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hoho: Add USB Billboard class device.

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BRANCH=none
BUG=chrome-os-partner:31192
TEST=manual
Plug hoho into samus and see:
    # lsusb -d 18d1:5010 -v

    Bus 001 Device 007: ID 18d1:5010 Google Inc.
    Device Descriptor:
      bLength                18
      bDescriptorType         1
      bcdUSB               2.01
      bDeviceClass           17
      bDeviceSubClass         0
      bDeviceProtocol         0
      bMaxPacketSize0        64
      idVendor           0x18d1 Google Inc.
      idProduct          0x5010
      bcdDevice            2.00
      iManufacturer           1 Google Inc.
      iProduct                2 Hoho
      iSerial                 3 v0.001
      bNumConfigurations      1
      Configuration Descriptor:
	bLength                 9
	bDescriptorType         2
	wTotalLength           10
	bNumInterfaces          0
	bConfigurationValue     1
	iConfiguration          0
	bmAttributes         0x80
	  (Bus Powered)
	MaxPower              500mA
    Binary Object Store Descriptor:
      bLength                 5
      bDescriptorType        15
      wTotalLength           73
      bNumDeviceCaps          2
    FIXME: alloc bigger buffer for device capability descriptors
    Device Status:     0x0000
      (Bus Powered)

Change-Id: I1431829f926eaf86477b49591e9b0adf2b4cb3a6
Signed-off-by: Todd Broch <tbroch@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/221571
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
This commit is contained in:
Todd Broch
2014-10-03 18:12:33 -07:00
committed by chrome-internal-fetch
parent 8a6c72022f
commit 03cbbb2be7
4 changed files with 101 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
include/usb.h
View File

@@ -257,7 +257,7 @@ static inline void memcpy_usbram(usb_uint *ebuf, const uint8_t *src, int size)
/* These descriptors defined in board code */
extern const void * const usb_strings[];
extern const uint8_t usb_string_desc[];
extern struct bos_context bos_ctx;
extern const struct bos_context bos_ctx;
/* Helpers for endpoint declaration */

2
include/usb_pd.h
View File

@@ -406,6 +406,8 @@ struct pd_policy {
/* USB-IF SIDs */
#define USB_SID_PD 0xff00 /* power delivery */
#define USB_SID_DISPLAYPORT 0xff01
#define USB_GOOGLE_TYPEC_URL "http://www.google.com/chrome/devices/typec"
/* USB Vendor ID assigned to Google Inc. */
#define USB_VID_GOOGLE 0x18d1