Move CONFIG_PANIC_HANG to Kconfig

Freescale (NXP) boards have lots of defconfig files per board.
I used "imply PANIC_HANG" for them.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: York Sun <york.sun@nxp.com>

README

@@ -2168,16 +2168,6 @@ The following options need to be configured:
 		currently only supports clearing the memory.
 
 - Error Recovery:
-		CONFIG_PANIC_HANG
-
-		Define this variable to stop the system in case of a
-		fatal error, so that you have to reset it manually.
-		This is probably NOT a good idea for an embedded
-		system where you want the system to reboot
-		automatically as fast as possible, but it may be
-		useful during development since you can try to debug
-		the conditions that lead to the situation.
-
 		CONFIG_NET_RETRY_COUNT
 
 		This variable defines the number of retries for

arch/arm/cpu/armv8/fsl-layerscape/Kconfig

@@ -11,6 +11,7 @@ config ARCH_LS1012A
 	select SYS_FSL_ERRATUM_A009008
 	select ARCH_EARLY_INIT_R
 	select BOARD_EARLY_INIT_F
+	imply PANIC_HANG
 
 config ARCH_LS1043A
 	bool
@@ -91,6 +92,7 @@ config ARCH_LS1088A
 	select ARCH_EARLY_INIT_R
 	select BOARD_EARLY_INIT_F
 	imply SCSI
+	imply PANIC_HANG
 
 config ARCH_LS2080A
 	bool
@@ -129,6 +131,7 @@ config ARCH_LS2080A
 	select SYS_FSL_ERRATUM_A009203
 	select ARCH_EARLY_INIT_R
 	select BOARD_EARLY_INIT_F
+	imply PANIC_HANG
 
 config FSL_LSCH2
 	bool

arch/powerpc/cpu/mpc85xx/Kconfig

@@ -29,6 +29,7 @@ config TARGET_B4420QDS
 	select ARCH_B4420
 	select SUPPORT_SPL
 	select PHYS_64BIT
+	imply PANIC_HANG
 
 config TARGET_B4860QDS
 	bool "Support B4860QDS"
@@ -36,6 +37,7 @@ config TARGET_B4860QDS
 	select BOARD_LATE_INIT if CHAIN_OF_TRUST
 	select SUPPORT_SPL
 	select PHYS_64BIT
+	imply PANIC_HANG
 
 config TARGET_BSC9131RDB
 	bool "Support BSC9131RDB"
@@ -57,6 +59,7 @@ config TARGET_C29XPCIE
 	select SUPPORT_SPL
 	select SUPPORT_TPL
 	select PHYS_64BIT
+	imply PANIC_HANG
 
 config TARGET_P3041DS
 	bool "Support P3041DS"
@@ -64,6 +67,7 @@ config TARGET_P3041DS
 	select ARCH_P3041
 	select BOARD_LATE_INIT if CHAIN_OF_TRUST
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P4080DS
 	bool "Support P4080DS"
@@ -71,6 +75,7 @@ config TARGET_P4080DS
 	select ARCH_P4080
 	select BOARD_LATE_INIT if CHAIN_OF_TRUST
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P5020DS
 	bool "Support P5020DS"
@@ -78,6 +83,7 @@ config TARGET_P5020DS
 	select ARCH_P5020
 	select BOARD_LATE_INIT if CHAIN_OF_TRUST
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P5040DS
 	bool "Support P5040DS"
@@ -85,6 +91,7 @@ config TARGET_P5040DS
 	select ARCH_P5040
 	select BOARD_LATE_INIT if CHAIN_OF_TRUST
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_MPC8536DS
 	bool "Support MPC8536DS"
@@ -101,6 +108,7 @@ config TARGET_MPC8541CDS
 config TARGET_MPC8544DS
 	bool "Support MPC8544DS"
 	select ARCH_MPC8544
+	imply PANIC_HANG
 
 config TARGET_MPC8548CDS
 	bool "Support MPC8548CDS"
@@ -124,6 +132,7 @@ config TARGET_MPC8572DS
 # Use DDR3 controller with DDR2 DIMMs on this board
 	select SYS_FSL_DDRC_GEN3
 	imply SCSI
+	imply PANIC_HANG
 
