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author | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2015-07-07 11:38:44 +0200 |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2015-07-07 11:38:44 +0200 |
commit | 6f43ba70d15e15a08c25b3d956c70addb6740737 (patch) | |
tree | e5ddc8498043c0c47559737ea60e4d7fc866e20a /drivers/serial/serial-uclass.c | |
parent | 003b09dad492ebc385b28067b8028a0c0ff9323f (diff) | |
parent | 9c6b05cb724e18d1db3f9e1a75b2272572f06fbd (diff) | |
download | u-boot-imx-6f43ba70d15e15a08c25b3d956c70addb6740737.zip u-boot-imx-6f43ba70d15e15a08c25b3d956c70addb6740737.tar.gz u-boot-imx-6f43ba70d15e15a08c25b3d956c70addb6740737.tar.bz2 |
Merge branch 'u-boot/master' into 'u-boot-arm/master'
Diffstat (limited to 'drivers/serial/serial-uclass.c')
-rw-r--r-- | drivers/serial/serial-uclass.c | 68 |
1 files changed, 37 insertions, 31 deletions
diff --git a/drivers/serial/serial-uclass.c b/drivers/serial/serial-uclass.c index b8c2f48..815fec3 100644 --- a/drivers/serial/serial-uclass.c +++ b/drivers/serial/serial-uclass.c @@ -30,49 +30,55 @@ static const unsigned long baudrate_table[] = CONFIG_SYS_BAUDRATE_TABLE; static void serial_find_console_or_panic(void) { struct udevice *dev; - -#ifdef CONFIG_OF_CONTROL int node; - /* Check for a chosen console */ - node = fdtdec_get_chosen_node(gd->fdt_blob, "stdout-path"); - if (node < 0) - node = fdt_path_offset(gd->fdt_blob, "console"); - if (!uclass_get_device_by_of_offset(UCLASS_SERIAL, node, &dev)) { - gd->cur_serial_dev = dev; - return; - } - - /* - * If the console is not marked to be bound before relocation, bind - * it anyway. - */ - if (node > 0 && - !lists_bind_fdt(gd->dm_root, gd->fdt_blob, node, &dev)) { - if (!device_probe(dev)) { + if (OF_CONTROL && gd->fdt_blob) { + /* Check for a chosen console */ + node = fdtdec_get_chosen_node(gd->fdt_blob, "stdout-path"); + if (node < 0) + node = fdt_path_offset(gd->fdt_blob, "console"); + if (!uclass_get_device_by_of_offset(UCLASS_SERIAL, node, + &dev)) { gd->cur_serial_dev = dev; return; } + + /* + * If the console is not marked to be bound before relocation, + * bind it anyway. + */ + if (node > 0 && + !lists_bind_fdt(gd->dm_root, gd->fdt_blob, node, &dev)) { + if (!device_probe(dev)) { + gd->cur_serial_dev = dev; + return; + } + } } -#endif - /* - * Try to use CONFIG_CONS_INDEX if available (it is numbered from 1!). - * - * Failing that, get the device with sequence number 0, or in extremis - * just the first serial device we can find. But we insist on having - * a console (even if it is silent). - */ + if (!SPL_BUILD || !OF_CONTROL || !gd->fdt_blob) { + /* + * Try to use CONFIG_CONS_INDEX if available (it is numbered + * from 1!). + * + * Failing that, get the device with sequence number 0, or in + * extremis just the first serial device we can find. But we + * insist on having a console (even if it is silent). + */ #ifdef CONFIG_CONS_INDEX #define INDEX (CONFIG_CONS_INDEX - 1) #else #define INDEX 0 #endif - if (uclass_get_device_by_seq(UCLASS_SERIAL, INDEX, &dev) && - uclass_get_device(UCLASS_SERIAL, INDEX, &dev) && - (uclass_first_device(UCLASS_SERIAL, &dev) || !dev)) - panic_str("No serial driver found"); + if (!uclass_get_device_by_seq(UCLASS_SERIAL, INDEX, &dev) || + !uclass_get_device(UCLASS_SERIAL, INDEX, &dev) || + (!uclass_first_device(UCLASS_SERIAL, &dev) || dev)) { + gd->cur_serial_dev = dev; + return; + } #undef INDEX - gd->cur_serial_dev = dev; + } + + panic_str("No serial driver found"); } /* Called prior to relocation */ |