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author | John Crispin <blogic@openwrt.org> | 2015-02-09 12:13:55 +0000 |
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committer | John Crispin <blogic@openwrt.org> | 2015-02-09 12:13:55 +0000 |
commit | d7139c52f2d1321b3fd2cc8987ac77b3c795c5e2 (patch) | |
tree | 63e8d6df938cb1086ba2ccbbb2d0cfada198e539 /target/linux/ramips/patches-3.18/0046-DT-Add-documentation-for-gpio-ralink.patch | |
parent | d09e8adc85ecec168bc0e1eb926e7c160c9b906e (diff) | |
download | upstream-d7139c52f2d1321b3fd2cc8987ac77b3c795c5e2.tar.gz upstream-d7139c52f2d1321b3fd2cc8987ac77b3c795c5e2.tar.bz2 upstream-d7139c52f2d1321b3fd2cc8987ac77b3c795c5e2.zip |
ralink: add 3.18 support
keep default as 3.14, mt7621 gic need to be ported to 3.18
Signed-off-by: John Crispin <blogic@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44349 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ramips/patches-3.18/0046-DT-Add-documentation-for-gpio-ralink.patch')
-rw-r--r-- | target/linux/ramips/patches-3.18/0046-DT-Add-documentation-for-gpio-ralink.patch | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-3.18/0046-DT-Add-documentation-for-gpio-ralink.patch b/target/linux/ramips/patches-3.18/0046-DT-Add-documentation-for-gpio-ralink.patch new file mode 100644 index 0000000000..4c869eb858 --- /dev/null +++ b/target/linux/ramips/patches-3.18/0046-DT-Add-documentation-for-gpio-ralink.patch @@ -0,0 +1,59 @@ +From 6827bd971fc4f323fc91e4506771a13b827c49a3 Mon Sep 17 00:00:00 2001 +From: John Crispin <blogic@openwrt.org> +Date: Sun, 28 Jul 2013 19:45:30 +0200 +Subject: [PATCH 46/57] DT: Add documentation for gpio-ralink + +Describe gpio-ralink binding. + +Signed-off-by: John Crispin <blogic@openwrt.org> +Cc: linux-mips@linux-mips.org +Cc: devicetree@vger.kernel.org +Cc: linux-gpio@vger.kernel.org +--- + .../devicetree/bindings/gpio/gpio-ralink.txt | 40 ++++++++++++++++++++ + 1 file changed, 40 insertions(+) + create mode 100644 Documentation/devicetree/bindings/gpio/gpio-ralink.txt + +--- /dev/null ++++ b/Documentation/devicetree/bindings/gpio/gpio-ralink.txt +@@ -0,0 +1,40 @@ ++Ralink SoC GPIO controller bindings ++ ++Required properties: ++- compatible: ++ - "ralink,rt2880-gpio" for Ralink controllers ++- #gpio-cells : Should be two. ++ - first cell is the pin number ++ - second cell is used to specify optional parameters (unused) ++- gpio-controller : Marks the device node as a GPIO controller ++- reg : Physical base address and length of the controller's registers ++- interrupt-parent: phandle to the INTC device node ++- interrupts : Specify the INTC interrupt number ++- ralink,num-gpios : Specify the number of GPIOs ++- ralink,register-map : The register layout depends on the GPIO bank and actual ++ SoC type. Register offsets need to be in this order. ++ [ INT, EDGE, RENA, FENA, DATA, DIR, POL, SET, RESET, TOGGLE ] ++ ++Optional properties: ++- ralink,gpio-base : Specify the GPIO chips base number ++ ++Example: ++ ++ gpio0: gpio@600 { ++ compatible = "ralink,rt5350-gpio", "ralink,rt2880-gpio"; ++ ++ #gpio-cells = <2>; ++ gpio-controller; ++ ++ reg = <0x600 0x34>; ++ ++ interrupt-parent = <&intc>; ++ interrupts = <6>; ++ ++ ralink,gpio-base = <0>; ++ ralink,num-gpios = <24>; ++ ralink,register-map = [ 00 04 08 0c ++ 20 24 28 2c ++ 30 34 ]; ++ ++ }; |