Merge master.kernel.org:~rmk/linux-2.6-arm.git

1 files changed, 20 insertions, 1 deletions

diff --git a/include/asm-arm/arch-omap/system.h b/include/asm-arm/arch-omap/system.h
index 17a2c4825f07..ff37bc27e603 100644
--- a/include/asm-arm/arch-omap/system.h
+++ b/include/asm-arm/arch-omap/system.h
@@ -5,7 +5,9 @@
 #ifndef __ASM_ARCH_SYSTEM_H
 #define __ASM_ARCH_SYSTEM_H
 #include <linux/config.h>
+#include <asm/mach-types.h>
 #include <asm/arch/hardware.h>
+#include <asm/mach-types.h>
 
 static inline void arch_idle(void)
 {
@@ -14,7 +16,24 @@ static inline void arch_idle(void)
 
 static inline void arch_reset(char mode)
 {
-        omap_writew(1, ARM_RSTCT1);
+
+#ifdef CONFIG_ARCH_OMAP16XX
+        /*
+         * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28
+         * "Global Software Reset Affects Traffic Controller Frequency".
+         */
+        if (cpu_is_omap5912()) {
+                omap_writew(omap_readw(DPLL_CTL) & ~(1 << 4),
+                                 DPLL_CTL);
+                omap_writew(0x8, ARM_RSTCT1);
+        }
+#endif
+#ifdef CONFIG_MACH_VOICEBLUE
+        if (machine_is_voiceblue())
+                voiceblue_reset();
+        else
+#endif
+                omap_writew(1, ARM_RSTCT1);
 }
 
 #endif