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openwrt-xburst/target/linux/linux-2.6/patches/brcm/002-diag_led.patch
wbx edb5e48d01 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
2005-09-10 22:08:13 +00:00

289 lines
7.1 KiB
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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);
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