 config TARGET_P1010RDB_PA
 	bool "Support P1010RDB_PA"
@@ -133,6 +142,7 @@ config TARGET_P1010RDB_PA
 	select SUPPORT_TPL
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P1010RDB_PB
 	bool "Support P1010RDB_PB"
@@ -142,6 +152,7 @@ config TARGET_P1010RDB_PB
 	select SUPPORT_TPL
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P1022DS
 	bool "Support P1022DS"
@@ -155,6 +166,7 @@ config TARGET_P1023RDB
 	bool "Support P1023RDB"
 	select ARCH_P1023
 	imply CMD_EEPROM
+	imply PANIC_HANG
 
 config TARGET_P1020MBG
 	bool "Support P1020MBG-PC"
@@ -163,6 +175,7 @@ config TARGET_P1020MBG
 	select ARCH_P1020
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P1020RDB_PC
 	bool "Support P1020RDB-PC"
@@ -171,6 +184,7 @@ config TARGET_P1020RDB_PC
 	select ARCH_P1020
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P1020RDB_PD
 	bool "Support P1020RDB-PD"
@@ -179,6 +193,7 @@ config TARGET_P1020RDB_PD
 	select ARCH_P1020
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P1020UTM
 	bool "Support P1020UTM"
@@ -187,6 +202,7 @@ config TARGET_P1020UTM
 	select ARCH_P1020
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P1021RDB
 	bool "Support P1021RDB"
@@ -195,6 +211,7 @@ config TARGET_P1021RDB
 	select ARCH_P1021
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P1024RDB
 	bool "Support P1024RDB"
@@ -203,6 +220,7 @@ config TARGET_P1024RDB
 	select ARCH_P1024
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_P1025RDB
 	bool "Support P1025RDB"
@@ -256,6 +274,7 @@ config TARGET_T1023RDB
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_EEPROM
+	imply PANIC_HANG
 
 config TARGET_T1024RDB
 	bool "Support T1024RDB"
@@ -264,6 +283,7 @@ config TARGET_T1024RDB
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_EEPROM
+	imply PANIC_HANG
 
 config TARGET_T1040QDS
 	bool "Support T1040QDS"
@@ -272,6 +292,7 @@ config TARGET_T1040QDS
 	select PHYS_64BIT
 	imply CMD_EEPROM
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_T1040RDB
 	bool "Support T1040RDB"
@@ -280,6 +301,7 @@ config TARGET_T1040RDB
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_T1040D4RDB
 	bool "Support T1040D4RDB"
@@ -288,6 +310,7 @@ config TARGET_T1040D4RDB
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_T1042RDB
 	bool "Support T1042RDB"
@@ -304,6 +327,7 @@ config TARGET_T1042D4RDB
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_T1042RDB_PI
 	bool "Support T1042RDB_PI"
@@ -312,6 +336,7 @@ config TARGET_T1042RDB_PI
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_T2080QDS
 	bool "Support T2080QDS"
@@ -328,6 +353,7 @@ config TARGET_T2080RDB
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_T2081QDS
 	bool "Support T2081QDS"
@@ -342,12 +368,14 @@ config TARGET_T4160QDS
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_T4160RDB
 	bool "Support T4160RDB"
 	select ARCH_T4160
 	select SUPPORT_SPL
 	select PHYS_64BIT
+	imply PANIC_HANG
 
 config TARGET_T4240QDS
 	bool "Support T4240QDS"
@@ -356,6 +384,7 @@ config TARGET_T4240QDS
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_T4240RDB
 	bool "Support T4240RDB"
@@ -363,6 +392,7 @@ config TARGET_T4240RDB
 	select SUPPORT_SPL
 	select PHYS_64BIT
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_CONTROLCENTERD
 	bool "Support controlcenterd"
@@ -393,16 +423,19 @@ config TARGET_UCP1020
 	bool "Support uCP1020"
 	select ARCH_P1020
 	imply CMD_SATA
+	imply PANIC_HANG
 
 config TARGET_CYRUS_P5020
 	bool "Support Varisys Cyrus P5020"
 	select ARCH_P5020
 	select PHYS_64BIT
+	imply PANIC_HANG
 
 config TARGET_CYRUS_P5040
 	 bool "Support Varisys Cyrus P5040"
 	select ARCH_P5040
 	select PHYS_64BIT
+	imply PANIC_HANG
 
 endchoice
 

configs/TWR-P1025_defconfig

@@ -35,4 +35,5 @@ CONFIG_SYS_NS16550=y
 CONFIG_FSL_ESPI=y
 CONFIG_USB=y
 CONFIG_USB_STORAGE=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/UCP1020_SPIFLASH_defconfig

