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-rw-r--r--kernel/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt7
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt b/kernel/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt
index f63fcb3ed..221380243 100644
--- a/kernel/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt
+++ b/kernel/Documentation/devicetree/bindings/pinctrl/ste,nomadik.txt
@@ -3,7 +3,9 @@ ST Ericsson Nomadik pinmux controller
Required properties:
- compatible: "stericsson,db8500-pinctrl", "stericsson,db8540-pinctrl",
"stericsson,stn8815-pinctrl"
-- reg: Should contain the register physical address and length of the PRCMU.
+- nomadik-gpio-chips: array of phandles to the corresponding GPIO chips
+ (these have the register ranges used by the pin controller).
+- prcm: phandle to the PRCMU managing the back end of this pin controller
Please refer to pinctrl-bindings.txt in this directory for details of the
common pinctrl bindings used by client devices, including the meaning of the
@@ -74,7 +76,8 @@ Example board file extract:
pinctrl@80157000 {
compatible = "stericsson,db8500-pinctrl";
- reg = <0x80157000 0x2000>;
+ nomadik-gpio-chips = <&gpio0>, <&gpio1>, <&gpio2>, <&gpio3>;
+ prcm = <&prcmu>;
pinctrl-names = "default";