rockchip: make_fit_atf: make python3 compatible

Make script python3 compatible. No functional changes intended.

Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@suse.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>

diff --git a/arch/arm/mach-rockchip/make_fit_atf.py b/arch/arm/mach-rockchip/make_fit_atf.py
index 571369ba4cc6d1bb1b5c68024b50ec3a3ab6ad81..d1faff1957bc7ee3ec8b2bc52a84997141e38472 100755 (executable)
--- a/arch/arm/mach-rockchip/make_fit_atf.py
+++ b/arch/arm/mach-rockchip/make_fit_atf.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python2
+#!/usr/bin/env python
 """
 A script to generate FIT image source for rockchip boards
 with ARM Trusted Firmware
@@ -43,6 +43,7 @@ DT_HEADER="""// SPDX-License-Identifier: GPL-2.0+ OR X11
                        compression = "none";
                        load = <0x%08x>;
                };
+
 """
 
 DT_IMAGES_NODE_END="""
@@ -58,18 +59,18 @@ def append_atf_node(file, atf_index, phy_addr, elf_entry):
     Append ATF DT node to input FIT dts file.
     """
     data = 'bl31_0x%08x.bin' % phy_addr
-    print >> file, '\t\tatf_%d {' % atf_index
-    print >> file, '\t\t\tdescription = \"ARM Trusted Firmware\";'
-    print >> file, '\t\t\tdata = /incbin/("%s");' % data
-    print >> file, '\t\t\ttype = "firmware";'
-    print >> file, '\t\t\tarch = "arm64";'
-    print >> file, '\t\t\tos = "arm-trusted-firmware";'
-    print >> file, '\t\t\tcompression = "none";'
-    print >> file, '\t\t\tload = <0x%08x>;' % phy_addr
+    file.write('\t\tatf_%d {\n' % atf_index)
+    file.write('\t\t\tdescription = \"ARM Trusted Firmware\";\n')
+    file.write('\t\t\tdata = /incbin/("%s");\n' % data)
+    file.write('\t\t\ttype = "firmware";\n')
+    file.write('\t\t\tarch = "arm64";\n')
+    file.write('\t\t\tos = "arm-trusted-firmware";\n')
+    file.write('\t\t\tcompression = "none";\n')
+    file.write('\t\t\tload = <0x%08x>;\n' % phy_addr)
     if atf_index == 1:
-        print >> file, '\t\t\tentry = <0x%08x>;' % elf_entry
-    print >> file, '\t\t};'
-    print >> file, ''
+        file.write('\t\t\tentry = <0x%08x>;\n' % elf_entry)
+    file.write('\t\t};\n')
+    file.write('\n')
 
 def append_fdt_node(file, dtbs):
     """
@@ -78,43 +79,43 @@ def append_fdt_node(file, dtbs):
     cnt = 1
     for dtb in dtbs:
         dtname = os.path.basename(dtb)
-        print >> file, '\t\tfdt_%d {' % cnt
-        print >> file, '\t\t\tdescription = "%s";' % dtname
-        print >> file, '\t\t\tdata = /incbin/("%s");' % dtb
-        print >> file, '\t\t\ttype = "flat_dt";'
-        print >> file, '\t\t\tcompression = "none";'
-        print >> file, '\t\t};'
-        print >> file, ''
+        file.write('\t\tfdt_%d {\n' % cnt)
+        file.write('\t\t\tdescription = "%s";\n' % dtname)
+        file.write('\t\t\tdata = /incbin/("%s");\n' % dtb)
+        file.write('\t\t\ttype = "flat_dt";\n')
+        file.write('\t\t\tcompression = "none";\n')
+        file.write('\t\t};\n')
+        file.write('\n')
         cnt = cnt + 1
 
 def append_conf_section(file, cnt, dtname, atf_cnt):
-    print >> file, '\t\tconfig_%d {' % cnt
-    print >> file, '\t\t\tdescription = "%s";' % dtname
-    print >> file, '\t\t\tfirmware = "atf_1";'
-    print >> file, '\t\t\tloadables = "uboot",',
+    file.write('\t\tconfig_%d {\n' % cnt)
+    file.write('\t\t\tdescription = "%s";\n' % dtname)
+    file.write('\t\t\tfirmware = "atf_1";\n')
+    file.write('\t\t\tloadables = "uboot",')
     for i in range(1, atf_cnt):
-        print >> file, '"atf_%d"' % (i+1),
+        file.write('"atf_%d"' % (i+1))
         if i != (atf_cnt - 1):
-            print >> file, ',',
+            file.write(',')
         else:
-            print >> file, ';'
-    print >> file, '\t\t\tfdt = "fdt_1";'
-    print >> file, '\t\t};'
-    print >> file, ''
+            file.write(';\n')
+    file.write('\t\t\tfdt = "fdt_1";\n')
+    file.write('\t\t};\n')
+    file.write('\n')
 
