diff options
author | Anton Staaf <robotboy@chromium.org> | 2014-12-02 10:44:22 -0800 |
---|---|---|
committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2015-03-23 19:23:32 +0000 |
commit | 4002d66297f381c18e1118fa8e2cc156bc5baffd (patch) | |
tree | 1485974c5962699287b04163c93acda25a72c317 | |
parent | 2c3cf4d1a9d6ed732985ea495e8ebfe1d09a916b (diff) | |
download | chrome-ec-4002d66297f381c18e1118fa8e2cc156bc5baffd.tar.gz |
USB-SPI: Set the interface SubClass to Google SPI
This SubClass will provide a simple mechanism for
host tools to discover SPI bridge enabled devices.
Signed-off-by: Anton Staaf <robotboy@chromium.org>
BRANCH=None
BUG=None
TEST=make buildall -j
Change-Id: I0c800ca7b1a2ac58584eab8ba201a6b2a5a894ea
Reviewed-on: https://chromium-review.googlesource.com/260963
Trybot-Ready: Anton Staaf <robotboy@chromium.org>
Tested-by: Anton Staaf <robotboy@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Commit-Queue: Anton Staaf <robotboy@chromium.org>
-rw-r--r-- | chip/stm32/usb_spi.h | 4 | ||||
-rw-r--r-- | include/usb.h | 3 |
2 files changed, 5 insertions, 2 deletions
diff --git a/chip/stm32/usb_spi.h b/chip/stm32/usb_spi.h index 5da35c91f6..316c827420 100644 --- a/chip/stm32/usb_spi.h +++ b/chip/stm32/usb_spi.h @@ -148,8 +148,8 @@ struct usb_spi_config { .bAlternateSetting = 0, \ .bNumEndpoints = 2, \ .bInterfaceClass = USB_CLASS_VENDOR_SPEC, \ - .bInterfaceSubClass = 0, \ - .bInterfaceProtocol = 0, \ + .bInterfaceSubClass = USB_SUBCLASS_GOOGLE_SPI, \ + .bInterfaceProtocol = USB_PROTOCOL_GOOGLE_SPI, \ .iInterface = 0, \ }; \ const struct usb_endpoint_descriptor \ diff --git a/include/usb.h b/include/usb.h index 43eb409c1a..0f33d81a4b 100644 --- a/include/usb.h +++ b/include/usb.h @@ -160,6 +160,9 @@ struct usb_endpoint_descriptor { #define USB_SUBCLASS_GOOGLE_SERIAL 0x50 #define USB_PROTOCOL_GOOGLE_SERIAL 0x01 +#define USB_SUBCLASS_GOOGLE_SPI 0x51 +#define USB_PROTOCOL_GOOGLE_SPI 0x01 + /* Control requests */ /* bRequestType fields */ |