diff --git a/iodelay-autogen.py b/iodelay-autogen.py
index 695ff74864cd1358e13d06f98245b81be4b9218e..7c9dc0d6ca37d91b971e59b0a3e5c7c467ae2b0e 100755 (executable)
--- a/iodelay-autogen.py
+++ b/iodelay-autogen.py
#!/usr/bin/python
-#Python script to automatically generate the IO pad and delay data
-#Author:- Nikhil Devshatwar
+# Python script to automatically generate the IO pad and delay data
+# Author:- Nikhil Devshatwar
# This script uses regdump of the pad registers to figure out the muxmodes
# Based on the pad and muxmode, it find out all possible virtual/manual modes
# * Pad register dump - Generate using omapconf dump 0x4a003400 0x4a00380c
# * selection file - List of selected virtual/manual modes to be used
-pad_data_xml = "XMLFiles/CTRL_MODULE_CORE.xml"
-iod_data_xml = "XMLFiles/IODELAYCONFIG.xml"
-model_data_xml = "XMLFiles/model_DRA75x_DRA74x_SR1.1_v1.0.6.xml"
-gdl_file = "guidelines.txt"
+import xml.etree.ElementTree as ET
+import re
+import argparse
+
+# Handle the command line arguments
+parser = argparse.ArgumentParser(prog='iodelay-autogen.py',
+ description='Python script to generate the IOdelay data.\n' \
+ '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 register dumps. For this,\n' \
+ 'Run omapconf dump 0x4a003400 0x4a00380c and save the output')
+
+parser.add_argument('-p', '--part', dest='part',
+ action='store', type=str, choices=["dra74x", "dra75x", "dra72x", "dra76x", "dra77x"], default="dra74x",
+ help='select the device part')
+
+parser.add_argument('-r', '--revision', dest='revision',
+ action='store', type=str, choices=["1.0", "1.1", "2.0"], default="1.0",
+ help='select the silicon revision')
+
+parser.add_argument('-m', '--module', dest='module',
+ action='store', type=str, default="",
+ help='generate only for modules matching the provided RE')
+
+parser.add_argument('-f', '--format', dest='format',
+ action='store', type=str, choices=["linux", "uboot", "bios"], default="uboot",
+ help='select the output format to be used')
+
+parser.add_argument('-d', '--debug', dest='debug',
+ action='store', type=int, choices=[0, 1, 2, 3, 4], default=0,
+ help='set the debug level - ERR,WARN,INFO,DBG,VERBOSE')
+
+parser.add_argument('-i', '--interactive', dest='interactive',
+ action='store', type=int, choices=[0, 1], default=1,
+ help='run interactively with menus for resolving conflicts')
+
+parser.add_argument('-s', '--strict', dest='strict',
+ action='store_true',
+ help='strict mode - ask for each pad of the group, do not save selection.\n' \
+ 'For some peripherals, same delaymode cannot be used for all the pads.\n' \
+ 'Use this mode to select different modes for each pad')
+
+parser.add_argument('-g', '--gpio', dest='gpio',
+ action='store_true',
+ help='generate script to probe signals using gpio')
+
+parser.add_argument('-c', '--check', dest='check_xml',
+ 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
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+VERSION = "2.8"
+
+if (args.part == "dra74x" or args.part == "dra75x"):
+ if (args.revision == "1.0" or args.revision == "1.1"):
+ args.revision = "1.x"
+ PART = "DRA75x_DRA74x"
+ PCT_VERSION = "v1.0.16"
+elif (args.part == "dra72x"):
+ if (args.revision == "1.1"):
+ print "dra72x doesn't have silicon revision 1.1"
+ exit()
+ PART = "DRA72x"
+ PCT_VERSION = "v1.0.9"
+elif (args.part == "dra76x" or args.part == "dra77x"):
+ if (args.revision != "1.0"):
+ print "%s doesn't have silicon revision %s" % (args.part, args.revision)
+ exit()
+ PART = "DRA77xP_DRA76xP"
+ PCT_VERSION = "v1.0.1"
+
+XML_PATH = "XMLFiles/" + PART
+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_SR" + args.revision + ".txt"
pad_file = "ctrl-core.dump"
sel_file = "selected-modes.txt"
-config_file = "config-iodelay-autogen"
-import xml.etree.ElementTree as ET
-import ConfigParser as CP
-import re
+def trace(level, msg):
+ if (args.debug >= level):
+ print(msg)
+def verbose(msg):
+ trace(4, "DEBUG: " + msg)
