diff options
author | Stephen Boyd <sboyd@codeaurora.org> | 2017-01-10 01:26:30 +0100 |
---|---|---|
committer | Stephen Boyd <sboyd@codeaurora.org> | 2017-01-10 01:26:30 +0100 |
commit | a2d6ef3a230dd48ad8c7d605784eb7814018361e (patch) | |
tree | 8e66e448cffa5419a306ac9e13b60fcae5fff862 /Documentation | |
parent | clk: clk-conf: Do not print error messages if EPROBE_DEFER (diff) | |
parent | clk: hisilicon: Add clock driver for hi3660 SoC (diff) | |
download | linux-a2d6ef3a230dd48ad8c7d605784eb7814018361e.tar.xz linux-a2d6ef3a230dd48ad8c7d605784eb7814018361e.zip |
Merge branch 'clk-hi3660' into clk-next
* clk-hi3660:
clk: hisilicon: Add clock driver for hi3660 SoC
dt-bindings: Document the hi3660 clock bindings
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/devicetree/bindings/clock/hi3660-clock.txt | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/hi3660-clock.txt b/Documentation/devicetree/bindings/clock/hi3660-clock.txt new file mode 100644 index 000000000000..cc9b86c35758 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/hi3660-clock.txt @@ -0,0 +1,42 @@ +* Hisilicon Hi3660 Clock Controller + +The Hi3660 clock controller generates and supplies clock to various +controllers within the Hi3660 SoC. + +Required Properties: + +- compatible: the compatible should be one of the following strings to + indicate the clock controller functionality. + + - "hisilicon,hi3660-crgctrl" + - "hisilicon,hi3660-pctrl" + - "hisilicon,hi3660-pmuctrl" + - "hisilicon,hi3660-sctrl" + - "hisilicon,hi3660-iomcu" + +- reg: physical base address of the controller and length of memory mapped + region. + +- #clock-cells: should be 1. + +Each clock is assigned an identifier and client nodes use this identifier +to specify the clock which they consume. + +All these identifier could be found in <dt-bindings/clock/hi3660-clock.h>. + +Examples: + crg_ctrl: clock-controller@fff35000 { + compatible = "hisilicon,hi3660-crgctrl", "syscon"; + reg = <0x0 0xfff35000 0x0 0x1000>; + #clock-cells = <1>; + }; + + uart0: serial@fdf02000 { + compatible = "arm,pl011", "arm,primecell"; + reg = <0x0 0xfdf02000 0x0 0x1000>; + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&crg_ctrl HI3660_CLK_MUX_UART0>, + <&crg_ctrl HI3660_PCLK>; + clock-names = "uartclk", "apb_pclk"; + status = "disabled"; + }; |