diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/arm/sp810.txt | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'Documentation/devicetree/bindings/arm/sp810.txt')
-rw-r--r-- | Documentation/devicetree/bindings/arm/sp810.txt | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/sp810.txt b/Documentation/devicetree/bindings/arm/sp810.txt new file mode 100644 index 000000000..46652bf65 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/sp810.txt @@ -0,0 +1,46 @@ +SP810 System Controller +----------------------- + +Required properties: + +- compatible: standard compatible string for a Primecell peripheral, + see Documentation/devicetree/bindings/arm/primecell.yaml + for more details + should be: "arm,sp810", "arm,primecell" + +- reg: standard registers property, physical address and size + of the control registers + +- clock-names: from the common clock bindings, for more details see + Documentation/devicetree/bindings/clock/clock-bindings.txt; + should be: "refclk", "timclk", "apb_pclk" + +- clocks: from the common clock bindings, phandle and clock + specifier pairs for the entries of clock-names property + +- #clock-cells: from the common clock bindings; + should be: <1> + +- clock-output-names: from the common clock bindings; + should be: "timerclken0", "timerclken1", "timerclken2", "timerclken3" + +- assigned-clocks: from the common clock binding; + should be: clock specifier for each output clock of this + provider node + +- assigned-clock-parents: from the common clock binding; + should be: phandle of input clock listed in clocks + property with the highest frequency + +Example: + v2m_sysctl: sysctl@20000 { + compatible = "arm,sp810", "arm,primecell"; + reg = <0x020000 0x1000>; + clocks = <&v2m_refclk32khz>, <&v2m_refclk1mhz>, <&smbclk>; + clock-names = "refclk", "timclk", "apb_pclk"; + #clock-cells = <1>; + clock-output-names = "timerclken0", "timerclken1", "timerclken2", "timerclken3"; + assigned-clocks = <&v2m_sysctl 0>, <&v2m_sysctl 1>, <&v2m_sysctl 3>, <&v2m_sysctl 3>; + assigned-clock-parents = <&v2m_refclk1mhz>, <&v2m_refclk1mhz>, <&v2m_refclk1mhz>, <&v2m_refclk1mhz>; + + }; |