+def debug(msg, args=None):
+ trace(3, "DEBUG: " + msg)
+def info(msg):
+ trace(2, "INFO: " + msg)
+def warn(msg):
+ trace(1, "WARN: " + msg)
+def error(msg):
+ trace(0, "ERR: " + msg)
+def fatal(msg):
+ trace(0, "FATAL: " + msg)
+ exit()
+
+if (args.interactive):
+ 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()
model_xml = ET.parse(model_data_xml).getroot()
-config = CP.RawConfigParser()
-config.read(config_file)
-def read_pad_file(file):
+# Functions to parse the input files and build data structures
+def read_guidelines(fname):
+ modehelp = {}
+ pattern = re.compile('([^\t.]+\w)\t+(.+)')
+ f = open(fname)
+ for line in f.readlines():
+ list = re.match(pattern, line)
+ if ( list == None):
+ continue
+ mode = list.groups(0)[0]
+ info = list.groups(0)[1]
+ modehelp[mode] = info
+ verbose("Guideline: Mode '%30s' => '%s'" % (mode, info))
+ return modehelp
+
+def read_selmodes(fname):
+ sel = {}
+ pattern = re.compile('(\w+)\W*,\W*(\w*)')
+ f = open(fname)
+ for line in f.readlines():
+ list = re.match(pattern, line)
+ if ( list == None):
+ continue
+ module = list.groups(0)[0]
+ mode = list.groups(0)[1]
+ sel[module] = mode
+ verbose("Input modes: Select '%s' => '%s'" % (mode, module))
+ return sel
+
+def read_pad_dump(file):
regmap = {}
- pattern = re.compile('.*(0x[0-9A-F]+).*(0x[0-9A-F]+).*')
+ pattern = re.compile('.*(0x[0-9A-Fa-f]+).*(0x[0-9A-Fa-f]+).*')
f = open(file, 'r')
for line in f:
list = re.match(pattern, line)
continue
addr = int(list.groups(0)[0], 16)
val = int(list.groups(0)[1], 16)
- #print "PADDUMP: Addr = %08x Value = %08x" % (addr, val)
+ verbose("XML pad-reg: Addr = %08x Value = %08x" % (addr, val))
regmap[addr] = val
return regmap
-def pad_get_name(offset):
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+# Read all the input files and parse the required info
+modehelp = read_guidelines(modehelp_file)
+sel = read_selmodes(sel_file)
+regmap = read_pad_dump(pad_file)
+reglist = regmap.keys()
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+# Helper functions to parse XML nodes and get the desired data
+# Hugely dependent on the XML format of the PCT files
+# Uses XPath to search elements with queries and filters
+# Parse the nodes to generate data in desired format
+
+def xml_pad_get_name(offset):
padlist = pad_xml.findall("register[@offset='0x%X']" % offset)
if (len(padlist) == 0):
return "Unknown"
else:
return padlist[0].get("id")
-def pad_get_pin(offset, muxmode):
+def xml_pad_get_offset(name):
+ padlist = pad_xml.findall("register[@id='%s']" % name)
+ if (len(padlist) == 0):
+ return None
+ else:
+ return int(padlist[0].get("offset"), 16)
+
+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):
+ if (muxmode_str == "DRIVER OFF"):
+ return 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:
+ error("Cannot resolve muxmode group for '%s'" % muxmode_str)
+
+ #HACK for now
+ warn("Not resolving muxmode %s, assuming default %s" % (muxmode_str, def_mode))
+ 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 pad_dump_gpio(addr, offset, pin_name):
- gpio_data_addrs = (0, 0x4ae10138, 0x48055138, 0x48057138, 0x48059138, 0x4805b138, 0x4805d138, 0x48051138, 0x48053138)
- gpio_name = pad_get_pin(offset, 14)
- matchlist = re.match("GPIO(.)_(.)", gpio_name)
- if (matchlist == None):
- return
- inst = int(matchlist.groups(0)[0])
- bit = int(matchlist.groups(0)[1])
- gpio_addr = gpio_data_addrs[inst]
- print "GPIO: echo %d > /sys/class/gpio/export 2>/dev/null; val=`omapconf read 0x%x 2>&1 | grep -v \"support\"`; status=$((0x$val >> %d & 0x1)); echo -e \"%s (%s)\t = $status\";" % ((inst - 1) * 32, gpio_addr, bit, pin_name, gpio_name)
-
-def iodelay_get_reg(name):
+def xml_iodelay_get_reg(name):
delaylist = iod_xml.findall("register[@id='%s']" % name)
if (len(delaylist) == 0):
return 0
else:
offset = delaylist[0].get("offset")
- #print "IOD: Name = %s Offset = %s" % (del_reg, offset)
+ verbose("XML delay-reg: Name = %s Offset = %s" % (name, offset))
