my $opt_read = '';
my $opt_pins = '';
my $opt_color = 0;
+my $opt_pinmux = 0;
GetOptions(
'svg!' => \$opt_svg,
'alt!' => \$opt_alt,
'read=s' => \$opt_read,
'pins=s' => \$opt_pins,
'color' => \$opt_color,
+ 'pinmux' => \$opt_pinmux,
);
# svg font hints
}
my $pins;
+my $include = 0;
my $model = slurp('/proc/device-tree/model');
$model =~ s/\x00$//; # strip kernel NULL
warn "# model [$model]";
+if ( $opt_pins ) {
+ $model = $opt_pins;
+ $model =~ s/^.*\///; # strip dir
+ $model =~ s/\..+$//; # strip extension
+ $include = 1;
+ warn "# $opt_pins model [$model] $include";
+}
+warn "# $opt_pins model [$model] $include";
+OPEN_PINS_AGAIN:
open(DATA, '<', $opt_pins) if $opt_pins;
my @lines;
my $line_i = 0;
-my $include = 0;
while(<DATA>) {
chomp;
if ( m/^#\s(.+)/ ) {
- warn "MODEL [$1] == [$model] ?\n";
if ( $model =~ m/$1/ ) {
$include = 1;
} else {
$include = 0;
}
- } elsif ( $include || $opt_pins ) {
- push @{ $pins->{$1} }, $line_i while ( m/\t(\w+\d+)/g );
+ warn "MODEL [$1] == [$model] include: $include\n";
+ } elsif ( $include ) {
+ push @{ $pins->{$1} }, $line_i while ( m/\t\s*(\w+\d+)/g );
push @lines, $_;
}
}
+if ( ! $opt_pins && ! $pins ) {
+ my $glob = $model;
+ $glob =~ s/^(\w+).*$/$1/;
+ my @pins = glob "pins/${glob}*";
+ die "pins/${glob} NOT FOUND for this board, please create one and contribute" unless @pins;
+ warn "# possible pins: ",dump( \@pins );
+ $opt_pins = $pins[0];
+ goto OPEN_PINS_AGAIN;
+}
+
die "add pin definition for # $model" unless $pins;
#warn "# lines ",dump( \@lines );
my $pin;
my $function;
+sub annotate_pin {
+ my ($pin, $note) = @_;
+ if ( $pins->{$pin} ) {
+ foreach my $line ( @{$pins->{$pin}} ) {
+ my $t = $lines[$line];
+ if ( $opt_svg ) {
+ $t =~ s/$pin/$note/;
+ } else {
+ $t =~ s/$pin/$pin $note/ || warn "can't find $pin in [$t]";
+ }
+ $lines[$line] = $t;
+ warn "# $line: $lines[$line]\n";
+ }
+ } else {
+ warn "IGNORED: pin $pin function $note\n";
+ }
+}
+
open(my $fh, '<', $opt_read . '/sys/kernel/debug/pinctrl/pinctrl-maps');
while(<$fh>) {
chomp;
if ( $device && $pin && $function ) {
push @{ $pin_function->{$pin} }, "$device $function";
- if ( $pins->{$pin} ) {
- foreach my $line ( @{$pins->{$pin}} ) {
- my $t = $lines[$line];
- if ( $opt_svg ) {
- $t =~ s/$pin/[$device $function]/;
- } else {
- $t =~ s/$pin/$pin [$device $function]/ || warn "can't find $pin in [$t]";
- }
