diff --git a/iodelay-autogen.py b/iodelay-autogen.py
index 0c36c71d3a062ff0028608bb02452d4678b9a1ad..d684602bb720ec52462c7451fb85fda5311ec92a 100755 (executable)
--- a/iodelay-autogen.py
+++ b/iodelay-autogen.py
'This script refers to the XML data and automatically generates\n' \
'PAD and DELAY data for the same use case.\n' \
'Note that only the PADs which are used in the dump are configured.',
- epilog='Generate the pad and delay data using pad regdump')
+ epilog='Generate the pad and delay data using pad register dumps. For this,\n' \
+ 'Run omapconf dump 0x4a003400 0x4a00380c and save the output')
parser.add_argument('-d', '--debug', dest='debug',
action='store', type=int, choices=[0, 1, 2], default=0,
help='select the output format to be used')
parser.add_argument('-r', '--revision', dest='revision',
- action='store', type=str, choices=["1.1", "2.0"], default="1.1",
+ action='store', type=str, choices=["1.0", "1.1", "2.0"], default="1.1",
help='select the silicon revision')
+parser.add_argument('-p', '--part', dest='part',
+ action='store', type=str, choices=["dra74x", "dra75x", "dra72x"], default="dra74x",
+ help='select the device part')
+
parser.add_argument('-m', '--module', dest='module',
action='store', type=str, default="",
- help='generate only for this module')
+ help='generate only for modules matching the provided RE')
parser.add_argument('-s', '--strict', dest='strict',
action='store_true',
help='check consistency of the XML files and other data')
args = parser.parse_args()
+
+# Some more knobs for developers, Don't want to expose them to cmd line
+args.resetslew = True
+
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
-PCT_VERSION = "v1.0.7"
-pad_data_xml = "XMLFiles/CTRL_MODULE_CORE.xml"
-iod_data_xml = "XMLFiles/IODELAYCONFIG.xml"
-model_data_xml = "XMLFiles/model_DRA75x_DRA74x_SR" + args.revision + "_" + PCT_VERSION + ".xml"
+VERSION = "2.4"
+
+if (args.part == "dra74x" or args.part == "dra75x"):
+ XML_PATH = "XMLFiles/DRA75x_DRA74x"
+ PART = "DRA75x_DRA74x"
+ PCT_VERSION = "v1.0.10"
+elif (args.part == "dra72x"):
+ XML_PATH = "XMLFiles/DRA72x"
+ PART = "DRA72x"
+ PCT_VERSION = "v1.0.7"
+
+pad_data_xml = XML_PATH + "/CTRL_MODULE_CORE.xml"
+iod_data_xml = XML_PATH + "/IODELAYCONFIG.xml"
+model_data_xml = XML_PATH + "/model_" + PART + "_SR" + args.revision + "_" + PCT_VERSION + ".xml"
+modehelp_file = XML_PATH + "/guidelines.txt"
-modehelp_file = "guidelines.txt"
pad_file = "ctrl-core.dump"
sel_file = "selected-modes.txt"
+print "iodelay-autogen.py - Python script to generate the IOdelay data."
+print "v" + VERSION + " using PCT version " + PCT_VERSION
+print "Parsing PCT data from " + model_data_xml + "..."
+print ""
+
# Read the XML file database for pad and delay registers
pad_xml = ET.parse(pad_data_xml).getroot()
iod_xml = ET.parse(iod_data_xml).getroot()
# Functions to parse the input files and build data structures
def read_guidelines(fname):
modehelp = {}
- pattern = re.compile('(.+\w)\t+(.+)')
+ pattern = re.compile('([^\t.]+\w)\t+(.+)')
f = open(fname)
for line in f.readlines():
list = re.match(pattern, line)
else:
return padlist[0].get("id")
-def xml_pad_get_pin(offset, muxmode):
+def xml_pad_get_slew(offset):
+ padlist = pad_xml.findall("register[@offset='0x%X']" % offset)
+ if (len(padlist) == 0):
+ return 0x0
+ else:
+ bitlist = padlist[0].findall("bitfield[@begin='19']")
+ if (len(bitlist) == 0):
+ return 0x0
+ else:
+ return int(bitlist[0].get("resetval"), 16)
+
+# For DRA72x SoC, for "ball compatibility" purpose, some signals have same muxmode.