return int(offset, 16)
-def virtual_get_modes(mode):
- list = []
+def xml_get_virtual(mode):
+ vmodes = {}
signal = mode.findtext("signal")
for virt in mode.findall("virtualmode/mode"):
virt_mode = virt.findtext("value")
virt_name = virt.findtext("name")
if (virt_name == "NA"):
continue
- found = (virt_mode, virt_name)
- list.append(found)
- if (config.get("general", "dump_virtual") == "1"):
- print ("VIRTUAL: %s %s" % found) + " %s" % signal
- return list
-
-def manual_get_modes(mode):
- list = []
+ virt_mode = int(virt_mode)
+ vmodes[virt_name] = virt_mode
+ debug(" * VIRTUAL: %s [%s] => delaymode = %d" % (signal, virt_name, virt_mode))
+ return vmodes
+
+def xml_get_manual(mode):
+ mmodes = {}
signal = mode.findtext("signal")
for man in mode.findall("manualmode"):
regname = man.findtext("cfgreg/name")
man_name = sel.findtext("name")
if (man_name == "NA"):
continue
- found = (regname, adel, gdel, man_name)
- list.append(found)
- if (config.get("general", "dump_manual") == "1"):
- print ("MANUAL: %s %s %s %s" % found) + " %s" % signal
- return list
-
-
-def model_find_delaymodes(pad_name, muxmode):
+ adel = int(adel)
+ gdel = int(gdel)
+ if (man_name not in mmodes.keys()):
+ mmodes[man_name] = []
+ mmodes[man_name].append((regname, adel, gdel))
+ debug(" * MANUAL: %s [%s] => delay[%s] = %d, %d" % (signal, man_name, regname, adel, gdel))
+ return mmodes
+
+def xml_get_additional_mode(orig):
+ additional_mux = orig.findall("additionalMux/confregisters")
+ if (len(additional_mux) == 0):
+ return orig
+ else:
+ additional_mux = additional_mux[0]
+ mux_reg_name = additional_mux.findtext("register")
+ offset = xml_pad_get_offset(mux_reg_name)
+
+ if (offset == None):
+ error("Could not find register address for register '%s'" % mux_reg_name)
+ fatal("This pin may have virtual/manual modes, Fix XML file")
+
+ addr = 0x4a002000 + offset
+ if (addr not in reglist):
+ error("register dump lacks data for additional muxes")
+ warn("using default values")
+ muxval = 0x0
+ else:
+ muxval = regmap[addr]
+
+ values = additional_mux.findall("value")
+ for value in values:
+
+ option = int(value.findtext("option"))
+ fieldpos = value.findtext("fieldPos")
+ signal = value.findtext("signal").upper()
+ matchlist = re.match("([0-9]+)[:]*([0-9]*)", fieldpos)
+
+ verbose("++++ Additional mux %s possible" % signal)
+ end = int(matchlist.groups(0)[0])
+ if (matchlist.groups(0)[1] == ""):
+ start = end
+ else:
+ start = int(matchlist.groups(0)[1])
+
+ muxval = muxval & (1 << end)
+ muxval = muxval >> start
+
+ if (muxval == option):
+ debug(">>>> Additional mux %s[%s] = %d" % (mux_reg_name, fieldpos, option))
+ debug(">>>> Effective signal = %s" % signal)
+ return value
+ error("None of the additional Mux value matched, using default")
+ return values[0]
+
+def xml_find_delaymodes(pad_name, muxmode):
+ virt = {}
+ man = {}
padlist = model_xml.findall("padDB/clockNode/type/pad")
for pad in padlist:
if (pad_name == pad.findtext("confregisters/regbit/register")):
return None
for mode in muxmodes:
if ("%d" % muxmode == mode.findtext("mode")):
- virt = virtual_get_modes(mode)
- man = manual_get_modes(mode)
+ mode = xml_get_additional_mode(mode)
+ virt = xml_get_virtual(mode)
+ man = xml_get_manual(mode)
return (virt, man)
- return None
+ return (virt, man)
-def get_pin_info(val):
- inp_en = (val >> 18) & 0x1
- pulltype = (val >> 17) & 0x1
- pull_dis = (val >> 16) & 0x1
- pin = "PIN"
- if (inp_en):
- pin += "_INPUT"
- else:
- pin += "_OUTPUT"
- if (pull_dis == 0):
- if (pulltype):
- pin += "_PULLUP"
- else:
- pin += "_PULLDOWN"
- return pin
+def xml_check_correctness(modehelp):
-def read_guidelines(fname):
- gdl = {}
- pattern = re.compile('(.+\w)\t+(.+)')
- f = open(fname)
- for line in f.readlines():
- list = re.match(pattern, line)
- if ( list == None):
- continue
- mode = list.groups(0)[0]
- info = list.groups(0)[1]
- gdl[mode] = info
- #print "GDL: Parsed info<%s> <%s>" % ( mode, info)
- return gdl
