Edward O'Callaghan (eocallaghan@alterapraxis.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5943
-gerrit
commit 072344379a0c0765ad0469d21b47467b792dd43f Author: Edward O'Callaghan eocallaghan@alterapraxis.com Date: Fri Jun 6 18:29:13 2014 +1000
superio/ite/it8570e: Add rudimentary UART LDN romstage support
No data-sheet was found to find the rest of the LDN's. This just provides the most rudimentary UART LDN romstage support for basic serial output.
Change-Id: If928aaa157b493bd4a4649b46713c55802381ed1 Signed-off-by: Edward O'Callaghan eocallaghan@alterapraxis.com --- src/superio/ite/Kconfig | 4 ++++ src/superio/ite/it8570e/it8570e.h | 29 +++++++++++++++++++++++++++++ 2 files changed, 33 insertions(+)
diff --git a/src/superio/ite/Kconfig b/src/superio/ite/Kconfig index 8a5378d..f388dc3 100644 --- a/src/superio/ite/Kconfig +++ b/src/superio/ite/Kconfig @@ -23,6 +23,10 @@ config SUPERIO_ITE_COMMON_ROMSTAGE bool
+config SUPERIO_ITE_IT8570E + bool + select SUPERIO_ITE_COMMON_ROMSTAGE + config SUPERIO_ITE_IT8661F bool select SUPERIO_ITE_COMMON_ROMSTAGE diff --git a/src/superio/ite/it8570e/it8570e.h b/src/superio/ite/it8570e/it8570e.h new file mode 100644 index 0000000..2db7549 --- /dev/null +++ b/src/superio/ite/it8570e/it8570e.h @@ -0,0 +1,29 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Edward O'Callaghan eocallaghan@alterapraxis.com + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef SUPERIO_ITE_IT8570E_H +#define SUPERIO_ITE_IT8570E_H + +/* Datasheet: Unknown! Assume basic UART LDN currently */ + +/* Logical device numbers (LDNs). */ +#define IT8661F_SP1 0x01 /* Com1 */ + +#endif /* SUPERIO_ITE_IT8570E_H */