diff options
Diffstat (limited to 'Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt b/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt index e4277921f3e3..a73cbeb0f309 100644 --- a/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt +++ b/Documentation/devicetree/bindings/pinctrl/brcm,iproc-gpio.txt @@ -3,8 +3,22 @@ Broadcom iProc GPIO/PINCONF Controller Required properties: - compatible: - Must be "brcm,cygnus-ccm-gpio", "brcm,cygnus-asiu-gpio", - "brcm,cygnus-crmu-gpio" or "brcm,iproc-gpio" + "brcm,iproc-gpio" for the generic iProc based GPIO controller IP that + supports full-featured pinctrl and GPIO functions used in various iProc + based SoCs + + May contain an SoC-specific compatibility string to accommodate any + SoC-specific features + + "brcm,cygnus-ccm-gpio", "brcm,cygnus-asiu-gpio", or + "brcm,cygnus-crmu-gpio" for Cygnus SoCs + + "brcm,iproc-nsp-gpio" for the iProc NSP SoC that has drive strength support + disabled + + "brcm,iproc-stingray-gpio" for the iProc Stingray SoC that has the general + pinctrl support completely disabled in this IP block. In Stingray, a + different IP block is used to handle pinctrl related functions - reg: Define the base and range of the I/O address space that contains SoC |