- $lines[$line] = $t;
- warn "# $line: $lines[$line]\n";
- }
- } else {
- warn "IGNORED: pin $pin function $function\n";
- }
-
+ annotate_pin $pin, "[$device $function]";
} else {
warn "missing one of ",dump( $device, $pin, $function );
}
warn "# pin_function = ",dump($pin_function);
+
+# insert kernel gpio info
+my $linux_gpio_name;
+open(my $pins_fh, '<', (glob "/sys/kernel/debug/pinctrl/*/pins")[0]);
+while(<$pins_fh>) {
+ if ( m/^pin (\d+) \(([^\)]+)\)/ ) {
+ $linux_gpio_name->{$1} = $2;
+ }
+}
+warn "# linux_gpio_name = ",dump( $linux_gpio_name );
+
+
+my $gpio_debug;
+open(my $gpio_fh, '<', '/sys/kernel/debug/gpio');
+while(<$gpio_fh>) {
+ if (m/|/ ) {
+ s/^\s+//;
+ s/\s+$//;
+ my @l = split(/\s*[\(\|\)]\s*/, $_);
+ warn "XXX ", dump( \@l );
+ if ( $l[0] =~ m/gpio-(\d+)/ ) {
+ if ( my $pin = $linux_gpio_name->{$1} ) {
+ $gpio_debug->{ $pin } = $l[2];
+ $l[3] =~ s/\s\s+/ /g;
+ annotate_pin $pin, qq{"$l[2]" $l[3]};
+ } else {
+ warn "FIXME can't find $1 in ",dump( $linux_gpio_name );
+ }
+ }
+ }
+
+}
+warn "# gpio_debug = ",dump( $gpio_debug );
+
+
+
+my $have_sunxi_pio = `which sunxi-pio`;
+if ( $have_sunxi_pio ) {
+
+open(my $pio, '-|', 'sunxi-pio -m print');
+while(<$pio>) {
+ chomp;
+ s/[<>]+/ /g;
+ my @p = split(/\s+/,$_);
+ warn "# pio ",dump(\@p);
+ # annotate input 0 and output 1 pins
+# annotate_pin $p[0], ( $p[1] ? 'O' : 'I' ) . ':' . $p[4] if $p[1] == 0 || $p[1] == 1;
+ my $pin = shift @p;
+ annotate_pin $pin, join(' ',@p) if ! $opt_svg;
+}
+close($pio);
+
+} # have_sunxi_pio
+
+my $have_raspi_gpio = `which raspi-gpio`;
+if ( $have_raspi_gpio ) {
+
+my @gpio_pins;
+
+open(my $pio, '-|', 'raspi-gpio get');
+while(<$pio>) {
+ chomp;
+ if ( m/^\s*GPIO (\d+): (.+)/ ) {
+ my $pin = 'gpio' . $1 * 1; # we need * 1 to strip leading zero
+ push @gpio_pins, $1;
+ annotate_pin $pin, $2 if ! $opt_svg;
+ }
+}
+close($pio);
+
+open(my $pio, '-|', 'raspi-gpio funcs '.join(',',@gpio_pins));
+while(<$pio>) {
+ chomp;
+ s/,\s/ /g;
+ if (m/^(\d+)\s+(.*)/) {
+ annotate_pin 'gpio'.$1,"($2)" if $opt_alt;
+ }
+}
+close($pio);
+
+} # have_raspi_gpio
+
+
+my $pinmux;
+my $pinmux_path = (glob("/sys/kernel/debug/pinctrl/*/pinmux-functions"))[0];
+if ( $opt_pinmux && -e $pinmux_path ) {
+ open(my $mux, '<', $pinmux_path);
+ while(<$mux>) {
+ chomp;
+ if ( m/function: (\w+), groups = \[ (.*) \]/ ) {
+ my ( $func, $pins ) = ( $1, $2 );
