[PATCH v2 1/2] dt-bindings: Update iProc GPIO bindings
From: Ray Jui <hidden>
Date: 2016-05-02 20:52:16
Also in:
linux-gpio, lkml
Subsystem:
open firmware and flattened device tree bindings, pin control subsystem, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Walleij, Linus Torvalds
Update the iProc GPIO binding document to add new compatible strings "brcm,iproc-gpio-v2" and "brcm,iproc-gpio-v3" for the 2nd and 3rd generation of the iProc GPIO controllers Signed-off-by: Ray Jui <redacted> --- Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt b/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt
index e427792..3a56649 100644
--- a/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt
+++ b/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt@@ -4,7 +4,16 @@ Required properties: - compatible: Must be "brcm,cygnus-ccm-gpio", "brcm,cygnus-asiu-gpio", - "brcm,cygnus-crmu-gpio" or "brcm,iproc-gpio" + or "brcm,cygnus-crmu-gpio" for Cygnus SoCs + + "brcm,iproc-gpio" for the first generation of the GPIO controller that + supports full-featured pinctrl and GPIO functions used in iProc based SoCs + + "brcm,iproc-gpio-v2" for the second generation of the GPIO controller that + has the drive strength pinctrl support disabled, e.g., in the iProc NSP SoC + + "brcm,iproc-gpio-v3" for the third generation of the GPIO controller that + has the general pinctrl support completely disabled - reg: Define the base and range of the I/O address space that contains SoC
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2.1.4