Create device tree binding documentation for Nokia cellular modem GPIO handling.
Signed-off-by: Sebastian Reichel <[email protected]> --- .../devicetree/bindings/misc/nokia-cmt.txt | 28 ++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 Documentation/devicetree/bindings/misc/nokia-cmt.txt diff --git a/Documentation/devicetree/bindings/misc/nokia-cmt.txt b/Documentation/devicetree/bindings/misc/nokia-cmt.txt new file mode 100644 index 0000000..1c87793 --- /dev/null +++ b/Documentation/devicetree/bindings/misc/nokia-cmt.txt @@ -0,0 +1,28 @@ +Nokia Cellular Modem (CMT) bindings + +Required properties: +- compatible: Should include "nokia,cmt". +- interrupts: Interrupt specifier for the cmt reset irq. +- gpio-names: Contains the values "cmt_apeslpx", "cmt_rst_rq", + "cmt_en", "cmt_rst" and "cmt_bsi". +- gpios: Contains gpio information for each entry in gpio-names. + +Example for Nokia N900: + +cmt: nokia-cmt { + compatible = "nokia,cmt"; + + interrupt-parent = <&gpio3>; + interrupts = <8 IRQ_TYPE_EDGE_FALLING>; /* gpio line 72 */ + + gpios = <&gpio3 6 GPIO_ACTIVE_HIGH>, /* 70 */ + <&gpio3 9 GPIO_ACTIVE_HIGH>, /* 73 */ + <&gpio3 10 GPIO_ACTIVE_HIGH>, /* 74 */ + <&gpio3 11 GPIO_ACTIVE_HIGH>, /* 75 */ + <&gpio5 29 GPIO_ACTIVE_HIGH>; /* 157 */ + gpio-names = "cmt_apeslpx", + "cmt_rst_rq", + "cmt_en", + "cmt_rst", + "cmt_bsi"; +}; -- 1.8.5.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
