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https://github.com/brain-hackers/u-boot-brain
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![Pavel Machek](/assets/img/avatar_default.png)
Add proper error checking into the PHY tuning patch. Make the PHY tunning only happen in case the KSZ9021 PHY is enabled in config. Call the config callback after the tuning finished. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Chin Liang See <clsee@opensource.altera.com> Cc: Dinh Nguyen <dinguyen@opensource.altera.com> Cc: Tom Rini <trini@ti.com> Cc: Pavel Machek <pavel@denx.de>
101 lines
1.8 KiB
C
101 lines
1.8 KiB
C
/*
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* Copyright (C) 2012 Altera Corporation <www.altera.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/arch/reset_manager.h>
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#include <asm/io.h>
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#include <usb.h>
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#include <usb/s3c_udc.h>
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#include <usb_mass_storage.h>
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#include <micrel.h>
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#include <netdev.h>
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#include <phy.h>
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DECLARE_GLOBAL_DATA_PTR;
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/*
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* Print Board information
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*/
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int checkboard(void)
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{
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puts("BOARD: Altera SoCFPGA Cyclone5 Board\n");
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return 0;
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}
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/*
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* Initialization function which happen at early stage of c code
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*/
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int board_early_init_f(void)
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{
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return 0;
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}
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/*
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* Miscellaneous platform dependent initialisations
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*/
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int board_init(void)
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{
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/* Address of boot parameters for ATAG (if ATAG is used) */
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gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
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return 0;
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}
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/*
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* PHY configuration
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*/
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#ifdef CONFIG_PHY_MICREL_KSZ9021
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int board_phy_config(struct phy_device *phydev)
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{
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int ret;
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/*
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* These skew settings for the KSZ9021 ethernet phy is required for ethernet
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* to work reliably on most flavors of cyclone5 boards.
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*/
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ret = ksz9021_phy_extended_write(phydev,
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MII_KSZ9021_EXT_RGMII_RX_DATA_SKEW,
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0x0);
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if (ret)
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return ret;
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ret = ksz9021_phy_extended_write(phydev,
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MII_KSZ9021_EXT_RGMII_TX_DATA_SKEW,
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0x0);
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if (ret)
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return ret;
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ret = ksz9021_phy_extended_write(phydev,
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MII_KSZ9021_EXT_RGMII_CLOCK_SKEW,
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0xf0f0);
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if (ret)
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return ret;
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if (phydev->drv->config)
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return phydev->drv->config(phydev);
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return 0;
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}
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#endif
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#ifdef CONFIG_USB_GADGET
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struct s3c_plat_otg_data socfpga_otg_data = {
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.regs_otg = CONFIG_USB_DWC2_REG_ADDR,
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.usb_gusbcfg = 0x1417,
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};
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int board_usb_init(int index, enum usb_init_type init)
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{
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return s3c_udc_probe(&socfpga_otg_data);
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}
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int g_dnl_board_usb_cable_connected(void)
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{
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return 1;
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}
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#endif
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