Loongson-1 is a series of MIPS MCUs. This patch add the clock bindings for loongson-1b and loongson-1c clock subsystem. Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> --- .../bindings/clock/loongson1-clock.txt | 11 ++++++++++ include/dt-bindings/clock/ls1b-clock.h | 20 +++++++++++++++++++ include/dt-bindings/clock/ls1c-clock.h | 17 ++++++++++++++++ 3 files changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/clock/loongson1-clock.txt create mode 100644 include/dt-bindings/clock/ls1b-clock.h create mode 100644 include/dt-bindings/clock/ls1c-clock.h diff --git a/Documentation/devicetree/bindings/clock/loongson1-clock.txt b/Documentation/devicetree/bindings/clock/loongson1-clock.txt new file mode 100644 index 000000000000..f0119fbd0851 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/loongson1-clock.txt @@ -0,0 +1,11 @@ +* Clock bindings for Loongson-1 MCUs + +Required properties: +- compatible: Should be "loongson,ls1c-clock" or "loongson,ls1b-clock" +- reg: Address and length of the register set +- #clock-cells: Should be <1> +- clocks: list of input clocks + +The clock consumer should specify the desired clock by having the clock +ID in its "clocks" phandle cell. See include/dt-bindings/clock/ls1c-clock.h +or include/dt-bindings/clock/ls1b-clock.h for the full list of clocks. diff --git a/include/dt-bindings/clock/ls1b-clock.h b/include/dt-bindings/clock/ls1b-clock.h new file mode 100644 index 000000000000..814227842ae0 --- /dev/null +++ b/include/dt-bindings/clock/ls1b-clock.h @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> + * + */ + +#ifndef __DT_BINDINGS_CLOCK_LS1B_CLOCK_H__ +#define __DT_BINDINGS_CLOCK_LS1B_CLOCK_H__ + +#define LS1B_CLK_PLL 0 +#define LS1B_CLK_CPU_DIV 1 +#define LS1B_CLK_CPU 2 +#define LS1B_CLK_DC_DIV 3 +#define LS1B_CLK_DC 4 +#define LS1B_CLK_DDR_DIV 5 +#define LS1B_CLK_DDR 6 +#define LS1B_CLK_AHB 7 +#define LS1B_CLK_APB 8 + +#endif /* __DT_BINDINGS_CLOCK_LS1B_CLOCK_H__ */ diff --git a/include/dt-bindings/clock/ls1c-clock.h b/include/dt-bindings/clock/ls1c-clock.h new file mode 100644 index 000000000000..40f386cb92ce --- /dev/null +++ b/include/dt-bindings/clock/ls1c-clock.h @@ -0,0 +1,17 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2019 Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx> + * + */ + +#ifndef __DT_BINDINGS_CLOCK_LS1C_CLOCK_H__ +#define __DT_BINDINGS_CLOCK_LS1C_CLOCK_H__ + +#define LS1C_CLK_PLL 0 +#define LS1C_CLK_CPU 1 +#define LS1C_CLK_DC 2 +#define LS1C_CLK_DDR 3 +#define LS1C_CLK_AHB 4 +#define LS1C_CLK_APB 5 + +#endif /* __DT_BINDINGS_CLOCK_LS1C_CLOCK_H__ */ -- 2.20.1
