u-boot/board/freescale/c29xpcie/c29xpcie.c

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// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2013 Freescale Semiconductor, Inc.
*/
#include <common.h>
#include <asm/processor.h>
#include <asm/mmu.h>
#include <asm/cache.h>
#include <asm/immap_85xx.h>
#include <asm/io.h>
#include <miiphy.h>
#include <linux/libfdt.h>
#include <fdt_support.h>
#include <fsl_mdio.h>
#include <tsec.h>
#include <mmc.h>
#include <netdev.h>
#include <pci.h>
#include <fsl_ifc.h>
#include <asm/fsl_pci.h>
#include "cpld.h"
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
struct cpu_type *cpu = gd->arch.cpu;
struct cpld_data *cpld_data = (void *)(CONFIG_SYS_CPLD_BASE);
printf("Board: %sPCIe, ", cpu->name);
printf("CPLD Ver: 0x%02x\n", in_8(&cpld_data->cpldver));
return 0;
}
int board_early_init_f(void)
{
struct fsl_ifc ifc = {(void *)CONFIG_SYS_IFC_ADDR, (void *)NULL};
/* Clock configuration to access CPLD using IFC(GPCM) */
setbits_be32(&ifc.gregs->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT);
return 0;
}
int board_early_init_r(void)
{
const unsigned long flashbase = CONFIG_SYS_FLASH_BASE;
int flash_esel = find_tlb_idx((void *)flashbase, 1);
/*
* Remap Boot flash region to caching-inhibited
* so that flash can be erased properly.
*/
/* Flush d-cache and invalidate i-cache of any FLASH data */
flush_dcache();
invalidate_icache();
if (flash_esel == -1) {
/* very unlikely unless something is messed up */
puts("Error: Could not find TLB for FLASH BASE\n");
flash_esel = 1; /* give our best effort to continue */
} else {
/* invalidate existing TLB entry for flash */
disable_tlb(flash_esel);
}
set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, flash_esel, BOOKE_PAGESZ_64M, 1);
return 0;
}
#ifdef CONFIG_PCI
void pci_init_board(void)
{
fsl_pcie_init_board(0);
}
#endif /* ifdef CONFIG_PCI */
int board_eth_init(bd_t *bis)
{
#ifdef CONFIG_TSEC_ENET
struct fsl_pq_mdio_info mdio_info;
struct tsec_info_struct tsec_info[2];
int num = 0;
#ifdef CONFIG_TSEC1
SET_STD_TSEC_INFO(tsec_info[num], 1);
num++;
#endif
#ifdef CONFIG_TSEC2
SET_STD_TSEC_INFO(tsec_info[num], 2);
num++;
#endif
if (!num) {
printf("No TSECs initialized\n");
return 0;
}
/* Register 1G MDIO bus */
mdio_info.regs = (struct tsec_mii_mng *)CONFIG_SYS_MDIO_BASE_ADDR;
mdio_info.name = DEFAULT_MII_NAME;
fsl_pq_mdio_init(bis, &mdio_info);
tsec_eth_init(bis, tsec_info, num);
#endif
return pci_eth_init(bis);
}
#if defined(CONFIG_OF_BOARD_SETUP)
void fdt_del_sec(void *blob, int offset)
{
int nodeoff = 0;
while ((nodeoff = fdt_node_offset_by_compat_reg(blob, "fsl,sec-v6.0",
CONFIG_SYS_CCSRBAR_PHYS + CONFIG_SYS_FSL_SEC_OFFSET
+ offset * CONFIG_SYS_FSL_SEC_IDX_OFFSET)) >= 0) {
fdt_del_node(blob, nodeoff);
offset++;
}
}
int ft_board_setup(void *blob, bd_t *bd)
{
phys_addr_t base;
phys_size_t size;
struct cpu_type *cpu;
cpu = gd->arch.cpu;
ft_cpu_setup(blob, bd);
base = env_get_bootm_low();
size = env_get_bootm_size();
#if defined(CONFIG_PCI)
FT_FSL_PCI_SETUP;
#endif
fdt_fixup_memory(blob, (u64)base, (u64)size);
if (cpu->soc_ver == SVR_C291)
fdt_del_sec(blob, 1);
else if (cpu->soc_ver == SVR_C292)
fdt_del_sec(blob, 2);
return 0;
}
#endif