u-boot/board/freescale/t104xrdb/t104xrdb.c
Prabhakar Kushwaha 55153d6c30 board/t104xrdb: Add support of CPLD
T1040RDB and T1042RDB_PI has CPLD. Here CPLD controls board mux/features.

This support of CPLD includes
 - files and register defintion
 - Commands to swtich alternate bank and default bank

Signed-off-by: Prabhakar Kushwaha <prabhakar@freescale.com>
Reviewed-by: York Sun <yorksun@freescale.com>
2014-04-22 17:58:48 -07:00

106 lines
2 KiB
C

/*
* Copyright 2013 Freescale Semiconductor, Inc.
*
* 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 "t104xrdb.h"
#include "cpld.h"
DECLARE_GLOBAL_DATA_PTR;
int checkboard(void)
{
struct cpu_type *cpu = gd->arch.cpu;
u8 sw;
printf("Board: %sRDB\n", cpu->name);
printf("Board rev: 0x%02x CPLD ver: 0x%02x, ",
CPLD_READ(hw_ver), CPLD_READ(sw_ver));
sw = CPLD_READ(flash_ctl_status);
sw = ((sw & CPLD_LBMAP_MASK) >> CPLD_LBMAP_SHIFT);
if (sw <= 7)
printf("vBank: %d\n", sw);
else
printf("Unsupported Bank=%x\n", sw);
return 0;
}
int board_early_init_r(void)
{
#ifdef CONFIG_SYS_FLASH_BASE
const unsigned int flashbase = CONFIG_SYS_FLASH_BASE;
const u8 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();
/* invalidate existing TLB entry for flash */
disable_tlb(flash_esel);
set_tlb(1, flashbase, CONFIG_SYS_FLASH_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, flash_esel, BOOKE_PAGESZ_256M, 1);
#endif
set_liodns();
#ifdef CONFIG_SYS_DPAA_QBMAN
setup_portals();
#endif
return 0;
}
int misc_init_r(void)
{
return 0;
}
void ft_board_setup(void *blob, bd_t *bd)
{
phys_addr_t base;
phys_size_t size;
ft_cpu_setup(blob, bd);
base = getenv_bootm_low();
size = getenv_bootm_size();
fdt_fixup_memory(blob, (u64)base, (u64)size);
#ifdef CONFIG_PCI
pci_of_setup(blob, bd);
#endif
fdt_fixup_liodn(blob);
#ifdef CONFIG_HAS_FSL_DR_USB
fdt_fixup_dr_usb(blob, bd);
#endif
#ifdef CONFIG_SYS_DPAA_FMAN
fdt_fixup_fman_ethernet(blob);
#endif
}