X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/b338f05ee4ea7a93400472733e4f5141b5e42cc5..3330f0fa390bb1da4c9049efd8f9f388c49ee6e6:/target/linux/brcm47xx/patches-2.6.23/610-ssb-watchdog-fix.patch

diff --git a/target/linux/brcm47xx/patches-2.6.23/610-ssb-watchdog-fix.patch b/target/linux/brcm47xx/patches-2.6.23/610-ssb-watchdog-fix.patch
index 55ba9a02f..f0a8772ce 100644
--- a/target/linux/brcm47xx/patches-2.6.23/610-ssb-watchdog-fix.patch
+++ b/target/linux/brcm47xx/patches-2.6.23/610-ssb-watchdog-fix.patch
@@ -1,53 +1,119 @@
---- a/drivers/ssb/driver_mipscore.c	2007-12-06 08:07:00.000000000 +0100
-+++ b/drivers/ssb/driver_mipscore.c	2007-12-06 10:27:43.000000000 +0100
-@@ -31,6 +31,19 @@
- 	ssb_write32(extif->dev, offset, value);
+--- a/drivers/ssb/Kconfig
++++ b/drivers/ssb/Kconfig
+@@ -105,6 +105,12 @@
+ 
+ 	  If unsure, say N
+ 
++# Assumption: We are on embedded, if we compile the MIPS core.
++config SSB_EMBEDDED
++	bool
++	depends on SSB_DRIVER_MIPS
++	default y
++
+ config SSB_DRIVER_EXTIF
+ 	bool "SSB Broadcom EXTIF core driver (EXPERIMENTAL)"
+ 	depends on SSB_DRIVER_MIPS && EXPERIMENTAL
+--- a/drivers/ssb/Makefile
++++ b/drivers/ssb/Makefile
+@@ -1,5 +1,6 @@
+ # core
+ ssb-y					+= main.o scan.o
++ssb-$(CONFIG_SSB_EMBEDDED)		+= embedded.o
+ 
+ # host support
+ ssb-$(CONFIG_SSB_PCIHOST)		+= pci.o pcihost_wrapper.o
+--- a/drivers/ssb/driver_extif.c
++++ b/drivers/ssb/driver_extif.c
+@@ -37,6 +37,12 @@
+ 	return value;
  }
  
-+/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
-+int
-+ssb_watchdog(struct ssb_bus *bus, uint ticks)
++void ssb_extif_watchdog_timer_set(struct ssb_extif *extif,
++				  u32 ticks)
 +{
-+	/* instant NMI */
-+	if (bus->chipco.dev)
-+		ssb_write32(bus->chipco.dev, SSB_CHIPCO_WATCHDOG, ticks);
-+	else if (bus->extif.dev)
-+		ssb_write32(bus->extif.dev, SSB_EXTIF_WATCHDOG, ticks);
-+	return 0;
++	extif_write32(extif, SSB_EXTIF_WATCHDOG, ticks);
 +}
-+EXPORT_SYMBOL(ssb_watchdog);
 +
- static const u32 ipsflag_irq_mask[] = {
- 	0,
- 	SSB_IPSFLAG_IRQ1,
---- a/include/linux/ssb/ssb_driver_mips.h	2007-12-06 08:07:00.000000000 +0100
-+++ b/include/linux/ssb/ssb_driver_mips.h	2007-12-06 10:32:36.000000000 +0100
-@@ -30,6 +30,8 @@
- 
- extern unsigned int ssb_mips_irq(struct ssb_device *dev);
- 
-+/* Set watchdog reset timer to fire in 'ticks' backplane cycles */
-+extern int ssb_watchdog(struct ssb_bus *bus, uint ticks);
+ #ifdef CONFIG_SSB_SERIAL
+ static bool serial_exists(u8 *regs)
+ {
+--- /dev/null
++++ b/drivers/ssb/embedded.c
+@@ -0,0 +1,26 @@
++/*
++ * Sonics Silicon Backplane
++ * Embedded systems support code
++ *
++ * Copyright 2005-2008, Broadcom Corporation
++ * Copyright 2006-2008, Michael Buesch <mb@bu3sch.de>
++ *
++ * Licensed under the GNU/GPL. See COPYING for details.
++ */
++
++#include <linux/ssb/ssb.h>
++#include <linux/ssb/ssb_embedded.h>
++
++
++int ssb_watchdog_timer_set(struct ssb_bus *bus, u32 ticks)
++{
++	if (ssb_chipco_available(&bus->chipco)) {
++		ssb_chipco_watchdog_timer_set(&bus->chipco, ticks);
++		return 0;
++	}
++	if (ssb_extif_available(&bus->extif)) {
++		ssb_extif_watchdog_timer_set(&bus->extif, ticks);
++		return 0;
++	}
++	return -ENODEV;
++}
+--- a/include/linux/ssb/ssb_driver_chipcommon.h
++++ b/include/linux/ssb/ssb_driver_chipcommon.h
+@@ -360,6 +360,11 @@
+ 	u16 fast_pwrup_delay;
+ };
  
