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boot: Support IO UARTs for earlycon and console

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Update the string to take account of UARTs which are connected on I/O
ports, as on x86.

Fix a typo in an error message in the same command, while we are here.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2025-03-15 14:26:00 +00:00 committed by Tom Rini
parent 199648bac1
commit 951d1faa54
1 changed files with 4 additions and 3 deletions
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7
boot/bootflow.c
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@ -942,8 +942,9 @@ int bootflow_cmdline_auto(struct bootflow *bflow, const char *arg)
*buf = '\0';
if (!strcmp("earlycon", arg) && info.type == SERIAL_CHIP_16550_COMPATIBLE) {
snprintf(buf, sizeof(buf),
"uart8250,mmio32,%#lx,%dn8", info.addr,
info.baudrate);
"uart8250,%s,%#lx,%dn8",
info.addr_space == SERIAL_ADDRESS_SPACE_IO ? "io" :
"mmio", info.addr, info.baudrate);
} else if (!strcmp("earlycon", arg) && info.type == SERIAL_CHIP_PL01X) {
snprintf(buf, sizeof(buf),
"pl011,mmio32,%#lx,%dn8", info.addr,
@ -954,7 +955,7 @@ int bootflow_cmdline_auto(struct bootflow *bflow, const char *arg)
}
if (!*buf) {
printf("Unknown param '%s\n", arg);
printf("Unknown param '%s'\n", arg);
return -ENOENT;
}