board/keymile/pg-wcom-ls102xa/pg-wcom-ls102xa.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright 2020 Hitachi Power Grids. All rights reserved.
 */

#include <common.h>
#include <i2c.h>
#include <asm/io.h>
#include <asm/arch/immap_ls102xa.h>
#include <asm/arch/clock.h>
#include <asm/arch/fsl_serdes.h>
#include <asm/arch/ls102xa_devdis.h>
#include <asm/arch/ls102xa_soc.h>
#include <hwconfig.h>
#include <mmc.h>
#include <fsl_csu.h>
#include <fsl_esdhc.h>
#include <fsl_ifc.h>
#include <fsl_immap.h>
#include <netdev.h>
#include <fsl_mdio.h>
#include <tsec.h>
#include <fsl_sec.h>
#include <fsl_devdis.h>
#include <fsl_ddr.h>
#include <spl.h>
#include <fdt_support.h>
#include <fsl_qe.h>
#include <fsl_validate.h>

#include "../common/common.h"
#include "../common/qrio.h"

DECLARE_GLOBAL_DATA_PTR;

static uchar ivm_content[CONFIG_SYS_IVM_EEPROM_MAX_LEN];

int checkboard(void)
{
	show_qrio();

	return 0;
}

int dram_init(void)
{
	return fsl_initdram();
}

int board_early_init_f(void)
{
	struct ccsr_scfg *scfg = (struct ccsr_scfg *)CONFIG_SYS_FSL_SCFG_ADDR;
	struct ccsr_gur __iomem *gur = (void *)CONFIG_SYS_FSL_GUTS_ADDR;
	struct fsl_ifc ifc = {(void *)CONFIG_SYS_IFC_ADDR, (void *)NULL};

	/* Disable unused MCK1 */
	setbits_be32(&gur->ddrclkdr, 2);

	/* IFC Global Configuration */
	setbits_be32(&ifc.gregs->ifc_gcr, 12 << IFC_GCR_TBCTL_TRN_TIME_SHIFT);
	setbits_be32(&ifc.gregs->ifc_ccr, IFC_CCR_CLK_DIV(3) |
					  IFC_CCR_INV_CLK_EN);

	/* clear BD & FR bits for BE BD's and frame data */
	clrbits_be32(&scfg->etsecdmamcr, SCFG_ETSECDMAMCR_LE_BD_FR);
	out_be32(&scfg->etsecmcr, SCFG_ETSECCMCR_GE2_CLK125);

	init_early_memctl_regs();

	/* QRIO Configuration */
	qrio_uprstreq(UPREQ_CORE_RST);

	if (IS_ENABLED(CONFIG_TARGET_PG_WCOM_SELI8)) {
		qrio_prstcfg(KM_LIU_RST, PRSTCFG_POWUP_UNIT_RST);
		qrio_wdmask(KM_LIU_RST, true);

		qrio_prstcfg(KM_PAXK_RST, PRSTCFG_POWUP_UNIT_RST);
		qrio_wdmask(KM_PAXK_RST, true);

		qrio_prstcfg(KM_DBG_ETH_RST, PRSTCFG_POWUP_UNIT_CORE_RST);
		qrio_prst(KM_DBG_ETH_RST, false, false);
	}

	i2c_deblock_gpio_cfg();

	arch_soc_init();

	return 0;
}

int board_init(void)
{
	if (IS_ENABLED(CONFIG_SYS_FSL_ERRATUM_A010315))
		erratum_a010315();

	fsl_serdes_init();

	ls102xa_smmu_stream_id_init();

	u_qe_init();

	return 0;
}

int board_late_init(void)
{
	return 0;
}

int misc_init_r(void)
{
	if (IS_ENABLED(CONFIG_FSL_DEVICE_DISABLE))
		device_disable(devdis_tbl, ARRAY_SIZE(devdis_tbl));

	ivm_read_eeprom(ivm_content, CONFIG_SYS_IVM_EEPROM_MAX_LEN,
			CONFIG_PIGGY_MAC_ADDRESS_OFFSET);

	return 0;
}

int ft_board_setup(void *blob, struct bd_info *bd)
{
	ft_cpu_setup(blob, bd);

	if (IS_ENABLED(CONFIG_PCI))
		ft_pci_setup(blob, bd);

	return 0;
}

u8 flash_read8(void *addr)
{
	return __raw_readb(addr + 1);
}

void flash_write16(u16 val, void *addr)
{
	u16 shftval = (((val >> 8) & 0xff) | ((val << 8) & 0xff00));

	__raw_writew(shftval, addr);
}

u16 flash_read16(void *addr)
{
	u16 val = __raw_readw(addr);

	return (((val) >> 8) & 0x00ff) | (((val) << 8) & 0xff00);
}

int hush_init_var(void)
{
	ivm_analyze_eeprom(ivm_content, CONFIG_SYS_IVM_EEPROM_MAX_LEN);
	return 0;
}

int last_stage_init(void)
{
	set_km_env();
	return 0;
}