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2af4d0f49f
This patch ensures minimal cooling for the net2big_v2 by automatically starting the I2C fan (GMT G762) at low speed (2800 RPM). Signed-off-by: Simon Guinot <simon.guinot@sequanux.org> Acked-by: Prafulla Wadaskar <prafulla@marvell.com>
40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/*
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* Copyright (C) 2011 Simon Guinot <sguinot@lacie.com>
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*
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* Based on Kirkwood support:
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* (C) Copyright 2009
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* Marvell Semiconductor <www.marvell.com>
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* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef NET2BIG_V2_H
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#define NET2BIG_V2_H
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/* GPIO configuration */
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#define NET2BIG_V2_OE_LOW 0x0600E000
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#define NET2BIG_V2_OE_HIGH 0x00000134
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#define NET2BIG_V2_OE_VAL_LOW 0x10030000
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#define NET2BIG_V2_OE_VAL_HIGH 0x00000000
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/* Buttons */
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#define NET2BIG_V2_GPIO_PUSH_BUTTON 34
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/* GMT G762 registers (I2C fan controller) */
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#define G762_REG_SET_CNT 0x00
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#define G762_REG_SET_OUT 0x03
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#define G762_REG_FAN_CMD1 0x04
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#endif /* NET2BIG_V2_H */
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