+ print "###########################################"
+ print "XML correctness checks:"
+ padcore_list = []
+ padmodel_list = []
+ modes = {}
-def read_selection(fname):
- sel = {}
- pattern = re.compile('(\w+)\W*,\W*(\w*)')
- f = open(fname)
- for line in f.readlines():
- list = re.match(pattern, line)
- if ( list == None):
+ # Find all the pads in core XML
+ pad_list = pad_xml.findall("register")
+ for i in pad_list:
+ name = i.get("id")
+ if (re.match("CTRL_CORE_PAD_.*", name) == None):
continue
- group = list.groups(0)[0]
- mode = list.groups(0)[1]
- sel[group] = mode
- #print "SEL: Parsed info<%s> <%s>" % (mode, group)
- return sel
+ padcore_list.append(name)
+ print ">> Total pads defined in core XML = %d" % len(padcore_list)
+
+ # Find all the pads in model XML
+ pad_list = model_xml.findall("padDB/clockNode/type/pad/confregisters/regbit")
+ for i in pad_list:
+ name = i.findtext("register")
+ padmodel_list.append(name)
+ print ">> Total pads defined in model XML = %d" % len(padmodel_list)
+
+ # Find all the manual modes
+ manmode_list = model_xml.findall("padDB/clockNode/type/pad/muxmode/manualmode/cfgreg/mode")
+ for i in manmode_list:
+ man_name = i.findtext("name")
+ modes[man_name] = "manual"
+ # Find all the additional manual modes
+ manmode_list = model_xml.findall("padDB/clockNode/type/pad/muxmode/additionalMux/confregisters/value/manualmode/cfgreg/mode")
+ for i in manmode_list:
+ man_name = i.findtext("name")
+ modes[man_name] = "manual"
+ # Find all the virtual modes
+ virtmode_list = model_xml.findall("padDB/clockNode/type/pad/muxmode/virtualmode/mode")
+ for i in virtmode_list:
+ virt_name = i.findtext("name")
+ modes[virt_name] = "virtual"
+ # Find all the additional virtual modes
+ virtmode_list = model_xml.findall("padDB/clockNode/type/pad/muxmode/additionalMux/confregisters/value/virtualmode/mode")
+ for i in virtmode_list:
+ virt_name = i.findtext("name")
+ modes[virt_name] = "virtual"
+ print ">> Total delaymodes defined in model XML = %d" % len(modes)
+
+ # Print out all the errors found in the tests
+ print "== Pads defined in core XML but not in model XML =="
+ for i in padcore_list:
+ if (i not in padmodel_list):
+ print "\t%s" % i
+ print "== Pads defined in model XML but not in core XML =="
+ for i in padmodel_list:
+ if (i not in padcore_list):
+ print "\t%s" % i
+
+ # Check if description for each mode is available
+ print "== Delaymodes missing description in the guidelines.txt =="
+ for i in modes:
+ if (i not in modehelp):
+ print "\t%s" % i
+
+ # Check if description for unknown mode is documented
+ print "== Delaymodes unused from guidelines.txt =="
+ for i in modehelp:
+ if (i not in modes):
+ print "\t%s" % i
+
+ print "###########################################"
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+# Decision point of the script
+# For each pad/pin, decide what delay method is used
+# Lookup in the selection file or ask user with a menu
+def select_mode(pad, pin, module, virt, man, modehelp, sel):
+ modelist = []
+ for modename in virt.keys():
+ modelist.append(modename)
+
+ for modename in man.keys():
+ modelist.append(modename)
+
+ if (len(modelist) == 0):
+ return "LEGACY"
+
+ if (module in sel.keys()):
+ mode = sel[module]
+ if (mode == "SKIP" or mode == "LEGACY" or mode in modelist):
+ return mode
+ else:
+ error("Invalid delaymode '%s' for module '%s'" % (mode, module))
-def find_selection(pad, pin, modes, gdl, sel):
- group = re.match("([^_]+)_.*", pin).groups(0)[0]
- if (group in sel.keys()):
- if (sel[group] == "SKIP"):
- return sel[group]
- for mode in modes:
- if (sel[group] == mode):
- #print "DBG: Found %s mode in selection for %s" % (mode, group)
- return mode
-
- if (config.get("gui", "interactive") == "0"):
- return "SKIP"
-
- #print "\nDBG: Selected modes"
- #print sel
+ if (args.interactive == 0):
+ warn("No delay modes for %s found, skipping" % module)
+ mode = "SKIP"
+ return mode
+
