powerpc/CPM: Minor cosmetic changes to udbg_putc

[linux-2.6-omap-h63xx.git] / arch / powerpc / sysdev / ppc4xx_soc.c

diff --git a/arch/powerpc/sysdev/ppc4xx_soc.c b/arch/powerpc/sysdev/ppc4xx_soc.c
index 4b8617e443146bf215cc7d926e394b8a823ece22..5b32adc9a9b249a3ae49392ce26d9e0c0c755fe1 100644 (file)
--- a/arch/powerpc/sysdev/ppc4xx_soc.c
+++ b/arch/powerpc/sysdev/ppc4xx_soc.c
@@ -23,6 +23,7 @@
 
 #include <asm/dcr.h>
 #include <asm/dcr-regs.h>
+#include <asm/reg.h>
 
 static u32 dcrbase_l2c;
 
@@ -187,3 +188,13 @@ static int __init ppc4xx_l2c_probe(void)
        return 0;
 }
 arch_initcall(ppc4xx_l2c_probe);
+
+/*
+ * At present, this routine just applies a system reset.
+ */
+void ppc4xx_reset_system(char *cmd)
+{
+       mtspr(SPRN_DBCR0, mfspr(SPRN_DBCR0) | DBCR0_RST_SYSTEM);
+       while (1)
+               ;       /* Just in case the reset doesn't work */
+}