- #else /* CONFIG_SSB_DRIVER_MIPS */
++static inline bool ssb_chipco_available(struct ssb_chipcommon *cc)
++{
++	return (cc->dev != NULL);
++}
++
+ extern void ssb_chipcommon_init(struct ssb_chipcommon *cc);
  
---- a/arch/mips/bcm947xx/setup.c	2007-12-06 08:07:00.000000000 +0100
-+++ b/arch/mips/bcm947xx/setup.c	2007-12-06 10:33:39.000000000 +0100
-@@ -55,7 +55,7 @@
- 	 */
+ #include <linux/pm.h>
+--- a/include/linux/ssb/ssb_driver_extif.h
++++ b/include/linux/ssb/ssb_driver_extif.h
+@@ -178,6 +178,9 @@
+ u32 ssb_extif_gpio_polarity(struct ssb_extif *extif, u32 mask, u32 value);
+ u32 ssb_extif_gpio_intmask(struct ssb_extif *extif, u32 mask, u32 value);
  
- 	/* Set the watchdog timer to reset immediately */
--	ssb_chipco_watchdog_timer_set(&ssb.chipco, 1);
-+	ssb_watchdog(&ssb, 1);
- 	while (1)
- 		cpu_relax();
- }
-@@ -64,7 +64,7 @@
++extern void ssb_extif_watchdog_timer_set(struct ssb_extif *extif,
++					 u32 ticks);
++
+ #ifdef CONFIG_SSB_SERIAL
+ extern int ssb_extif_serial_init(struct ssb_extif *extif,
+ 				 struct ssb_serial_port *ports);
+@@ -201,5 +204,11 @@
  {
- 	/* Disable interrupts and watchdog and spin forever */
- 	local_irq_disable();
--	ssb_chipco_watchdog_timer_set(&ssb.chipco, 0);
-+	ssb_watchdog(&ssb, 0);
- 	while (1)
- 		cpu_relax();
  }
+ 
++static inline
++void ssb_extif_watchdog_timer_set(struct ssb_extif *extif,
++				  u32 ticks)
++{
++}
++
+ #endif /* CONFIG_SSB_DRIVER_EXTIF */
+ #endif /* LINUX_SSB_EXTIFCORE_H_ */
+--- /dev/null
++++ b/include/linux/ssb/ssb_embedded.h
+@@ -0,0 +1,10 @@
++#ifndef LINUX_SSB_EMBEDDED_H_
++#define LINUX_SSB_EMBEDDED_H_
++
++#include <linux/types.h>
++#include <linux/ssb/ssb.h>
++
++
++extern int ssb_watchdog_timer_set(struct ssb_bus *bus, u32 ticks);
++
++#endif /* LINUX_SSB_EMBEDDED_H_ */