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| author | John Rigby <john.rigby@linaro.org> | 2011-04-19 10:42:42 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2011-06-01 19:31:03 +0200 |
| commit | afbf88993c4ed190ed0273a5379500ff1ca56465 (patch) | |
| tree | 3b7becc06b4daf8e5e3174e918461c1cd0e53c05 /board/st-ericsson/u8500/prcmu-fw.h | |
| parent | d3d6427a3f62bd6a652e1b90bd4ecec8f8b651ec (diff) | |
| download | u-boot-imx-afbf88993c4ed190ed0273a5379500ff1ca56465.zip u-boot-imx-afbf88993c4ed190ed0273a5379500ff1ca56465.tar.gz u-boot-imx-afbf88993c4ed190ed0273a5379500ff1ca56465.tar.bz2 | |
armv7: Add support for ST-Ericsson U8500 href platform
Minimal platform support to boot linux from SD.
Supported devices/hw limited to external MMC/SD slot,
GPIO, I2C and minimal PRCMU.
Signed-off-by: John Rigby <john.rigby@linaro.org>
CC: Albert Aribaud <albert.aribaud@free.fr>
Diffstat (limited to 'board/st-ericsson/u8500/prcmu-fw.h')
| -rw-r--r-- | board/st-ericsson/u8500/prcmu-fw.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/board/st-ericsson/u8500/prcmu-fw.h b/board/st-ericsson/u8500/prcmu-fw.h new file mode 100644 index 0000000..0836983 --- /dev/null +++ b/board/st-ericsson/u8500/prcmu-fw.h @@ -0,0 +1,55 @@ +/* + * Copyright (C) 2009 ST-Ericsson SA + * + * Copied from the Linux version: + * Author: Kumar Sanghvi <kumar.sanghvi@stericsson.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., 675 Mass Ave, Cambridge, MA 02139, USA. + */ +#ifndef __MACH_PRCMU_FW_V1_H +#define __MACH_PRCMU_FW_V1_H + +#define AP_EXECUTE 2 +#define I2CREAD 1 +#define I2C_WR_OK 1 +#define I2C_RD_OK 2 +#define I2CWRITE 0 + +#define _PRCMU_TCDM_BASE U8500_PRCMU_TCDM_BASE +#define PRCM_XP70_CUR_PWR_STATE (_PRCMU_TCDM_BASE + 0xFFC) /* 4 BYTES */ + +#define PRCM_REQ_MB5 (_PRCMU_TCDM_BASE + 0xE44) /* 4 bytes */ +#define PRCM_ACK_MB5 (_PRCMU_TCDM_BASE + 0xDF4) /* 4 bytes */ + +/* Mailbox 5 Requests */ +#define PRCM_REQ_MB5_I2COPTYPE_REG (PRCM_REQ_MB5 + 0x0) +#define PRCM_REQ_MB5_BIT_FIELDS (PRCM_REQ_MB5 + 0x1) +#define PRCM_REQ_MB5_I2CSLAVE (PRCM_REQ_MB5 + 0x2) +#define PRCM_REQ_MB5_I2CVAL (PRCM_REQ_MB5 + 0x3) + +/* Mailbox 5 ACKs */ +#define PRCM_ACK_MB5_STATUS (PRCM_ACK_MB5 + 0x1) +#define PRCM_ACK_MB5_SLAVE (PRCM_ACK_MB5 + 0x2) +#define PRCM_ACK_MB5_VAL (PRCM_ACK_MB5 + 0x3) + +#define LOW_POWER_WAKEUP 1 +#define EXE_WAKEUP 0 + +#define REQ_MB5 5 + +extern int prcmu_i2c_read(u8 reg, u16 slave); +extern int prcmu_i2c_write(u8 reg, u16 slave, u8 reg_data); + +#endif /* __MACH_PRCMU_FW_V1_H */ |