hdl: nios: clean up Makefile indentation

Apparently indentation must consist of a single tab character,
and GNU make is serious about that.

However, elsewhere, use spaces.

Author: rtucker

hdl/fpga/platforms/bladerf-micro/software/bladeRF_nios/Makefile

@@ -4,42 +4,42 @@
 
 # paths are relative to hdl/fpga/platforms/bladerf-micro/software/bladeRF_nios
 
-FPGA_COMMON_DIR		:= ../../../../../../fpga_common
-LIBBLADERF_DIR		:= ../../../../../../host/libraries/libbladeRF
-BLADERF_COMMON_DIR	:= ../../../common/bladerf/software/bladeRF_nios
-HOST_COMMON_DIR		:= ../../../../../../host/common
-FIRMWARE_COMMON_DIR	:= ../../../../../../firmware_common
-
-QUARTUS_WORKDIR		:= ../../../../../quartus/${WORKDIR}
-NIOS_BUILD_OUTDIR	:= $(QUARTUS_WORKDIR)/bladeRF_nios
-MEM_INIT_DIR		:= $(NIOS_BUILD_OUTDIR)/mem_init
-BSP_BUILD_OUTDIR	:= $(QUARTUS_WORKDIR)/bladeRF_nios_bsp
-QUARTUS_OUTDIR		:= $(QUARTUS_WORKDIR)/output_files
-
-ALT_INCLUDE_DIRS	+= ./src
-
-C_SRCS				+= ./src/bladeRF_nios.c
-C_SRCS				+= $(FPGA_COMMON_DIR)/src/ad936x_helpers.c
-C_SRCS				+= $(FPGA_COMMON_DIR)/src/bladerf2_common.c
-C_SRCS				+= $(BLADERF_COMMON_DIR)/src/devices_rfic.c
-C_SRCS				+= $(BLADERF_COMMON_DIR)/src/devices_rfic_queue.c
-C_SRCS				+= $(BLADERF_COMMON_DIR)/src/pkt_retune2.c
-C_SRCS				+= $(HOST_COMMON_DIR)/src/range.c
-
-CFLAGS				+= -DBOARD_BLADERF_MICRO
+FPGA_COMMON_DIR     := ../../../../../../fpga_common
+LIBBLADERF_DIR      := ../../../../../../host/libraries/libbladeRF
+BLADERF_COMMON_DIR  := ../../../common/bladerf/software/bladeRF_nios
+HOST_COMMON_DIR     := ../../../../../../host/common
+FIRMWARE_COMMON_DIR := ../../../../../../firmware_common
+
+QUARTUS_WORKDIR     := ../../../../../quartus/${WORKDIR}
+NIOS_BUILD_OUTDIR   := $(QUARTUS_WORKDIR)/bladeRF_nios
+MEM_INIT_DIR        := $(NIOS_BUILD_OUTDIR)/mem_init
+BSP_BUILD_OUTDIR    := $(QUARTUS_WORKDIR)/bladeRF_nios_bsp
+QUARTUS_OUTDIR      := $(QUARTUS_WORKDIR)/output_files
+
+ALT_INCLUDE_DIRS    += ./src
+
+C_SRCS              += ./src/bladeRF_nios.c
+C_SRCS              += $(FPGA_COMMON_DIR)/src/ad936x_helpers.c
+C_SRCS              += $(FPGA_COMMON_DIR)/src/bladerf2_common.c
+C_SRCS              += $(BLADERF_COMMON_DIR)/src/devices_rfic.c
+C_SRCS              += $(BLADERF_COMMON_DIR)/src/devices_rfic_queue.c
+C_SRCS              += $(BLADERF_COMMON_DIR)/src/pkt_retune2.c
+C_SRCS              += $(HOST_COMMON_DIR)/src/range.c
+
+CFLAGS              += -DBOARD_BLADERF_MICRO
 
 # libad936x build configuration and lib inclusion
 # These variables need to be set before including the common Makefile.
-LIBAD936X_BUILDDIR	:= $(QUARTUS_WORKDIR)/libad936x
-LIBAD936X_DIR		:= ../../../../fpga/ip/analogdevicesinc/no_OS
+LIBAD936X_BUILDDIR  := $(QUARTUS_WORKDIR)/libad936x
+LIBAD936X_DIR       := ../../../../fpga/ip/analogdevicesinc/no_OS
 
-INC_DIRS			+= $(LIBAD936X_BUILDDIR) \
-					   ../$(LIBAD936X_DIR)/include \
-					   ../../../../../../host/common/include
+INC_DIRS            += $(LIBAD936X_BUILDDIR) \
+                       ../$(LIBAD936X_DIR)/include \
+                       ../../../../../../host/common/include
 
