Added MMCR reset functionality

[u-boot] / cpu / i386 / sc520.c

diff --git a/cpu/i386/sc520.c b/cpu/i386/sc520.c
index cb6bc03bcc0425f0afb2d8a815f0984dfb557459..50bd8ef5d52aa60e9b32ac2d3970681f9cefaaed 100644 (file)
--- a/cpu/i386/sc520.c
+++ b/cpu/i386/sc520.c
@@ -507,4 +507,14 @@ u8 ssi_rx_byte(void)
        return read_mmcr_byte(SC520_SSIRCV);
 }
 
+#ifdef CONFIG_SYS_RESET_SC520
+void reset_cpu(ulong addr)
+{
+       printf("Resetting using SC520 MMCR\n");
+       /* Write a '1' to the SYS_RST of the RESCFG MMCR */
+       write_mmcr_word(SC520_RESCFG, 0x0001);
+
+       /* NOTREACHED */
+}
+#endif
 #endif /* CONFIG_SC520 */