+ foreach ( split(/\s+/,$pins) ) {
+ push @{ $pinmux->{$_} }, $func;
+ }
+ } else {
+ warn "IGNORED [$pinmux_path] [$_]\n";
+ }
+ }
+
+ foreach my $pin ( keys %$pinmux ) {
+ if ( exists $pins->{$pin} ) {
+ annotate_pin $pin, '{' . join(' ', @{$pinmux->{$pin}}) . '}';
+ } else {
+ warn "IGNORED mux on $pin\n";
+ }
+ }
+
+ warn "# pinmux = ",dump( $pinmux );
+}
+
+
+
my @max_len = ( 0,0,0,0 );
my @line_parts;
my $last_cut_mark = 0;
+sub connector {
+ my ( $from, $to ) = @_;
+ warn "# connector $from - $to ",dump( $line_parts[$from], $line_parts[$to] );
+ if ( $opt_vertical ) {
+ foreach my $i ( 0 .. int(($to-$from)/2) ) {
+ my $t = $line_parts[$from + $i];
+ $line_parts[$from + $i] = $line_parts[$to - $i];
+ $line_parts[$to - $i] = $t;
+ }
+ }
+}
+
+my $from;
+my $to;
+foreach my $i ( 0 .. $#line_parts ) {
+ next if $line_parts[$i]->[0] =~ m/^###/;
+ if (exists $line_parts[$i]->[1]) {
+ if (! $from) {
+ $from = $i;
+ } else {
+ $to = $i;
+ }
+ } elsif ($from && $to) {
+ connector $from => $to;
+ $from = $to = undef;
+ }
+}
+connector $from => $to if $from && $to;
+
foreach my $i ( 0 .. $#line_parts ) {
- $i = $#line_parts - $i if $opt_vertical;
+# $i = $#line_parts - $i if $opt_vertical;
my $line = $line_parts[$i];
if ( $opt_svg ) {
}
+# you can add pin definitions below, but they should go into pins/
__DATA__
-# Cubietech Cubieboard
-## U14 (Next to SATA connector)
-### SPI0
-48 PI13 (SPI0-MISO/UART6-RX/EINT25) 47 PI11 (SPI0-CLK/UART5-RX/EINT23)
-46 PI12 (SPI0-MOSI/UART6-TX/EINT24) 45 PI10 (SPI0-CS/UART5-TX/EINT22)
-### LCD
-44 3.3V (nc in 2012-08-08) 43 VCC-5V
-42 Ground 41 SPDIF
-40 PB10 (LCD0-SCK/LCD-PIO1) 39 PB11 (LCD0-SDA/LCD-PIO2)
-38 Ground 37 PH7 (LCD0-BL-EN/LCD-PIO0/UART5-RX/EINT7)
-36 XN_TP (TP-X2) 35 YN_TP (TP-Y2)
-34 XP_TP (TP-X1) 33 YP_TP (TP-Y1)
-32 PD25 (LCDDE) 31 PB2 (PWM0)
-30 PD26 (LCDHSYNC/VGA-HSYNC) 29 PD24 (LCDCLK)
-28 PD23 (LCDD23) 27 PD27 (LCDVSYNC/VGA-VSYNC)
-26 PD21 (LCDD21) 25 PD22 (LCDD22)
-24 PD19 (LCDD19/LVDS1N3) 23 PD20 (LCDD20)
-22 PD17 (LCDD17/LVDS1NC) 21 PD18 (LCDD18/LVDS1P3)
-20 Ground 19 PD16 (LCDD16/LVDS1PC)
-18 PD14 (LCDD14/LVDS1P2) 17 PD15 (LCDD15/LVDS1N2)
-16 PD12 (LCDD12/LVDS1P1) 15 PD13 (LCDD13/LVDS1N1)
-14 PD10 (LCDD10/LVDS1P0) 13 PD11 (LCDD11/LVDS1N0)
-12 PD8 (LCDD8/LVDS0P3) 11 PD9 (LCDD9/LVDS0N3)
-10 PD7 (LCDD7/LVDS0NC) 9 Ground
-8 PD5 (LCDD5/LVDS0N2) 7 PD6 (LCDD6/LVDS0PC)