@@ -43,4 +43,5 @@ CONFIG_FSL_ESPI=y
 CONFIG_USB=y
 CONFIG_USB_STORAGE=y
 CONFIG_FS_CRAMFS=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/UCP1020_defconfig

@@ -43,4 +43,5 @@ CONFIG_FSL_ESPI=y
 CONFIG_USB=y
 CONFIG_USB_STORAGE=y
 CONFIG_FS_CRAMFS=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/adp-ae3xx_defconfig

@@ -39,3 +39,4 @@ CONFIG_DM_SPI=y
 CONFIG_ATCSPI200_SPI=y
 CONFIG_TIMER=y
 CONFIG_ATCPIT100_TIMER=y
+CONFIG_PANIC_HANG=y

configs/qemu-ppce500_defconfig

@@ -24,4 +24,5 @@ CONFIG_DOS_PARTITION=y
 CONFIG_NETDEVICES=y
 CONFIG_E1000=y
 CONFIG_SYS_NS16550=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/tricorder_defconfig

@@ -40,4 +40,5 @@ CONFIG_NAND=y
 CONFIG_SPL_NAND_SIMPLE=y
 CONFIG_SYS_NS16550=y
 CONFIG_BCH=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/tricorder_flash_defconfig

@@ -39,4 +39,5 @@ CONFIG_NAND=y
 CONFIG_SPL_NAND_SIMPLE=y
 CONFIG_SYS_NS16550=y
 CONFIG_BCH=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/uniphier_ld4_sld8_defconfig

@@ -51,3 +51,4 @@ CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_STORAGE=y
+CONFIG_PANIC_HANG=y

configs/uniphier_v7_defconfig

@@ -54,3 +54,4 @@ CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_UNIPHIER=y
 CONFIG_USB_STORAGE=y
+CONFIG_PANIC_HANG=y

configs/uniphier_v8_defconfig

@@ -51,3 +51,4 @@ CONFIG_USB_EHCI_GENERIC=y
 CONFIG_USB_DWC3=y
 CONFIG_USB_DWC3_UNIPHIER=y
 CONFIG_USB_STORAGE=y
+CONFIG_PANIC_HANG=y

configs/xpedite517x_defconfig

@@ -27,4 +27,5 @@ CONFIG_DS4510=y
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_PHYLIB=y
 CONFIG_SYS_NS16550=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/xpedite520x_defconfig

@@ -28,4 +28,5 @@ CONFIG_CMD_PCA953X=y
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_PHYLIB=y
 CONFIG_SYS_NS16550=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/xpedite537x_defconfig

@@ -30,4 +30,5 @@ CONFIG_DS4510=y
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_PHYLIB=y
 CONFIG_SYS_NS16550=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

configs/xpedite550x_defconfig

@@ -30,4 +30,5 @@ CONFIG_PHYLIB=y
 CONFIG_SYS_NS16550=y
 CONFIG_USB=y
 CONFIG_USB_STORAGE=y
+CONFIG_PANIC_HANG=y
 CONFIG_OF_LIBFDT=y

include/configs/B4860QDS.h

@@ -173,7 +173,6 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/C29XPCIE.h

@@ -117,7 +117,6 @@
 
 #define CONFIG_SYS_MEMTEST_START	0x00200000
 #define CONFIG_SYS_MEMTEST_END		0x00400000
-#define CONFIG_PANIC_HANG
 
 /* DDR Setup */
 #define CONFIG_DDR_SPD

include/configs/MPC8536DS.h

@@ -69,7 +69,6 @@
 
 #define CONFIG_SYS_MEMTEST_START 0x00010000	/* skip exception vectors */
 #define CONFIG_SYS_MEMTEST_END   0x1f000000	/* skip u-boot at top of RAM */
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  * Config the L2 Cache as L2 SRAM

include/configs/MPC8544DS.h

@@ -46,7 +46,6 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
 
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 #define CONFIG_SYS_CCSRBAR		0xe0000000
 #define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR

include/configs/MPC8572DS.h

@@ -58,7 +58,6 @@
 
 #define CONFIG_SYS_MEMTEST_START	0x00000000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x7fffffff
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  * Config the L2 Cache as L2 SRAM

include/configs/P1010RDB.h

@@ -215,7 +215,6 @@
 
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x1fffffff
-#define CONFIG_PANIC_HANG		/* do not reset board on panic */
 
