162306a36Sopenharmony_ci# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 262306a36Sopenharmony_ci%YAML 1.2 362306a36Sopenharmony_ci--- 462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/hwlock/allwinner,sun6i-a31-hwspinlock.yaml# 562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml# 662306a36Sopenharmony_ci 762306a36Sopenharmony_cititle: SUN6I hardware spinlock driver for Allwinner sun6i compatible SoCs 862306a36Sopenharmony_ci 962306a36Sopenharmony_cimaintainers: 1062306a36Sopenharmony_ci - Wilken Gottwalt <wilken.gottwalt@posteo.net> 1162306a36Sopenharmony_ci 1262306a36Sopenharmony_cidescription: 1362306a36Sopenharmony_ci The hardware unit provides semaphores between the ARM cores and the embedded 1462306a36Sopenharmony_ci companion core on the SoC. 1562306a36Sopenharmony_ci 1662306a36Sopenharmony_ciproperties: 1762306a36Sopenharmony_ci compatible: 1862306a36Sopenharmony_ci const: allwinner,sun6i-a31-hwspinlock 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci reg: 2162306a36Sopenharmony_ci maxItems: 1 2262306a36Sopenharmony_ci 2362306a36Sopenharmony_ci clocks: 2462306a36Sopenharmony_ci maxItems: 1 2562306a36Sopenharmony_ci 2662306a36Sopenharmony_ci resets: 2762306a36Sopenharmony_ci maxItems: 1 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ci '#hwlock-cells': 3062306a36Sopenharmony_ci const: 1 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_cirequired: 3362306a36Sopenharmony_ci - compatible 3462306a36Sopenharmony_ci - reg 3562306a36Sopenharmony_ci - clocks 3662306a36Sopenharmony_ci - resets 3762306a36Sopenharmony_ci - "#hwlock-cells" 3862306a36Sopenharmony_ci 3962306a36Sopenharmony_ciadditionalProperties: false 4062306a36Sopenharmony_ci 4162306a36Sopenharmony_ciexamples: 4262306a36Sopenharmony_ci - | 4362306a36Sopenharmony_ci #include <dt-bindings/clock/sun8i-a23-a33-ccu.h> 4462306a36Sopenharmony_ci #include <dt-bindings/reset/sun8i-a23-a33-ccu.h> 4562306a36Sopenharmony_ci 4662306a36Sopenharmony_ci hwlock@1c18000 { 4762306a36Sopenharmony_ci compatible = "allwinner,sun6i-a31-hwspinlock"; 4862306a36Sopenharmony_ci reg = <0x01c18000 0x1000>; 4962306a36Sopenharmony_ci clocks = <&ccu CLK_BUS_SPINLOCK>; 5062306a36Sopenharmony_ci resets = <&ccu RST_BUS_SPINLOCK>; 5162306a36Sopenharmony_ci #hwlock-cells = <1>; 5262306a36Sopenharmony_ci }; 5362306a36Sopenharmony_ci... 54