+# CTRL_CORE_ALT_SELECT_MUX register allows to select between one of the signals
+# Its like a board mux has been added inside the SoC, except it uses same muxmode.
+def resolve_group(muxmode_str):
+ mmlist = muxmode_str.split(" ")
+ mmlen = len(mmlist)
+ if (mmlen == 1):
+ def_mode = mmlist[0]
+ return mmlist[0]
+ elif (mmlen == 2):
+ def_mode = mmlist[0]
+ grp1_mode = mmlist[1]
+ elif (mmlen == 3):
+ def_mode = mmlist[0]
+ grp1_mode = mmlist[1]
+ grp2_mode = mmlist[2]
+ else:
+ print "ERR: Cannot resolve muxmode group for '%s'" % muxmode_str
+
+ #HACK for now
+ return def_mode
+
+def xml_model_get_signal(offset, muxmode):
padlist = pad_xml.findall("register[@offset='0x%X']" % offset)
if (len(padlist) == 0):
return "Unknown"
modes = mux_field[0].findall("./bitenum[@value='%d']" % muxmode)
if (len(modes) == 0):
return "Unknown"
- return modes[0].get("id")
+ return resolve_group(modes[0].get("id"))
def xml_iodelay_get_reg(name):
delaylist = iod_xml.findall("register[@id='%s']" % name)
if (module in sel.keys()):
mode = sel[module]
- if (mode == "SKIP" or mode in modelist):
+ if (mode == "SKIP" or mode == "LEGACY" or mode in modelist):
return mode
else:
print("ERR: Invalid delaymode '%s' for module '%s'" % (mode, module))
if (args.interactive == 0):
print "WARN: No delay modes for %s found, skipping" % module
mode = "SKIP"
- sel[module] = mode
return mode
# Display the menu and ask user to select the 'right' mode
print "MENU: Select delay mode for %s -> %s" % (pad, pin)
i = 0
print "MENU: %d: %s \t\t\t%s" % (i, "SKIP", "Skips this module for now")
+ i = 1
+ print "MENU: %d: %s \t\t%s" % (i, "LEGACY", "No external delay config (No virtual/manual needed)")
for mode in modelist:
i += 1
if (mode in modehelp):
if (choice == 0):
mode = "SKIP"
break
- elif (choice >=0 and choice <= len(modelist)):
- mode = modelist[choice - 1]
+ elif (choice == 1):
+ mode = "LEGACY"
+ break
+ elif (choice >=2 and choice <= len(modelist) + 1):
+ mode = modelist[choice - 2]
break
print "ERROR: Invalid choice"
except ValueError:
# It's possible to read the pad data using gpio datain registers
# Dump the linux commands to read the gpio registers and read the pad data
def pad_dump_gpio(padconf, per_padconf):
- if(args.gpio == False):
- return
-
- print "# Read pad signals using GPIO DATA-IN registers"
+ print "###########################################"
+ print "# Read %s signals using GPIO DATA-IN registers" % args.module
print "# Works only for the input signals"
+ print "###########################################"
gpio_data_addrs = (0, 0x4ae10138, 0x48055138, 0x48057138, 0x48059138, 0x4805b138, 0x4805d138, 0x48051138, 0x48053138)
for i in padconf:
- (pad_name, pin_name, addr, val, delayinfo) = i
+ (pad_name, pin_name, addr, val, mode, delayinfo) = i
offset = addr - 0x4a002000
- gpio_name = xml_pad_get_pin(offset, 14)
- matchlist = re.match("GPIO(.)_(.)", gpio_name)
+ gpio_name = xml_model_get_signal(offset, 14)
+ matchlist = re.match("GPIO(.)_(.*)", gpio_name)
if (matchlist == None):