 /* DDR Setup */
 #define CONFIG_SYS_DDR_RAW_TIMING

include/configs/P1023RDB.h

@@ -52,8 +52,6 @@ extern unsigned long get_clock_freq(void);
 #define CONFIG_SYS_MEMTEST_START	0x01000000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x02000000
 
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
-
 /* Implement conversion of addresses in the LBC */
 #define CONFIG_SYS_LBC_LBCR		0x00000000
 #define CONFIG_SYS_LBC_LCRR		LCRR_CLKDIV_8

include/configs/P2041RDB.h

@@ -116,7 +116,6 @@ unsigned long get_board_sys_clk(unsigned long dummy);
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/T102xQDS.h

@@ -196,7 +196,6 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_SYS_MEMTEST_START	0x00200000 /* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/T102xRDB.h

@@ -219,7 +219,6 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_SYS_MEMTEST_START	0x00200000 /* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/T1040QDS.h

@@ -127,7 +127,6 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/T104xRDB.h

@@ -226,7 +226,6 @@ $(SRCTREE)/board/freescale/t104xrdb/t1042d4_sd_rcw.cfg
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/T4240RDB.h

@@ -96,7 +96,6 @@
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/UCP1020.h

@@ -136,7 +136,6 @@
 
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x1fffffff
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 #define CONFIG_SYS_CCSRBAR		0xffe00000
 #define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR

include/configs/adp-ae3xx.h

@@ -21,7 +21,6 @@
 #define CONFIG_SKIP_TRUNOFF_WATCHDOG
 
 #define CONFIG_CMDLINE_EDITING
-#define CONFIG_PANIC_HANG
 
 #define CONFIG_ARCH_MAP_SYSMEM
 

include/configs/corenet_ds.h

@@ -128,7 +128,6 @@
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/cyrus.h

@@ -89,7 +89,6 @@
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/ls1012a_common.h

@@ -117,7 +117,6 @@
 #define CONFIG_AUTO_COMPLETE
 #define CONFIG_SYS_MAXARGS		64	/* max command args */
 
-#define CONFIG_PANIC_HANG
 #define CONFIG_SYS_BOOTM_LEN   (64 << 20)      /* Increase max gunzip size */
 
 #include <asm/arch/soc.h>

include/configs/ls1088a_common.h

@@ -223,8 +223,6 @@ unsigned long long get_qixis_addr(void);
 #define CONFIG_AUTO_COMPLETE
 #define CONFIG_SYS_MAXARGS		64	/* max command args */
 
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
-
 #ifdef CONFIG_SPL
 #define CONFIG_SPL_BSS_START_ADDR      0x80100000
 #define CONFIG_SPL_BSS_MAX_SIZE                0x00100000

include/configs/ls2080a_common.h

@@ -221,8 +221,6 @@ unsigned long long get_qixis_addr(void);
 #define CONFIG_AUTO_COMPLETE
 #define CONFIG_SYS_MAXARGS		64	/* max command args */
 
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
-
 #define CONFIG_SPL_BSS_START_ADDR	0x80100000
 #define CONFIG_SPL_BSS_MAX_SIZE		0x00100000
 #define CONFIG_SPL_FRAMEWORK

include/configs/p1_p2_rdb_pc.h

@@ -270,7 +270,6 @@
 
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x1fffffff
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 #define CONFIG_SYS_CCSRBAR		0xffe00000
 #define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR

include/configs/p1_twr.h

@@ -69,7 +69,6 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
 
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x1fffffff
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 #define CONFIG_SYS_CCSRBAR		0xffe00000
 #define CONFIG_SYS_CCSRBAR_PHYS_LOW	CONFIG_SYS_CCSRBAR

include/configs/qemu-ppce500.h

@@ -31,7 +31,6 @@
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /* Needed to fill the ccsrbar pointer */
 

include/configs/t4qds.h

@@ -54,7 +54,6 @@
 #define CONFIG_SYS_MEMTEST_START	0x00200000	/* memtest works on */
 #define CONFIG_SYS_MEMTEST_END		0x00400000
 #define CONFIG_SYS_ALT_MEMTEST
-#define CONFIG_PANIC_HANG	/* do not reset board on panic */
 
