66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/*
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* Copyright (C) 2014 Lucas Stach, Pengutronix
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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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#include <common.h>
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#include <init.h>
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#include <environment.h>
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#include <mach/bbu.h>
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#include <linux/phy.h>
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#include <linux/micrel_phy.h>
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#include <mach/imx6.h>
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static int nitrogen6x_devices_init(void)
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{
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if (!of_machine_is_compatible("fsl,imx6dl-nitrogen6x") &&
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!of_machine_is_compatible("fsl,imx6q-nitrogen6x"))
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return 0;
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imx6_bbu_internal_spi_i2c_register_handler("spiflash", "/dev/m25p0.barebox",
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BBU_HANDLER_FLAG_DEFAULT);
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barebox_set_hostname("nitrogen6x");
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return 0;
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}
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device_initcall(nitrogen6x_devices_init);
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static int ksz9021rn_phy_fixup(struct phy_device *dev)
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{
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phy_write(dev, 0x09, 0x0f00);
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/* do same as linux kernel */
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/* min rx data delay */
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phy_write(dev, 0x0b, 0x8105);
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phy_write(dev, 0x0c, 0x0000);
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/* max rx/tx clock delay, min rx/tx control delay */
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phy_write(dev, 0x0b, 0x8104);
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phy_write(dev, 0x0c, 0xf0f0);
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phy_write(dev, 0x0b, 0x104);
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return 0;
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}
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static int nitrogen6x_coredevices_init(void)
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{
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if (!of_machine_is_compatible("fsl,imx6dl-nitrogen6x") &&
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!of_machine_is_compatible("fsl,imx6q-nitrogen6x"))
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return 0;
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phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK,
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ksz9021rn_phy_fixup);
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return 0;
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}
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coredevice_initcall(nitrogen6x_coredevices_init);
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