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| author | Roger Quadros <rogerq@ti.com> | 2013-01-29 14:20:55 +0100 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2013-04-09 09:46:30 +0200 |
| commit | 48130b8f5c6d77608257dc50bf914bd77f0b41a0 (patch) | |
| tree | f8ea85bd358f9e6f257879791218b7c5e5256e9d | |
| parent | mfd: omap-usb-tll: Move configuration code to omap_tll_init() (diff) | |
| download | linux-48130b8f5c6d77608257dc50bf914bd77f0b41a0.tar.xz linux-48130b8f5c6d77608257dc50bf914bd77f0b41a0.zip | |
mfd: omap-usb-tll: Add device tree support and binding information
Allows the OMAP USB TLL module to be specified via device tree.
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
| -rw-r--r-- | Documentation/devicetree/bindings/mfd/omap-usb-tll.txt | 17 | ||||
| -rw-r--r-- | drivers/mfd/omap-usb-tll.c | 10 |
2 files changed, 27 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mfd/omap-usb-tll.txt b/Documentation/devicetree/bindings/mfd/omap-usb-tll.txt new file mode 100644 index 000000000000..62fe69724e3b --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/omap-usb-tll.txt @@ -0,0 +1,17 @@ +OMAP HS USB Host TLL (Transceiver-Less Interface) + +Required properties: + +- compatible : should be "ti,usbhs-tll" +- reg : should contain one register range i.e. start and length +- interrupts : should contain the TLL module's interrupt +- ti,hwmod : must contain "usb_tll_hs" + +Example: + + usbhstll: usbhstll@4a062000 { + compatible = "ti,usbhs-tll"; + reg = <0x4a062000 0x1000>; + interrupts = <78>; + ti,hwmods = "usb_tll_hs"; + }; diff --git a/drivers/mfd/omap-usb-tll.c b/drivers/mfd/omap-usb-tll.c index f7d2568729c1..8f4d5a1fcd1a 100644 --- a/drivers/mfd/omap-usb-tll.c +++ b/drivers/mfd/omap-usb-tll.c @@ -28,6 +28,7 @@ #include <linux/err.h> #include <linux/pm_runtime.h> #include <linux/platform_data/usb-omap.h> +#include <linux/of.h> #define USBTLL_DRIVER_NAME "usbhs_tll" @@ -311,10 +312,18 @@ static int usbtll_omap_remove(struct platform_device *pdev) return 0; } +static const struct of_device_id usbtll_omap_dt_ids[] = { + { .compatible = "ti,usbhs-tll" }, + { } +}; + +MODULE_DEVICE_TABLE(of, usbtll_omap_dt_ids); + static struct platform_driver usbtll_omap_driver = { .driver = { .name = (char *)usbtll_driver_name, .owner = THIS_MODULE, + .of_match_table = of_match_ptr(usbtll_omap_dt_ids), }, .probe = usbtll_omap_probe, .remove = usbtll_omap_remove, @@ -467,6 +476,7 @@ int omap_tll_disable(struct usbhs_omap_platform_data *pdata) EXPORT_SYMBOL_GPL(omap_tll_disable); MODULE_AUTHOR("Keshava Munegowda <keshava_mgowda@ti.com>"); +MODULE_AUTHOR("Roger Quadros <rogerq@ti.com>"); MODULE_ALIAS("platform:" USBHS_DRIVER_NAME); MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("usb tll driver for TI OMAP EHCI and OHCI controllers"); |