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[24.4.25.55]) by smtp.gmail.com with ESMTPSA id 13sm61431882pgo.13.2020.03.15.12.16.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Mar 2020 12:16:39 -0700 (PDT) From: rentao.bupt@gmail.com To: Felipe Balbi , Greg Kroah-Hartman , Joel Stanley , Andrew Jeffery , Benjamin Herrenschmidt , Chunfeng Yun , Colin Ian King , Stephen Boyd , Rob Herring , Mark Rutland , linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, openbmc@lists.ozlabs.org, taoren@fb.com Cc: Tao Ren Subject: [PATCH v2 0/6] usb: gadget: aspeed: allow to customize vhub device Date: Sun, 15 Mar 2020 12:16:26 -0700 Message-Id: <20200315191632.12536-1-rentao.bupt@gmail.com> X-Mailer: git-send-email 2.17.1 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Tao Ren This patch series allows people to customize aspeed-usb-vhub device IDs and strings via device tree. Patch #1 converts the single "usb_gadget_strings" instance to a list of "usb_gadget_strings" so it's more convenient to support miltiple languages. Patch #2 moves LANGID validation code from configfs.c to usbstring.c so it can be used by aspeed-vhub driver. Patch #3 initializes aspeed-vhub strings with default, or from device tree if according device tree properties are defined. Patch #4 overrides aspeed-vhub's device IDs if according properties are defined in device tree. Patch #5 moves fixup-usb1-dev-desc logic from get-descriptor handler to vhub-init time so the descriptor is patched only once. Patch #6 documents new device tree properties in dt-binding document. Tao Ren (6): usb: gadget: aspeed: support multiple language strings usb: gadget: add "usb_validate_langid" function usb: gadget: aspeed: allow to set usb strings in device tree usb: gadget: aspeed: allow to set device IDs in device tree usb: gadget: aspeed: fixup usb1 device descriptor at init time dt-bindings: usb: document aspeed vhub device ID/string properties .../bindings/usb/aspeed,usb-vhub.yaml | 68 +++++ drivers/usb/gadget/configfs.c | 14 +- drivers/usb/gadget/udc/aspeed-vhub/core.c | 4 +- drivers/usb/gadget/udc/aspeed-vhub/hub.c | 236 ++++++++++++++++-- drivers/usb/gadget/udc/aspeed-vhub/vhub.h | 4 +- drivers/usb/gadget/usbstring.c | 24 ++ include/linux/usb/gadget.h | 3 + 7 files changed, 312 insertions(+), 41 deletions(-) -- 2.17.1