From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Sat, 22 Jan 2005 17:23:46 +0000 (GMT) Received: from gateway-1237.mvista.com ([IPv6:::ffff:12.44.186.158]:33780 "EHLO prometheus.mvista.com") by linux-mips.org with ESMTP id ; Sat, 22 Jan 2005 17:23:40 +0000 Received: from prometheus.mvista.com (localhost.localdomain [127.0.0.1]) by prometheus.mvista.com (8.12.8/8.12.8) with ESMTP id j0MHNcdh023556; Sat, 22 Jan 2005 09:23:38 -0800 Received: (from mlachwani@localhost) by prometheus.mvista.com (8.12.8/8.12.8/Submit) id j0MHNcsB023554; Sat, 22 Jan 2005 09:23:38 -0800 Date: Sat, 22 Jan 2005 09:23:38 -0800 From: Manish Lachwani To: linux-mips@linux-mips.org Cc: ralf@linux-mips.org Subject: [PATCH] Support for backplane on TX4927 based board Message-ID: <20050122172338.GA23536@prometheus.mvista.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="KsGdsel6WgEHnImy" Content-Disposition: inline User-Agent: Mutt/1.4.1i 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: 6999 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: mlachwani@mvista.com Precedence: bulk X-list: linux-mips --KsGdsel6WgEHnImy Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Ralf, Attached patch implements support for backplane on TX4927 based board. Please review and/or apply Thanks Manish Lachwani --KsGdsel6WgEHnImy Content-Type: text/plain; charset=us-ascii Content-Disposition: inline; filename="common_mips_tx4927_backplane.patch" Source: MontaVista Software, Inc. | URL | Manish Lachwani MR: 9894 Type: Defect Fix Disposition: Submitted to Linux-MIPS Keywords: Signed-off-by: Manish Lachwani Description: Backplane support for TX4927 based board in 2.6.10 Index: linux-2.6.10/arch/mips/tx4927/common/smsc_fdc37m81x.c =================================================================== --- /dev/null +++ linux-2.6.10/arch/mips/tx4927/common/smsc_fdc37m81x.c @@ -0,0 +1,194 @@ +/* + * linux/arch/mips/tx4927/common/smsc_fdc37m81x.c + * + * Interface for smsc fdc48m81x Super IO chip + * + * Author: MontaVista Software, Inc. source@mvista.com + * + * 2001-2003 (c) MontaVista Software, Inc. This file is licensed under + * the terms of the GNU General Public License version 2. This program + * is licensed "as is" without any warranty of any kind, whether express + * or implied. + * + * Copyright 2004 (c) MontaVista Software, Inc. + */ + +#include +#include +#include +#include +#include + +#define DEBUG + +/* Common Registers */ +#define SMSC_FDC37M81X_CONFIG_INDEX 0x00 +#define SMSC_FDC37M81X_CONFIG_DATA 0x01 +#define SMSC_FDC37M81X_CONF 0x02 +#define SMSC_FDC37M81X_INDEX 0x03 +#define SMSC_FDC37M81X_DNUM 0x07 +#define SMSC_FDC37M81X_DID 0x20 +#define SMSC_FDC37M81X_DREV 0x21 +#define SMSC_FDC37M81X_PCNT 0x22 +#define SMSC_FDC37M81X_PMGT 0x23 +#define SMSC_FDC37M81X_OSC 0x24 +#define SMSC_FDC37M81X_CONFPA0 0x26 +#define SMSC_FDC37M81X_CONFPA1 0x27 +#define SMSC_FDC37M81X_TEST4 0x2B +#define SMSC_FDC37M81X_TEST5 0x2C +#define SMSC_FDC37M81X_TEST1 0x2D +#define SMSC_FDC37M81X_TEST2 0x2E +#define SMSC_FDC37M81X_TEST3 0x2F + +/* Logical device numbers */ +#define SMSC_FDC37M81X_FDD 0x00 +#define SMSC_FDC37M81X_SERIAL1 0x04 +#define SMSC_FDC37M81X_SERIAL2 0x05 +#define SMSC_FDC37M81X_KBD 0x07 + +/* Logical device Config Registers */ +#define SMSC_FDC37M81X_ACTIVE 0x30 +#define SMSC_FDC37M81X_BASEADDR0 0x60 +#define SMSC_FDC37M81X_BASEADDR1 0x61 +#define SMSC_FDC37M81X_INT 0x70 +#define SMSC_FDC37M81X_INT2 0x72 +#define SMSC_FDC37M81X_MODE 0xF0 + +/* Chip Config Values */ +#define SMSC_FDC37M81X_CONFIG_ENTER 0x55 +#define