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Diffstat (limited to 'target/linux/lantiq/patches-3.6/0012-Document-devicetree-add-OF-documents-for-lantiq-xway.patch')
-rw-r--r-- | target/linux/lantiq/patches-3.6/0012-Document-devicetree-add-OF-documents-for-lantiq-xway.patch | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/target/linux/lantiq/patches-3.6/0012-Document-devicetree-add-OF-documents-for-lantiq-xway.patch b/target/linux/lantiq/patches-3.6/0012-Document-devicetree-add-OF-documents-for-lantiq-xway.patch deleted file mode 100644 index 84f930fa8..000000000 --- a/target/linux/lantiq/patches-3.6/0012-Document-devicetree-add-OF-documents-for-lantiq-xway.patch +++ /dev/null @@ -1,121 +0,0 @@ -From 5c56f76995691cf761f66d6d89a00eea80be660c Mon Sep 17 00:00:00 2001 -From: John Crispin <blogic@openwrt.org> -Date: Fri, 20 Jul 2012 19:01:00 +0200 -Subject: [PATCH 12/15] Document: devicetree: add OF documents for lantiq xway - pinctrl - -Signed-off-by: John Crispin <blogic@openwrt.org> -Acked-by: Linus Walleij <linus.walleij@linaro.org> -Cc: devicetree-discuss@lists.ozlabs.org -Cc: linux-kernel@vger.kernel.org ---- - .../bindings/pinctrl/lantiq,xway-pinumx.txt | 97 ++++++++++++++++++++ - 1 file changed, 97 insertions(+) - create mode 100644 Documentation/devicetree/bindings/pinctrl/lantiq,xway-pinumx.txt - -diff --git a/Documentation/devicetree/bindings/pinctrl/lantiq,xway-pinumx.txt b/Documentation/devicetree/bindings/pinctrl/lantiq,xway-pinumx.txt -new file mode 100644 -index 0000000..b5469db ---- /dev/null -+++ b/Documentation/devicetree/bindings/pinctrl/lantiq,xway-pinumx.txt -@@ -0,0 +1,97 @@ -+Lantiq XWAY pinmux controller -+ -+Required properties: -+- compatible: "lantiq,pinctrl-xway" or "lantiq,pinctrl-xr9" -+- reg: Should contain the physical address and length of the gpio/pinmux -+ register range -+ -+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 -+phrase "pin configuration node". -+ -+Lantiq's pin configuration nodes act as a container for an abitrary number of -+subnodes. Each of these subnodes represents some desired configuration for a -+pin, a group, or a list of pins or groups. This configuration can include the -+mux function to select on those group(s), and two pin configuration parameters: -+pull-up and open-drain -+ -+The name of each subnode is not important as long as it is unique; all subnodes -+should be enumerated and processed purely based on their content. -+ -+Each subnode only affects those parameters that are explicitly listed. In -+other words, a subnode that lists a mux function but no pin configuration -+parameters implies no information about any pin configuration parameters. -+Similarly, a pin subnode that describes a pullup parameter implies no -+information about e.g. the mux function. -+ -+We support 2 types of nodes. -+ -+Definition of mux function groups: -+ -+Required subnode-properties: -+- lantiq,groups : An array of strings. Each string contains the name of a group. -+ Valid values for these names are listed below. -+- lantiq,function: A string containing the name of the function to mux to the -+ group. Valid values for function names are listed below. -+ -+Valid values for group and function names: -+ -+ mux groups: -+ exin0, exin1, exin2, jtag, ebu a23, ebu a24, ebu a25, ebu clk, ebu cs1, -+ ebu wait, nand ale, nand cs1, nand cle, spi, spi_cs1, spi_cs2, spi_cs3, -+ spi_cs4, spi_cs5, spi_cs6, asc0, asc0 cts rts, stp, nmi , gpt1, gpt2, -+ gpt3, clkout0, clkout1, clkout2, clkout3, gnt1, gnt2, gnt3, req1, req2, -+ req3 -+ -+ additional mux groups (XR9 only): -+ mdio, nand rdy, nand rd, exin3, exin4, gnt4, req4 -+ -+ functions: -+ spi, asc, cgu, jtag, exin, stp, gpt, nmi, pci, ebu, mdio -+ -+ -+ -+Definition of pin configurations: -+ -+Required subnode-properties: -+- lantiq,pins : An array of strings. Each string contains the name of a pin. -+ Valid values for these names are listed below. -+ -+Optional subnode-properties: -+- lantiq,pull: Integer, representing the pull-down/up to apply to the pin. -+ 0: none, 1: down, 2: up. -+- lantiq,open-drain: Boolean, enables open-drain on the defined pin. -+ -+Valid values for XWAY pin names: -+ Pinconf pins can be referenced via the names io0-io31. -+ -+Valid values for XR9 pin names: -+ Pinconf pins can be referenced via the names io0-io55. -+ -+Example: -+ gpio: pinmux@E100B10 { -+ compatible = "lantiq,pinctrl-xway"; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&state_default>; -+ -+ #gpio-cells = <2>; -+ gpio-controller; -+ reg = <0xE100B10 0xA0>; -+ -+ state_default: pinmux { -+ stp { -+ lantiq,groups = "stp"; -+ lantiq,function = "stp"; -+ }; -+ pci { -+ lantiq,groups = "gnt1"; -+ lantiq,function = "pci"; -+ }; -+ conf_out { -+ lantiq,pins = "io4", "io5", "io6"; /* stp */ -+ lantiq,open-drain; -+ lantiq,pull = <0>; -+ }; -+ }; -+ }; -+ --- -1.7.10.4 - |