+ # Display the menu and ask user to select the 'right' mode
while True:
print ""
print "MENU: Select delay mode for %s -> %s" % (pad, pin)
i = 0
- print "MENU: %d: %s \t\t\t%s" % (i, "SKIP", "Skips this group for now")
- for mode in modes:
+ 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
- print "MENU: %d: %s \t\t%s" % (i, mode, gdl[mode])
+ if (mode in modehelp):
+ helptext = modehelp[mode]
+ else:
+ helptext = "Unknown"
+ print "MENU: %d: %s \t\t%s" % (i, mode, helptext)
try:
choice = int(raw_input("Select delay mode #> "))
if (choice == 0):
mode = "SKIP"
break
- elif (choice >=0 and choice <= len(modes)):
- mode = modes.keys()[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:
print "ERROR: Invalid choice"
print "MENU: Selected mode is %s" % mode
print ""
+
return mode
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+# Pad read using GPIO - Specific to linux only
+# As each pad is muxed with a SoC gpio (for most of the pads)
+# It's possible to read the pad data using gpio datain registers
+# Change pad register to enable input path and export sysfs
+# Use sysfs to read the status of GPIO and print in a loop
+def pad_dump_gpio(padconf, per_padconf):
+ gpio_data_addrs = (0, 0x4ae10138, 0x48055138, 0x48057138, 0x48059138, 0x4805b138, 0x4805d138, 0x48051138, 0x48053138)
+ module = args.module
+
+ # script header
+ gen_header = "###########################################\n" + \
+ "# Read %s signals using GPIO sysfs\n" % module + \
+ "###########################################\n\n"
+ gen_data = "%s_data=(\n" % module
+
+ for i in padconf:
+ (pad_name, pin_name, addr, val, mode, delayinfo) = i
+
+ offset = addr - 0x4a002000
+ gpio_name = xml_model_get_signal(offset, 14)
+ matchlist = re.match("GPIO(.)_(.*)", gpio_name)
+ if (matchlist == None):
+ error("No GPIO for pad %s - cannot read from script" % pad_name)
+ continue
-#Main execution starts here
-print "IOdelay autogen - Python script to generate the IOdelay data"
-print "Generate the MUX mode data based on the register dumps"
-print ""
+ inst = int(matchlist.groups(0)[0])
+ bit = int(matchlist.groups(0)[1])
+ gpio_addr = gpio_data_addrs[inst]
+ ngpio = (inst - 1) * 32 + bit
+ pin_short = re.match(".+_(.*)", pin_name).groups(0)[0]
+
+ gen_data += "\t%s:0x%x:%s:%d:0x%x:%d\n" % (pin_short, addr, gpio_name, ngpio, gpio_addr, bit)
+
+ gen_data += ")\n\n"
+
+ # Main script to probe the signal
+ gen_main = "echo; echo Probing %s signals\n\n" % module + \
+ "for data in ${%s_data[@]}\n" % module + \
+ "do\n" + \
+ " pin=`echo $data | cut -d ':' -f1`\n" + \
+ " pad=`echo $data | cut -d ':' -f2`\n" + \
+ " ngpio=`echo $data | cut -d ':' -f4`\n" + \
+ " echo $ngpio > /sys/class/gpio/export 2>/dev/null\n" + \
+ " omapconf set bit $pad 18 1>/dev/null 2>/dev/null\n" + \
+ " printf \"%8s\" $pin\n" + \
+ "done\n" + \
+ "echo\n\n"
+
+ gen_main += "while true;\n" + \
+ "do\n" + \
+ " for data in ${%s_data[@]}\n" % module + \
+ " do\n" + \
+ "# pin=`echo $data | cut -d ':' -f1`\n" + \
+ "# pad=`echo $data | cut -d ':' -f2`\n" + \
+ "# gpio=`echo $data | cut -d ':' -f3`\n" + \
+ " ngpio=`echo $data | cut -d ':' -f4`\n" + \
+ "# addr=`echo $data | cut -d ':' -f5`\n" + \
+ "# bit=`echo $data | cut -d ':' -f6`\n" + \
+ " val=`cat /sys/class/gpio/gpio$ngpio/value`\n" + \
+ " printf %8d $val \n" + \
+ " done\n" + \
+ " echo\n" + \
+ "done\n\n"
+
+ gen_footer = "###########################################\n"
+
+ # Generate the shell script
+ gen_script = gen_header + gen_data + gen_main + gen_footer
+ filename = ("./%s-probe.sh" % module).lower()
+ print "Generating '%s' script..." % filename
+ gen_file = open(filename, "w+")
+ gen_file.write(gen_script)
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+# Generate the final pad and delay data in the required format
+def format_pad_regs(padconf, per_padconf):
+ print "######## Pad data output ########"
+ if (args.format == "uboot"):
+ uboot_format_pad_regs(padconf, per_padconf)
