Add CONFIG_BOARD_RESET to configure board specific reset function

Patch by Stefan Roese, 07 Oct 2006

CHANGELOG

@@ -2,6 +2,9 @@
 Changes since U-Boot 1.1.4:
 ======================================================================
 
+* Add CONFIG_BOARD_RESET to configure board specific reset function
+  Patch by Stefan Roese, 07 Oct 2006
+
 * Remove compile warnings in fpga code
   Patch by Stefan Roese, 18 Sep 2006
 

board/amcc/yellowstone/yellowstone.c

@@ -552,3 +552,9 @@ void hw_watchdog_reset(void)
 
 }
 #endif
+
+void board_reset(void)
+{
+	/* give reset to BCSR */
+	*(unsigned char *)(CFG_BCSR_BASE | 0x06) = 0x09;
+}

board/amcc/yosemite/yosemite.c

@@ -548,3 +548,9 @@ void hw_watchdog_reset(void)
 
 }
 #endif
+
+void board_reset(void)
+{
+	/* give reset to BCSR */
+	*(unsigned char *)(CFG_BCSR_BASE | 0x06) = 0x09;
+}

cpu/ppc4xx/cpu.c

@@ -41,6 +41,10 @@
 DECLARE_GLOBAL_DATA_PTR;
 #endif
 
+#if defined(CONFIG_BOARD_RESET)
+void board_reset(void);
+#endif
+
 #if defined(CONFIG_440)
 #define FREQ_EBC		(sys_info.freqEPB)
 #else
@@ -414,23 +418,15 @@ int ppc440spe_revB() {
 
 int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 {
-#if defined(CONFIG_YOSEMITE) || defined(CONFIG_YELLOWSTONE)
-	/*give reset to BCSR*/
-	*(unsigned char*)(CFG_BCSR_BASE | 0x06) = 0x09;
-
+#if defined(CONFIG_BOARD_RESET)
+	board_reset();
 #else
-
 	/*
 	 * Initiate system reset in debug control register DBCR
 	 */
-	__asm__ __volatile__("lis   3, 0x3000" ::: "r3");
-#if defined(CONFIG_440)
-	__asm__ __volatile__("mtspr 0x134, 3");
-#else
-	__asm__ __volatile__("mtspr 0x3f2, 3");
-#endif
+	mtspr(dbcr0, 0x30000000);
+#endif /* defined(CONFIG_BOARD_RESET) */
 
-#endif/* defined(CONFIG_YOSEMITE) || defined(CONFIG_YELLOWSTONE)*/
 	return 1;
 }
 

include/configs/yellowstone.h

@@ -37,6 +37,7 @@
 
 #define CONFIG_BOARD_EARLY_INIT_F 1     /* Call board_early_init_f	*/
 #define CONFIG_MISC_INIT_R	1	/* call misc_init_r()		*/
+#define CONFIG_BOARD_RESET	1	/* call board_reset()		*/
 
 /*-----------------------------------------------------------------------
  * Base addresses -- Note these are effective addresses where the

include/configs/yosemite.h

@@ -37,6 +37,7 @@
 
 #define CONFIG_BOARD_EARLY_INIT_F 1     /* Call board_early_init_f	*/
 #define CONFIG_MISC_INIT_R	1	/* call misc_init_r()		*/
+#define CONFIG_BOARD_RESET	1	/* call board_reset()		*/
 
 /*-----------------------------------------------------------------------
  * Base addresses -- Note these are effective addresses where the