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/*
* Copyright (C) 2015 Stefan Roese <sr@denx.de>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <i2c.h>
#include <miiphy.h>
#include <netdev.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#include <asm/arch/soc.h>
#include "../drivers/ddr/marvell/a38x/ddr3_a38x_topology.h"
#include <../serdes/a38x/high_speed_env_spec.h>
DECLARE_GLOBAL_DATA_PTR;
#define ETH_PHY_CTRL_REG 0
#define ETH_PHY_CTRL_POWER_DOWN_BIT 11
#define ETH_PHY_CTRL_POWER_DOWN_MASK (1 << ETH_PHY_CTRL_POWER_DOWN_BIT)
/*
* Those values and defines are taken from the Marvell U-Boot version
* "u-boot-2013.01-2016_T1.0.eng_drop_v10"
*/
#define DB_AMC_88F68XX_GPP_OUT_ENA_LOW \
(~(BIT(29)))
#define DB_AMC_88F68XX_GPP_OUT_ENA_MID \
(~(BIT(12) | BIT(17) | BIT(18) | BIT(20) | BIT(21)))
#define DB_AMC_88F68XX_GPP_OUT_VAL_LOW (BIT(29))
#define DB_AMC_88F68XX_GPP_OUT_VAL_MID 0x0
#define DB_AMC_88F68XX_GPP_OUT_VAL_HIGH 0x0
#define DB_AMC_88F68XX_GPP_POL_LOW 0x0
#define DB_AMC_88F68XX_GPP_POL_MID 0x0
static struct serdes_map board_serdes_map[] = {
{PEX0, SERDES_SPEED_5_GBPS, PEX_ROOT_COMPLEX_X1, 0, 0},
{DEFAULT_SERDES, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0},
{DEFAULT_SERDES, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0},
{DEFAULT_SERDES, SERDES_SPEED_5_GBPS, SERDES_DEFAULT_MODE, 0, 0},
{SGMII1, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0},
{SGMII2, SERDES_SPEED_1_25_GBPS, SERDES_DEFAULT_MODE, 0, 0}
};
int hws_board_topology_load(struct serdes_map **serdes_map_array, u8 *count)
{
*serdes_map_array = board_serdes_map;
*count = ARRAY_SIZE(board_serdes_map);
return 0;
}
/*
* Define the DDR layout / topology here in the board file. This will
* be used by the DDR3 init code in the SPL U-Boot version to configure
* the DDR3 controller.
*/
static struct hws_topology_map board_topology_map = {
0x1, /* active interfaces */
/* cs_mask, mirror, dqs_swap, ck_swap X PUPs */
{ { { {0x1, 0, 0, 0},
{0x1, 0, 0, 0},
{0x1, 0, 0, 0},
{0x1, 0, 0, 0},
{0x1, 0, 0, 0} },
SPEED_BIN_DDR_1866L, /* speed_bin */
BUS_WIDTH_8, /* memory_width */
MEM_4G, /* mem_size */
DDR_FREQ_800, /* frequency */
0, 0, /* cas_l cas_wl */
HWS_TEMP_LOW, /* temperature */
HWS_TIM_DEFAULT} }, /* timing */
5, /* Num Of Bus Per Interface*/
BUS_MASK_32BIT /* Busses mask */
};
struct hws_topology_map *ddr3_get_topology_map(void)
{
/* Return the board topology as defined in the board code */
return &board_topology_map;
}
int board_early_init_f(void)
{
/* Configure MPP */
writel(0x11111111, MVEBU_MPP_BASE + 0x00);
writel(0x11111111, MVEBU_MPP_BASE + 0x04);
writel(0x55066011, MVEBU_MPP_BASE + 0x08);
writel(0x05055550, MVEBU_MPP_BASE + 0x0c);
writel(0x05055555, MVEBU_MPP_BASE + 0x10);
writel(0x01106565, MVEBU_MPP_BASE + 0x14);
writel(0x40000000, MVEBU_MPP_BASE + 0x18);
writel(0x00004444, MVEBU_MPP_BASE + 0x1c);
/* Set GPP Out value */
writel(DB_AMC_88F68XX_GPP_OUT_VAL_LOW, MVEBU_GPIO0_BASE + 0x00);
writel(DB_AMC_88F68XX_GPP_OUT_VAL_MID, MVEBU_GPIO1_BASE + 0x00);
/* Set GPP Polarity */
writel(DB_AMC_88F68XX_GPP_POL_LOW, MVEBU_GPIO0_BASE + 0x0c);
writel(DB_AMC_88F68XX_GPP_POL_MID, MVEBU_GPIO1_BASE + 0x0c);
/* Set GPP Out Enable */
writel(DB_AMC_88F68XX_GPP_OUT_ENA_LOW, MVEBU_GPIO0_BASE + 0x04);
writel(DB_AMC_88F68XX_GPP_OUT_ENA_MID, MVEBU_GPIO1_BASE + 0x04);
return 0;
}
int board_init(void)
{
/* adress of boot parameters */
gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
return 0;
}
int checkboard(void)
{
puts("Board: Marvell DB-88F6820-AMC\n");
return 0;
}
int board_eth_init(bd_t *bis)
{
cpu_eth_init(bis); /* Built in controller(s) come first */
return pci_eth_init(bis);
}
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