SMSC_FDC37M81X_CONFIG_EXIT 0xaa +#define SMSC_FDC37M81X_CHIP_ID 0x4d + +static unsigned long g_smsc_fdc37m81x_base = 0; + +static inline unsigned char +smsc_fdc37m81x_rd(unsigned char index) +{ + outb(index, g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_INDEX); + return inb(g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_DATA); +} + +static inline void +smsc_dc37m81x_wr(unsigned char index, unsigned char data) +{ + outb(index, g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_INDEX); + outb(data, g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_DATA); + return; +} + +void +smsc_fdc37m81x_config_beg(void) +{ + if (g_smsc_fdc37m81x_base) { + outb(SMSC_FDC37M81X_CONFIG_ENTER, + g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_INDEX); + } + return; +} + +void +smsc_fdc37m81x_config_end(void) +{ + if (g_smsc_fdc37m81x_base) { + outb(SMSC_FDC37M81X_CONFIG_EXIT, + g_smsc_fdc37m81x_base + SMSC_FDC37M81X_CONFIG_INDEX); + } + return; +} + +u8 +smsc_fdc37m81x_config_get(u8 reg) +{ + u8 val = 0; + if (g_smsc_fdc37m81x_base) { + val = smsc_fdc37m81x_rd(reg); + } + return (val); +} + +void +smsc_fdc37m81x_config_set(u8 reg, u8 val) +{ + if (g_smsc_fdc37m81x_base) { + smsc_dc37m81x_wr(reg, val); + } + return; +} + +unsigned long __init +smsc_fdc37m81x_init(unsigned long port) +{ + u8 chip_id; + + if (g_smsc_fdc37m81x_base) { + printk("smsc_fdc37m81x_init() stepping on old base=0x%08x\n", + g_smsc_fdc37m81x_base); + } + + g_smsc_fdc37m81x_base = port; + + smsc_fdc37m81x_config_beg(); + + chip_id = smsc_fdc37m81x_rd(SMSC_FDC37M81X_DID); + if (chip_id == SMSC_FDC37M81X_CHIP_ID) { + smsc_fdc37m81x_config_end(); + } else { + printk("smsc_fdc37m81x_init() unknow chip id 0x%02x\n", + chip_id); + g_smsc_fdc37m81x_base = 0; + } + + return (g_smsc_fdc37m81x_base); +} + +#ifdef DEBUG +void +smsc_fdc37m81x_config_dump_one(char *key, u8 dev, u8 reg) +{ + printk("%s: dev=0x%02x reg=0x%02x val=0x%02x\n", key, dev, reg, + smsc_fdc37m81x_rd(reg)); + return; +} +#endif + +#ifdef DEBUG +void +smsc_fdc37m81x_config_dump(void) +{ + u8 orig; + char *fname = "smsc_fdc37m81x_config_dump()"; + + smsc_fdc37m81x_config_beg(); + + orig = smsc_fdc37m81x_rd(SMSC_FDC37M81X_DNUM); + + printk("%s: common\n", fname); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE, + SMSC_FDC37M81X_DNUM); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE, + SMSC_FDC37M81X_DID); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE, + SMSC_FDC37M81X_DREV); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE, + SMSC_FDC37M81X_PCNT); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_NONE, + SMSC_FDC37M81X_PMGT); + + printk("%s: keyboard\n", fname); + smsc_dc37m81x_wr(SMSC_FDC37M81X_DNUM, SMSC_FDC37M81X_KBD); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_KBD, + SMSC_FDC37M81X_ACTIVE); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_KBD, + SMSC_FDC37M81X_INT); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_KBD, + SMSC_FDC37M81X_INT2); + smsc_fdc37m81x_config_dump_one(fname, SMSC_FDC37M81X_KBD, + SMSC_FDC37M81X_LDCR_F0); + + smsc_dc37m81x_wr(SMSC_FDC37M81X_DNUM, orig); + + smsc_fdc37m81x_config_end(); + + return; +} +#endif Index: linux-2.6.10/arch/mips/tx4927/common/tx4927_setup.c =================================================================== --- linux-2.6.10.orig/arch/mips/tx4927/common/tx4927_setup.c +++ linux-2.6.10/arch/mips/tx4927/common/tx4927_setup.c @@ -129,8 +129,6 @@ return; } -indent: Standard input:25: Error:Unexpected end of file - void dump_cp0(char *key) { --KsGdsel6WgEHnImy--