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| author | Ben Warren <biggerbadderben@gmail.com> | 2008-01-16 22:37:35 -0500 |
|---|---|---|
| committer | Kim Phillips <kim.phillips@freescale.com> | 2008-01-17 11:02:25 -0600 |
| commit | 04a9e1180ac76a7bacc15a6fcd95ad839d65bddb (patch) | |
| tree | 200373a0d0d38d7f12a6b21ff52d4b1a49ca2d59 /include/asm-ppc/mpc8xxx_spi.h | |
| parent | a8cb43a89be6cfd283257a603dd9841503ccce0f (diff) | |
| download | talos-obmc-uboot-04a9e1180ac76a7bacc15a6fcd95ad839d65bddb.tar.gz talos-obmc-uboot-04a9e1180ac76a7bacc15a6fcd95ad839d65bddb.zip | |
Add support for a Freescale non-CPM SPI controller
This patch adds support for the SPI controller found on Freescale PowerPC
processors such as the MCP834x family. Additionally, a new config option,
CONFIG_HARD_SPI, is added for general purpose SPI controller use.
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Diffstat (limited to 'include/asm-ppc/mpc8xxx_spi.h')
| -rw-r--r-- | include/asm-ppc/mpc8xxx_spi.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/asm-ppc/mpc8xxx_spi.h b/include/asm-ppc/mpc8xxx_spi.h new file mode 100644 index 0000000000..38f12b90cb --- /dev/null +++ b/include/asm-ppc/mpc8xxx_spi.h @@ -0,0 +1,49 @@ +/* + * Freescale non-CPM SPI Controller + * + * Copyright 2008 Qstreams Networks, Inc. + * + * This software may be used and distributed according to the + * terms of the GNU Public License, Version 2, incorporated + * herein by reference. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * Version 2 as published by the Free Software Foundation. + * + * 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _ASM_MPC8XXX_SPI_H_ +#define _ASM_MPC8XXX_SPI_H_ + +#include <asm/types.h> + +#if defined(CONFIG_MPC834X) || \ + defined(CONFIG_MPC8313) || \ + defined(CONFIG_MPC8315) || \ + defined(CONFIG_MPC837X) + +typedef struct spi8xxx +{ + u8 res0[0x20]; /* 0x0-0x01f reserved */ + u32 mode; /* mode register */ + u32 event; /* event register */ + u32 mask; /* mask register */ + u32 com; /* command register */ + u32 tx; /* transmit register */ + u32 rx; /* receive register */ + u8 res1[0xC8]; /* fill up to 0x100 */ +} spi8xxx_t; + +#endif + +#endif /* _ASM_MPC8XXX_SPI_H_ */ |
