From patchwork Sat May 30 01:50:59 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bintian Wang X-Patchwork-Id: 6512211 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 187D39F1CC for ; Sat, 30 May 2015 01:54:43 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 442AC20495 for ; Sat, 30 May 2015 01:54:42 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6523A2042B for ; Sat, 30 May 2015 01:54:41 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1YyVwz-0001uv-Sd; Sat, 30 May 2015 01:52:37 +0000 Received: from szxga01-in.huawei.com ([58.251.152.64]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1YyVwb-0001Vy-RQ for linux-arm-kernel@lists.infradead.org; Sat, 30 May 2015 01:52:15 +0000 Received: from 172.24.2.119 (EHLO szxeml432-hub.china.huawei.com) ([172.24.2.119]) by szxrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id COR84180; Sat, 30 May 2015 09:46:46 +0800 (CST) Received: from localhost.localdomain (10.110.52.31) by szxeml432-hub.china.huawei.com (10.82.67.209) with Microsoft SMTP Server id 14.3.158.1; Sat, 30 May 2015 09:46:35 +0800 From: Bintian Wang To: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Subject: [PATCH v9 4/6] Documentation: DT: PL011: hi6220: add compatible string for Hisilicon designed UART Date: Sat, 30 May 2015 09:50:59 +0800 Message-ID: <1432950661-23060-5-git-send-email-bintian.wang@huawei.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1432950661-23060-1-git-send-email-bintian.wang@huawei.com> References: <1432950661-23060-1-git-send-email-bintian.wang@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.110.52.31] X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20150529_185214_369331_EBA6000B X-CRM114-Status: UNSURE ( 5.72 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.0 (/) Cc: dan.zhao@hisilicon.com, huxinwei@huawei.com, bintian.wang@huawei.com, xuyiping@hisilicon.com, wangbintian@gmail.com, victor.lixin@hisilicon.com, puck.chen@hisilicon.com, wangbinghui@hisilicon.com, zhenwei.wang@hisilicon.com, liguozhu@hisilicon.com, kong.kongxinwei@hisilicon.com, heyunlei@huawei.com, w.f@huawei.com, z.liuxinliang@huawei.com X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Hisilicon does some performance enhancements based on PL011(e.g. larger FIFO length), so add one compatible string "hisilicon,hi6220-uart" for future optimisations or workarounds works. Signed-off-by: Bintian Wang Suggested-by: Mark Rutland --- Documentation/devicetree/bindings/serial/pl011.txt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/serial/pl011.txt b/Documentation/devicetree/bindings/serial/pl011.txt index ba3ecb8..cb9fd9d 100644 --- a/Documentation/devicetree/bindings/serial/pl011.txt +++ b/Documentation/devicetree/bindings/serial/pl011.txt @@ -1,7 +1,9 @@ * ARM AMBA Primecell PL011 serial UART Required properties: -- compatible: must be "arm,primecell", "arm,pl011" +- compatible: should contain one of the following sequences: + * "arm,pl011", "arm,primecell" + * "hisilicon,hi6220-pl011", "arm,pl011", "arm,primecell" - reg: exactly one register range with length 0x1000 - interrupts: exactly one interrupt specifier