From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751692AbcEKGAj (ORCPT ); Wed, 11 May 2016 02:00:39 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:8438 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751276AbcEKGAh (ORCPT ); Wed, 11 May 2016 02:00:37 -0400 From: Kefeng Wang To: Greg Kroah-Hartman CC: Jiri Slaby , , , , Wei Xu , Kefeng Wang Subject: [PATCH] serial: 8250_early: Add earlycon support for Synopsys DesignWare ABP UART Date: Wed, 11 May 2016 14:06:01 +0800 Message-ID: <1462946761-11982-1-git-send-email-wangkefeng.wang@huawei.com> X-Mailer: git-send-email 2.6.0.GIT MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.100.166] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A090203.5732CA80.008B,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 8739a346f83e643a37b665d21cf45bce Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some board like Hisilicon D02 uses Synopsys DesignWare ABP UART, declare an OF early console for it, so early console device can be enabled with comand line "earlycon"(without option) via the "stdout-path" property in device-tree. Signed-off-by: Kefeng Wang --- drivers/tty/serial/8250/8250_early.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/tty/serial/8250/8250_early.c b/drivers/tty/serial/8250/8250_early.c index 8d08ff5..85a12f0 100644 --- a/drivers/tty/serial/8250/8250_early.c +++ b/drivers/tty/serial/8250/8250_early.c @@ -150,6 +150,7 @@ EARLYCON_DECLARE(uart, early_serial8250_setup); OF_EARLYCON_DECLARE(ns16550, "ns16550", early_serial8250_setup); OF_EARLYCON_DECLARE(ns16550a, "ns16550a", early_serial8250_setup); OF_EARLYCON_DECLARE(uart, "nvidia,tegra20-uart", early_serial8250_setup); +OF_EARLYCON_DECLARE(uart, "snps,dw-apb-uart", early_serial8250_setup); #ifdef CONFIG_SERIAL_8250_OMAP -- 2.6.0.GIT