 def append_conf_node(file, dtbs, atf_cnt):
     """
     Append configeration nodes.
     """
     cnt = 1
-    print >> file, '\tconfigurations {'
-    print >> file, '\t\tdefault = "config_1";'
+    file.write('\tconfigurations {\n')
+    file.write('\t\tdefault = "config_1";\n')
     for dtb in dtbs:
         dtname = os.path.basename(dtb)
         append_conf_section(file, cnt, dtname, atf_cnt)
         cnt = cnt + 1
-    print >> file, '\t};'
-    print >> file, ''
+    file.write('\t};\n')
+    file.write('\n')
 
 def generate_atf_fit_dts(fit_file_name, bl31_file_name, uboot_file_name, dtbs_file_name):
     """
@@ -127,7 +128,7 @@ def generate_atf_fit_dts(fit_file_name, bl31_file_name, uboot_file_name, dtbs_fi
 
     num_load_seg = 0
     p_paddr = 0xFFFFFFFF
-    with open(uboot_file_name) as uboot_file:
+    with open(uboot_file_name, 'rb') as uboot_file:
         uboot = ELFFile(uboot_file)
         for i in range(uboot.num_segments()):
             seg = uboot.get_segment(i)
@@ -137,9 +138,9 @@ def generate_atf_fit_dts(fit_file_name, bl31_file_name, uboot_file_name, dtbs_fi
 
     assert (p_paddr != 0xFFFFFFFF and num_load_seg == 1)
 
-    print >> fit_file, DT_HEADER % p_paddr
+    fit_file.write(DT_HEADER % p_paddr)
 
-    with open(bl31_file_name) as bl31_file:
+    with open(bl31_file_name, 'rb') as bl31_file:
         bl31 = ELFFile(bl31_file)
         elf_entry = bl31.header['e_entry']
         for i in range(bl31.num_segments()):
@@ -150,15 +151,15 @@ def generate_atf_fit_dts(fit_file_name, bl31_file_name, uboot_file_name, dtbs_fi
                 append_atf_node(fit_file, i+1, paddr, elf_entry)
     atf_cnt = i+1
     append_fdt_node(fit_file, dtbs_file_name)
-    print >> fit_file, '%s' % DT_IMAGES_NODE_END
+    fit_file.write('%s\n' % DT_IMAGES_NODE_END)
     append_conf_node(fit_file, dtbs_file_name, atf_cnt)
-    print >> fit_file, '%s' % DT_END
+    fit_file.write('%s\n' % DT_END)
 
     if fit_file_name != sys.stdout:
         fit_file.close()
 
 def generate_atf_binary(bl31_file_name):
-    with open(bl31_file_name) as bl31_file:
+    with open(bl31_file_name, 'rb') as bl31_file:
         bl31 = ELFFile(bl31_file)
 
         num = bl31.num_segments()
@@ -179,17 +180,17 @@ def get_bl31_segments_info(bl31_file_name):
         bl31 = ELFFile(bl31_file)
 
         num = bl31.num_segments()
-        print 'Number of Segments : %d' % bl31.num_segments()
+        print('Number of Segments : %d' % bl31.num_segments())
         for i in range(num):
-            print 'Segment %d' % i
+            print('Segment %d' % i)
             seg = bl31.get_segment(i)
             ptype = seg[ELF_SEG_P_TYPE]
             poffset = seg[ELF_SEG_P_OFFSET]
             pmemsz = seg[ELF_SEG_P_MEMSZ]
             pfilesz = seg[ELF_SEG_P_FILESZ]
-            print 'type: %s\nfilesz: %08x\nmemsz: %08x\noffset: %08x' % (ptype, pfilesz, pmemsz, poffset)
+            print('type: %s\nfilesz: %08x\nmemsz: %08x\noffset: %08x' % (ptype, pfilesz, pmemsz, poffset))
             paddr = seg[ELF_SEG_P_PADDR]
-            print 'paddr: %08x' % paddr
+            print('paddr: %08x' % paddr)
 
 def main():
     uboot_elf="./u-boot"
@@ -205,7 +206,7 @@ def main():
         elif opt == "-b":
             bl31_elf=val
         elif opt == "-h":
-            print __doc__
+            print(__doc__)
             sys.exit(2)
 
     dtbs = args