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author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-01-12 23:07:46 +0100 |
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committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-01-12 23:07:46 +0100 |
commit | 0a87a2db485a1456b7427914969c0e8195a1bbda (patch) | |
tree | 8d0186672af22c6ee76118c471881cd66a36502d /Documentation/devicetree/bindings/gpio/gpio-74xx-mmio.txt | |
parent | drm/i915: Reserve shadow batch VMA analogue to others (diff) | |
parent | drm/i915: remove unused power_well/get_cdclk_freq api (diff) | |
download | linux-dev-0a87a2db485a1456b7427914969c0e8195a1bbda.tar.xz linux-dev-0a87a2db485a1456b7427914969c0e8195a1bbda.zip |
Merge tag 'topic/i915-hda-componentized-2015-01-12' into drm-intel-next-queued
Conflicts:
drivers/gpu/drm/i915/intel_runtime_pm.c
Separate branch so that Takashi can also pull just this refactoring
into sound-next.
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'Documentation/devicetree/bindings/gpio/gpio-74xx-mmio.txt')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/gpio-74xx-mmio.txt | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/gpio-74xx-mmio.txt b/Documentation/devicetree/bindings/gpio/gpio-74xx-mmio.txt new file mode 100644 index 000000000000..7bb1a9d60133 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-74xx-mmio.txt @@ -0,0 +1,30 @@ +* 74XX MMIO GPIO driver + +Required properties: +- compatible: Should contain one of the following: + "ti,741g125": for 741G125 (1-bit Input), + "ti,741g174": for 741G74 (1-bit Output), + "ti,742g125": for 742G125 (2-bit Input), + "ti,7474" : for 7474 (2-bit Output), + "ti,74125" : for 74125 (4-bit Input), + "ti,74175" : for 74175 (4-bit Output), + "ti,74365" : for 74365 (6-bit Input), + "ti,74174" : for 74174 (6-bit Output), + "ti,74244" : for 74244 (8-bit Input), + "ti,74273" : for 74273 (8-bit Output), + "ti,741624" : for 741624 (16-bit Input), + "ti,7416374": for 7416374 (16-bit Output). +- reg: Physical base address and length where IC resides. +- gpio-controller: Marks the device node as a gpio controller. +- #gpio-cells: Should be two. The first cell is the pin number and + the second cell is used to specify the GPIO polarity: + 0 = Active High, + 1 = Active Low. + +Example: + ctrl: gpio@30008004 { + compatible = "ti,74174"; + reg = <0x30008004 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; |