-LIB_DIRS			+= $(LIBAD936X_BUILDDIR)
-LDDEPS				+= $(LIBAD936X_BUILDDIR)/libad936x.a
-LIBS				+= ad936x
+LIB_DIRS            += $(LIBAD936X_BUILDDIR)
+LDDEPS              += $(LIBAD936X_BUILDDIR)/libad936x.a
+LIBS                += ad936x
 
 #------------------------------------------------------------------------------
 #              INCLUDE THE COMMON MAKEFILE
@@ -56,12 +56,12 @@ include $(BLADERF_COMMON_DIR)/Makefile
 # - make:   do the actual compile, generate libad936x.a
 
 # if any source file changes, re-run cmake so that patching, etc, occurs
-LIBAD936X_MAKE_DEP	:=	../../../../ip/analogdevicesinc/no_OS/CMakeLists.txt \
-						../../../../../../thirdparty/analogdevicesinc/no-OS/ad9361/sw/* \
-						../../../../../../thirdparty/analogdevicesinc/no-OS_local/patches/* \
-						../../../../../../thirdparty/analogdevicesinc/no-OS_local/platform_bladerf2_headless/*
+LIBAD936X_MAKE_DEP  :=  ../../../../ip/analogdevicesinc/no_OS/CMakeLists.txt \
+                        ../../../../../../thirdparty/analogdevicesinc/no-OS/ad9361/sw/* \
+                        ../../../../../../thirdparty/analogdevicesinc/no-OS_local/patches/* \
+                        ../../../../../../thirdparty/analogdevicesinc/no-OS_local/platform_bladerf2_headless/*
 
-LIBAD936X_BUILD_DEP	:= 	$(LIBAD936X_BUILDDIR)/Makefile
+LIBAD936X_BUILD_DEP :=  $(LIBAD936X_BUILDDIR)/Makefile
 
 # override clean_libs to ensure libad936x gets cleaned
 clean_libs: $(LIB_CLEAN_TARGETS) clean_libad936x

hdl/fpga/platforms/bladerf/software/bladeRF_nios/Makefile

@@ -2,26 +2,26 @@
 #              VARIABLES TO BE DEFINED BY PLATFORM MAKEFILE
 #------------------------------------------------------------------------------
 
-FPGA_COMMON_DIR		:= ../../../../../../fpga_common
-LIBBLADERF_DIR		:= ../../../../../../host/libraries/libbladeRF
-BLADERF_COMMON_DIR	:= ../../../common/bladerf/software/bladeRF_nios
-HOST_COMMON_DIR		:= ../../../../../../host/common
-FIRMWARE_COMMON_DIR	:= ../../../../../../firmware_common
+FPGA_COMMON_DIR     := ../../../../../../fpga_common
+LIBBLADERF_DIR      := ../../../../../../host/libraries/libbladeRF
+BLADERF_COMMON_DIR  := ../../../common/bladerf/software/bladeRF_nios
+HOST_COMMON_DIR     := ../../../../../../host/common
+FIRMWARE_COMMON_DIR := ../../../../../../firmware_common
 
-QUARTUS_WORKDIR		:= ../../../../../quartus/${WORKDIR}
-NIOS_BUILD_OUTDIR	:= $(QUARTUS_WORKDIR)/bladeRF_nios
-MEM_INIT_DIR		:= $(NIOS_BUILD_OUTDIR)/mem_init
-BSP_BUILD_OUTDIR	:= $(QUARTUS_WORKDIR)/bladeRF_nios_bsp
-QUARTUS_OUTDIR		:= $(QUARTUS_WORKDIR)/output_files
+QUARTUS_WORKDIR     := ../../../../../quartus/${WORKDIR}
+NIOS_BUILD_OUTDIR   := $(QUARTUS_WORKDIR)/bladeRF_nios
+MEM_INIT_DIR        := $(NIOS_BUILD_OUTDIR)/mem_init
+BSP_BUILD_OUTDIR    := $(QUARTUS_WORKDIR)/bladeRF_nios_bsp
+QUARTUS_OUTDIR      := $(QUARTUS_WORKDIR)/output_files
 
-ALT_INCLUDE_DIRS	+= ./src
+ALT_INCLUDE_DIRS    += ./src
 
-C_SRCS				+= ./src/bladeRF_nios.c
-C_SRCS				+= $(FPGA_COMMON_DIR)/src/lms.c
-C_SRCS				+= $(FPGA_COMMON_DIR)/src/band_select.c
-C_SRCS				+= $(BLADERF_COMMON_DIR)/src/pkt_retune.c
+C_SRCS              += ./src/bladeRF_nios.c
+C_SRCS              += $(FPGA_COMMON_DIR)/src/lms.c
+C_SRCS              += $(FPGA_COMMON_DIR)/src/band_select.c
+C_SRCS              += $(BLADERF_COMMON_DIR)/src/pkt_retune.c
 
-CFLAGS				+= -DBOARD_BLADERF
+CFLAGS              += -DBOARD_BLADERF
 
 #------------------------------------------------------------------------------
 #              INCLUDE THE COMMON MAKEFILE