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Some architectures supports only 16-bit or 32-bit read/write access to their IO space. Add a 'reg-io-width' platform and OF parameter which specifies the IO width to support these platforms. reg-io-width can be specified as 1, 2 or 4, and has a default value of 1 if it is unspecified. Signed-off-by: Ganesan Ramalingam <ganesanr@broadcom.com> Signed-off-by: Jayachandran C <jayachandranc@netlogicmicro.com> Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
23 lines
708 B
C
23 lines
708 B
C
/*
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* i2c-ocores.h - definitions for the i2c-ocores interface
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*
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* Peter Korsgaard <jacmet@sunsite.dk>
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*
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* This file is licensed under the terms of the GNU General Public License
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* version 2. This program is licensed "as is" without any warranty of any
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* kind, whether express or implied.
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*/
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#ifndef _LINUX_I2C_OCORES_H
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#define _LINUX_I2C_OCORES_H
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struct ocores_i2c_platform_data {
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u32 reg_shift; /* register offset shift value */
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u32 reg_io_width; /* register io read/write width */
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u32 clock_khz; /* input clock in kHz */
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u8 num_devices; /* number of devices in the devices list */
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struct i2c_board_info const *devices; /* devices connected to the bus */
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};
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#endif /* _LINUX_I2C_OCORES_H */
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