mirror of
https://github.com/AsahiLinux/u-boot
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57 lines
1.1 KiB
C
57 lines
1.1 KiB
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright 2020 Compass Electronics Group, LLC
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*/
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#include <common.h>
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#include <miiphy.h>
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#include <netdev.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/sys_proto.h>
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#include <asm/io.h>
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DECLARE_GLOBAL_DATA_PTR;
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#if IS_ENABLED(CONFIG_FEC_MXC)
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static int setup_fec(void)
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{
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struct iomuxc_gpr_base_regs *gpr =
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(struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
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/* Use 125M anatop REF_CLK1 for ENET1, not from external */
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clrsetbits_le32(&gpr->gpr[1], 0x2000, 0);
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return 0;
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}
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int board_phy_config(struct phy_device *phydev)
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{
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/* enable rgmii rxc skew and phy mode select to RGMII copper */
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x00);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x82ee);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
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phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100);
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if (phydev->drv->config)
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phydev->drv->config(phydev);
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return 0;
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}
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#endif
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int board_init(void)
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{
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if (IS_ENABLED(CONFIG_FEC_MXC))
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setup_fec();
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return 0;
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}
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int board_mmc_get_env_dev(int devno)
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{
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return devno;
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}
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