diff -Naurp binutils/size.c binutils/size.c
--- binutils/size.c	2012-12-17 16:57:40.000000000 +0530
+++ binutils/size.c	2012-12-17 16:58:00.000000000 +0530
@@ -103,6 +103,7 @@ static int return_code = 0;
 #define AVR32K 32768UL
 #define AVR36K 36864UL
 #define AVR40K 40960UL
+#define AVR48K 49152UL
 #define AVR52K 53248UL
 #define AVR64K 65536UL
 #define AVR68K 69632UL
@@ -343,6 +344,7 @@ avr_device_t avr[] =
 	{"at90s4433",     AVR4K,   AVR128, AVR256},
 	{"at90s4434",     AVR4K,   352UL,  AVR256},
 	{"atmega48",      AVR4K,   AVR512, AVR256},
+	{"atmega48hvf",   AVR48K,  AVR2K,  AVR1K},
 	{"atmega48a",     AVR4K,   AVR512, AVR256},
 	{"atmega48pa",    AVR4K,   AVR512, AVR256},
 	{"atmega48p",     AVR4K,   AVR512, AVR256},
diff -Naurp gas/config/tc-avr.c gas/config/tc-avr.c
--- gas/config/tc-avr.c	2012-12-17 16:57:40.000000000 +0530
+++ gas/config/tc-avr.c	2012-12-17 16:58:00.000000000 +0530
@@ -243,6 +243,7 @@ static struct mcu_type_s mcu_types[] =
   {"atmega16hvbrevb",AVR_ISA_AVR5,bfd_mach_avr5},
   {"atmega32hvb",AVR_ISA_AVR5,    bfd_mach_avr5},
   {"atmega32hvbrevb",AVR_ISA_AVR5,bfd_mach_avr5},
+  {"atmega48hvf",AVR_ISA_AVR5,    bfd_mach_avr5},
   {"atmega64hve",AVR_ISA_AVR5,    bfd_mach_avr5},
   {"at90can32" , AVR_ISA_AVR5,    bfd_mach_avr5},
   {"at90can64" , AVR_ISA_AVR5,    bfd_mach_avr5},
diff -Naurp gas/doc/c-avr.texi gas/doc/c-avr.texi
--- gas/doc/c-avr.texi	2012-12-17 16:57:40.000000000 +0530
+++ gas/doc/c-avr.texi	2012-12-17 16:58:00.000000000 +0530
@@ -78,10 +78,10 @@ atmega64rfr2, atmega640, atmega644, atme
 atmega644pa, atmega645, atmega645a, atmega645p, atmega6450, atmega6450a,
 atmega6450p, atmega649, atmega649a, atmega649p, atmega6490, atmega6490a,
 atmega6490p, atmega16hva, atmega16hva2, atmega16hvb, atmega16hvbrevb, 
-atmega32hvb, atmega32hvbrevb, atmega64hve, at90can32, at90can64, at90pwm161,
-at90pwm216, at90pwm316, atmega32c1, atmega64c1, atmega16m1, atmega32m1,
-atmega64m1, atmega16u4, atmega32u4, atmega32u6, at90usb646, at90usb647, at94k,
-at90scr100, ata5790, ata5795).
+atmega32hvb, atmega48hvf, atmega32hvbrevb, atmega64hve, at90can32, at90can64,
+at90pwm161,at90pwm216, at90pwm316, atmega32c1, atmega64c1, atmega16m1,
+atmega32m1, atmega64m1, atmega16u4, atmega32u4, atmega32u6, at90usb646,
+at90usb647, at94k, at90scr100, ata5790, ata5795).
 
 Instruction set avr51 is for the enhanced AVR core with exactly 128K program
 memory space (MCU types: atmega128, atmega128a, atmega1280, atmega1281,