diff options
| author | Adam Ford | 2019-04-03 08:41:56 -0500 |
|---|---|---|
| committer | Marek Vasut | 2019-04-09 13:11:45 +0200 |
| commit | 69535b33bc1fce43dcc10b646cf44db81cffa131 (patch) | |
| tree | 5f96e7303ebf58f5face8d08e57e65436c818f77 | |
| parent | 51f60a89b75e5b71c747e15b8247abae798244ec (diff) | |
usb: ehci-mx6: Use common code to extract dr_mode
There exists code in drivers/common/common.c to read the dr_mode
from the device tree. This patch converts this driver to use that
function to initialize the driver.
Signed-off-by: Adam Ford <aford173@gmail.com>
| -rw-r--r-- | drivers/usb/host/ehci-mx6.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/usb/host/ehci-mx6.c b/drivers/usb/host/ehci-mx6.c index 948394709f7..33abfeada07 100644 --- a/drivers/usb/host/ehci-mx6.c +++ b/drivers/usb/host/ehci-mx6.c @@ -18,6 +18,7 @@ #include <dm.h> #include <asm/mach-types.h> #include <power/regulator.h> +#include <linux/usb/otg.h> #include "ehci.h" @@ -483,23 +484,23 @@ static int ehci_usb_phy_mode(struct udevice *dev) static int ehci_usb_ofdata_to_platdata(struct udevice *dev) { struct usb_platdata *plat = dev_get_platdata(dev); - const char *mode; + enum usb_dr_mode dr_mode; - mode = fdt_getprop(gd->fdt_blob, dev_of_offset(dev), "dr_mode", NULL); - if (mode) { - if (strcmp(mode, "peripheral") == 0) - plat->init_type = USB_INIT_DEVICE; - else if (strcmp(mode, "host") == 0) - plat->init_type = USB_INIT_HOST; - else if (strcmp(mode, "otg") == 0) - return ehci_usb_phy_mode(dev); - else - return -EINVAL; + dr_mode = usb_get_dr_mode(dev_of_offset(dev)); - return 0; - } + switch (dr_mode) { + case USB_DR_MODE_HOST: + plat->init_type = USB_INIT_HOST; + break; + case USB_DR_MODE_PERIPHERAL: + plat->init_type = USB_INIT_DEVICE; + break; + case USB_DR_MODE_OTG: + case USB_DR_MODE_UNKNOWN: + return ehci_usb_phy_mode(dev); + }; - return ehci_usb_phy_mode(dev); + return 0; } static int ehci_usb_probe(struct udevice *dev) |