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i2c: tegra: Add i2c support

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Adds I2C bus driver for nVidia Tegra SoCs.  Tegra includes 4 I2C
controllers, one of which is inside the Dynamic Voltage Controller
and has a slightly different register map.

Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Colin Cross 2011-02-20 17:14:21 -08:00 • committed by Ben Dooks
parent d8204a37ba
commit db811ca0f4
4 changed files with 733 additions and 0 deletions
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25
include/linux/i2c-tegra.h Normal file
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/*
* drivers/i2c/busses/i2c-tegra.c
*
* Copyright (C) 2010 Google, Inc.
* Author: Colin Cross <ccross@android.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef _LINUX_I2C_TEGRA_H
#define _LINUX_I2C_TEGRA_H
struct tegra_i2c_platform_data {
unsigned long bus_clk_rate;
};
#endif /* _LINUX_I2C_TEGRA_H */