stm32f1: Makefile: sort objects

periphs, ethernet, usb. Sorted for ease of finding, ease of merging.

lib/stm32/f1/Makefile

@@ -34,22 +34,30 @@ TGT_CFLAGS	+= $(STANDARD_FLAGS)
 # ARFLAGS	= rcsv
 ARFLAGS		= rcs
 
-OBJS		= adc.o adc_common_v1.o can.o desig.o flash.o gpio.o \
-                  rcc.o rtc.o timer.o
-OBJS		+= mac.o mac_stm32fxx7.o phy.o phy_ksz80x1.o
+OBJS += adc.o adc_common_v1.o
+OBJS += can.o
+OBJS += crc_common_all.o
+OBJS += dac_common_all.o
+OBJS += desig.o
+OBJS += dma_common_l1f013.o
+OBJS += exti_common_all.o
+OBJS += flash.o flash_common_all.o flash_common_f.o flash_common_f01.o
+OBJS += gpio.o gpio_common_all.o
+OBJS += i2c_common_v1.o
+OBJS += iwdg_common_all.o
+OBJS += pwr_common_v1.o
+OBJS += rcc.o rcc_common_all.o
+OBJS += rtc.o
+OBJS += spi_common_all.o spi_common_v1.o
+OBJS += timer.o timer_common_all.o
+OBJS += usart_common_all.o usart_common_f124.o
 
-OBJS            += crc_common_all.o dac_common_all.o dma_common_l1f013.o \
-                   gpio_common_all.o i2c_common_v1.o iwdg_common_all.o \
-                   pwr_common_v1.o \
-                   timer_common_all.o usart_common_all.o usart_common_f124.o \
-                   rcc_common_all.o exti_common_all.o
+OBJS += mac.o mac_stm32fxx7.o
+OBJS += phy.o phy_ksz80x1.o
 
-OBJS		+= flash_common_all.o flash_common_f.o flash_common_f01.o
-OBJS		+= spi_common_all.o spi_common_v1.o
-
-OBJS            += usb.o usb_control.o usb_standard.o usb_msc.o
-OBJS		+= usb_dwc_common.o usb_f107.o
-OBJS		+= st_usbfs_core.o st_usbfs_v1.o
+OBJS += usb.o usb_control.o usb_standard.o usb_msc.o
+OBJS += usb_dwc_common.o usb_f107.o
+OBJS += st_usbfs_core.o st_usbfs_v1.o
 
 VPATH += ../../usb:../:../../cm3:../common:../../ethernet