +properties: + compatible: + const: allwinner,sun6i-a31-hwspinlock + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + '#hwlock-cells': + const: 1 + +required: + - compatible + - reg + - clocks + - resets + - "#hwlock-cells" + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/sun8i-a23-a33-ccu.h> + #include <dt-bindings/reset/sun8i-a23-a33-ccu.h> + + hwlock@1c18000 { + compatible = "allwinner,sun6i-a31-hwspinlock"; + reg = <0x01c18000 0x1000>; + clocks = <&ccu CLK_BUS_SPINLOCK>; + resets = <&ccu RST_BUS_SPINLOCK>; + #hwlock-cells = <1>; + }; +... |