u-boot/board/varisys/cyrus/cyrus.c

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/*
* Based on corenet_ds.c
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <netdev.h>
#include <linux/compiler.h>
#include <asm/mmu.h>
#include <asm/processor.h>
#include <asm/cache.h>
#include <asm/immap_85xx.h>
#include <asm/fsl_law.h>
#include <asm/fsl_serdes.h>
#include <asm/fsl_portals.h>
#include <asm/fsl_liodn.h>
#include <fm_eth.h>
#include <pci.h>
#include "cyrus.h"
#include "../common/eeprom.h"
DECLARE_GLOBAL_DATA_PTR;
#define GPIO_OPENDRAIN 0x30000000
#define GPIO_DIR 0x3c000004
#define GPIO_INITIAL 0x30000000
#define GPIO_VGA_SWITCH 0x00001000
int checkboard(void)
{
printf("Board: CYRUS\n");
return 0;
}
int board_early_init_f(void)
{
ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
/*
* Only use DDR1_MCK0/3 and DDR2_MCK0/3
* disable DDR1_MCK1/2/4/5 and DDR2_MCK1/2/4/5 to reduce
* the noise introduced by these unterminated and unused clock pairs.
*/
setbits_be32(&gur->ddrclkdr, 0x001B001B);
/* Set GPIO reset lines to open-drain, tristate */
setbits_be32(&pgpio->gpdat, GPIO_INITIAL);
setbits_be32(&pgpio->gpodr, GPIO_OPENDRAIN);
/* Set GPIO Direction */
setbits_be32(&pgpio->gpdir, GPIO_DIR);
return 0;
}
int board_early_init_r(void)
{
fsl_lbc_t *lbc = LBC_BASE_ADDR;
out_be32(&lbc->lbcr, 0);
/* 1 clock LALE cycle */
out_be32(&lbc->lcrr, 0x80000000 | CONFIG_SYS_LBC_LCRR);
set_liodns();
#ifdef CONFIG_SYS_DPAA_QBMAN
setup_portals();
#endif
print_lbc_regs();
return 0;
}
int misc_init_r(void)
{
return 0;
}
int ft_board_setup(void *blob, bd_t *bd)
{
phys_addr_t base;
phys_size_t size;
ft_cpu_setup(blob, bd);
base = env_get_bootm_low();
size = env_get_bootm_size();
fdt_fixup_memory(blob, (u64)base, (u64)size);
#ifdef CONFIG_PCI
pci_of_setup(blob, bd);
#endif
fdt_fixup_liodn(blob);
fsl_fdt_fixup_dr_usb(blob, bd);
#ifdef CONFIG_SYS_DPAA_FMAN
fdt_fixup_fman_ethernet(blob);
#endif
return 0;
}
int mac_read_from_eeprom(void)
{
init_eeprom(CONFIG_SYS_EEPROM_BUS_NUM,
CONFIG_SYS_I2C_EEPROM_ADDR,
CONFIG_SYS_I2C_EEPROM_ADDR_LEN);
return mac_read_from_eeprom_common();
}