tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1# SPDX-License-Identifier: (GPL-2.0-only or BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/hwlock/allwinner,sun6i-a31-hwspinlock.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: SUN6I hardware spinlock driver for Allwinner sun6i compatible SoCs
8
9maintainers:
10 - Wilken Gottwalt <wilken.gottwalt@posteo.net>
11
12description:
13 The hardware unit provides semaphores between the ARM cores and the embedded
14 companion core on the SoC.
15
16properties:
17 compatible:
18 const: allwinner,sun6i-a31-hwspinlock
19
20 reg:
21 maxItems: 1
22
23 clocks:
24 maxItems: 1
25
26 resets:
27 maxItems: 1
28
29required:
30 - compatible
31 - reg
32 - clocks
33 - resets
34
35additionalProperties: false
36
37examples:
38 - |
39 #include <dt-bindings/clock/sun8i-a23-a33-ccu.h>
40 #include <dt-bindings/reset/sun8i-a23-a33-ccu.h>
41
42 hwlock@1c18000 {
43 compatible = "allwinner,sun6i-a31-hwspinlock";
44 reg = <0x01c18000 0x1000>;
45 clocks = <&ccu CLK_BUS_SPINLOCK>;
46 resets = <&ccu RST_BUS_SPINLOCK>;
47 };
48...