-6 PD3 (LCDD3/LVDS0N1) 5 PD4 (LCDD4/LNVS0P2)
-4 PD1 (LCDD1/LVDS0N0) 3 PD2 (LCDD2/LVDS0P1)
-2 Ground 1 PD0 (LCDD0/LVDSP0)
-
-## U15 (Between Ethernet port and USB ports)
-### CSI1/TS
-1 VCC-5V 2 PH15 (CSI1-PWR/EINT15)
-3 CSI1-IO-2V8 4 PH14 (CSI1-RST#/EINT14)
-5 PG0 (CSI1-PCLK/SDC1-CMD) 6 PB18 (TWI1-SCK)
-7 PB19 (TWI1-SDA) 8 PG3 (CSI1-VSYNC/SDC1-D1)
-9 PG2 (CSI1-HSYNC/SDC1-D0) 10 PG1 (CSI1-MCLK/SDC1-CLK)
-11 PG4 (CSI1-D0/SDC1-D2) 12 PG5 (CSI1-D1/SDC1-D3)
-13 PG6 (CSI1-D2/UART3-TX) 14 PG7 (CSI1-D3/UART3-RX)
-15 PG8 (CSI1-D4/UART3-RTS) 16 PG9 (CSI1-D5/UART3-CTS)
-17 PG10 (CSI1-D6/UART4-TX) 18 PG11 (CSI1-D7/UART4-RX)
-19 Ground 20 Ground
-### Analog SDIO3
-21 FMINL 22 PI4 (SDC3-CMD)
-23 FMINR 24 PI5 (SDC3-CLK)
-25 Ground 26 PI6 (SDC3-D0)
-27 VGA-R 28 PI7 (SDC3-D1)
-29 VGA-G 30 PI8 (SDC3-D2)
-31 VGA-B 32 PI9 (SDC3-D3)
-### CSI0/TS
-33 LCD1-VSYNC 34 PE4 (CSI0-D0)
-35 LCD1-HSYNC 36 PE5 (CSI0-D1)
-37 Ground 38 PE6 (CSI0-D2)
-39 AVCC 40 PE7 (CSI0-D3)
-41 LRADC0 42 PE8 (CSI0-D4)
-43 CVBS 44 PE9 (CSI0-D5)
-45 HPL 46 PE10 (CSI0-D6)
-47 HPR 48 PE11 (CSI0-D7)
-
-## DEBUG serial (middle of board)
-4 PB22 (UART0-TX)
-3 PB23 (UART0-RX)
-2 VCC-3V3
-1 GND
-
-
-# Lamobo R1
-## CON3 rpi DIP26-254
-1 3.3v 2 5v
-3 PB20 SDA.1 4 5V
-5 PB21 SCL.1 6 0v
-7 PI3 PWM1 8 PH0 UART3_TX
-9 0v 10 PH1 UART3_RX
-11 PI19 UART2_RX 12 PH2
-13 PI18 UART2_TX 14 0v
-15 PI17 UART2_CTS 16 PH21 CAN_RX
-17 3.3v 18 PH20 CAN_TX
-19 PI12 SPI0_MOSI 20 0v
-21 PI13 SPI0_MISO 22 PI16 UART2_RTS
-23 PI11 SPI0_SCLK 24 PI10 SPI0_CS0
-25 0v 26 PI14 SPI0_CS1
-
-## J13 DIP2-254
-2 PB22 UART0_TX
-1 PB23 UART0_RX
-
-## J12 DIP8-254
-8 GND 7 GND
-6 PI20 UART7_TX 5 PH3
-4 PI21 UART7_RX 3 PH5
-2 3V3 1 SATA-5V
-
-# Raspberry Pi
-1 3.3v 2 5v
-3 gpio2 (SDA.1) 4 5v
-5 gpio3 (SCL.1) 6 0v
-7 gpio4 (WPi 7) 8 gpio14 (TxD)
-9 0v 10 gpio15 (RxD)
-11 gpio17 (WPi 0) 12 gpio18 (WPi 1)
-13 gpio27 (WPi 2) 14 0v
-15 gpio22 (WPi 3) 16 gpio23 (WPi 4)
-17 3.3v 18 gpio24 (WPi 5)
-19 gpio10 (MOSI) 20 0v
-21 gpio9 (MISO) 22 gpio25 (WPi 6)
-23 gpio11 (SCLK) 24 gpio8 (CE0)
-25 0v 26 gpio7 (CE1)
-# Raspberry Pi 3 Model B Rev 1.2
-27 gpio0 (SDA.0) 28 gpio1 (SCL.0)
-29 gpio5 (WPi 21) 30 0v
-31 gpio6 (WPi 22) 32 gpio12 (WPi 26)
-33 gpio13 (WPi 23) 34 0v
-35 gpio19 (WPi 24) 36 gpio16 (WPi 27)
-37 gpio26 (WPi 25) 38 gpio20 (WPi 28)
-39 0v 40 gpio21 (WPi 29)
projects / linux-gpio-pinout / blobdiff