add first steps for led driver port to 2.6

git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@1896 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 288 insertions, 0 deletions

diff --git a/target/linux/linux-2.6/patches/brcm/002-diag_led.patch b/target/linux/linux-2.6/patches/brcm/002-diag_led.patch
new file mode 100644
index 0000000000..a0f36e669c
--- /dev/null
+++ b/target/linux/linux-2.6/patches/brcm/002-diag_led.patch
@@ -0,0 +1,288 @@
+diff -Nur linux-2.6.12.5/drivers/net/Kconfig linux-2.6.12.5-diag/drivers/net/Kconfig
+--- linux-2.6.12.5/drivers/net/Kconfig	2005-08-15 02:20:18.000000000 +0200
++++ linux-2.6.12.5-diag/drivers/net/Kconfig	2005-09-10 23:08:53.209908656 +0200
+@@ -41,6 +41,11 @@
+ 	  Instead of 'dummy', the devices will then be called 'dummy0',
+ 	  'dummy1' etc.
+ 
++config DIAG_LED
++	tristate "Led driver for Broadcom BCM97xx"
++	---help---
++	  Say m if you like the led to signal status of operation.
++
+ config BONDING
+ 	tristate "Bonding driver support"
+ 	depends on NETDEVICES
+diff -Nur linux-2.6.12.5/drivers/net/Makefile linux-2.6.12.5-diag/drivers/net/Makefile
+--- linux-2.6.12.5/drivers/net/Makefile	2005-08-15 02:20:18.000000000 +0200
++++ linux-2.6.12.5-diag/drivers/net/Makefile	2005-09-08 17:49:02.249278160 +0200
+@@ -1,6 +1,7 @@
+ #
+ # Makefile for the Linux network (ethercard) device drivers.
+ #
++obj-$(CONFIG_DIAG_LED) += diag/
+ 
+ ifeq ($(CONFIG_ISDN_PPP),y)
+   obj-$(CONFIG_ISDN) += slhc.o
+diff -Nur linux-2.6.12.5/drivers/net/diag/Makefile linux-2.6.12.5-diag/drivers/net/diag/Makefile
+--- linux-2.6.12.5/drivers/net/diag/Makefile	1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.12.5-diag/drivers/net/diag/Makefile	2005-09-10 19:45:26.596290216 +0200
+@@ -0,0 +1,5 @@
++#$Id$
++
++EXTRA_CFLAGS := -I$(TOPDIR)/arch/mips/bcm947xx/include -DBCMDRIVER
++
++obj-$(CONFIG_DIAG_LED) += diag.o
+diff -Nur linux-2.6.12.5/drivers/net/diag/diag.c linux-2.6.12.5-diag/drivers/net/diag/diag.c
+--- linux-2.6.12.5/drivers/net/diag/diag.c	1970-01-01 01:00:00.000000000 +0100
++++ linux-2.6.12.5-diag/drivers/net/diag/diag.c	2005-09-10 18:51:02.727849016 +0200
+@@ -0,0 +1,249 @@
++/*
++ * diag_led.c - replacement diag module
++ *
++ * Copyright (C) 2004 Mike Baker,
++ *                    Imre Kaloz <kaloz@dune.hu>
++ *
++ * This program is free software; you can redistribute it and/or
++ * modify it under the terms of the GNU General Public License
++ * as published by the Free Software Foundation; either version 2
++ * of the License, or (at your option) any later version.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++ * GNU General Public License for more details.
++ *
++ * You should have received a copy of the GNU General Public License
++ * along with this program; if not, write to the Free Software
++ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
++ *
++ * $Id$
++ */
++
++/*
++ * ChangeLog:
++ * 2004/03/28 initial release 
++ * 2004/08/26 asus & buffalo support added
++ * 2005/03/14 asus wl-500g deluxe and buffalo v2 support added
++ * 2005/04/13 added licensing informations
++ * 2005/04/18 base reset polarity off initial readings
++ */
++
++#include <linux/module.h>
++#include <linux/init.h>
++#include <linux/kernel.h>
++#include <linux/sysctl.h>
++#include <asm/io.h>
++#include <typedefs.h>
++#include <bcmdevs.h>
++#include <sbutils.h>
++
++extern char * nvram_get(const char *name);
++static void *sbh;
++
++// v2.x - - - - -
++#define DIAG_GPIO (1<<1)
++#define DMZ_GPIO  (1<<7)
++
++/*
++static void set_gpio(uint32 mask, uint32 value) {
++	sb_gpiocontrol(sbh,mask,0);
++	sb_gpioouten(sbh,mask,mask);
++	sb_gpioout(sbh,mask,value);
++}
++
++static void v2_set_diag(u8 state) {
++	set_gpio(DIAG_GPIO,state);
++}
++static void v2_set_dmz(u8 state) {
++	set_gpio(DMZ_GPIO,state);
++}
++*/
++
++/*
++// v1.x - - - - -
++#define LED_DIAG   0x13
++#define LED_DMZ    0x12
++