 /*
  *  Config the L3 Cache as L3 SRAM

include/configs/tricorder.h

@@ -90,7 +90,6 @@
 
 
 /* hang() the board on panic() */
-#define CONFIG_PANIC_HANG
 
 /* environment placement (for NAND), is different for FLASHCARD but does not
  * harm there */

include/configs/uniphier.h

@@ -218,8 +218,6 @@
 /* for LD20; the last 64 byte is used for dynamic DDR PHY training */
 #define CONFIG_SYS_MEM_TOP_HIDE		64
 
-#define CONFIG_PANIC_HANG
-
 #define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_TEXT_BASE)
 
 /* only for SPL */

include/configs/xpedite517x.h

@@ -487,7 +487,6 @@ extern unsigned long get_board_sys_clk(unsigned long dummy);
 #define CONFIG_SYS_LOAD_ADDR	0x2000000	/* default load address */
 #define CONFIG_CMDLINE_EDITING	1		/* Command-line editing */
 #define CONFIG_LOADADDR		0x1000000	/* default location for tftp and bootm */
-#define CONFIG_PANIC_HANG			/* do not reset board on panic */
 #define CONFIG_PREBOOT				/* enable preboot variable */
 #define CONFIG_INTEGRITY			/* support booting INTEGRITY OS */
 

include/configs/xpedite520x.h

@@ -291,7 +291,6 @@
 #define CONFIG_CMDLINE_EDITING	1		/* add command line history	*/
 #define CONFIG_AUTO_COMPLETE	1		/* add autocompletion support */
 #define CONFIG_LOADADDR		0x1000000	/* default location for tftp and bootm */
-#define CONFIG_PANIC_HANG			/* do not reset board on panic */
 #define CONFIG_PREBOOT				/* enable preboot variable */
 #define CONFIG_INTEGRITY			/* support booting INTEGRITY OS */
 #define CONFIG_INTERRUPTS		/* enable pci, srio, ddr interrupts */

include/configs/xpedite537x.h

@@ -341,7 +341,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
 #define CONFIG_CMDLINE_EDITING	1		/* add command line history	*/
 #define CONFIG_AUTO_COMPLETE	1		/* add autocompletion support */
 #define CONFIG_LOADADDR		0x1000000	/* default location for tftp and bootm */
-#define CONFIG_PANIC_HANG			/* do not reset board on panic */
 #define CONFIG_PREBOOT				/* enable preboot variable */
 #define CONFIG_INTEGRITY			/* support booting INTEGRITY OS */
 

include/configs/xpedite550x.h

@@ -339,7 +339,6 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
 #define CONFIG_CMDLINE_EDITING	1		/* add command line history	*/
 #define CONFIG_AUTO_COMPLETE	1		/* add autocompletion support */
 #define CONFIG_LOADADDR		0x1000000	/* default location for tftp and bootm */
-#define CONFIG_PANIC_HANG			/* do not reset board on panic */
 #define CONFIG_PREBOOT				/* enable preboot variable */
 #define CONFIG_INTEGRITY			/* support booting INTEGRITY OS */
 

include/configs/xtfpga.h

@@ -130,10 +130,6 @@
 #define CONFIG_MX_CYCLIC
 #define CONFIG_SHOW_BOOT_PROGRESS
 
-#ifdef DEBUG
-#define CONFIG_PANIC_HANG		1	/* Require manual reboot */
-#endif
-
 
 /*=========================================*/
 /* FPGA Registers (board info and control) */

lib/Kconfig

@@ -45,6 +45,16 @@ config USE_TINY_PRINTF
 
 	  The supported format specifiers are %c, %s, %u/%d and %x.
 
+config PANIC_HANG
+	bool "Do not reset the system on fatal error"
+	help
+	  Define this option to stop the system in case of a fatal error,
+	  so that you have to reset it manually. This is probably NOT a good
+	  idea for an embedded system where you want the system to reboot
+	  automatically as fast as possible, but it may be useful during
+	  development since you can try to debug the conditions that lead to
+	  the situation.
+
 config REGEX
 	bool "Enable regular expression support"
 	default y if NET