print "ERR: No GPIO for pad %s" % pad_name
continue
print "ERR: Format %s not suppported" % args.format
def get_pin_info(val):
+ slew_fast = (val >> 19) & 0x1
inp_en = (val >> 18) & 0x1
pulltype = (val >> 17) & 0x1
pull_dis = (val >> 16) & 0x1
pin += "_PULLUP"
else:
pin += "_PULLDOWN"
+ if (slew_fast):
+ pin += " | SLEWCONTROL"
return pin
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
def uboot_format_pad_regs(padconf, per_padconf):
print "\nconst struct pad_conf_entry dra74x_core_padconf_array[] = {"
for i in padconf:
- (pad_name, pin_name, addr, val, delayinfo) = i
-
- if (re.match("MMC.*", pin_name) != None):
- print "WARN: Skipping MMC padconf in uboot"
- continue
+ (pad_name, pin_name, addr, val, mode, delayinfo) = i
muxmode = val & 0xf
(method, data) = delayinfo
print "};\n"
def uboot_format_delay_regs(delayconf, per_delayconf):
- print "\nconst struct iodelay_cfg_entry dra742_iodelay_cfg_array[] = {"
+ manual_del = []
for i in delayconf:
(pad_name, pin_name, regname, del_offset, man_name, adel, gdel) = i
- if (re.match("MMC.*", pin_name) != None):
- print "WARN: Skipping MMC delayconf in uboot"
- continue
+ entry = (del_offset, adel, gdel, regname, pin_name, man_name)
+ manual_del.append(entry)
- print "\t{ 0x%04X, %5d, %5d },\t/* %s */" % (del_offset, adel, gdel, regname)
+ es_rev = args.revision.replace('.', '_')
+ print "\nconst struct iodelay_cfg_entry dra742_es" + es_rev + "_iodelay_cfg_array[] = {"
+ for entry in sorted(manual_del):
+ print "\t{ 0x%04X, %5d, %5d },\t/* %s : %s - %s */" % entry
print "};\n"
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
for per in per_padconf:
if (re.match("MMC.*", per) == None):
- print "ERR: Only MMC padconf is recommended in kernel"
- continue
+ print "WARN: Only MMC padconf is recommended in kernel"
- dtsnode = ("%s_pins_default" % per).lower()
+ # Get the mode from the first entry
+ (pad_name, pin_name, addr, val, mode, delayinfo) = per_padconf[per][0]
+
+ dtsnode = ("%s_pins_%s" % (per, mode)).lower()
print ""
print "\t%s: %s {" % (dtsnode, dtsnode)
print "\t\tpinctrl-single,pins = <"
for i in per_padconf[per]:
- (pad_name, pin_name, addr, val, delayinfo) = i
+ (pad_name, pin_name, addr, val, mode, delayinfo) = i
muxmode = val & 0xf
(method, data) = delayinfo
extramode = ""
elif (method == "VIRTUAL"):
delaymode = data
- extramode = " | VIRTUAL_MODE%d" % delaymode
+ extramode = " | MUX_VIRTUAL_MODE%d" % delaymode
elif (method == "MANUAL"):
extramode = " | MANUAL_MODE"
else:
offset = addr - 0x4a003400
comment = (pad_short + "." + pin_name).lower()
- print "\t\t\t0x%03X\t(%s | MUM_MODE%d)\t/* %s */" % (offset, pin_info, muxmode, comment)
+ print "\t\t\t0x%03X\t(%s | MUX_MODE%d)\t/* %s */" % (offset, pin_info, muxmode, comment)
print "\t\t>;"
print "\t};"
print "};\n"
for per in per_delayconf.keys():
if (re.match("MMC.*", per) == None):
- print "ERR: Only MMC delayconf is recommended in kernel"
- continue
+ print "WARN: Only MMC delayconf is recommended in kernel"
