diff options
Diffstat (limited to 'src/soc/intel/braswell/include/soc/lpc.h')
| -rw-r--r-- | src/soc/intel/braswell/include/soc/lpc.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/soc/intel/braswell/include/soc/lpc.h b/src/soc/intel/braswell/include/soc/lpc.h new file mode 100644 index 0000000000..2f6256cc41 --- /dev/null +++ b/src/soc/intel/braswell/include/soc/lpc.h @@ -0,0 +1,54 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Google Inc. + * + * 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; version 2 of the License. + * + * 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 _BAYTRAIL_LPC_H_ +#define _BAYTRAIL_LPC_H_ + +/* PCI config registers in LPC bridge. */ +#define REVID 0x08 +#define ABASE 0x40 +#define PBASE 0x44 +#define GBASE 0x48 +#define IOBASE 0x4c +#define IBASE 0x50 +#define SBASE 0x54 +#define MPBASE 0x58 +#define PUBASE 0x5c +#define UART_CONT 0x80 +#define RCBA 0xf0 + + +#define RID_A_STEPPING_START 1 +#define RID_B_STEPPING_START 5 +#define RID_C_STEPPING_START 0xe +enum baytrail_stepping { + STEP_A0, + STEP_A1, + STEP_B0, + STEP_B1, + STEP_B2, + STEP_B3, + STEP_C0, +}; + +/* Registers behind the RCBA_BASE_ADDRESS bar. */ +#define GCS 0x00 +# define BILD (1 << 0) + +#endif /* _BAYTRAIL_LPC_H_ */ |