From patchwork Wed Feb 12 21:57:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tao Ren X-Patchwork-Id: 11379217 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 1892D109A for ; Wed, 12 Feb 2020 21:57:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EC2AD20848 for ; Wed, 12 Feb 2020 21:57:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="osRYjOE+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729201AbgBLV5f (ORCPT ); Wed, 12 Feb 2020 16:57:35 -0500 Received: from mail-pl1-f195.google.com ([209.85.214.195]:38683 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729187AbgBLV5e (ORCPT ); Wed, 12 Feb 2020 16:57:34 -0500 Received: by mail-pl1-f195.google.com with SMTP id t6so1466476plj.5; Wed, 12 Feb 2020 13:57:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=9R6etbCWA0Xr2BLGZcOqv2B9uQVoWrtEKoDia/3gAmc=; b=osRYjOE+S4T3n2NX0HckDlon9Ckir9iwsJmHpigKf1urq1gHixNS0a5L+hQfjn9x4E I38sDSoWvbI411/D5L2/GcxtFReZDMVHboDByJoSBq7uXGhrAobi08neBsYuinyuefT7 U70dh3OWgaDfKIEGnYUq8W7OHi7LiTjCm0+kshx930BsyYCl0BNzzBHy/rdKsQgUU2Os dfg7wZWCIxvPqVyD2tQiC1C2IZ3rg3POxvn49shta10lilX9xR4IFt/JkSYnmXBqKH1L iGlqednqnHlw1wwYaL0EX7uStpHr6ZGyDi5VQUh60wuIEUXbkR8lVUhhjqtXM1kMVo4G CMsw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=9R6etbCWA0Xr2BLGZcOqv2B9uQVoWrtEKoDia/3gAmc=; b=QHpWB+zgCdt4u/WuIfeT1LBvBg6tvd9/f94LxDCYl80cU5eE0OVW34Zj40D1TKYrCm RZTRkLjxqljoSHTwVIlxgptWgnM/EOea0MFOk0X3n7CI6uS98dCOKtUrCundLwBtwwsL ENZVSmdvmNiPpDf0Mh275Q9pS2bPdpmzW14qXvUNJXIh7Vs66v1xci7ENmiz4SzAyyju 6Nw9yS7oOIhUTegwJLvvnMmmd8JJGO9zMgzugqwcBNR6NkzOg8TZTo3pNW2MCGSj60wj TvXiQJgmfax1E8fMrqdwA/8x+ZzOzAeIlt6QDVnYxcGOWjW/3aFUX/v0zQgDcd9JAlh6 km6w== X-Gm-Message-State: APjAAAW6wah8O1KLWXiOwyuyzAHFeU7bsg7g7oZ4NCvetDQC5Oh0viIY 747tFTSrCnYGallqfyf775s= X-Google-Smtp-Source: APXvYqzMHlXDWxZW/3jPrNt/96ahoooGu6f8sVpoYs+rHds8Honw0tY8c71S8PpAo8bLxh2IziT3yQ== X-Received: by 2002:a17:90a:8a8d:: with SMTP id x13mr1244687pjn.97.1581544651829; Wed, 12 Feb 2020 13:57:31 -0800 (PST) Received: from taoren-ubuntu-R90MNF91.thefacebook.com ([2620:10d:c090:200::3:533f]) by smtp.gmail.com with ESMTPSA id r6sm214431pfh.91.2020.02.12.13.57.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 12 Feb 2020 13:57:31 -0800 (PST) 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 4/5] usb: gadget: aspeed: add ast2600 vhub support Date: Wed, 12 Feb 2020 13:57:16 -0800 Message-Id: <20200212215717.9474-5-rentao.bupt@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200212215717.9474-1-rentao.bupt@gmail.com> References: <20200212215717.9474-1-rentao.bupt@gmail.com> Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org From: Tao Ren Add AST2600 support in aspeed-vhub driver. There are 3 major differences between AST2500 and AST2600 vhub: - AST2600 supports 7 downstream ports while AST2500 supports 5. - AST2600 supports 21 generic endpoints while AST2500 supports 15. - EP0 data buffer's 8-byte DMA alignment restriction is removed from AST2600. Signed-off-by: Tao Ren Reviewed-by: Andrew Jeffery Reviewed-by: Joel Stanley --- Changes in v2: - removed "ast_vhub_config" related logic. drivers/usb/gadget/udc/aspeed-vhub/Kconfig | 4 ++-- drivers/usb/gadget/udc/aspeed-vhub/core.c | 3 +++ 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/usb/gadget/udc/aspeed-vhub/Kconfig b/drivers/usb/gadget/udc/aspeed-vhub/Kconfig index 83ba8a2eb6af..605500b19cf3 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/Kconfig +++ b/drivers/usb/gadget/udc/aspeed-vhub/Kconfig @@ -4,5 +4,5 @@ config USB_ASPEED_VHUB depends on ARCH_ASPEED || COMPILE_TEST depends on USB_LIBCOMPOSITE help - USB peripheral controller for the Aspeed AST2500 family - SoCs supporting the "vHub" functionality and USB2.0 + USB peripheral controller for the Aspeed AST2400, AST2500 and + AST2600 family SoCs supporting the "vHub" functionality and USB2.0 diff --git a/drivers/usb/gadget/udc/aspeed-vhub/core.c b/drivers/usb/gadget/udc/aspeed-vhub/core.c index d6f737fac4e2..166d7182e2c0 100644 --- a/drivers/usb/gadget/udc/aspeed-vhub/core.c +++ b/drivers/usb/gadget/udc/aspeed-vhub/core.c @@ -423,6 +423,9 @@ static const struct of_device_id ast_vhub_dt_ids[] = { { .compatible = "aspeed,ast2500-usb-vhub", }, + { + .compatible = "aspeed,ast2600-usb-vhub", + }, { } }; MODULE_DEVICE_TABLE(of, ast_vhub_dt_ids);