+ elif (args.format == "linux"):
+ linux_format_pad_regs(padconf, per_padconf)
+ elif (args.format == "bios"):
+ bios_format_pad_regs(padconf, per_padconf)
+ else:
+ error("Format %s not suppported" % args.format)
+
+def format_delay_regs(delayconf, per_delayconf):
+ print "######## Delay data output ########"
+ if (args.format == "uboot"):
+ uboot_format_delay_regs(delayconf, per_delayconf)
+ elif (args.format == "linux"):
+ linux_format_delay_regs(delayconf, per_delayconf)
+ elif (args.format == "bios"):
+ bios_format_delay_regs(delayconf, per_delayconf)
+ else:
+ error("Format %s not suppported" % args.format)
-gdl = read_guidelines(gdl_file)
-sel = read_selection(sel_file)
-regmap = read_pad_file(pad_file)
-reglist = regmap.keys()
+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 = "PIN"
+ if (inp_en):
+ pin += "_INPUT"
+ else:
+ pin += "_OUTPUT"
+ if (pull_dis == 0):
+ if (pulltype):
+ pin += "_PULLUP"
+ else:
+ pin += "_PULLDOWN"
+ if (slew_fast):
+ pin += " | SLEWCONTROL"
+ return pin
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+# Generate output in u-boot format
+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, mode, delayinfo) = i
+
+ muxmode = val & 0xf
+ (method, data) = delayinfo
+ if (method == "LEGACY"):
+ extramode = ""
+ elif (method == "VIRTUAL"):
+ delaymode = data
+ extramode = " | VIRTUAL_MODE%d" % delaymode
+ elif (method == "MANUAL"):
+ extramode = " | MANUAL_MODE"
+ else:
+ error("Invalid delay method %s" % method)
+
+ pin_info = get_pin_info(val) + extramode
+ pad_short = re.sub("CTRL_CORE_PAD_", "", pad_name)
+ comment = (pad_short + "." + pin_name).lower()
+
+ print "\t{ %s, (M%d | %s) },\t/* %s */" % (pad_short, muxmode, pin_info, comment)
+ print "};\n"
+
+def uboot_format_delay_regs(delayconf, per_delayconf):
+ manual_del = []
+ for i in delayconf:
+ (pad_name, pin_name, regname, del_offset, man_name, adel, gdel) = i
+
+ entry = (del_offset, adel, gdel, regname, pin_name, man_name)
+ manual_del.append(entry)
+
+ 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"
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+# Generate output in linux format
+def linux_format_pad_regs(padconf, per_padconf):
+ print "&dra7_pmx_core {"
+ for per in per_padconf:
+
+ if (re.match("MMC.*", per) == None):
+ warn("Only MMC padconf is recommended in kernel")
-pad_count = 0
-delay_count = 0
+ # Get the mode from the first entry
+ (pad_name, pin_name, addr, val, mode, delayinfo) = per_padconf[per][0]
-for i in range(0, 281):
+ 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, mode, delayinfo) = i
+
+ muxmode = val & 0xf
+ (method, data) = delayinfo
+ if (method == "LEGACY"):
+ extramode = ""
+ elif (method == "VIRTUAL"):
+ delaymode = data
+ extramode = " | MUX_VIRTUAL_MODE%d" % delaymode
+ elif (method == "MANUAL"):
+ extramode = " | MANUAL_MODE"
+ else:
+ warn("Invalid method %s" % method)
+
+ pin_info = get_pin_info(val) + extramode
+ pad_short = re.sub("CTRL_CORE_PAD_", "", pad_name)
+ offset = addr - 0x4a003400
+ comment = (pad_short + "." + pin_name).lower()
+
+ print "\t\t\t0x%03X\t(%s | MUX_MODE%d)\t/* %s */" % (offset, pin_info, muxmode, comment)
+ print "\t\t>;"
+ print "\t};"
+ print "};\n"
+
+
+def linux_format_delay_regs(delayconf, per_delayconf):
+ print "&dra7_iodelay_core {"
+ for per in per_delayconf.keys():
+
+ if (re.match("MMC.*", per) == None):
+ 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]
+
+ dtsnode = ("%s_iodelay_%s_conf" % (per, mode)).lower()
+ print "\t%s: %s {" % (dtsnode, dtsnode)
+ print "\t\tpinctrl-single,pins = <"
+ 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>;"
+ 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, mode, delayinfo) = i
+
+ delaylist = []
+ (method, data) = delayinfo
+ if (method == "VIRTUAL"):
+ virt_mode = data
+ val = val | ( virt_mode<< 4)
+ val = val | (1 << 8)
+ elif (method == "MANUAL"):
+ delaylist = data
+ val = val | (1 << 8)
+
+ offset = addr - 0x4a003400
