i2c: Single-wire Serial Bus Interface for Qualcomm MSM chipsets
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From: Kenneth Heitke on 9 Aug 2010 22:30 Pavel Machek wrote: > Hi! > >> This bus driver supports the Single-wire Serial Bus Interface (SSBI) >> controller in the Qualcomm MSM SOCs. SSBI is not an I2C but is >> functionally related enough such that it is able to leaverage the I2C >> framework. >> >> Unlike I2C, SSBI is a point-to-point connection, and therefore there is no >> need to specify a slave device address. The SSBI implementation >> overrides the slave device address to be a device register address > > Then perhaps it should not go to drivers/i2c? > I'd like to make use of the i2c framework rather than implement something else. Are you suggesting that the driver reside elsewhere (i.e. mach-msm) or that the driver not use the i2c framework? thanks. -- Sent by an employee of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Pavel Machek on 10 Aug 2010 17:50
Hi! > >>This bus driver supports the Single-wire Serial Bus Interface (SSBI) > >>controller in the Qualcomm MSM SOCs. SSBI is not an I2C but is > >>functionally related enough such that it is able to leaverage the I2C > >>framework. > >> > >>Unlike I2C, SSBI is a point-to-point connection, and therefore there is no > >>need to specify a slave device address. The SSBI implementation > >>overrides the slave device address to be a device register address > > > >Then perhaps it should not go to drivers/i2c? > > I'd like to make use of the i2c framework rather than implement > something else. Are you suggesting that the driver reside elsewhere > (i.e. mach-msm) or that the driver not use the i2c framework? I believe it should go elsewere at the very least. drivers/ssbi ? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |