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Deprecate mosi/miso in favour of sdo/sdi

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See https://www.oshwa.org/a-resolution-to-redefine-spi-signal-names/
This commit is contained in:
Stefan Rueger
2022-11-22 17:04:05 +00:00
parent 883d9494c8
commit adc333ea54
19 changed files with 239 additions and 237 deletions
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10
src/linuxgpio.c
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@@ -252,7 +252,7 @@ static int linuxgpio_open(PROGRAMMER *pgm, const char *port) {
linuxgpio_fds[i] = -1;
//Avrdude assumes that if a pin number is 0 it means not used/available
//this causes a problem because 0 is a valid GPIO number in Linux sysfs.
//To avoid annoying off by one pin numbering we assume SCK, MOSI, MISO
//To avoid annoying off by one pin numbering we assume SCK, SDO, SDI
//and RESET pins are always defined in avrdude.conf, even as 0. If they're
//not programming will not work anyway. The drawbacks of this approach are
//that unwanted toggling of GPIO0 can occur and that other optional pins
@@ -262,8 +262,8 @@ static int linuxgpio_open(PROGRAMMER *pgm, const char *port) {
if ( (pgm->pinno[i] & PIN_MASK) != 0 ||
i == PIN_AVR_RESET ||
i == PIN_AVR_SCK ||
i == PIN_AVR_MOSI ||
i == PIN_AVR_MISO ) {
i == PIN_AVR_SDO ||
i == PIN_AVR_SDI ) {
pin = pgm->pinno[i] & PIN_MASK;
if ((r=linuxgpio_export(pin)) < 0) {
pmsg_ext_error("cannot export GPIO %d, already exported/busy?: %s",
@@ -290,7 +290,7 @@ static int linuxgpio_open(PROGRAMMER *pgm, const char *port) {
* udev permission rule application after export */
for (retry_count = 0; retry_count < GPIO_SYSFS_OPEN_RETRIES; retry_count++) {
usleep(GPIO_SYSFS_OPEN_DELAY);
if (i == PIN_AVR_MISO)
if (i == PIN_AVR_SDI)
r=linuxgpio_dir_in(pin);
else
r=linuxgpio_dir_out(pin);
@@ -307,7 +307,7 @@ static int linuxgpio_open(PROGRAMMER *pgm, const char *port) {
if (retry_count)
pmsg_notice2("needed %d retr%s for linuxgpio_dir_%s(%s)\n",
retry_count, retry_count > 1? "ies": "y",
i == PIN_AVR_MISO? "in": "out", avr_pin_name(pin));
i == PIN_AVR_SDI? "in": "out", avr_pin_name(pin));
if (r < 0) {
linuxgpio_unexport(pin);