From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Thu, 04 Jun 2009 15:23:03 +0100 (WEST) Received: from mail-fx0-f223.google.com ([209.85.220.223]:33447 "EHLO mail-fx0-f223.google.com" rhost-flags-OK-OK-OK-OK) by ftp.linux-mips.org with ESMTP id S20022294AbZFDOW5 (ORCPT ); Thu, 4 Jun 2009 15:22:57 +0100 Received: by fxm23 with SMTP id 23so821613fxm.0 for ; Thu, 04 Jun 2009 07:22:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:sender:from:date:subject :mime-version:x-uid:x-length:to:content-type :content-transfer-encoding:content-disposition:message-id; bh=XfqWeE+3z+P3ZxRjqykV8MEbMBD2dZ5U2AH83hfUcN4=; b=iTzLthrC7wJQcUZ8YY3SHLha28wj3oyr3kxoNWsv14VA/OJS6msv6y96kvjKMH8/8g 45JmbAGX1xNPOoxi1t+eWD49MX6v+ebtrBHL7lFOZHsVU2EK5fXCY/D6f0QsYTqzeytR TkKpcJiuY3hTQpFpIs0+jOyiZzYctq5m7KT2k= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:from:date:subject:mime-version:x-uid:x-length:to :content-type:content-transfer-encoding:content-disposition :message-id; b=Ky/4OFA264c1bnvi3rRbcRWutEWGWaGBLXRK7R+TNpCxtrwiJV83Jn5+ecMc2+0wqY fTjzQ/q1pmKJafX1kGB8yJCAgQbk3fcxd2lV4hwLfVGqu1bDgqKpv2EqSL+snIZH6LiJ ZapCIHRkSqTpip+AfqValaARXCM9f8j5HioPw= Received: by 10.86.59.18 with SMTP id h18mr2608879fga.44.1244125371206; Thu, 04 Jun 2009 07:22:51 -0700 (PDT) Received: from florian.lab.openpattern.org (lab.openpattern.org [82.240.16.241]) by mx.google.com with ESMTPS id e20sm1967829fga.15.2009.06.04.07.22.49 (version=TLSv1/SSLv3 cipher=RC4-MD5); Thu, 04 Jun 2009 07:22:50 -0700 (PDT) From: Florian Fainelli Date: Thu, 4 Jun 2009 16:22:46 +0200 Subject: [PATCH 8/8] 8250: add Texas Instruments AR7 internal UART MIME-Version: 1.0 X-UID: 239 X-Length: 2074 To: "Linux-MIPS" , Ralf Baechle , linux-kernel@vger.kernel.org, Alan Cox , linux-serial@vger.kernel.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200906041622.47591.florian@openwrt.org> Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 23278 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: florian@openwrt.org Precedence: bulk X-list: linux-mips Hi Alan, We discussed that in private, there are a couple of things to fix in order to get 8250 working properly with TI AR7 HW. If you can still merge that bit, this would ease future work, thanks ! -- From: Florian Fainelli This patch adds support for Texas Instruments AR7 internal UART. Signed-off-by: Florian Fainelli --- diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index a0127e9..fb867a9 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -287,6 +287,13 @@ static const struct serial8250_config uart_config[] = { .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10, .flags = UART_CAP_FIFO, }, + [PORT_AR7] = { + .name = "AR7", + .fifo_size = 16, + .tx_loadsz = 16, + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_00, + .flags = UART_CAP_FIFO | UART_CAP_AFE, + }, }; #if defined (CONFIG_SERIAL_8250_AU1X00) diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 57a97e5..48766ea 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -41,7 +41,8 @@ #define PORT_XSCALE 15 #define PORT_RM9000 16 /* PMC-Sierra RM9xxx internal UART */ #define PORT_OCTEON 17 /* Cavium OCTEON internal UART */ -#define PORT_MAX_8250 17 /* max port ID */ +#define PORT_AR7 18 /* Texas Instruments AR7 internal UART */ +#define PORT_MAX_8250 18 /* max port ID */ /* * ARM specific type numbers. These are not currently guaranteed