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author | Marc Gonzalez <marc_gonzalez@sigmadesigns.com> | 2015-10-30 13:25:28 +0100 |
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committer | Stephen Boyd <sboyd@codeaurora.org> | 2015-11-16 11:07:06 -0800 |
commit | ed12dfc92f01690af65701dbc2839df3524980d3 (patch) | |
tree | 3bc3fd6637b587ce5d1562a41df0d83145eeac10 /Documentation/devicetree/bindings/clock/tango4-clock.txt | |
parent | a085f877a882b465fce74188c9d8efd12bd5acd4 (diff) | |
download | linux-ed12dfc92f01690af65701dbc2839df3524980d3.tar.bz2 |
clk: tango4: clkgen driver for Tango4 platforms
Provide support for Sigma Designs Tango4 clock generator.
NOTE: This driver is incompatible with Tango3 clkgen.
Signed-off-by: Marc Gonzalez <marc_gonzalez@sigmadesigns.com>
[sboyd@codeaurora.org: Add kernel.h include for panic/sprintf]
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Diffstat (limited to 'Documentation/devicetree/bindings/clock/tango4-clock.txt')
-rw-r--r-- | Documentation/devicetree/bindings/clock/tango4-clock.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/clock/tango4-clock.txt b/Documentation/devicetree/bindings/clock/tango4-clock.txt new file mode 100644 index 000000000000..19c580a7bda2 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/tango4-clock.txt @@ -0,0 +1,23 @@ +* Sigma Designs Tango4 Clock Generator + +The Tango4 clock generator outputs cpu_clk and sys_clk (the latter is used +for RAM and various peripheral devices). The clock binding described here +is applicable to all Tango4 SoCs. + +Required Properties: + +- compatible: should be "sigma,tango4-clkgen". +- reg: physical base address of the device and length of memory mapped region. +- clocks: phandle of the input clock (crystal oscillator). +- clock-output-names: should be "cpuclk" and "sysclk". +- #clock-cells: should be set to 1. + +Example: + + clkgen: clkgen@10000 { + compatible = "sigma,tango4-clkgen"; + reg = <0x10000 0x40>; + clocks = <&xtal>; + clock-output-names = "cpuclk", "sysclk"; + #clock-cells = <1>; + }; |