d72fe7883f
These represent the two kinds of (incompatible) OMAP I2C peripheral unit in use so far. The constants are in linux/i2c-omap.h so the omap i2c driver can have them too. Cc: patches@linaro.org Cc: Ben Dooks <ben-linux@fluff.org> Reported-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Andy Green <andy.green@linaro.org> Signed-off-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Kevin Hilman <khilman@ti.com> Signed-off-by: Paul Walmsley <paul@pwsan.com>
27 lines
829 B
C
27 lines
829 B
C
#ifndef __I2C_OMAP_H__
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#define __I2C_OMAP_H__
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#include <linux/platform_device.h>
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/*
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* Version 2 of the I2C peripheral unit has a different register
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* layout and extra registers. The ID register in the V2 peripheral
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* unit on the OMAP4430 reports the same ID as the V1 peripheral
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* unit on the OMAP3530, so we must inform the driver which IP
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* version we know it is running on from platform / cpu-specific
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* code using these constants in the hwmod class definition.
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*/
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#define OMAP_I2C_IP_VERSION_1 1
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#define OMAP_I2C_IP_VERSION_2 2
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struct omap_i2c_bus_platform_data {
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u32 clkrate;
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void (*set_mpu_wkup_lat)(struct device *dev, long set);
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int (*device_enable) (struct platform_device *pdev);
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int (*device_shutdown) (struct platform_device *pdev);
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int (*device_idle) (struct platform_device *pdev);
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};
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#endif
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