20 lines
		
	
	
		
			474 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			474 B
		
	
	
	
		
			C
		
	
	
	
	
	
/* platform data for the PCA9539 16-bit I/O expander driver */
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struct pca953x_platform_data {
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	/* number of the first GPIO */
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	unsigned	gpio_base;
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	/* initial polarity inversion setting */
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	uint16_t	invert;
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	void		*context;	/* param to setup/teardown */
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	int		(*setup)(struct i2c_client *client,
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				unsigned gpio, unsigned ngpio,
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				void *context);
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	int		(*teardown)(struct i2c_client *client,
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				unsigned gpio, unsigned ngpio,
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				void *context);
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	char		**names;
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};
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