diff --git a/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt b/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt index 606da38c095951f3559fb89ab763f0b6d748ccad..c858fd64f680cde95aeff4528abe8032cadcb3eb 100644 --- a/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt +++ b/Documentation/devicetree/bindings/clock/amlogic,meson8b-clkc.txt @@ -16,18 +16,25 @@ Required Properties: mapped region. - #clock-cells: should be 1. +- #reset-cells: should be 1. Each clock is assigned an identifier and client nodes can use this identifier to specify the clock which they consume. All available clocks are defined as preprocessor macros in the dt-bindings/clock/meson8b-clkc.h header and can be used in device tree sources. +Similarly a preprocessor macro for each reset line is defined in +dt-bindings/reset/amlogic,meson8b-clkc-reset.h (which can be used from the +device tree sources). + + Example: Clock controller node: clkc: clock-controller@c1104000 { - #clock-cells = <1>; compatible = "amlogic,meson8b-clkc"; reg = <0xc1108000 0x4>, <0xc1104000 0x460>; + #clock-cells = <1>; + #reset-cells = <1>; }; diff --git a/include/dt-bindings/reset/amlogic,meson8b-clkc-reset.h b/include/dt-bindings/reset/amlogic,meson8b-clkc-reset.h new file mode 100644 index 0000000000000000000000000000000000000000..1f1b56e57346e3b939a4597b9242d2aacbcbc33d --- /dev/null +++ b/include/dt-bindings/reset/amlogic,meson8b-clkc-reset.h @@ -0,0 +1,27 @@ +/* + * Copyright (c) 2017 Martin Blumenstingl . + * + * SPDX-License-Identifier: (GPL-2.0+ OR MIT) + */ + +#ifndef _DT_BINDINGS_AMLOGIC_MESON8B_CLKC_RESET_H +#define _DT_BINDINGS_AMLOGIC_MESON8B_CLKC_RESET_H + +#define CLKC_RESET_L2_CACHE_SOFT_RESET 0 +#define CLKC_RESET_AXI_64_TO_128_BRIDGE_A5_SOFT_RESET 1 +#define CLKC_RESET_SCU_SOFT_RESET 2 +#define CLKC_RESET_CPU0_SOFT_RESET 3 +#define CLKC_RESET_CPU1_SOFT_RESET 4 +#define CLKC_RESET_CPU2_SOFT_RESET 5 +#define CLKC_RESET_CPU3_SOFT_RESET 6 +#define CLKC_RESET_A5_GLOBAL_RESET 7 +#define CLKC_RESET_A5_AXI_SOFT_RESET 8 +#define CLKC_RESET_A5_ABP_SOFT_RESET 9 +#define CLKC_RESET_AXI_64_TO_128_BRIDGE_MMC_SOFT_RESET 10 +#define CLKC_RESET_VID_CLK_CNTL_SOFT_RESET 11 +#define CLKC_RESET_VID_DIVIDER_CNTL_SOFT_RESET_POST 12 +#define CLKC_RESET_VID_DIVIDER_CNTL_SOFT_RESET_PRE 13 +#define CLKC_RESET_VID_DIVIDER_CNTL_RESET_N_POST 14 +#define CLKC_RESET_VID_DIVIDER_CNTL_RESET_N_PRE 15 + +#endif /* _DT_BINDINGS_AMLOGIC_MESON8B_CLKC_RESET_H */