++static void v1_set_diag(u8 state) {
++	if (!state) {
++		*(volatile u8*)(KSEG1ADDR(BCM4710_EUART)+LED_DIAG)=0xFF;
++	} else {
++		*(volatile u8*)(KSEG1ADDR(BCM4710_EUART)+LED_DIAG);
++	}
++}
++static void v1_set_dmz(u8 state) {
++	if (!state) {
++		*(volatile u8*)(KSEG1ADDR(BCM4710_EUART)+LED_DMZ)=0xFF;
++	} else {
++		*(volatile u8*)(KSEG1ADDR(BCM4710_EUART)+LED_DMZ);
++	}
++}
++*/
++
++// - - - - -
++static void ignore(u8 ignored) {};
++
++// - - - - -
++#define BIT_DMZ         0x01
++#define BIT_DIAG        0x04
++
++void (*set_diag)(u8 state);
++void (*set_dmz)(u8 state);
++
++static unsigned int diag = 0;
++
++static void diag_change()
++{
++	set_diag(0xFF); // off
++	set_dmz(0xFF); // off
++
++	if(diag & BIT_DIAG)
++		set_diag(0x00); // on
++	if(diag & BIT_DMZ)
++		set_dmz(0x00); // on
++}
++
++static int proc_diag(ctl_table *table, int write, struct file *filp,
++		void *buffer, size_t *lenp, loff_t *ppos)
++{
++	int r;
++	r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
++	if (write && !r) {
++		diag_change();
++	}
++	return r;
++}
++
++// - - - - -
++static unsigned char reset_gpio = 0;
++static unsigned char reset_polarity = 0;
++static unsigned int reset = 0;
++
++static int proc_reset(ctl_table *table, int write, struct file *filp,
++		void *buffer, size_t *lenp, loff_t *ppos)
++{
++
++	if (reset_gpio) {
++		sb_gpiocontrol(sbh,reset_gpio,reset_gpio);
++		sb_gpioouten(sbh,reset_gpio,0);
++		reset=!(sb_gpioin(sbh)&reset_gpio);
++
++		if (reset_polarity) reset=!reset;
++	} else {
++		reset=0;
++	}
++
++	return proc_dointvec(table, write, filp, buffer, lenp, ppos);
++}
++
++// - - - - -
++static struct ctl_table_header *diag_sysctl_header;
++
++static ctl_table sys_diag[] = {
++         { 
++	   ctl_name: 2000,
++	   procname: "diag", 
++	   data: &diag,
++	   maxlen: sizeof(diag), 
++	   mode: 0644,
++	   proc_handler: proc_diag
++	 },
++	 {
++	   ctl_name: 2001,
++	   procname: "reset",
++	   data: &reset,
++	   maxlen: sizeof(reset),
++	   mode: 0444,
++	   proc_handler: proc_reset 
++	 },
++         { 0 }
++};
++
++static int __init diag_init()
++{
++	//char *buf;
++	u32 board_type;
++	sbh = sb_kattach();
++	sb_gpiosetcore(sbh);
++
++	board_type = sb_boardtype(sbh);
++	printk(KERN_INFO "diag boardtype: %08x\n",board_type);
++
++	set_diag=ignore;
++	set_dmz=ignore;
++	
++	/*
++	buf=nvram_get("boardrev");
++	if (((board_type & 0xf00) == 0x400) && strcmp(buf,"0x10")) {
++		buf=nvram_get("boardtype")?:"";
++		if (!strcmp(buf,"bcm94710dev")) {
++			buf=nvram_get("boardnum")?:"";
++			if (!strcmp(buf,"42")) {
++				// wrt54g v1.x
++				set_diag=v1_set_diag;
++				set_dmz=v1_set_dmz;
++				reset_gpio=(1<<6);
++			}
++			if (!strcmp(buf,"asusX")) {
++				//asus wl-500g
++				reset_gpio=(1<<6);
++			}
++		}
++		if (!strcmp(buf,"bcm94710ap")) {
++			buf=nvram_get("boardnum")?:"";
++			if (!strcmp(buf,"42")) {
++				// buffalo
++				set_dmz=v2_set_dmz;
++				reset_gpio=(1<<4);
++			}
++			if (!strcmp(buf,"44")) {
++				//dell truemobile
++				set_dmz=v2_set_dmz;
++				reset_gpio=(1<<0);
++			}
++		}
++	} else {
++		buf=nvram_get("boardnum")?:"";
++		if (!strcmp(buf,"42")) {
++			//linksys
++			set_diag=v2_set_diag;
++			set_dmz=v2_set_dmz;
++			reset_gpio=(1<<6);
++		}
++		if (!strcmp(buf,"44")) {
++			//motorola
++			reset_gpio=(1<<5);
++		}
++		if (!strcmp(buf,"00")) {
++			//buffalo
++			reset_gpio=(1<<7);
++		}
++		if (!strcmp(buf,"45")) {
++			//wl-500g deluxe
++			reset_gpio=(1<<6);
++		}
++	}
++
++	*/	
++	sb_gpiocontrol(sbh,reset_gpio,reset_gpio);
++	sb_gpioouten(sbh,reset_gpio,0);
++	reset_polarity=!(sb_gpioin(sbh)&reset_gpio);
++
++	diag_sysctl_header = register_sysctl_table(sys_diag, 0);
++	diag_change();
++
++	return 0;
++}
++
++static void __exit diag_exit()
++{
++	unregister_sysctl_table(diag_sysctl_header);
++}
++
++MODULE_AUTHOR("openwrt.org");
++MODULE_LICENSE("GPL");
++
++module_init(diag_init);
++module_exit(diag_exit);