+ out_delreg = out_adel = out_gdel = 0
+ in_delreg = in_adel = in_gdel = 0
+ oen_delreg = oen_adel = oen_gdel = 0
+
+ for j in delaylist:
+ (regname, adel, gdel) = j
+ if (re.match(".*_IN", regname) != None):
+ in_delreg = xml_iodelay_get_reg(regname)
+ in_adel = adel
+ in_gdel = gdel
+ elif (re.match(".*_OEN", regname) != None):
+ oen_delreg = xml_iodelay_get_reg(regname)
+ oen_adel = adel
+ oen_gdel = gdel
+ elif (re.match(".*_OUT", regname) != None):
+ out_delreg = xml_iodelay_get_reg(regname)
+ out_adel = adel
+ out_gdel = gdel
+ indel = "{ 0x%04X, %4d, %4d , 0}" % (in_delreg, in_adel, in_gdel)
+ oendel = "{ 0x%04X, %4d, %4d , 0}" % (oen_delreg, oen_adel, oen_gdel)
+ outdel = "{ 0x%04X, %4d, %4d , 0}" % (out_delreg, out_adel, out_gdel)
+ pin_info = get_pin_info(val)
+ print "\t/* %s -> %s (%s) %s delaymode */" % (pad_name, pin_name, pin_info, method)
+ print "\t{ 0x%03X, 0x%08X, %s, %s, %s }" % (offset, val, indel, oendel, outdel)
+
+def bios_format_delay_regs(delayconf, per_delayconf):
+ debug("Manual delays are not configured separately")
+ debug("Delays are configured as part of the padconf step only")
+
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
+
+# Main execution starts here
+# * Parse all the XML files - Get the pad data and IOdelay data
+# * Iterate over the pad register dumps
+# * For each pad, find out the muxmode being used and the pad direction, etc
+# * For the muxmode being used, find out available virtual/modes
+# - Dump the virtual/manual modes available (based on options)
+# - Build up the gpio script to read the pad data using GPIO module
+# * Select the correct mode to be used
+# - Check if the mode is described for the peripheral module, (from selected-modes.txt)
+# - Otherwise ask the user (with a menu) to decide the delaymode
+# => Update the selection for the whole of the peripheral module
+# - Worst case, skip the delaymode for this pad
+# * Build the pad and delay register information
+# * Create the dump for pad and delay data in linux/u-boot format
+# * Dump the delaymode selection for each peripheral
+# * Dump the GPIO script for each peripheral (all pads grouped together)
+#
+
+# List of all the pads being configured
+padconf = []
+# List of all the delay registers being configured (for manual mode)
+delayconf = []
+# Dictionary of pads grouped by peripheral/module
+per_padconf = {}
+# Dictionary of delay registers grouped by peripheral/module
+per_delayconf = {}
+
+if(args.check_xml):
+ xml_check_correctness(modehelp)
+ exit()
+
+# Start iterating over each pad
+for i in range(0, 260):
+ # Find out the muxmode and pad direction, etc
addr = 0x4a003400 + i * 4
offset = 0x1400 + i * 4
dts_offset = offset - 0x1400
if (addr not in reglist):
- print "WARN: Register dump for pad 0x%X not found" % addr
+ warn("Register dump for pad 0x%X not found" % addr)
continue
val = regmap[addr]
muxmode = val & 0xf
- pad_name = pad_get_name(offset)
- pin_name = pad_get_pin(offset, muxmode)
+
+ # Find out the pin based on the muxmode
+ pad_name = xml_pad_get_name(offset)
+ pin_name = xml_model_get_signal(offset, muxmode)
if (pad_name == "Unknown" or pin_name == "Unknown"):
- print "ERROR: Cannot find out Pad/Pin name for PAD address 0x%X (%s[%s] = %s)" \
- % (addr, pad_name, muxmode, pin_name)
+ warn("Cannot find out Pad/Pin name for PAD address 0x%X (%s[%s] = %s)" \
+ % (addr, pad_name, muxmode, pin_name))
continue
- if (config.get("general", "dump_all") == "1"):
- print "DUMP: %30s: Address = 0x%X \tOffset = 0x%X Value = 0x%08X \"%s\"" \
- % (pad_name, addr, offset, val, pin_name)
-
- if (config.get("general", "dump_gpio") == "1"):
- pad_dump_gpio(addr, offset, pin_name)
-#Find out all the possible virtual, manual modes fot the specific pad -> pin combination
- (virt, man) = model_find_delaymodes(pad_name, muxmode)
- modes = {}
- for option in virt:
- (virt_mode, virt_name) = option
- extramode = "VIRTUAL_MODE%s" % virt_mode
- modes[virt_name] = extramode
-