# Get the mode from the first entry
(pad_name, pin_name, regname, del_offset, mode, adel, gdel) = per_delayconf[per][0]
for i in per_delayconf[per]:
(pad_name, pin_name, regname, del_offset, mode, adel, gdel) = i
- print "\t\t\t0x%03X A_DELAY(%d) | G_DELAY(%d)\t/* %s */" % (del_offset, adel, gdel, regname)
+ print "\t\t\t0x%03X (A_DELAY(%d) | G_DELAY(%d))\t/* %s */" % (del_offset, adel, gdel, regname)
print "\t\t>;"
print "\t};"
print "};\n"
# Generate output in bios format
def bios_format_pad_regs(padconf, per_padconf):
for i in padconf:
- (pad_name, pin_name, addr, val, delayinfo) = i
+ (pad_name, pin_name, addr, val, mode, delayinfo) = i
delaylist = []
(method, data) = delayinfo
per_delayconf = {}
xml_check_correctness(modehelp)
+
# Start iterating over each pad
for i in range(0, 260):
# Find out the muxmode and pad direction, etc
# Find out the pin based on the muxmode
pad_name = xml_pad_get_name(offset)
- pin_name = xml_pad_get_pin(offset, muxmode)
+ pin_name = xml_model_get_signal(offset, muxmode)
if (pad_name == "Unknown" or pin_name == "Unknown"):
print "WARN: Cannot find out Pad/Pin name for PAD address 0x%X (%s[%s] = %s)" \
% (addr, pad_name, muxmode, pin_name)
continue
- if (pin_name == "DRIVER OFF"):
+ if (pin_name == "DRIVER"):
continue
# Find out if the delaymode for this module is already selected
module = re.match("([^_]+)_.*", pin_name).groups(0)[0]
- if (args.module != "" and args.module != module):
+ if (args.module != "" and re.match("%s" % args.module, module) == None):
continue
+ # It is recommended to keep the reset value of the slewcontrol bit
+ # Find out the reset value from XML and update if required
+ if (args.resetslew):
+ val |= (xml_pad_get_slew(offset) & 0x1) << 19
+
if (args.debug >= 1):
print "\nPAD: %s: Addr= 0x%08X Value = 0x%08X \"%s\"" \
% (pad_name, addr, val, pin_name)
# Find out all the possible virtual, manual modes fot the specific pad -> pin combination
(virt, man) = xml_find_delaymodes(pad_name, muxmode)
- # Need to select one out of allowed modes
- mode = select_mode(pad_name, pin_name, module, virt, man, modehelp, sel)
+ if (args.gpio == True):
+ mode = "LEGACY"
+ else:
+ # Need to select one out of allowed modes
+ mode = select_mode(pad_name, pin_name, module, virt, man, modehelp, sel)
# Remember the selection for that module, for later reuse
- if (args.strict == False):
+ if (args.strict == False and module not in sel.keys()):
sel[module] = mode
if (mode == "SKIP"):
if (args.debug >= 1):
print " => Using mode %s" % mode
- paddata = (pad_name, pin_name, addr, val, delayinfo)
+ paddata = (pad_name, pin_name, addr, val, mode, delayinfo)
if (module not in per_padconf.keys()):
per_padconf[module] = []
padconf.append(paddata)
print "Total DELAY registers: %d" % len(delayconf)
print ""
+if(args.gpio == True):
+ pad_dump_gpio(padconf, per_padconf)
+ exit()
+
format_pad_regs(padconf, per_padconf)
format_delay_regs(delayconf, per_delayconf)
-pad_dump_gpio(padconf, per_padconf)
# Dump the final selection for reuse
print "Selected modes for each peripheral module\n"