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author | Paul Mundt <lethal@linux-sh.org> | 2010-05-31 12:59:19 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2010-05-31 12:59:19 +0900 |
commit | 8fa76f7e61ef4e5bc97207143ea4e198b22487bc (patch) | |
tree | 266c42b6687e68e4febb72d8c031e5facd899a1c /include/linux/mfd/janz.h | |
parent | a41a7b91772da2c77ac0da74285fd8ebd86a85ba (diff) | |
parent | 67a3e12b05e055c0415c556a315a3d3eb637e29e (diff) | |
download | blackbird-op-linux-8fa76f7e61ef4e5bc97207143ea4e198b22487bc.tar.gz blackbird-op-linux-8fa76f7e61ef4e5bc97207143ea4e198b22487bc.zip |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/linux/mfd/janz.h')
-rw-r--r-- | include/linux/mfd/janz.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/include/linux/mfd/janz.h b/include/linux/mfd/janz.h new file mode 100644 index 000000000000..e9994c469803 --- /dev/null +++ b/include/linux/mfd/janz.h @@ -0,0 +1,54 @@ +/* + * Common Definitions for Janz MODULbus devices + * + * Copyright (c) 2010 Ira W. Snyder <iws@ovro.caltech.edu> + * + * 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. + */ + +#ifndef JANZ_H +#define JANZ_H + +struct janz_platform_data { + /* MODULbus Module Number */ + unsigned int modno; +}; + +/* PLX bridge chip onboard registers */ +struct janz_cmodio_onboard_regs { + u8 unused1; + + /* + * Read access: interrupt status + * Write access: interrupt disable + */ + u8 int_disable; + u8 unused2; + + /* + * Read access: MODULbus number (hex switch) + * Write access: interrupt enable + */ + u8 int_enable; + u8 unused3; + + /* write-only */ + u8 reset_assert; + u8 unused4; + + /* write-only */ + u8 reset_deassert; + u8 unused5; + + /* read-write access to serial EEPROM */ + u8 eep; + u8 unused6; + + /* write-only access to EEPROM chip select */ + u8 enid; +}; + +#endif /* JANZ_H */ |