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dt-bindings: i2c: i2c-cdns.txt: Add description for an optional parameter, fifo-depth

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Add description for fifo-depth parameter that can be used
in the device tree.

Signed-off-by: Pei Yue Ho <peiyue.ho@starfivetech.com>
Reviewed-by: Wei Liang Lim <weiliang.lim@starfivetech.com>
Reviewed-by: Eng Lee Teh <englee.teh@starfivetech.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
This commit is contained in:
Pei Yue Ho 2023-02-13 00:02:40 -08:00 committed by Heiko Schocher
parent 87f5b5d683
commit 8511a7fc85
1 changed files with 4 additions and 0 deletions
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4
doc/device-tree-bindings/i2c/i2c-cdns.txt
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@ -9,6 +9,9 @@ Required properties:
- interrupt-parent : Must be core interrupt controller - interrupt-parent : Must be core interrupt controller
- clocks : Clock phandles (see clock bindings for details). - clocks : Clock phandles (see clock bindings for details).
Optional properties:
- fifo-depth : To specify the FIFO depth of the controller.
Example: Example:
i2c0: i2c@e0004000 { i2c0: i2c@e0004000 {
compatible = "cdns,i2c-r1p10"; compatible = "cdns,i2c-r1p10";
@ -16,5 +19,6 @@ Example:
clocks = <&clkc 38>; clocks = <&clkc 38>;
interrupts = <0 25 4>; interrupts = <0 25 4>;
interrupt-parent = <&intc>; interrupt-parent = <&intc>;
fifo-depth = <32>;
status = "disabled"; status = "disabled";
}; };