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https://github.com/gnuton/asuswrt-merlin.ng.git
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82 lines
2 KiB
C
82 lines
2 KiB
C
/*
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<:copyright-BRCM:2013:DUAL/GPL:standard
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Copyright (c) 2013 Broadcom
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All Rights Reserved
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Unless you and Broadcom execute a separate written software license
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agreement governing use of this software, this software is licensed
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to you under the terms of the GNU General Public License version 2
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(the "GPL"), available at http://www.broadcom.com/licenses/GPLv2.php,
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with the following added to such license:
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As a special exception, the copyright holders of this software give
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you permission to link this software with independent modules, and
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to copy and distribute the resulting executable under terms of your
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choice, provided that you also meet, for each linked independent
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module, the terms and conditions of the license of that module.
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An independent module is a module which is not derived from this
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software. The special exception does not apply to any modifications
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of the software.
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Not withstanding the above, under no circumstances may you combine
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this software in any way with any other Broadcom software provided
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under a license other than the GPL, without Broadcom's express prior
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written consent.
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:>
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*/
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#ifndef _CFE_
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/delay.h>
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#endif
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#include "pmc_drv.h"
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#include "pmc_pcie.h"
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#include "BPCM.h"
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static void pmc_pcie_power_set(int index, bool PowerOn)
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{
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int status = 0;
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uint32 sr_ctrl;
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int dev;
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if(index == 0)
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dev = PMB_ADDR_PCIE_UBUS_0;
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else
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dev = PMB_ADDR_PCIE_UBUS_1;
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if(PowerOn)
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{
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sr_ctrl = 0;
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status = PowerOnDevice(dev);
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}
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else
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{
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sr_ctrl = 4; // Only iddq
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status = PowerOffDevice(dev, 0);
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}
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if(status == kPMC_NO_ERROR)
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status = WriteBPCMRegister(dev, 8, sr_ctrl);
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BUG_ON(status != kPMC_NO_ERROR);
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}
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void pmc_pcie_power_up(int unit)
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{
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pmc_pcie_power_set(unit, 1);
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}
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void pmc_pcie_power_down(int unit)
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{
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pmc_pcie_power_set(unit, 0);
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}
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#ifndef _CFE_
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EXPORT_SYMBOL(pmc_pcie_power_up);
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EXPORT_SYMBOL(pmc_pcie_power_down);
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#endif
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