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| author | Daniel Mack <zonque@gmail.com> | 2012-07-30 09:29:12 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-08-10 11:59:32 -0700 |
| commit | 1139b4516f3927ae835ed3b0a9c69a0dfaf4cdd4 (patch) | |
| tree | b2fdb8094aca478bdbdcce15b767a78dbb9f5997 /Documentation | |
| parent | 0d7614f09c1ebdbaa1599a5aba7593f147bf96ee (diff) | |
| download | blackbird-op-linux-1139b4516f3927ae835ed3b0a9c69a0dfaf4cdd4.tar.gz blackbird-op-linux-1139b4516f3927ae835ed3b0a9c69a0dfaf4cdd4.zip | |
USB: ohci-pxa27x: add DT bindings
Add DT bindings to the ohci-pxa27x driver and some documentation.
Successfully tested on a PXA3xx board.
Signed-off-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/usb/pxa-usb.txt | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/usb/pxa-usb.txt b/Documentation/devicetree/bindings/usb/pxa-usb.txt new file mode 100644 index 000000000000..79729a948d5a --- /dev/null +++ b/Documentation/devicetree/bindings/usb/pxa-usb.txt @@ -0,0 +1,31 @@ +PXA USB controllers + +OHCI + +Required properties: + - compatible: Should be "marvell,pxa-ohci" for USB controllers + used in host mode. + +Optional properties: + - "marvell,enable-port1", "marvell,enable-port2", "marvell,enable-port3" + If present, enables the appropriate USB port of the controller. + - "marvell,port-mode" selects the mode of the ports: + 1 = PMM_NPS_MODE + 2 = PMM_GLOBAL_MODE + 3 = PMM_PERPORT_MODE + - "marvell,power-sense-low" - power sense pin is low-active. + - "marvell,power-control-low" - power control pin is low-active. + - "marvell,no-oc-protection" - disable over-current protection. + - "marvell,oc-mode-perport" - enable per-port over-current protection. + - "marvell,power_on_delay" Power On to Power Good time - in ms. + +Example: + + usb0: ohci@4c000000 { + compatible = "marvell,pxa-ohci", "usb-ohci"; + reg = <0x4c000000 0x100000>; + interrupts = <18>; + marvell,enable-port1; + marvell,port-mode = <2>; /* PMM_GLOBAL_MODE */ + }; + |
