diff options
author | Peter Griffin <peter.griffin@linaro.org> | 2015-05-12 11:21:19 +0100 |
---|---|---|
committer | Peter Griffin <peter.griffin@linaro.org> | 2015-05-12 11:21:19 +0100 |
commit | 579a350aeccaa3818f783ed31c2028a61024d350 (patch) | |
tree | fc9a739a3bcd69f5dd2352a2766a31ec73cdde3e | |
parent | f33cdaa4c3da4a8fd35aa2f9a3172f31cc887b35 (diff) |
usb: dwc2: Add support for v3 snpsid value
This has been tested to the extent that I can enumerate
a asix usb networking adapter and boot a kernel over usb
on the 96boards hikey u-boot port I'm currently doing.
Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
-rw-r--r-- | drivers/usb/host/dwc2.c | 3 | ||||
-rw-r--r-- | drivers/usb/host/dwc2.h | 1 |
2 files changed, 3 insertions, 1 deletions
diff --git a/drivers/usb/host/dwc2.c b/drivers/usb/host/dwc2.c index e8142ac092..19a6007125 100644 --- a/drivers/usb/host/dwc2.c +++ b/drivers/usb/host/dwc2.c @@ -1015,7 +1015,8 @@ int usb_lowlevel_init(int index, enum usb_init_type init, void **controller) snpsid = readl(®s->gsnpsid); printf("Core Release: %x.%03x\n", snpsid >> 12 & 0xf, snpsid & 0xfff); - if ((snpsid & DWC2_SNPSID_DEVID_MASK) != DWC2_SNPSID_DEVID_VER_2xx) { + if ((snpsid & DWC2_SNPSID_DEVID_MASK) != DWC2_SNPSID_DEVID_VER_2xx && + (snpsid & DWC2_SNPSID_DEVID_MASK) != DWC2_SNPSID_DEVID_VER_3xx) { printf("SNPSID invalid (not DWC2 OTG device): %08x\n", snpsid); return -ENODEV; } diff --git a/drivers/usb/host/dwc2.h b/drivers/usb/host/dwc2.h index ba08fd554f..1e0f502a2b 100644 --- a/drivers/usb/host/dwc2.h +++ b/drivers/usb/host/dwc2.h @@ -729,6 +729,7 @@ struct dwc2_core_regs { #define DWC2_PCGCCTL_DEEP_SLEEP (1 << 7) #define DWC2_PCGCCTL_DEEP_SLEEP_OFFSET 7 #define DWC2_SNPSID_DEVID_VER_2xx (0x4f542 << 12) +#define DWC2_SNPSID_DEVID_VER_3xx (0x4f543 << 12) #define DWC2_SNPSID_DEVID_MASK (0xfffff << 12) #define DWC2_SNPSID_DEVID_OFFSET 12 |