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/*
* (C) Copyright 2011
* Jason Cooper <u-boot@lakedaemon.net>
*
* Based on work by:
* Marvell Semiconductor <www.marvell.com>
* Written-by: Siddarth Gore <gores@marvell.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <miiphy.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
#include <asm/arch/mpp.h>
#include "dreamplug.h"
DECLARE_GLOBAL_DATA_PTR;
int board_early_init_f(void)
{
/*
* default gpio configuration
* There are maximum 64 gpios controlled through 2 sets of registers
* the below configuration configures mainly initial LED status
*/
kw_config_gpio(DREAMPLUG_OE_VAL_LOW,
DREAMPLUG_OE_VAL_HIGH,
DREAMPLUG_OE_LOW, DREAMPLUG_OE_HIGH);
/* Multi-Purpose Pins Functionality configuration */
static const u32 kwmpp_config[] = {
MPP0_SPI_SCn, /* SPI Flash */
MPP1_SPI_MOSI,
MPP2_SPI_SCK,
MPP3_SPI_MISO,
MPP4_NF_IO6,
MPP5_NF_IO7,
MPP6_SYSRST_OUTn,
MPP7_GPO,
MPP8_TW_SDA,
MPP9_TW_SCK,
MPP10_UART0_TXD, /* Serial */
MPP11_UART0_RXD,
MPP12_SD_CLK, /* SDIO Slot */
MPP13_SD_CMD,
MPP14_SD_D0,
MPP15_SD_D1,
MPP16_SD_D2,
MPP17_SD_D3,
MPP18_NF_IO0,
MPP19_NF_IO1,
MPP20_GE1_0, /* Gigabit Ethernet */
MPP21_GE1_1,
MPP22_GE1_2,
MPP23_GE1_3,
MPP24_GE1_4,
MPP25_GE1_5,
MPP26_GE1_6,
MPP27_GE1_7,
MPP28_GE1_8,
MPP29_GE1_9,
MPP30_GE1_10,
MPP31_GE1_11,
MPP32_GE1_12,
MPP33_GE1_13,
MPP34_GE1_14,
MPP35_GE1_15,
MPP36_GPIO, /* 7 external GPIO pins (36 - 45) */
MPP37_GPIO,
MPP38_GPIO,
MPP39_GPIO,
MPP40_TDM_SPI_SCK,
MPP41_TDM_SPI_MISO,
MPP42_TDM_SPI_MOSI,
MPP43_GPIO,
MPP44_GPIO,
MPP45_GPIO,
MPP46_GPIO,
MPP47_GPIO, /* Bluetooth LED */
MPP48_GPIO, /* Wifi LED */
MPP49_GPIO, /* Wifi AP LED */
0
};
kirkwood_mpp_conf(kwmpp_config, NULL);
return 0;
}
int board_init(void)
{
/* adress of boot parameters */
gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
return 0;
}
#ifdef CONFIG_RESET_PHY_R
void mv_phy_88e1116_init(char *name)
{
u16 reg;
u16 devadr;
if (miiphy_set_current_dev(name))
return;
/* command to read PHY dev address */
if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
printf("Err..%s could not read PHY dev address\n",
__func__);
return;
}
/*
* Enable RGMII delay on Tx and Rx for CPU port
* Ref: sec 4.7.2 of chip datasheet
*/
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
miiphy_read(name, devadr, MV88E1116_MAC_CTRL2_REG, ®);
reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
miiphy_write(name, devadr, MV88E1116_MAC_CTRL2_REG, reg);
miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
/* reset the phy */
miiphy_reset(name, devadr);
printf("88E1116 Initialized on %s\n", name);
}
void reset_phy(void)
{
/* configure and initialize both PHY's */
mv_phy_88e1116_init("egiga0");
mv_phy_88e1116_init("egiga1");
}
#endif /* CONFIG_RESET_PHY_R */
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