- for option in man:
- (regname, a_del, g_del, man_name) = option
- extramode = "MANUAL_MODE"
- modes[man_name] = extramode
-
-#Decide the mode to be used:-
- if (len(modes) == 0):
- if (config.get("general", "auto_decide") == "0"):
- continue
- #Use Legacy mode
- extramode = ""
+ if (pin_name == "DRIVER"):
+ continue
+
+ # Find out if the delaymode for this module is already selected
+ match = re.match("([^_]+)_.*", pin_name)
+ if (match):
+ module = match.groups(0)[0]
else:
- #Need to select one out of allowed modes
- mode = find_selection(pad_name, pin_name, modes, gdl, sel)
- if (mode == "unknown"):
- print "ERROR: Unresolved delay modes for %s -> %s" % (pad_name, pin_name)
- print modes
- break
+ module = pin_name
- #Update the selection for that module
- group = re.match("([^_]+)_.*", pin_name).groups(0)[0]
- #print "DBG: Adding %s mode for group %s" % (mode, group)
- if (mode != "SKIP" or group not in sel.keys()):
- sel[group] = mode
- if (mode == "SKIP"):
- continue
- extramode = modes[mode]
+ 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
+
+ debug("PAD: %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)
-#Generate the u-boot header for PAD mux array
- if (extramode == ""):
- delaymode = ""
+ if (args.gpio == True):
+ mode = "LEGACY"
else:
- delaymode = " | %s" % extramode
- pin_info = get_pin_info(val) + delaymode
- pad_short = re.sub("CTRL_CORE_PAD_", "", pad_name)
- comment = (pad_short + "." + pin_name).lower()
- print "PAD:\t{ %s, (M%d | %s) },\t/* %s */" % (pad_short, muxmode, pin_info, comment)
- pad_count += 1
-
-#Generate the u-boot header for IO delay array
- if (extramode != "MANUAL_MODE"):
+ # 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 and module not in sel.keys()):
+ sel[module] = mode
+
+ if (mode == "SKIP"):
continue
- for option in man:
- (regname, a_del, g_del, man_name) = option
- if (man_name != mode):
- continue
- del_offset = iodelay_get_reg(regname)
+ elif (mode == "LEGACY"):
+ delayinfo = ("LEGACY", "")
+ elif (mode in virt):
+ delayinfo = ("VIRTUAL", virt[mode])
+ elif (mode in man):
+ delayinfo = ("MANUAL", man[mode])
+ else:
+ error("Unknown mode '%s' selected" % mode)
+ continue
+
+ debug(" => Using mode %s" % mode)
+ paddata = (pad_name, pin_name, addr, val, mode, delayinfo)
+ if (module not in per_padconf.keys()):
+ per_padconf[module] = []
+ padconf.append(paddata)
+ per_padconf[module].append(paddata)
+
+ if(mode not in man):
+ continue
+
+ # Add the delay data if using manual mode
+ for regval in man[mode]:
+ (regname, adel, gdel) = regval
+ del_offset = xml_iodelay_get_reg(regname)
if (del_offset == 0):
- print "ERROR: Can't find delay offset of register %s" % regname
+ error("Can't find delay offset of register %s" % regname)
break
- a_del = int(a_del)
- g_del = int(g_del)
- print "DELAY:\t{0x%04X, %d, %d},\t/* %s */" \
- % (del_offset, a_del, g_del, regname)
-
- delay_count += 1
-print ""
-print "Total PAD registers: %d, Total DELAY registers: %d" % (pad_count, delay_count)
-#Dump the final selection for reuse
-for group in sel:
- print "%s,\t%s" % (group, sel[group])
-print ""
+ debug(" => Manual delay[%s] = (%d, %d)" % (regname, adel, gdel))
+ delaydata = (pad_name, pin_name, regname, del_offset, mode, adel, gdel)
+ if (module not in per_delayconf.keys()):
+ per_delayconf[module] = []
+ delayconf.append(delaydata)
+ per_delayconf[module].append(delaydata)
+
+if(args.gpio == True):
+ pad_dump_gpio(padconf, per_padconf)
+ exit()
+
+format_pad_regs(padconf, per_padconf)
+format_delay_regs(delayconf, per_delayconf)
+
+if (args.interactive):
+ # Summary of the generated data
+ print ""
+ print "Total PAD registers: %d" % len(padconf)
+ print "Total DELAY registers: %d" % len(delayconf)
+ print ""
+ # Dump the final selection for reuse
+ print "Selected modes for each peripheral module\n"
+ for group in sel:
+ print "%s,\t%s" % (group, sel[group])
+ print ""
+# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #